[Keyboard] Add keyboard Naked48 (#6330)

* Add Naked48

*  Comment reflected

43 files changed, 3609 insertions, 0 deletions

diff --git a/keyboards/naked48/config.h b/keyboards/naked48/config.h
new file mode 100644
index 000000000..b37d10221
--- /dev/null
+++ b/keyboards/naked48/config.h
@@ -0,0 +1,43 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include "config_common.h"
+
+// GCC include 'config.h" sequence in qmk_firmware/keyboards/naked48/
+//   -include keyboards/naked48/config.h
+//   -include keyboards/naked48/rev?/config.h
+//   -include keyboards/naked48/rev?/keymaps/MAPNAME/config.h
+//   XXXX.c
+
+#include <serial_config.h>
+
+// GCC include search path in qmk_firmare/keyboards/naked48/
+//    #include "..." search starts here:
+//    #include <...> search starts here:
+//     keyboards/naked48/rev?/keymaps/MAPNAME
+//     keyboards/naked48
+//     keyboards/naked48/rev?
+//     .
+//     ./tmk_core
+//     ......
+
+// MACRO and FUNCTION are features that are depreciated.
+#define NO_ACTION_MACRO
+#define NO_ACTION_FUNCTION
diff --git a/keyboards/naked48/info.json b/keyboards/naked48/info.json
new file mode 100644
index 000000000..362fc9f5e
--- /dev/null
+++ b/keyboards/naked48/info.json
@@ -0,0 +1,251 @@
+{
+    "keyboard_name": "Naked48", 
+    "url": "https://salicylic-acid3.hatenablog.com/", 
+    "maintainer": "Salicylic_acid3", 
+    "width": 14, 
+    "height": 4, 
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                {
+                    "label":"Tab",
+                    "x":0,
+                    "y":0
+                },
+                {
+                    "label":"Q",
+                    "x":1,
+                    "y":0
+                },
+                {
+                    "label":"W",
+                    "x":2,
+                    "y":0
+                },
+                {
+                    "label":"E",
+                    "x":3,
+                    "y":0
+                },
+                {
+                    "label":"R",
+                    "x":4,
+                    "y":0
+                },
+                {
+                    "label":"T",
+                    "x":5,
+                    "y":0
+                },
+                {
+                    "label":"Y",
+                    "x":8,
+                    "y":0
+                },
+                {
+                    "label":"U",
+                    "x":9,
+                    "y":0
+                },
+                {
+                    "label":"I",
+                    "x":10,
+                    "y":0
+                },
+                {
+                    "label":"O",
+                    "x":11,
+                    "y":0
+                },
+                {
+                    "label":"P",
+                    "x":12,
+                    "y":0
+                },
+                {
+                    "label":"Back Space",
+                    "x":13,
+                    "y":0
+                },
+                {
+                    "label":"Esc",
+                    "x":0,
+                    "y":1
+                },
+                {
+                    "label":"A",
+                    "x":1,
+                    "y":1
+                },
+                {
+                    "label":"S",
+                    "x":2,
+                    "y":1
+                },
+                {
+                    "label":"D",
+                    "x":3,
+                    "y":1
+                },
+                {
+                    "label":"F",
+                    "x":4,
+                    "y":1
+                },
+                {
+                    "label":"G",
+                    "x":5,
+                    "y":1
+                },
+                {
+                    "label":"H",
+                    "x":8,
+                    "y":1
+                },
+                {
+                    "label":"J",
+                    "x":9,
+                    "y":1
+                },
+                {
+                    "label":"K",
+                    "x":10,
+                    "y":1
+                },
+                {
+                    "label":"L",
+                    "x":11,
+                    "y":1
+                },
+                {
+                    "label":";",
+                    "x":12,
+                    "y":1
+                },
+                {
+                    "label":"'",
+                    "x":13,
+                    "y":1
+                },
+                {
+                    "label":"Shift",
+                    "x":0,
+                    "y":2
+                },
+                {
+                    "label":"Z",
+                    "x":1,
+                    "y":2
+                },
+                {
+                    "label":"X",
+                    "x":2,
+                    "y":2
+                },
+                {
+                    "label":"C",
+                    "x":3,
+                    "y":2
+                },
+                {
+                    "label":"V",
+                    "x":4,
+                    "y":2
+                },
+                {
+                    "label":"B",
+                    "x":5,
+                    "y":2
+                },
+                {
+                    "label":"N",
+                    "x":8,
+                    "y":2
+                },
+                {
+                    "label":"M",
+                    "x":9,
+                    "y":2
+                },
+                {
+                    "label":",",
+                    "x":10,
+                    "y":2
+                },
+                {
+                    "label":".",
+                    "x":11,
+                    "y":2
+                },
+                {
+                    "label":"/",
+                    "x":12,
+                    "y":2
+                },
+                {
+                    "label":"Enter",
+                    "x":13,
+                    "y":2
+                },
+                {
+                    "label":"Adjust",
+                    "x":1,
+                    "y":3
+                },
+                {
+                    "label":"Ctrl",
+                    "x":2,
+                    "y":3
+                },
+                {
+                    "label":"Alt",
+                    "x":3,
+                    "y":3
+                },
+                {
+                    "label":"GUI",
+                    "x":4,
+                    "y":3
+                },
+                {
+                    "label":"&dArr;",
+                    "x":5,
+                    "y":3
+                },
+                {
+                    "x":6,
+                    "y":3
+                },
+                {
+                    "x":7,
+                    "y":3
+                },
+                {
+                    "label":"&uArr;",
+                    "x":8,
+                    "y":3
+                },
+                {
+                    "label":"&larr;",
+                    "x":9,
+                    "y":3
+                },
+                {
+                    "label":"&darr;",
+                    "x":10,
+                    "y":3
+                },
+                {
+                    "label":"&uarr;",
+                    "x":11,
+                    "y":3
+                },
+                {
+                    "label":"&rarr;",
+                    "x":12,
+                    "y":3
+                }
+            ]
+        }
+    }
+}
\ No newline at end of file
diff --git a/keyboards/naked48/keymaps/default/config.h b/keyboards/naked48/keymaps/default/config.h
new file mode 100644
index 000000000..ad417f7f0
--- /dev/null
+++ b/keyboards/naked48/keymaps/default/config.h
@@ -0,0 +1,41 @@
+/* Copyright 2018 Salicylic_acid3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 180
+
+// Selection of RGBLIGHT MODE to use.
+#if defined(LED_ANIMATIONS)
+   //#define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+#endif
\ No newline at end of file
diff --git a/keyboards/naked48/keymaps/default/keymap.c b/keyboards/naked48/keymaps/default/keymap.c
new file mode 100644
index 000000000..3229f74ec
--- /dev/null
+++ b/keyboards/naked48/keymaps/default/keymap.c
@@ -0,0 +1,135 @@
+#include QMK_KEYBOARD_H
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_number {
+  _QWERTY = 0,
+  _LOWER,
+  _RAISE,
+  _ADJUST,
+};
+
+enum custom_keycodes {
+  LOWER = SAFE_RANGE,
+  RAISE,
+  ADJUST,
+  RGBRST
+};
+
+// Layer Mode aliases
+#define _____ KC_TRNS
+#define XXXXX KC_NO
+
+#define KC_SNUBS S(KC_NUBS)
+#define KC_SNUHS S(KC_NUHS)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, KC_BSPC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+       KC_ESC,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, KC_COMM,  KC_DOT, KC_SLSH,  KC_ENT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+                ADJUST,KC_LCTRL, KC_LALT, KC_LGUI,   LOWER,  KC_SPC,  KC_SPC,   RAISE, KC_LEFT, KC_DOWN,   KC_UP,KC_RIGHT
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+
+  [_LOWER] = LAYOUT(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+      KC_TILD, KC_EXLM,   KC_AT, KC_HASH,  KC_DLR, KC_PERC,                   KC_CIRC, KC_AMPR,  KC_ASTR,KC_LPRN, KC_RPRN,  KC_DEL,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+       KC_DEL,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+        _____,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,                    KC_F12,KC_SNUHS,KC_SNUBS,   _____,   _____,   _____,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+
+  [_RAISE] = LAYOUT(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+      KC_TILD,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,    KC_7,    KC_8,    KC_9,    KC_0,  KC_DEL,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+       KC_DEL,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6, KC_MINS,  KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+        _____,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,                    KC_F12, KC_NUHS, KC_NUBS,   _____,   _____,   _____,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____ 
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+
+  [_ADJUST] = LAYOUT( /* Base */
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+        _____,   RESET,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                     XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   _____,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+        _____,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                   RGB_TOG, RGB_MOD,   XXXXX,LCA(KC_DEL),LALT(KC_PSCR),KC_PSCR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+        _____,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                   RGB_VAD, RGB_VAI, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  )
+};
+
+static inline void update_change_layer(bool pressed, uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+
+  pressed ? layer_on(layer1) : layer_off(layer1);
+  IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2) ? layer_on(layer3) : layer_off(layer3);
+}
+
+int RGB_current_mode;
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+
+  bool result = false;
+  switch (keycode) {
+    case LOWER:
+      update_change_layer(record->event.pressed, _LOWER, _RAISE, _ADJUST);
+      break;
+    case RAISE:
+      update_change_layer(record->event.pressed, _RAISE, _LOWER, _ADJUST);
+        break;
+    #ifdef RGBLIGHT_ENABLE
+      case RGB_MOD:
+          if (record->event.pressed) {
+            rgblight_mode(RGB_current_mode);
+            rgblight_step();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+      case RGBRST:
+          if (record->event.pressed) {
+            eeconfig_update_rgblight_default();
+            rgblight_enable();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+    #endif
+    default:
+      result = true;
+      break;
+  }
+
+  return result;
+}
+
+void matrix_init_user(void) {
+  #ifdef RGBLIGHT_ENABLE
+    RGB_current_mode = rgblight_config.mode;
+  #endif
+}
diff --git a/keyboards/naked48/keymaps/default/readme.md b/keyboards/naked48/keymaps/default/readme.md
new file mode 100644
index 000000000..431a57340
--- /dev/null
+++ b/keyboards/naked48/keymaps/default/readme.md
@@ -0,0 +1,45 @@
+# The default keymap for naked48
+
+Default
+  //,-----------------------------------------|             |-----------------------------------------.
+        TAB,     Q,     W,     E,     R,     T,                   Y,     U,     I,     O,     P,  BSPC,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+        ESC,     A,     S,     D,     F,     G,                   H,     J,     K,     L,     ;,     :,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+       LSFT,     Z,     X,     C,     V,     B,                   N,     M,     ,,     .,     /,   ENT,
+  //|------+------+------+------+------+------|------+------+------+------+------+------+------|
+            ADJUST, LCTRL,  LALT,  LGUI, LOWER,   SPC,   SPC, RAISE,  LEFT,  DOWN,    UP, RIGHT 
+          //`----------------------------------------------------------------------------------'
+
+Lower
+  //,-----------------------------------------|             |-----------------------------------------.
+          ~,     !,     @,     #,     $,     %,                   ^,     &,     *,     (,     ),   DEL,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+        DEL,    F1,    F2,    F3,    F4,    F5,                  F6,     _,     +,     {,     },     |,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+       LSFT,    F7,    F8,  F9,     F10,   F11,                 F12,     ~,     |,     ,,     .,   ENT,
+  //|------+------+------+------+------+------|------+------+------+------+------+------+------|
+            ADJUST, LCTRL,  LALT,  LGUI, LOWER,   SPC,   SPC, RAISE,  MNXT,  VOLD,  VOLU,  MPLY 
+          //`----------------------------------------------------------------------------------'
+
+Raise
+  //,-----------------------------------------|             |-----------------------------------------.
+          ~,     1,     2,     3,     4,     5,                   6,     7,     8,     9,     0,   DEL,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+        DEL,    F1,    F2,    F3,    F4,    F5,                  F6,     -,     =,     [,     ],  BSLS,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+       LSFT,    F7,    F8,  F9,     F10,   F11,                 F12,     #,     \,     ,,     .,   ENT,
+  //|------+------+------+------+------+------|------+------+------+------+------+------+------|
+            ADJUST, LCTRL,  LALT,  LGUI, LOWER,   SPC,   SPC, RAISE,  MNXT,  VOLD,  VOLU,  MPLY 
+          //`----------------------------------------------------------------------------------'
+
+Adjust
+  //,-----------------------------------------|             |----------------------------------------------.
+          ~,   RST, XXXXX, XXXXX, XXXXX, XXXXX,               XXXXX,  XXXXX,  XXXXX,  XXXXX,  XXXXX,    DEL,
+  //|------+------+------+------+------+------|             |------+-------+-------+-------+-------+-------|
+        DEL, XXXXX, XXXXX, XXXXX, XXXXX, XXXXX,          LED ON/Off,LED MOD,  XXXXX,  C+A+D,Alt+PSCR,  PSCR,
+  //|------+------+------+------+------+------|             |------+-------+-------+-------+-------+-------|
+       LSFT, XXXXX, XXXXX, XXXXX, XXXXX, XXXXX,             LED VAD,LED VAI,LED HUD,LED HUI,LED SAD,LED SAI,
+  //|------+------+------+------+------+------|------+------+------+-------+-------+-------+-------+-------|
+            ADJUST, LCTRL,  LALT,  LGUI, LOWER,   SPC,   SPC, RAISE,   MNXT,   VOLD,   VOLU,   MPLY 
+          //`--------------------------------------------------------------------------------------'
\ No newline at end of file
diff --git a/keyboards/naked48/keymaps/default/rules.mk b/keyboards/naked48/keymaps/default/rules.mk
new file mode 100644
index 000000000..ee538432e
--- /dev/null
+++ b/keyboards/naked48/keymaps/default/rules.mk
@@ -0,0 +1,29 @@
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no        # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# If your custom naked48 pcb, you can rewrite to yes.
+LED_ANIMATIONS = yes        # LED animations
+
+ifeq ($(strip $(LED_ANIMATIONS)), yes)
+    # OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+    OPT_DEFS += -DLED_ANIMATIONS
+endif
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/naked48/keymaps/default_with_nafuda/config.h b/keyboards/naked48/keymaps/default_with_nafuda/config.h
new file mode 100644
index 000000000..a55856b24
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_nafuda/config.h
@@ -0,0 +1,64 @@
+/* Copyright 2018 Salicylic_acid3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 180
+
+// Selection of RGBLIGHT MODE to use.
+#if defined(LED_ANIMATIONS)
+   //#define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+#endif
+
+#define MK_3_SPEED
+
+#undef MOUSEKEY_INTERVAL
+#define MOUSEKEY_INTERVAL 0
+
+#undef MOUSEKEY_TIME_TO_MAX
+#define MOUSEKEY_TIME_TO_MAX 150
+
+#undef MOUSEKEY_MAX_SPEED
+#define MOUSEKEY_MAX_SPEED 3
+
+#undef MOUSEKEY_MOVE_DELTA
+#define MOUSEKEY_MOVE_DELTA 5
+
+#undef MOUSEKEY_DELAY
+#define MOUSEKEY_DELAY 0
+
+#undef MOUSEKEY_WHEEL_MAX_SPEED
+#define MOUSEKEY_WHEEL_MAX_SPEED 1
+
+#undef MOUSEKEY_WHEEL_TIME_TO_MAX
+#define MOUSEKEY_WHEEL_TIME_TO_MAX 0
diff --git a/keyboards/naked48/keymaps/default_with_nafuda/keymap.c b/keyboards/naked48/keymaps/default_with_nafuda/keymap.c
new file mode 100644
index 000000000..c1a9056a9
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_nafuda/keymap.c
@@ -0,0 +1,173 @@
+#include QMK_KEYBOARD_H
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_number {
+  _QWERTY = 0,
+  _MOUSE,
+  _BROWSER,
+  _LOWER,
+  _RAISE,
+  _ADJUST,
+};
+
+enum custom_keycodes {
+  MOUSE = SAFE_RANGE,
+  BROWSER,
+  LOWER,
+  RAISE,
+  ADJUST,
+  RGBRST
+};
+
+// Fillers to make layering more clear
+#define _____ KC_TRNS
+#define XXXXX KC_NO
+
+#define KC_CAD LCA(KC_DEL)
+#define KC_APSCR LALT(KC_PSCR)
+
+#define KC_SNUBS S(KC_NUBS)
+#define KC_SNUHS S(KC_NUHS)
+
+#define KC_RTAB LCTL(KC_TAB)
+#define KC_LTAB LCTL(LSFT(KC_TAB))
+#define KC_CTAB LCTL(KC_W)
+#define KC_RETAB LCTL(LSFT(KC_T))
+
+#define KC_TGMO TG(_MOUSE)
+#define KC_TGBR TG(_BROWSER)
+#define KC_BSAD LT(_ADJUST, KC_BSPC)
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, KC_BSPC,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+       KC_ESC,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,        KC_BSAD,   KC_UP, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, KC_COMM,  KC_DOT, KC_SLSH,  KC_ENT,        KC_LEFT, KC_DOWN,KC_RIGHT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                ADJUST,KC_LCTRL, KC_LALT, KC_LGUI,   LOWER,  KC_SPC,  KC_SPC,   RAISE, KC_LEFT, KC_DOWN,   KC_UP,KC_RIGHT
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_MOUSE] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, KC_BSPC,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+       KC_ESC,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,        KC_BTN1, KC_MS_U, KC_BTN2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, KC_COMM,  KC_DOT, KC_SLSH,  KC_ENT,        KC_MS_L, KC_MS_D, KC_MS_R,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                ADJUST,KC_LCTRL, KC_LALT, KC_LGUI,   LOWER,  KC_SPC,  KC_SPC,   RAISE, KC_LEFT, KC_DOWN,   KC_UP,KC_RIGHT
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_BROWSER] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, KC_BSPC,                 KC_CTAB,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+       KC_ESC,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,       KC_RETAB, KC_WH_U, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, KC_COMM,  KC_DOT, KC_SLSH,  KC_ENT,        KC_LTAB, KC_WH_D, KC_RTAB,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                ADJUST,KC_LCTRL, KC_LALT, KC_LGUI,   LOWER,  KC_SPC,  KC_SPC,   RAISE, KC_LEFT, KC_DOWN,   KC_UP,KC_RIGHT
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_LOWER] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+      KC_TILD, KC_EXLM,   KC_AT, KC_HASH,  KC_DLR, KC_PERC,                   KC_CIRC, KC_AMPR,  KC_ASTR,KC_LPRN, KC_RPRN,  KC_DEL,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+       KC_DEL,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE,        KC_BSAD,   KC_UP, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+        _____,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,                    KC_F12,KC_SNUHS,KC_SNUBS,   _____,   _____,   _____,        KC_LEFT, KC_DOWN,KC_RIGHT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_RAISE] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+      KC_TILD,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,    KC_7,    KC_8,    KC_9,    KC_0,  KC_DEL,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+       KC_DEL,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6, KC_MINS,  KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS,        KC_BSAD,   KC_UP, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+        _____,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,                    KC_F12, KC_NUHS, KC_NUBS,   _____,   _____,   _____,        KC_LEFT, KC_DOWN,KC_RIGHT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_ADJUST] = LAYOUT_with_nafuda( /* Base */
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+        _____,   RESET,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                     XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   _____,                 RGB_VAD,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+        _____,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                   RGB_TOG, RGB_MOD,   XXXXX,LCA(KC_DEL),LALT(KC_PSCR),KC_PSCR,  ADJUST, RGB_SAD, RGB_VAI,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+        _____,   _____,   _____,   _____,   _____,   _____,                   RGB_VAD, RGB_VAI, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI,        RGB_MOD, RGB_TOG, RGB_SAI,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  )
+};
+
+static inline void update_change_layer(bool pressed, uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+
+  pressed ? layer_on(layer1) : layer_off(layer1);
+  IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2) ? layer_on(layer3) : layer_off(layer3);
+}
+
+int RGB_current_mode;
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+
+  bool result = false;
+  switch (keycode) {
+    case LOWER:
+      update_change_layer(record->event.pressed, _LOWER, _RAISE, _ADJUST);
+      break;
+    case RAISE:
+      update_change_layer(record->event.pressed, _RAISE, _LOWER, _ADJUST);
+        break;
+    #ifdef RGBLIGHT_ENABLE
+      case RGB_MOD:
+          if (record->event.pressed) {
+            rgblight_mode(RGB_current_mode);
+            rgblight_step();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+      case RGBRST:
+          if (record->event.pressed) {
+            eeconfig_update_rgblight_default();
+            rgblight_enable();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+    #endif
+    default:
+      result = true;
+      break;
+  }
+
+  return result;
+}
+
+void matrix_init_user(void) {
+  #ifdef RGBLIGHT_ENABLE
+    RGB_current_mode = rgblight_config.mode;
+  #endif
+}
diff --git a/keyboards/naked48/keymaps/default_with_nafuda/readme.md b/keyboards/naked48/keymaps/default_with_nafuda/readme.md
new file mode 100644
index 000000000..780481be2
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_nafuda/readme.md
@@ -0,0 +1,39 @@
+# The default_with_nafuda keymap for naked48
+
+Add Nafuda maps to the default layout.
+
+Default
+  //|--------------------|
+             Mouse,       
+  //|------+------+------|
+    BS + Ad,    UP,Browser,
+  //|------+------+------|
+       LEFT,  DOWN, RIGHT 
+  //|--------------------|
+
+Mouse
+  //|--------------------|
+           Default,       
+  //|------+------+------|
+       BTN1,  MS_U,  BTN2,
+  //|------+------+------|
+       MS_L,  MS_D,  MS_R 
+  //|--------------------|
+
+Browser
+  //|--------------------|
+          CloseTAB,       
+  //|------+------+------|
+  ReOpenTAB,  WH_U,Default,
+  //|------+------+------|
+       LTAB,  WH_D,  RTAB 
+  //|--------------------|
+
+Adjust
+  //|------------------------|
+               LED VAD,       
+  //|------+----------+------|
+    Default,   LED HUD,LED VAI,
+  //|------+----------+------|
+    LED MOD,LED ON/Off,LED HUI 
+  //|------------------------|
diff --git a/keyboards/naked48/keymaps/default_with_nafuda/rules.mk b/keyboards/naked48/keymaps/default_with_nafuda/rules.mk
new file mode 100644
index 000000000..dd471767a
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_nafuda/rules.mk
@@ -0,0 +1,29 @@
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no        # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# If your custom naked48 pcb, you can rewrite to yes.
+LED_ANIMATIONS = yes        # LED animations
+
+ifeq ($(strip $(LED_ANIMATIONS)), yes)
+    # OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+    OPT_DEFS += -DLED_ANIMATIONS
+endif
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/naked48/keymaps/default_with_setta21/config.h b/keyboards/naked48/keymaps/default_with_setta21/config.h
new file mode 100644
index 000000000..ad417f7f0
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_setta21/config.h
@@ -0,0 +1,41 @@
+/* Copyright 2018 Salicylic_acid3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 180
+
+// Selection of RGBLIGHT MODE to use.
+#if defined(LED_ANIMATIONS)
+   //#define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+#endif
\ No newline at end of file
diff --git a/keyboards/naked48/keymaps/default_with_setta21/keymap.c b/keyboards/naked48/keymaps/default_with_setta21/keymap.c
new file mode 100644
index 000000000..32d56a508
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_setta21/keymap.c
@@ -0,0 +1,174 @@
+#include QMK_KEYBOARD_H
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_number {
+  _QWERTY = 0,
+  _LOWER,
+  _RAISE,
+  _ADJUST,
+};
+
+enum custom_keycodes {
+  LOWER = SAFE_RANGE,
+  RAISE,
+  ADJUST,
+  KANJI,
+  RGBRST,
+  SEND_SUM,
+  SEND_AVERAGE,
+  SEND_COUNTIF,
+  SEND_MAX,
+  SEND_MIN
+};
+
+// Fillers to make layering more clear
+#define _____ KC_TRNS
+#define XXXXX KC_NO
+
+#define KC_SNUBS S(KC_NUBS)
+#define KC_SNUHS S(KC_NUHS)
+
+#define KC_SSUM  SEND_SUM
+#define KC_SAVE  SEND_AVERAGE
+#define KC_SCOU  SEND_COUNTIF
+#define KC_SMAX  SEND_MAX
+#define KC_SMIN  SEND_MIN
+
+#define KC_RADO LT(_RAISE, KC_PDOT)
+#define KC_LOP0 LT(_LOWER, KC_P0)
+#define KC_ADNL LT(_ADJUST, KC_NLCK)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT_with_setta21(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, KC_BSPC,       KC_LOP0,  KC_P1,  KC_P4,  KC_P7,KC_ADNL, KC_ESC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+       KC_ESC,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,                 KC_P2,  KC_P5,  KC_P8,KC_PSLS,  KC_F2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, KC_COMM,  KC_DOT, KC_SLSH,  KC_ENT,       KC_RADO,  KC_P3,  KC_P6,  KC_P9,KC_PAST, KC_EQL,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+                ADJUST,KC_LCTRL, KC_LALT, KC_LGUI,   LOWER,  KC_SPC,  KC_SPC,   RAISE, KC_LEFT, KC_DOWN,   KC_UP,KC_RIGHT,                        KC_PENT,        KC_PPLS,KC_PMNS, KC_DEL
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  ),
+
+  [_LOWER] = LAYOUT_with_setta21(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+      KC_TILD, KC_EXLM,   KC_AT, KC_HASH,  KC_DLR, KC_PERC,                   KC_CIRC, KC_AMPR,  KC_ASTR,KC_LPRN, KC_RPRN,  KC_DEL,         LOWER,  XXXXX,KC_LEFT,  XXXXX,  XXXXX, KC_ESC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+       KC_DEL,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE,               KC_DOWN,KC_DOWN,  KC_UP,KC_PSLS,  KC_F2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+        _____,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,                    KC_F12,KC_SNUHS,KC_SNUBS,   _____,   _____,   _____,         RAISE,  XXXXX,KC_RIGHT, XXXXX,KC_PAST, KC_EQL,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY,                        KC_PENT,        KC_PPLS,KC_PMNS, KC_DEL
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  ),
+
+
+  [_RAISE] = LAYOUT_with_setta21(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+      KC_TILD,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,    KC_7,    KC_8,    KC_9,    KC_0,  KC_DEL,         LOWER, KC_F11,  KC_F4,  KC_F7,KC_SMIN, KC_ESC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+       KC_DEL,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6, KC_MINS,  KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS,                KC_F12,  KC_F5,  KC_F8,KC_SMAX,  KC_F2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+        _____,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,                    KC_F12, KC_NUHS, KC_NUBS,   _____,   _____,   _____,         RAISE,  KC_F3,  KC_F6,  KC_F9,KC_SCOU, KC_EQL,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,                        KC_RPRN,        KC_SSUM,KC_SAVE, KC_DEL
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  ),
+
+  [_ADJUST] = LAYOUT_with_setta21( /* Base */
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+        _____,   RESET,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                     XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   _____,         LOWER,RGB_VAD,RGB_HUD,RGB_SAD, ADJUST,RGB_TOG,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+        _____,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                   RGB_TOG, RGB_MOD,   XXXXX,LCA(KC_DEL),LALT(KC_PSCR),KC_PSCR,        RGB_VAI,RGB_HUI,RGB_SAI,  XXXXX,  _____,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+        _____,   XXXXX,   XXXXX,   XXXXX,   XXXXX,   XXXXX,                   RGB_VAD, RGB_VAI, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI,         RAISE,  XXXXX,  XXXXX,  XXXXX,  XXXXX,  _____,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,                        RGB_MOD,          _____,  _____,  _____
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  )
+};
+
+static inline void update_change_layer(bool pressed, uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+
+  pressed ? layer_on(layer1) : layer_off(layer1);
+  IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2) ? layer_on(layer3) : layer_off(layer3);
+}
+
+int RGB_current_mode;
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+
+  bool result = false;
+  switch (keycode) {
+    case LOWER:
+      update_change_layer(record->event.pressed, _LOWER, _RAISE, _ADJUST);
+      break;
+    case RAISE:
+      update_change_layer(record->event.pressed, _RAISE, _LOWER, _ADJUST);
+        break;
+    case SEND_SUM:
+      if (record->event.pressed) {
+        SEND_STRING("=SUM(");
+      }
+      break;
+    case SEND_AVERAGE:
+      if (record->event.pressed) {
+        SEND_STRING("=AVERAGE(");
+      }
+      break;
+    case SEND_COUNTIF:
+      if (record->event.pressed) {
+        SEND_STRING("=COUNTIF(");
+      }
+      break;
+    case SEND_MAX:
+      if (record->event.pressed) {
+        SEND_STRING("=MAX(");
+      }
+      break;
+    case SEND_MIN:
+      if (record->event.pressed) {
+        SEND_STRING("=MIN(");
+      }
+      break;
+    #ifdef RGBLIGHT_ENABLE
+      case RGB_MOD:
+          if (record->event.pressed) {
+            rgblight_mode(RGB_current_mode);
+            rgblight_step();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+      case RGBRST:
+          if (record->event.pressed) {
+            eeconfig_update_rgblight_default();
+            rgblight_enable();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+    #endif
+    default:
+      result = true;
+      break;
+  }
+
+  return result;
+}
+
+void matrix_init_user(void) {
+  #ifdef RGBLIGHT_ENABLE
+    RGB_current_mode = rgblight_config.mode;
+  #endif
+}
diff --git a/keyboards/naked48/keymaps/default_with_setta21/readme.md b/keyboards/naked48/keymaps/default_with_setta21/readme.md
new file mode 100644
index 000000000..921c1e495
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_setta21/readme.md
@@ -0,0 +1,47 @@
+# The default_with_setta21 keymap for naked48
+
+Add Setta21 maps to the default layout.
+
+Default
+  //|-----------------------------------------|
+      Rai+0,     1,     4,     7,Ad+Num,   ESC,
+  //|------+------+------+------+------+------|
+                 2,     5,     8,     /,    F2,
+  //|------+------+------+------+------+------|
+      Low+.,     3,     6,     9,     *,     =,
+  //|-------------+-------------+------+------|
+               ENT,            +,     -,   DEL 
+  //|-----------------------------------------|
+
+Lower
+  //|-----------------------------------------|
+      RAISE,   F11,    F4,    F7,    "=MIN(",   ESC,
+  //|------+------+------+------+-----------+------|
+               F12,    F5,    F8,    "=MAX(",    F2,
+  //|------+------+------+------+-----------+------|
+      LOWER,    F3,    F6,    F9,"=COUNTIF(",     =,
+  //|-------------+-------------+-----------+------|
+                 ),      "=SUM(","=AVERAGE(",   DEL 
+  //|-----------------------------------------|
+
+Raise
+  //|-----------------------------------------|
+      RAISE, XXXXX,  LEFT, XXXXX, XXXXX,   ESC,
+  //|------+------+------+------+------+------|
+              DOWN,  DOWN,    UP,     /,    F2,
+  //|------+------+------+------+------+------|
+      LOWER, XXXXX, RIGHT, XXXXX,     *,     =,
+  //|-------------+-------------+------+------|
+               ENT,            +,     -,   DEL 
+  //|-----------------------------------------|
+
+Adjust
+  //|------------------------------------------------|
+   LED ON/Off,LED VAD,LED HUD,LED SAD, ADJUST,    ESC,
+  //|--------+-------+-------+-------+-------+-------|
+              LED VAI,LED HUI,LED SAI,  XXXXX,     F2,
+  //|--------+-------+-------+-------+-------+-------|
+        XXXXX,  XXXXX,   XXXXX, XXXXX,  XXXXX,      =,
+  //|----------------+---------------+-------+-------|
+              LED MOD,              +,      -,    DEL 
+  //|------------------------------------------------|
diff --git a/keyboards/naked48/keymaps/default_with_setta21/rules.mk b/keyboards/naked48/keymaps/default_with_setta21/rules.mk
new file mode 100644
index 000000000..ee538432e
--- /dev/null
+++ b/keyboards/naked48/keymaps/default_with_setta21/rules.mk
@@ -0,0 +1,29 @@
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no        # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# If your custom naked48 pcb, you can rewrite to yes.
+LED_ANIMATIONS = yes        # LED animations
+
+ifeq ($(strip $(LED_ANIMATIONS)), yes)
+    # OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+    OPT_DEFS += -DLED_ANIMATIONS
+endif
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/naked48/keymaps/salicylic/config.h b/keyboards/naked48/keymaps/salicylic/config.h
new file mode 100644
index 000000000..ad417f7f0
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic/config.h
@@ -0,0 +1,41 @@
+/* Copyright 2018 Salicylic_acid3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 180
+
+// Selection of RGBLIGHT MODE to use.
+#if defined(LED_ANIMATIONS)
+   //#define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+#endif
\ No newline at end of file
diff --git a/keyboards/naked48/keymaps/salicylic/keymap.c b/keyboards/naked48/keymaps/salicylic/keymap.c
new file mode 100644
index 000000000..99c95cb02
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic/keymap.c
@@ -0,0 +1,149 @@
+#include QMK_KEYBOARD_H
+#include "keymap_jp.h"
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_number {
+  _QWERTY = 0,
+  _LOWER,
+  _RAISE,
+  _ADJUST,
+};
+
+enum custom_keycodes {
+  LOWER = SAFE_RANGE,
+  RAISE,
+  ADJUST,
+  KANJI,
+  RGBRST
+};
+
+// Fillers to make layering more clear
+#define _____ KC_TRNS
+#define XXXXX KC_NO
+
+#define KC_CT11 LCTL_T(KC_F11)
+#define KC_SF12 SFT_T(KC_F12)
+#define KC_LOEN LT(_LOWER, KC_ENT)
+#define KC_RASP LT(_RAISE, KC_SPC)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, JP_LBRC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+     KC_LCTRL,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, JP_MINS, JP_RBRC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, JP_COMM,  JP_DOT, JP_SLSH, JP_BSLS,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+               KC_LEFT,KC_RIGHT, KC_LGUI, KC_MHEN, KC_LOEN, KC_BSPC,  KC_DEL, KC_RASP, KC_HENK, KC_LALT, KC_DOWN,   KC_UP
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+
+  [_LOWER] = LAYOUT(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+       KC_ESC, JP_EXLM, JP_QUES, JP_LBRC, JP_RBRC, JP_TILD,                      KC_6,    KC_7,    KC_8,    KC_9, JP_ASTR, JP_SLSH,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+      JP_QUOT, JP_HASH,  JP_DQT, JP_LPRN, JP_RPRN,   JP_AT,                     XXXXX,    KC_4,    KC_5,    KC_6, JP_MINS,  JP_EQL,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+      JP_CIRC, JP_PERC, JP_AMPR, JP_SCLN, JP_COLN, JP_PIPE,                      KC_0,    KC_1,    KC_2,    KC_3, JP_PLUS,  KC_ENT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+                 _____,   _____,   _____, KC_ZKHK,   LOWER,   _____,   _____,   RAISE,    KC_0,  JP_DOT,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+
+  [_RAISE] = LAYOUT(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+       KC_ESC,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,   XXXXX,   KC_UP,   XXXXX, KC_PGUP,  KC_DEL,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+      KC_CT11,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     XXXXX, KC_LEFT, KC_DOWN,KC_RIGHT, KC_LSFT,  KC_ENT,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+      KC_SF12,   KC_F6,   KC_F7,   KC_F8,   KC_F9,  KC_F10,                     XXXXX,   XXXXX,   XXXXX,   XXXXX, KC_PGDN,   XXXXX,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_ADJUST] = LAYOUT( /* Base */
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.
+        _____,   _____,   _____,   _____,   _____,   _____,                     _____,    KC_7,    KC_8,    KC_9,    KC_0,   _____,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+        _____,   _____,   _____,   _____,   _____,   _____,                   RGB_TOG, RGB_MOD,   XXXXX,LCA(KC_DEL),LALT(KC_PSCR),KC_PSCR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|
+        _____,   _____,   _____,   _____,   _____,   _____,                   RGB_VAD, RGB_VAI, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  )
+};
+
+static inline void update_change_layer(bool pressed, uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+
+  pressed ? layer_on(layer1) : layer_off(layer1);
+  IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2) ? layer_on(layer3) : layer_off(layer3);
+}
+
+int RGB_current_mode;
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+
+  bool result = false;
+  switch (keycode) {
+    case LOWER:
+      update_change_layer(record->event.pressed, _LOWER, _RAISE, _ADJUST);
+      break;
+    case RAISE:
+      update_change_layer(record->event.pressed, _RAISE, _LOWER, _ADJUST);
+        break;
+    case KANJI:
+      if (record->event.pressed) {
+        if (keymap_config.swap_lalt_lgui == false) {
+          register_code(KC_LANG2);
+        } else {
+          SEND_STRING(SS_LALT("`"));
+        }
+      } else {
+        unregister_code(KC_LANG2);
+      }
+      break;
+    #ifdef RGBLIGHT_ENABLE
+      case RGB_MOD:
+          if (record->event.pressed) {
+            rgblight_mode(RGB_current_mode);
+            rgblight_step();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+      case RGBRST:
+          if (record->event.pressed) {
+            eeconfig_update_rgblight_default();
+            rgblight_enable();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+    #endif
+    default:
+      result = true;
+      break;
+  }
+
+  return result;
+}
+
+void matrix_init_user(void) {
+  #ifdef RGBLIGHT_ENABLE
+    RGB_current_mode = rgblight_config.mode;
+  #endif
+}
diff --git a/keyboards/naked48/keymaps/salicylic/readme.md b/keyboards/naked48/keymaps/salicylic/readme.md
new file mode 100644
index 000000000..cd5e6e729
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic/readme.md
@@ -0,0 +1,46 @@
+# The salicylic keymap for naked48
+
+Default
+  //,-----------------------------------------|             |-----------------------------------------.
+        TAB,     Q,     W,     E,     R,     T,                   Y,     U,     I,     O,     P,     [,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+       LSFT,     A,     S,     D,     F,     G,                   H,     J,     K,     L,     -,     ],
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+      LCTRL,     Z,     X,     C,     V,     B,                   N,     M,     ,,     .,     /,     \,
+  //|------+------+------+------+------+-------|------+-----+-------+-----+------+------+------|
+              LEFT, RIGHT,  LGUI,  MHEN,Low+Ent,  BSPC,  DEL,Rai+SPC, HENK,  LALT,    UP,  DOWN 
+          //`----------------------------------------------------------------------------------'
+
+Lower
+  //,-----------------------------------------|             |-----------------------------------------.
+        ESC,  EXLM, JQUES, JLBRC, JRBRC, JTILD,                   6,     7,     8,     9,     *,     /,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+      JQUOT,  HASH, JDQUO, JLPRN, JRPRN,   JAT,               XXXXX,     4,     5,     6,     -,     =,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+       JHAT,  PERC, JAMPR,  SCLN, JCLON, JPIPE,                   0,     1,     2,     3,     +,   ENT,
+  //|------+------+------+------+------+------|------+------+------+------+------+------+------|
+              LEFT, RIGHT,  LGUI,  ZKHK, LOWER,  BSPC,  DEL, RAISE,     0,   DOT,     UP,  DOWN 
+          //`----------------------------------------------------------------------------------'
+
+Raise
+  //,-----------------------------------------|             |-----------------------------------------.
+        ESC,     1,     2,     3,     4,     5,                   6, XXXXX,    UP, XXXXX,  PGUP,  BSPC,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+   Ctrl F11,    F1,    F2,    F3,    F4,    F5,               XXXXX,  LEFT,  DOWN, RIGHT,  LSFT,   ENT,
+  //|------+------+------+------+------+------|             |------+------+------+------+------+------|
+  Shift F12,    F6,    F7,    F8,    F9,   F10,               XXXXX, XXXXX, XXXXX, XXXXX,  PGDN, XXXXX,
+  //|------+------+------+------+------+------|------+------+------+------+------+------+------|
+              LEFT, RIGHT,  LGUI,  ZKHK, LOWER,  BSPC,  DEL, RAISE,     0,   DOT,     UP,  DOWN
+          //`----------------------------------------------------------------------------------'
+
+Adjust
+  //,-----------------------------------------|             |----------------------------------------------.
+        ESC,     1,     2,     3,     4,     5,                   6,      7,      8,      9,      0,    DEL,
+  //|------+------+------+------+------+------|             |------+-------+-------+-------+-------+-------|
+   Ctrl F11,    F1,    F2,    F3,    F4,    F5,          LED ON/Off,LED MOD,  XXXXX,  C+A+D,Alt+PSCR,  PSCR,
+  //|------+------+------+------+------+------|             |------+-------+-------+-------+-------+-------|
+  Shift F12,    F6,    F7,    F8,    F9,   F10,             LED VAD,LED VAI,LED HUD,LED HUI,LED SAD,LED SAI,
+  //|------+------+------+------+------+------|------+------+------+-------+-------+-------+-------|
+              LEFT, RIGHT,  LGUI,  ZKHK, LOWER,  BSPC,  DEL, RAISE,       0,    DOT,     UP,   DOWN
+          //`--------------------------------------------------------------------------------------'
+  )
\ No newline at end of file
diff --git a/keyboards/naked48/keymaps/salicylic/rules.mk b/keyboards/naked48/keymaps/salicylic/rules.mk
new file mode 100644
index 000000000..ee538432e
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic/rules.mk
@@ -0,0 +1,29 @@
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no        # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# If your custom naked48 pcb, you can rewrite to yes.
+LED_ANIMATIONS = yes        # LED animations
+
+ifeq ($(strip $(LED_ANIMATIONS)), yes)
+    # OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+    OPT_DEFS += -DLED_ANIMATIONS
+endif
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/naked48/keymaps/salicylic_with_nafuda/config.h b/keyboards/naked48/keymaps/salicylic_with_nafuda/config.h
new file mode 100644
index 000000000..a55856b24
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_nafuda/config.h
@@ -0,0 +1,64 @@
+/* Copyright 2018 Salicylic_acid3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 180
+
+// Selection of RGBLIGHT MODE to use.
+#if defined(LED_ANIMATIONS)
+   //#define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+#endif
+
+#define MK_3_SPEED
+
+#undef MOUSEKEY_INTERVAL
+#define MOUSEKEY_INTERVAL 0
+
+#undef MOUSEKEY_TIME_TO_MAX
+#define MOUSEKEY_TIME_TO_MAX 150
+
+#undef MOUSEKEY_MAX_SPEED
+#define MOUSEKEY_MAX_SPEED 3
+
+#undef MOUSEKEY_MOVE_DELTA
+#define MOUSEKEY_MOVE_DELTA 5
+
+#undef MOUSEKEY_DELAY
+#define MOUSEKEY_DELAY 0
+
+#undef MOUSEKEY_WHEEL_MAX_SPEED
+#define MOUSEKEY_WHEEL_MAX_SPEED 1
+
+#undef MOUSEKEY_WHEEL_TIME_TO_MAX
+#define MOUSEKEY_WHEEL_TIME_TO_MAX 0
diff --git a/keyboards/naked48/keymaps/salicylic_with_nafuda/keymap.c b/keyboards/naked48/keymaps/salicylic_with_nafuda/keymap.c
new file mode 100644
index 000000000..1551b8263
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_nafuda/keymap.c
@@ -0,0 +1,188 @@
+#include QMK_KEYBOARD_H
+#include "keymap_jp.h"
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_number {
+  _QWERTY = 0,
+  _MOUSE,
+  _BROWSER,
+  _LOWER,
+  _RAISE,
+  _ADJUST,
+};
+
+enum custom_keycodes {
+  MOUSE = SAFE_RANGE,
+  BROWSER,
+  LOWER,
+  RAISE,
+  ADJUST,
+  KANJI,
+  RGBRST
+};
+
+// Fillers to make layering more clear
+#define _____ KC_TRNS
+#define XXXXX KC_NO
+
+#define KC_CT11 LCTL_T(KC_F11)
+#define KC_SF12 SFT_T(KC_F12)
+
+#define KC_LOEN LT(_LOWER, KC_ENT)
+#define KC_RASP LT(_RAISE, KC_SPC)
+#define KC_CAD LCA(KC_DEL)
+#define KC_APSCR LALT(KC_PSCR)
+
+#define KC_RTAB LCTL(KC_TAB)
+#define KC_LTAB LCTL(LSFT(KC_TAB))
+#define KC_CTAB LCTL(KC_W)
+#define KC_RETAB LCTL(LSFT(KC_T))
+
+#define KC_TGMO TG(_MOUSE)
+#define KC_TGBR TG(_BROWSER)
+#define KC_BSAD LT(_ADJUST, KC_BSPC)
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, JP_LBRC,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+     KC_LCTRL,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, JP_MINS, JP_RBRC,        KC_BSAD,   KC_UP, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, JP_COMM,  JP_DOT, JP_SLSH, JP_BSLS,        KC_LEFT, KC_DOWN,KC_RIGHT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+               KC_LEFT,KC_RIGHT, KC_LGUI, KC_MHEN, KC_LOEN, KC_BSPC,  KC_DEL, KC_RASP, KC_HENK, KC_LALT, KC_DOWN,   KC_UP
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_MOUSE] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, JP_LBRC,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+     KC_LCTRL,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, JP_MINS, JP_RBRC,        KC_BTN1, KC_MS_U, KC_BTN2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, JP_COMM,  JP_DOT, JP_SLSH, JP_BSLS,        KC_MS_L, KC_MS_D, KC_MS_R,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+               KC_LEFT,KC_RIGHT, KC_LGUI, KC_MHEN, KC_LOEN, KC_BSPC,  KC_DEL, KC_RASP, KC_HENK, KC_LALT, KC_DOWN,   KC_UP
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_BROWSER] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, JP_LBRC,                 KC_CTAB,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+     KC_LCTRL,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, JP_MINS, JP_RBRC,       KC_RETAB, KC_WH_U, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, JP_COMM,  JP_DOT, JP_SLSH, JP_BSLS,        KC_LTAB, KC_WH_D, KC_RTAB,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+               KC_LEFT,KC_RIGHT, KC_LGUI, KC_MHEN, KC_LOEN, KC_BSPC,  KC_DEL, KC_RASP, KC_HENK, KC_LALT, KC_DOWN,   KC_UP
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_LOWER] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_ESC, JP_EXLM, JP_QUES, JP_LBRC, JP_RBRC, JP_TILD,                      KC_6,    KC_7,    KC_8,    KC_9, JP_ASTR, JP_SLSH,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      JP_QUOT, JP_HASH,  JP_DQT, JP_LPRN, JP_RPRN,   JP_AT,                     XXXXX,    KC_4,    KC_5,    KC_6, JP_MINS,  JP_EQL,        KC_BSAD,   KC_UP, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      JP_CIRC, JP_PERC, JP_AMPR, JP_SCLN, JP_COLN, JP_PIPE,                      KC_0,    KC_1,    KC_2,    KC_3, JP_PLUS,  KC_ENT,        KC_LEFT, KC_DOWN,KC_RIGHT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                 _____,   _____,   _____, KC_ZKHK,   LOWER,   _____,   _____,   RAISE,    KC_0,  JP_DOT,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_RAISE] = LAYOUT_with_nafuda(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+       KC_ESC, JP_EXLM, JP_QUES, JP_LBRC, JP_RBRC, JP_TILD,                      KC_6,    KC_7,    KC_8,    KC_9, JP_ASTR, JP_SLSH,                 KC_TGMO,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_CT11,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     XXXXX, KC_LEFT, KC_DOWN,KC_RIGHT, KC_LSFT,  KC_ENT,        KC_BSAD,   KC_UP, KC_TGBR,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+      KC_SF12,   KC_F6,   KC_F7,   KC_F8,   KC_F9,  KC_F10,                     XXXXX,   XXXXX,   XXXXX,   XXXXX, KC_PGDN,   XXXXX,        KC_LEFT, KC_DOWN,KC_RIGHT,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  ),
+
+  [_ADJUST] = LAYOUT_with_nafuda( /* Base */
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |--------------------------|
+        _____,   _____,   _____,   _____,   _____,   _____,                     _____,    KC_7,    KC_8,    KC_9,    KC_0,   _____,                 RGB_VAD,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+        _____,   _____,   _____,   _____,   _____,   _____,                   RGB_TOG, RGB_MOD,   XXXXX,LCA(KC_DEL),LALT(KC_PSCR),KC_PSCR,  ADJUST, RGB_SAD, RGB_VAI,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |--------+--------+--------|
+        _____,   _____,   _____,   _____,   _____,   _____,                   RGB_VAD, RGB_VAI, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI,        RGB_MOD, RGB_TOG, RGB_SAI,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |--------------------------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____
+          //`------------------------------------------------------------------------------------------------------------'
+  )
+};
+
+static inline void update_change_layer(bool pressed, uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+
+  pressed ? layer_on(layer1) : layer_off(layer1);
+  IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2) ? layer_on(layer3) : layer_off(layer3);
+}
+
+int RGB_current_mode;
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+
+  bool result = false;
+  switch (keycode) {
+    case LOWER:
+      update_change_layer(record->event.pressed, _LOWER, _RAISE, _ADJUST);
+      break;
+    case RAISE:
+      update_change_layer(record->event.pressed, _RAISE, _LOWER, _ADJUST);
+        break;
+    case KANJI:
+      if (record->event.pressed) {
+        if (keymap_config.swap_lalt_lgui == false) {
+          register_code(KC_LANG2);
+        } else {
+          SEND_STRING(SS_LALT("`"));
+        }
+      } else {
+        unregister_code(KC_LANG2);
+      }
+      break;
+    #ifdef RGBLIGHT_ENABLE
+      case RGB_MOD:
+          if (record->event.pressed) {
+            rgblight_mode(RGB_current_mode);
+            rgblight_step();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+      case RGBRST:
+          if (record->event.pressed) {
+            eeconfig_update_rgblight_default();
+            rgblight_enable();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+    #endif
+    default:
+      result = true;
+      break;
+  }
+
+  return result;
+}
+
+void matrix_init_user(void) {
+  #ifdef RGBLIGHT_ENABLE
+    RGB_current_mode = rgblight_config.mode;
+  #endif
+}
diff --git a/keyboards/naked48/keymaps/salicylic_with_nafuda/readme.md b/keyboards/naked48/keymaps/salicylic_with_nafuda/readme.md
new file mode 100644
index 000000000..2f9f3802d
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_nafuda/readme.md
@@ -0,0 +1,39 @@
+# The salicylic_with_nafuda keymap for naked48
+
+Add Nafuda maps to the salicylic layout.
+
+Default
+  //|--------------------|
+             Mouse,       
+  //|------+------+------|
+    BS + Ad,    UP,Browser,
+  //|------+------+------|
+       LEFT,  DOWN, RIGHT 
+  //|--------------------|
+
+Mouse
+  //|--------------------|
+           Default,       
+  //|------+------+------|
+       BTN1,  MS_U,  BTN2,
+  //|------+------+------|
+       MS_L,  MS_D,  MS_R 
+  //|--------------------|
+
+Browser
+  //|--------------------|
+          CloseTAB,       
+  //|------+------+------|
+  ReOpenTAB,  WH_U,Default,
+  //|------+------+------|
+       LTAB,  WH_D,  RTAB 
+  //|--------------------|
+
+Adjust
+  //|------------------------|
+               LED VAD,       
+  //|------+----------+------|
+    Default,   LED HUD,LED VAI,
+  //|------+----------+------|
+    LED MOD,LED ON/Off,LED HUI 
+  //|------------------------|
diff --git a/keyboards/naked48/keymaps/salicylic_with_nafuda/rules.mk b/keyboards/naked48/keymaps/salicylic_with_nafuda/rules.mk
new file mode 100644
index 000000000..dd471767a
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_nafuda/rules.mk
@@ -0,0 +1,29 @@
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no        # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# If your custom naked48 pcb, you can rewrite to yes.
+LED_ANIMATIONS = yes        # LED animations
+
+ifeq ($(strip $(LED_ANIMATIONS)), yes)
+    # OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+    OPT_DEFS += -DLED_ANIMATIONS
+endif
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/naked48/keymaps/salicylic_with_setta21/config.h b/keyboards/naked48/keymaps/salicylic_with_setta21/config.h
new file mode 100644
index 000000000..ad417f7f0
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_setta21/config.h
@@ -0,0 +1,41 @@
+/* Copyright 2018 Salicylic_acid3
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 180
+
+// Selection of RGBLIGHT MODE to use.
+#if defined(LED_ANIMATIONS)
+   //#define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+   //#define RGBLIGHT_EFFECT_SNAKE
+   #define RGBLIGHT_EFFECT_KNIGHT
+   //#define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   //#define RGBLIGHT_EFFECT_RGB_TEST
+   //#define RGBLIGHT_EFFECT_ALTERNATING
+#endif
\ No newline at end of file
diff --git a/keyboards/naked48/keymaps/salicylic_with_setta21/keymap.c b/keyboards/naked48/keymaps/salicylic_with_setta21/keymap.c
new file mode 100644
index 000000000..18293e63e
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_setta21/keymap.c
@@ -0,0 +1,187 @@
+#include QMK_KEYBOARD_H
+#include "keymap_jp.h"
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_number {
+  _QWERTY = 0,
+  _LOWER,
+  _RAISE,
+  _ADJUST,
+};
+
+enum custom_keycodes {
+  LOWER = SAFE_RANGE,
+  RAISE,
+  ADJUST,
+  KANJI,
+  RGBRST,
+  SEND_SUM,
+  SEND_AVERAGE,
+  SEND_COUNTIF,
+  SEND_MAX,
+  SEND_MIN
+};
+
+// Fillers to make layering more clear
+#define _____ KC_TRNS
+#define XXXXX KC_NO
+
+#define KC_CT11 LCTL_T(KC_F11)
+#define KC_SF12 SFT_T(KC_F12)
+#define KC_LOEN LT(_LOWER, KC_ENT)
+#define KC_RASP LT(_RAISE, KC_SPC)
+
+#define KC_SSUM  SEND_SUM
+#define KC_SAVE  SEND_AVERAGE
+#define KC_SCOU  SEND_COUNTIF
+#define KC_SMAX  SEND_MAX
+#define KC_SMIN  SEND_MIN
+
+#define KC_RADO LT(_RAISE, KC_PDOT)
+#define KC_LOP0 LT(_LOWER, KC_P0)
+#define KC_ADNL LT(_ADJUST, KC_NLCK)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT_with_setta21(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+       KC_TAB,    KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, JP_LBRC,       KC_LOP0,  KC_P1,  KC_P4,  KC_P7,KC_ADNL, KC_ESC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+     KC_LCTRL,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L, JP_MINS, JP_RBRC,                 KC_P2,  KC_P5,  KC_P8,KC_PSLS,  KC_F2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+      KC_LSFT,    KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M, JP_COMM,  JP_DOT, JP_SLSH, JP_BSLS,       KC_RADO,  KC_P3,  KC_P6,  KC_P9,KC_PAST, JP_EQL,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+               KC_LEFT,KC_RIGHT, KC_LGUI, KC_MHEN, KC_LOEN, KC_BSPC,  KC_DEL, KC_RASP, KC_HENK, KC_LALT, KC_DOWN,   KC_UP,                        KC_PENT,        KC_PPLS,KC_PMNS, KC_DEL
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  ),
+
+  [_LOWER] = LAYOUT_with_setta21(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+       KC_ESC, JP_EXLM, JP_QUES, JP_LBRC, JP_RBRC, JP_TILD,                      KC_6,    KC_7,    KC_8,    KC_9, JP_ASTR, JP_SLSH,         LOWER,  XXXXX,KC_LEFT,  XXXXX,  XXXXX, KC_ESC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+      JP_QUOT, JP_HASH,  JP_DQT, JP_LPRN, JP_RPRN,   JP_AT,                     XXXXX,    KC_4,    KC_5,    KC_6, JP_MINS,  JP_EQL,               KC_DOWN,KC_DOWN,  KC_UP,KC_PSLS,  KC_F2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+      JP_CIRC, JP_PERC, JP_AMPR, JP_SCLN, JP_COLN, JP_PIPE,                      KC_0,    KC_1,    KC_2,    KC_3, JP_PLUS,  KC_ENT,         RAISE,  XXXXX,KC_RIGHT, XXXXX,KC_PAST, JP_EQL,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+                 _____,   _____,   _____, KC_ZKHK,   LOWER,   _____,   _____,   RAISE,    KC_0,  JP_DOT,   _____,   _____,                        KC_PENT,        KC_PPLS,KC_PMNS, KC_DEL
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  ),
+
+  [_RAISE] = LAYOUT_with_setta21(
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+       KC_ESC,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,   XXXXX,   KC_UP,   XXXXX, KC_PGUP,  KC_DEL,         LOWER, KC_F11,  KC_F4,  KC_F7,KC_SMIN, KC_ESC,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+      KC_CT11,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     XXXXX, KC_LEFT, KC_DOWN,KC_RIGHT, KC_LSFT,  KC_ENT,                KC_F12,  KC_F5,  KC_F8,KC_SMAX,  KC_F2,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+      KC_SF12,   KC_F6,   KC_F7,   KC_F8,   KC_F9,  KC_F10,                     XXXXX,   XXXXX,   XXXXX,   XXXXX, KC_PGDN,   XXXXX,         RAISE,  KC_F3,  KC_F6,  KC_F9,KC_SCOU, JP_EQL,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,                        JP_RPRN,        KC_SSUM,KC_SAVE, KC_DEL
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  ),
+
+  [_ADJUST] = LAYOUT_with_setta21( /* Base */
+  //,-----------------------------------------------------|                 |-----------------------------------------------------.      |-----------------------------------------------|
+        _____,   _____,   _____,   _____,   _____,   _____,                     _____,    KC_7,    KC_8,    KC_9,    KC_0,   _____,         LOWER,RGB_VAD,RGB_HUD,RGB_SAD, ADJUST,RGB_TOG,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+        _____,   _____,   _____,   _____,   _____,   _____,                   RGB_TOG, RGB_MOD,   XXXXX,LCA(KC_DEL),LALT(KC_PSCR),KC_PSCR,        RGB_VAI,RGB_HUI,RGB_SAI,  XXXXX,  _____,
+  //|--------+--------+--------+--------+--------+--------|                 |--------+--------+--------+--------+--------+--------|      |-------+-------+-------+-------+-------+-------|
+        _____,   _____,   _____,   _____,   _____,   _____,                   RGB_VAD, RGB_VAI, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI,         RAISE,  XXXXX,  XXXXX,  XXXXX,  XXXXX,  _____,
+  //|--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------+--------|      |---------------+---------------+-------+-------|
+                 _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,   _____,                        RGB_MOD,          _____,  _____,  _____
+          //`------------------------------------------------------------------------------------------------------------'               |-----------------------------------------------|
+  )
+};
+
+static inline void update_change_layer(bool pressed, uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+
+  pressed ? layer_on(layer1) : layer_off(layer1);
+  IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2) ? layer_on(layer3) : layer_off(layer3);
+}
+
+int RGB_current_mode;
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+
+  bool result = false;
+  switch (keycode) {
+    case LOWER:
+      update_change_layer(record->event.pressed, _LOWER, _RAISE, _ADJUST);
+      break;
+    case RAISE:
+      update_change_layer(record->event.pressed, _RAISE, _LOWER, _ADJUST);
+        break;
+    case KANJI:
+      if (record->event.pressed) {
+        if (keymap_config.swap_lalt_lgui == false) {
+          register_code(KC_LANG2);
+        } else {
+          SEND_STRING(SS_LALT("`"));
+        }
+      } else {
+        unregister_code(KC_LANG2);
+      }
+      break;
+    case SEND_SUM:
+      if (record->event.pressed) {
+        SEND_STRING("_SUM*");
+      }
+      break;
+    case SEND_AVERAGE:
+      if (record->event.pressed) {
+        SEND_STRING("_AVERAGE*");
+      }
+      break;
+    case SEND_COUNTIF:
+      if (record->event.pressed) {
+        SEND_STRING("_COUNTIF*");
+      }
+      break;
+    case SEND_MAX:
+      if (record->event.pressed) {
+        SEND_STRING("_MAX*");
+      }
+      break;
+    case SEND_MIN:
+      if (record->event.pressed) {
+        SEND_STRING("_MIN*");
+      }
+      break;
+    #ifdef RGBLIGHT_ENABLE
+      case RGB_MOD:
+          if (record->event.pressed) {
+            rgblight_mode(RGB_current_mode);
+            rgblight_step();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+      case RGBRST:
+          if (record->event.pressed) {
+            eeconfig_update_rgblight_default();
+            rgblight_enable();
+            RGB_current_mode = rgblight_config.mode;
+          }
+        break;
+    #endif
+    default:
+      result = true;
+      break;
+  }
+
+  return result;
+}
+
+void matrix_init_user(void) {
+  #ifdef RGBLIGHT_ENABLE
+    RGB_current_mode = rgblight_config.mode;
+  #endif
+}
diff --git a/keyboards/naked48/keymaps/salicylic_with_setta21/readme.md b/keyboards/naked48/keymaps/salicylic_with_setta21/readme.md
new file mode 100644
index 000000000..fa7ece5d9
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_setta21/readme.md
@@ -0,0 +1,47 @@
+# The salicylic_with_setta21 keymap for naked48
+
+Add Setta21 maps to the salicylic layout.
+
+Default
+  //|-----------------------------------------|
+      Rai+0,     1,     4,     7,Ad+Num,   ESC,
+  //|------+------+------+------+------+------|
+                 2,     5,     8,     /,    F2,
+  //|------+------+------+------+------+------|
+      Low+.,     3,     6,     9,     *,     =,
+  //|-------------+-------------+------+------|
+               ENT,            +,     -,   DEL 
+  //|-----------------------------------------|
+
+Lower
+  //|-----------------------------------------|
+      RAISE,   F11,    F4,    F7,    "=MIN(",   ESC,
+  //|------+------+------+------+-----------+------|
+               F12,    F5,    F8,    "=MAX(",    F2,
+  //|------+------+------+------+-----------+------|
+      LOWER,    F3,    F6,    F9,"=COUNTIF(",     =,
+  //|-------------+-------------+-----------+------|
+                 ),      "=SUM(","=AVERAGE(",   DEL 
+  //|-----------------------------------------|
+
+Raise
+  //|-----------------------------------------|
+      RAISE, XXXXX,  LEFT, XXXXX, XXXXX,   ESC,
+  //|------+------+------+------+------+------|
+              DOWN,  DOWN,    UP,     /,    F2,
+  //|------+------+------+------+------+------|
+      LOWER, XXXXX, RIGHT, XXXXX,     *,     =,
+  //|-------------+-------------+------+------|
+               ENT,            +,     -,   DEL 
+  //|-----------------------------------------|
+
+Adjust
+  //|------------------------------------------------|
+   LED ON/Off,LED VAD,LED HUD,LED SAD, ADJUST,    ESC,
+  //|--------+-------+-------+-------+-------+-------|
+              LED VAI,LED HUI,LED SAI,  XXXXX,     F2,
+  //|--------+-------+-------+-------+-------+-------|
+        XXXXX,  XXXXX,   XXXXX, XXXXX,  XXXXX,      =,
+  //|----------------+---------------+-------+-------|
+              LED MOD,              +,      -,    DEL 
+  //|------------------------------------------------|
diff --git a/keyboards/naked48/keymaps/salicylic_with_setta21/rules.mk b/keyboards/naked48/keymaps/salicylic_with_setta21/rules.mk
new file mode 100644
index 000000000..ee538432e
--- /dev/null
+++ b/keyboards/naked48/keymaps/salicylic_with_setta21/rules.mk
@@ -0,0 +1,29 @@
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no        # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# If your custom naked48 pcb, you can rewrite to yes.
+LED_ANIMATIONS = yes        # LED animations
+
+ifeq ($(strip $(LED_ANIMATIONS)), yes)
+    # OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+    OPT_DEFS += -DLED_ANIMATIONS
+endif
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
diff --git a/keyboards/naked48/naked48.c b/keyboards/naked48/naked48.c
new file mode 100644
index 000000000..dbb77f21d
--- /dev/null
+++ b/keyboards/naked48/naked48.c
@@ -0,0 +1 @@
+#include "naked48.h"
diff --git a/keyboards/naked48/naked48.h b/keyboards/naked48/naked48.h
new file mode 100644
index 000000000..891f9301e
--- /dev/null
+++ b/keyboards/naked48/naked48.h
@@ -0,0 +1,12 @@
+#pragma once
+
+#ifdef KEYBOARD_naked48_rev1
+  #include "rev1.h"
+#endif
+
+#include "quantum.h"
+
+#ifdef PROTOCOL_LUFA
+#include "lufa.h"
+#include "split_util.h"
+#endif
diff --git a/keyboards/naked48/readme.md b/keyboards/naked48/readme.md
new file mode 100644
index 000000000..a6946d909
--- /dev/null
+++ b/keyboards/naked48/readme.md
@@ -0,0 +1,18 @@
+# naked48
+
+![naked48](https://cdn-ak.f.st-hatena.com/images/fotolife/S/Salicylic_acid3/20190326/20190326015949.jpg)
+
+This is 48 keys modification Ortholinear keyboard. 
+
+Keyboard Maintainer: [Salicylic_acid3](https://github.com/Salicylic-acid3)  
+Hardware Supported: The PCBs, controllers supported  
+Hardware Availability: links to where you can find this hardware
+
+Make example for this keyboard (after setting up your build environment):
+
+    make naked48:default:avrdude
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
+
+[Build guide](https://salicylic-acid3.hatenablog.com/entry/naked48led-build-guide)  
+[Firmware](https://github.com/Salicylic-acid3/qmk_firmware/tree/master/keyboards/naked48)  
diff --git a/keyboards/naked48/rev1/config.h b/keyboards/naked48/rev1/config.h
new file mode 100644
index 000000000..5d1c28d09
--- /dev/null
+++ b/keyboards/naked48/rev1/config.h
@@ -0,0 +1,121 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x3060
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    Salicylic_Acid
+#define PRODUCT         naked48
+#define DESCRIPTION     Ortholinear 48 Keys Keyboard
+
+/* Use I2C or Serial */
+//#define USE_I2C
+#define USE_SERIAL
+//#define USE_MATRIX_I2C
+
+/* Select hand configuration */
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+// OLED support
+//      see ./rules.mk: OLED_ENABLE=yes or no
+#ifdef OLED_ENABLE
+  #define SSD1306OLED
+#endif
+
+/* key matrix size */
+#define MATRIX_ROWS 8
+#define MATRIX_COLS 14
+
+// Rows are doubled-up
+#define MATRIX_ROW_PINS { D1, D0, D4, C6 }
+
+// wiring of each half
+#define MATRIX_COL_PINS { F4, F5, F6, F7, B1, B3, B2, B6, D7, E6, B4, B5 }
+// #define MATRIX_COL_PINS { B5, B4, E6, D7, D6, B2, B3, B1, F7, F6, F5, F4 } //uncomment this line and comment line above if you need to reverse left-to-right key order
+
+/* define if matrix has ghost */
+//#define MATRIX_HAS_GHOST
+
+/* number of backlight levels */
+// #define BACKLIGHT_LEVELS 3
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+//#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+//#define LOCKING_RESYNC_ENABLE
+
+/* ws2812 RGB LED */
+#define RGB_DI_PIN D3
+#define RGBLIGHT_TIMER
+#define ws2812_PORTREG  PORTD
+#define ws2812_DDRREG   DDRD
+
+// naked48 keyboard RGB LED support
+//#define RGBLIGHT_ANIMATIONS : see ./rules.mk: LED_ANIMATIONS = yes or no
+//    see ./rules.mk: LED_BACK_ENABLE or LED_UNDERGLOW_ENABLE set yes
+#define RGBLED_NUM 48
+
+#ifndef IOS_DEVICE_ENABLE
+  #define RGBLIGHT_LIMIT_VAL 180
+  #define RGBLIGHT_VAL_STEP 17
+#else
+  #define RGBLIGHT_LIMIT_VAL 50
+  #define RGBLIGHT_VAL_STEP 4
+#endif
+#define RGBLIGHT_HUE_STEP 10
+#define RGBLIGHT_SAT_STEP 17
+
+#if defined(RGBLIGHT_ENABLE) && !defined(IOS_DEVICE_ENABLE)
+// USB_MAX_POWER_CONSUMPTION value for naked48 keyboard
+//  120  RGBoff, OLEDoff
+//  120  OLED
+//  330  RGB 6
+//  300  RGB 32
+//  310  OLED & RGB 32
+  #define USB_MAX_POWER_CONSUMPTION 400
+#else
+  // fix iPhone and iPad power adapter issue
+  // iOS device need lessthan 100
+  #define USB_MAX_POWER_CONSUMPTION 100
+#endif
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+// #define NO_DEBUG
+
+/* disable print */
+// #define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+//#define NO_ACTION_MACRO
+//#define NO_ACTION_FUNCTION
diff --git a/keyboards/naked48/rev1/matrix.c b/keyboards/naked48/rev1/matrix.c
new file mode 100644
index 000000000..8685a8125
--- /dev/null
+++ b/keyboards/naked48/rev1/matrix.c
@@ -0,0 +1,357 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * scan matrix
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "matrix.h"
+#include "split_util.h"
+#include "pro_micro.h"
+
+#ifdef USE_MATRIX_I2C
+#  include "i2c.h"
+#else // USE_SERIAL
+#  include "split_scomm.h"
+#endif
+
+#ifndef DEBOUNCE
+#  define DEBOUNCE	5
+#endif
+
+#define ERROR_DISCONNECT_COUNT 5
+
+static uint8_t debouncing = DEBOUNCE;
+static const int ROWS_PER_HAND = MATRIX_ROWS/2;
+static uint8_t error_count = 0;
+uint8_t is_master = 0 ;
+
+static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
+static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+
+/* matrix state(1:on, 0:off) */
+static matrix_row_t matrix[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+
+static matrix_row_t read_cols(void);
+static void init_cols(void);
+static void unselect_rows(void);
+static void select_row(uint8_t row);
+static uint8_t matrix_master_scan(void);
+
+
+__attribute__ ((weak))
+void matrix_init_kb(void) {
+    matrix_init_user();
+}
+
+__attribute__ ((weak))
+void matrix_scan_kb(void) {
+    matrix_scan_user();
+}
+
+__attribute__ ((weak))
+void matrix_init_user(void) {
+}
+
+__attribute__ ((weak))
+void matrix_scan_user(void) {
+}
+
+inline
+uint8_t matrix_rows(void)
+{
+    return MATRIX_ROWS;
+}
+
+inline
+uint8_t matrix_cols(void)
+{
+    return MATRIX_COLS;
+}
+
+void matrix_init(void)
+{
+    debug_enable = true;
+    debug_matrix = true;
+    debug_mouse = true;
+    // initialize row and col
+    unselect_rows();
+    init_cols();
+
+    TX_RX_LED_INIT;
+    TXLED0;
+    RXLED0;
+
+    // initialize matrix state: all keys off
+    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+        matrix[i] = 0;
+        matrix_debouncing[i] = 0;
+    }
+
+    is_master = has_usb();
+
+    matrix_init_quantum();
+}
+
+uint8_t _matrix_scan(void)
+{
+    // Right hand is stored after the left in the matirx so, we need to offset it
+    int offset = isLeftHand ? 0 : (ROWS_PER_HAND);
+
+    for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+        select_row(i);
+        _delay_us(30);  // without this wait read unstable value.
+        matrix_row_t cols = read_cols();
+        if (matrix_debouncing[i+offset] != cols) {
+            matrix_debouncing[i+offset] = cols;
+            debouncing = DEBOUNCE;
+        }
+        unselect_rows();
+    }
+
+    if (debouncing) {
+        if (--debouncing) {
+            _delay_ms(1);
+        } else {
+            for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+                matrix[i+offset] = matrix_debouncing[i+offset];
+            }
+        }
+    }
+
+    return 1;
+}
+
+#ifdef USE_MATRIX_I2C
+
+// Get rows from other half over i2c
+int i2c_transaction(void) {
+    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+
+    int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
+    if (err) goto i2c_error;
+
+    // start of matrix stored at 0x00
+    err = i2c_master_write(0x00);
+    if (err) goto i2c_error;
+
+    // Start read
+    err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
+    if (err) goto i2c_error;
+
+    if (!err) {
+        int i;
+        for (i = 0; i < ROWS_PER_HAND-1; ++i) {
+            matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
+        }
+        matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
+        i2c_master_stop();
+    } else {
+i2c_error: // the cable is disconnceted, or something else went wrong
+        i2c_reset_state();
+        return err;
+    }
+
+    return 0;
+}
+
+#else // USE_SERIAL
+
+int serial_transaction(int master_changed) {
+    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+    int ret=serial_update_buffers(master_changed);
+#else
+    int ret=serial_update_buffers();
+#endif
+    if (ret ) {
+        if(ret==2) RXLED1;
+        return 1;
+    }
+    RXLED0;
+    memcpy(&matrix[slaveOffset],
+        (void *)serial_slave_buffer, sizeof(serial_slave_buffer));
+    return 0;
+}
+#endif
+
+uint8_t matrix_scan(void)
+{
+    if (is_master) {
+        matrix_master_scan();
+    }else{
+        matrix_slave_scan();
+        int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
+        memcpy(&matrix[offset],
+               (void *)serial_master_buffer, sizeof(serial_master_buffer));
+        matrix_scan_quantum();
+    }
+    return 1;
+}
+
+
+uint8_t matrix_master_scan(void) {
+
+    int ret = _matrix_scan();
+    int mchanged = 1;
+
+    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
+
+#ifdef USE_MATRIX_I2C
+//    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+        /* i2c_slave_buffer[i] = matrix[offset+i]; */
+//        i2c_slave_buffer[i] = matrix[offset+i];
+//    }
+#else // USE_SERIAL
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+    mchanged = memcmp((void *)serial_master_buffer,
+		      &matrix[offset], sizeof(serial_master_buffer));
+  #endif
+    memcpy((void *)serial_master_buffer,
+	   &matrix[offset], sizeof(serial_master_buffer));
+#endif
+
+#ifdef USE_MATRIX_I2C
+    if( i2c_transaction() ) {
+#else // USE_SERIAL
+    if( serial_transaction(mchanged) ) {
+#endif
+        // turn on the indicator led when halves are disconnected
+        TXLED1;
+
+        error_count++;
+
+        if (error_count > ERROR_DISCONNECT_COUNT) {
+            // reset other half if disconnected
+            int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+            for (int i = 0; i < ROWS_PER_HAND; ++i) {
+                matrix[slaveOffset+i] = 0;
+            }
+        }
+    } else {
+        // turn off the indicator led on no error
+        TXLED0;
+        error_count = 0;
+    }
+    matrix_scan_quantum();
+    return ret;
+}
+
+void matrix_slave_scan(void) {
+    _matrix_scan();
+
+    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
+
+#ifdef USE_MATRIX_I2C
+    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+        /* i2c_slave_buffer[i] = matrix[offset+i]; */
+        i2c_slave_buffer[i] = matrix[offset+i];
+    }
+#else // USE_SERIAL
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+    int change = 0;
+  #endif
+    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+        if( serial_slave_buffer[i] != matrix[offset+i] )
+	    change = 1;
+  #endif
+        serial_slave_buffer[i] = matrix[offset+i];
+    }
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+    slave_buffer_change_count += change;
+  #endif
+#endif
+}
+
+bool matrix_is_modified(void)
+{
+    if (debouncing) return false;
+    return true;
+}
+
+inline
+bool matrix_is_on(uint8_t row, uint8_t col)
+{
+    return (matrix[row] & ((matrix_row_t)1<<col));
+}
+
+inline
+matrix_row_t matrix_get_row(uint8_t row)
+{
+    return matrix[row];
+}
+
+void matrix_print(void)
+{
+    print("\nr/c 0123456789ABCDEF\n");
+    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+        phex(row); print(": ");
+        pbin_reverse16(matrix_get_row(row));
+        print("\n");
+    }
+}
+
+uint8_t matrix_key_count(void)
+{
+    uint8_t count = 0;
+    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+        count += bitpop16(matrix[i]);
+    }
+    return count;
+}
+
+static void  init_cols(void)
+{
+    for(int x = 0; x < MATRIX_COLS; x++) {
+        _SFR_IO8((col_pins[x] >> 4) + 1) &=  ~_BV(col_pins[x] & 0xF);
+        _SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF);
+    }
+}
+
+static matrix_row_t read_cols(void)
+{
+    matrix_row_t result = 0;
+    for(int x = 0; x < MATRIX_COLS; x++) {
+        result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x);
+    }
+    return result;
+}
+
+static void unselect_rows(void)
+{
+    for(int x = 0; x < ROWS_PER_HAND; x++) {
+        _SFR_IO8((row_pins[x] >> 4) + 1) &=  ~_BV(row_pins[x] & 0xF);
+        _SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF);
+    }
+}
+
+static void select_row(uint8_t row)
+{
+    _SFR_IO8((row_pins[row] >> 4) + 1) |=  _BV(row_pins[row] & 0xF);
+    _SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF);
+}
diff --git a/keyboards/naked48/rev1/rev1.c b/keyboards/naked48/rev1/rev1.c
new file mode 100644
index 000000000..b5f6532b2
--- /dev/null
+++ b/keyboards/naked48/rev1/rev1.c
@@ -0,0 +1,15 @@
+#include "naked48.h"
+
+
+#ifdef SSD1306OLED
+void led_set_kb(uint8_t usb_led) {
+    // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
+    //led_set_user(usb_led);
+}
+#endif
+
+void matrix_init_kb(void) {
+
+	matrix_init_user();
+};
+
diff --git a/keyboards/naked48/rev1/rev1.h b/keyboards/naked48/rev1/rev1.h
new file mode 100644
index 000000000..45878dc50
--- /dev/null
+++ b/keyboards/naked48/rev1/rev1.h
@@ -0,0 +1,88 @@
+#pragma once
+
+#include "naked48.h"
+
+//void promicro_bootloader_jmp(bool program);
+#include "quantum.h"
+
+#ifdef RGBLIGHT_ENABLE
+//rgb led driver
+#include "ws2812.h"
+#endif
+
+//void promicro_bootloader_jmp(bool program);
+
+//////////////////////////////////////////////////////////////////////////////
+// When only use Naked48.
+//////////////////////////////////////////////////////////////////////////////
+/*
+ * ,------------------------------------           ------------------------------------.
+ * | L00 | L01 | L02 | L03 | L04 | L05 |           | L06 | L07 | L08 | L09 | L0A | L0B |
+ * |------------------------------------           ------------------------------------+
+ * | L10 | L11 | L12 | L13 | L14 | L15 |           | L16 | L17 | L18 | L19 | L1A | L1B |
+ * |------------------------------------           ------------------------------------+
+ * | L20 | L21 | L22 | L23 | L24 | L25 |           | L26 | L17 | L28 | L29 | L2A | L2B |
+ * |-----------------------------------------------------------------------------------+
+ *       | L30 | L32 | L33 | L34 | L35 | L36 | L37 | L38 | L39 | L3A | L3B | L3D |
+ *       |-----------------------------------------------------------------------'
+ */
+
+#define LAYOUT( \
+    L00, L01, L02, L03, L04, L05, L06, L07, L08, L09, L0A, L0B, \
+    L10, L11, L12, L13, L14, L15, L16, L17, L18, L19, L1A, L1B, \
+    L20, L21, L22, L23, L24, L25, L26, L27, L28, L29, L2A, L2B, \
+    L30, L31, L32, L33, L34, L35, L36, L37, L38, L39, L3A, L3B  \
+  ) \
+  { \
+    {  L00,  L01,  L02,  L03,  L04,  L05,  L06,  L07,  L08,  L09,  L0A,  L0B  },  \
+    {  L10,  L11,  L12,  L13,  L14,  L15,  L16,  L17,  L18,  L19,  L1A,  L1B  },  \
+    {  L20,  L21,  L22,  L23,  L24,  L25,  L26,  L27,  L28,  L29,  L2A,  L2B  },  \
+    {  L30,  L31,  L32,  L33,  L34,  L35,  L36,  L37,  L38,  L39,  L3A,  L3B  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  }   \
+  }
+
+//////////////////////////////////////////////////////////////////////////////
+// When connecting Setta21 to Naked48.
+//////////////////////////////////////////////////////////////////////////////
+
+#define LAYOUT_with_setta21( \
+    L00, L01, L02, L03, L04, L05, L06, L07, L08, L09, L0A, L0B,    R00, R01, R02, R03, R04, R05, \
+    L10, L11, L12, L13, L14, L15, L16, L17, L18, L19, L1A, L1B,         R11, R12, R13, R14, R15, \
+    L20, L21, L22, L23, L24, L25, L26, L27, L28, L29, L2A, L2B,    R20, R21, R22, R23, R24, R25, \
+    L30, L31, L32, L33, L34, L35, L36, L37, L38, L39, L3A, L3B,    R30,      R32,      R34, R35  \
+  ) \
+  { \
+    {  L00,  L01,  L02,  L03,  L04,  L05,  L06,  L07,  L08,  L09,  L0A,  L0B,KC_NO,KC_NO  },  \
+    {  L10,  L11,  L12,  L13,  L14,  L15,  L16,  L17,  L18,  L19,  L1A,  L1B,KC_NO,KC_NO  },  \
+    {  L20,  L21,  L22,  L23,  L24,  L25,  L26,  L27,  L28,  L29,  L2A,  L2B,KC_NO,KC_NO  },  \
+    {  L30,  L31,  L32,  L33,  L34,  L35,  L36,  L37,  L38,  L39,  L3A,  L3B,KC_NO,KC_NO  },  \
+    {  R00,  R01,  R02,  R03,  R04,  R05,KC_NO,KC_NO,KC_NO,  R11,  R12,  R13,  R14,  R15  },  \
+    {  R20,  R21,  R22,  R23,  R24,  R25,KC_NO,KC_NO,  R30,KC_NO,  R32,KC_NO,  R34,  R35  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  }   \
+  }
+
+//////////////////////////////////////////////////////////////////////////////
+// When connecting Nafuda to Naked48.
+//////////////////////////////////////////////////////////////////////////////
+
+#define LAYOUT_with_nafuda( \
+    L00, L01, L02, L03, L04, L05, L06, L07, L08, L09, L0A, L0B,         R01,      \
+    L10, L11, L12, L13, L14, L15, L16, L17, L18, L19, L1A, L1B,    R10, R11, R12, \
+    L20, L21, L22, L23, L24, L25, L26, L27, L28, L29, L2A, L2B,    R20, R21, R22, \
+    L30, L31, L32, L33, L34, L35, L36, L37, L38, L39, L3A, L3B  \
+  ) \
+  { \
+    {  L00,  L01,  L02,  L03,  L04,  L05,  L06,  L07,  L08,  L09,  L0A,  L0B,KC_NO,KC_NO  },  \
+    {  L10,  L11,  L12,  L13,  L14,  L15,  L16,  L17,  L18,  L19,  L1A,  L1B,KC_NO,KC_NO  },  \
+    {  L20,  L21,  L22,  L23,  L24,  L25,  L26,  L27,  L28,  L29,  L2A,  L2B,KC_NO,KC_NO  },  \
+    {  L30,  L31,  L32,  L33,  L34,  L35,  L36,  L37,  L38,  L39,  L3A,  L3B,KC_NO,KC_NO  },  \
+    {KC_NO,  R01,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,  R10,  R11,  R12,KC_NO,KC_NO,KC_NO  },  \
+    {  R20,  R21,  R22,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  },  \
+    {KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO,KC_NO  }   \
+  }
+
diff --git a/keyboards/naked48/rev1/rules.mk b/keyboards/naked48/rev1/rules.mk
new file mode 100644
index 000000000..a71181033
--- /dev/null
+++ b/keyboards/naked48/rev1/rules.mk
@@ -0,0 +1,3 @@
+SRC += matrix.c \
+       split_util.c \
+       split_scomm.c
diff --git a/keyboards/naked48/rev1/serial_config.h b/keyboards/naked48/rev1/serial_config.h
new file mode 100644
index 000000000..37135213d
--- /dev/null
+++ b/keyboards/naked48/rev1/serial_config.h
@@ -0,0 +1,8 @@
+//// #error rev2 serial config
+
+#ifndef SOFT_SERIAL_PIN
+/* Soft Serial defines */
+#define SOFT_SERIAL_PIN D2
+
+#define SERIAL_USE_MULTI_TRANSACTION
+#endif
diff --git a/keyboards/naked48/rev1/serial_config_simpleapi.h b/keyboards/naked48/rev1/serial_config_simpleapi.h
new file mode 100644
index 000000000..e2d22a41e
--- /dev/null
+++ b/keyboards/naked48/rev1/serial_config_simpleapi.h
@@ -0,0 +1,8 @@
+#ifndef SERIAL_CONFIG_SIMPLEAPI_H
+#define SERIAL_CONFIG_SIMPLEAPI_H
+
+#undef SERIAL_USE_MULTI_TRANSACTION
+#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
+
+#endif // SERIAL_CONFIG_SIMPLEAPI_H
diff --git a/keyboards/naked48/rev1/split_scomm.c b/keyboards/naked48/rev1/split_scomm.c
new file mode 100644
index 000000000..ada786796
--- /dev/null
+++ b/keyboards/naked48/rev1/split_scomm.c
@@ -0,0 +1,92 @@
+#ifdef USE_SERIAL
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE flexible API (using multi-type transaction function) --- */
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stddef.h>
+#include <split_scomm.h>
+#include "serial.h"
+#ifdef CONSOLE_ENABLE
+  #include <print.h>
+#endif
+
+uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+uint8_t volatile status_com = 0;
+uint8_t volatile status1 = 0;
+uint8_t slave_buffer_change_count = 0;
+uint8_t s_change_old = 0xff;
+uint8_t s_change_new = 0xff;
+
+SSTD_t transactions[] = {
+#define GET_SLAVE_STATUS 0
+    /* master buffer not changed, only recive slave_buffer_change_count */
+    { (uint8_t *)&status_com,
+      0, NULL,
+      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+    },
+#define PUT_MASTER_GET_SLAVE_STATUS 1
+    /* master buffer changed need send, and recive slave_buffer_change_count  */
+    { (uint8_t *)&status_com,
+      sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+    },
+#define GET_SLAVE_BUFFER 2
+    /* recive serial_slave_buffer */
+    { (uint8_t *)&status1,
+      0, NULL,
+      sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+    }
+};
+
+void serial_master_init(void)
+{
+    soft_serial_initiator_init(transactions, TID_LIMIT(transactions));
+}
+
+void serial_slave_init(void)
+{
+    soft_serial_target_init(transactions, TID_LIMIT(transactions));
+}
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers(int master_update)
+{
+    int status, smatstatus;
+    static int need_retry = 0;
+
+    if( s_change_old != s_change_new ) {
+        smatstatus = soft_serial_transaction(GET_SLAVE_BUFFER);
+        if( smatstatus == TRANSACTION_END ) {
+            s_change_old = s_change_new;
+#ifdef CONSOLE_ENABLE
+            uprintf("slave matrix = %b %b %b %b %b\n",
+                    serial_slave_buffer[0], serial_slave_buffer[1],
+                    serial_slave_buffer[2], serial_slave_buffer[3],
+                    serial_slave_buffer[4] );
+#endif
+        }
+    } else {
+        // serial_slave_buffer dosen't change
+        smatstatus = TRANSACTION_END; // dummy status
+    }
+
+    if( !master_update && !need_retry) {
+        status = soft_serial_transaction(GET_SLAVE_STATUS);
+    } else {
+        status = soft_serial_transaction(PUT_MASTER_GET_SLAVE_STATUS);
+    }
+    if( status == TRANSACTION_END ) {
+        s_change_new = slave_buffer_change_count;
+        need_retry = 0;
+    } else {
+        need_retry = 1;
+    }
+    return smatstatus;
+}
+
+#endif // SERIAL_USE_MULTI_TRANSACTION
+#endif /* USE_SERIAL */
diff --git a/keyboards/naked48/rev1/split_scomm.h b/keyboards/naked48/rev1/split_scomm.h
new file mode 100644
index 000000000..537ec4080
--- /dev/null
+++ b/keyboards/naked48/rev1/split_scomm.h
@@ -0,0 +1,22 @@
+#pragma once
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
+#include "serial.h"
+
+#else
+/* --- USE flexible API (using multi-type transaction function) --- */
+// Buffers for master - slave communication
+#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
+
+extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+extern uint8_t slave_buffer_change_count;
+
+void serial_master_init(void);
+void serial_slave_init(void);
+int serial_update_buffers(int master_changed);
+
+#endif
+
diff --git a/keyboards/naked48/rev1/split_util.c b/keyboards/naked48/rev1/split_util.c
new file mode 100644
index 000000000..e1ff8b437
--- /dev/null
+++ b/keyboards/naked48/rev1/split_util.c
@@ -0,0 +1,70 @@
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/power.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <avr/eeprom.h>
+#include "split_util.h"
+#include "matrix.h"
+#include "keyboard.h"
+
+#ifdef USE_MATRIX_I2C
+#  include "i2c.h"
+#else
+#  include "split_scomm.h"
+#endif
+
+volatile bool isLeftHand = true;
+
+static void setup_handedness(void) {
+  #ifdef EE_HANDS
+    isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
+  #else
+    // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
+    #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
+      isLeftHand = !has_usb();
+    #else
+      isLeftHand = has_usb();
+    #endif
+  #endif
+}
+
+static void keyboard_master_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+    i2c_master_init();
+#else
+    serial_master_init();
+#endif
+}
+
+static void keyboard_slave_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+    i2c_slave_init(SLAVE_I2C_ADDRESS);
+#else
+    serial_slave_init();
+#endif
+}
+
+bool has_usb(void) {
+   USBCON |= (1 << OTGPADE); //enables VBUS pad
+   _delay_us(5);
+   return (USBSTA & (1<<VBUS));  //checks state of VBUS
+}
+
+void split_keyboard_setup(void) {
+   setup_handedness();
+
+   if (has_usb()) {
+      keyboard_master_setup();
+   } else {
+      keyboard_slave_setup();
+   }
+   sei();
+}
+
+// this code runs before the usb and keyboard is initialized
+void matrix_setup(void) {
+    split_keyboard_setup();
+}
diff --git a/keyboards/naked48/rev1/split_util.h b/keyboards/naked48/rev1/split_util.h
new file mode 100644
index 000000000..f59304756
--- /dev/null
+++ b/keyboards/naked48/rev1/split_util.h
@@ -0,0 +1,16 @@
+#pragma once
+
+#include <stdbool.h>
+#include "eeconfig.h"
+
+#define SLAVE_I2C_ADDRESS           0x32
+
+extern volatile bool isLeftHand;
+
+// slave version of matix scan, defined in matrix.c
+void matrix_slave_scan(void);
+
+void split_keyboard_setup(void);
+bool has_usb(void);
+
+void matrix_master_OLED_init (void);
diff --git a/keyboards/naked48/rules.mk b/keyboards/naked48/rules.mk
new file mode 100644
index 000000000..02a7d9ab2
--- /dev/null
+++ b/keyboards/naked48/rules.mk
@@ -0,0 +1,73 @@
+# SRC += i2c.c
+QUANTUM_LIB_SRC += serial.c
+# SRC += ssd1306.c
+
+# MCU name
+#MCU = at90usb1287
+MCU = atmega32u4
+
+# Processor frequency.
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
+#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+#     automatically to create a 32-bit value in your source code.
+#
+#     This will be an integer division of F_USB below, as it is sourced by
+#     F_USB after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
+F_CPU = 16000000
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+#     This will define a symbol, F_USB, in all source code files equal to the
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
+#     differ from F_CPU if prescaling is used on the latter, and is required as the
+#     raw input clock is fed directly to the PLL sections of the AVR for high speed
+#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+#     at the end, this will be done automatically to create a 32-bit value in your
+#     source code.
+#
+#     If no clock division is performed on the input clock inside the AVR (via the
+#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Bootloader
+#     This definition is optional, and if your keyboard supports multiple bootloaders of
+#     different sizes, comment this out, and the correct address will be loaded
+#     automatically (+60). See bootloader.mk for all options.
+BOOTLOADER = caterina
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no       # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no       # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no        # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = no       # Enable WS2812 RGB underlight. 
+SUBPROJECT_rev1 = no
+USE_I2C = no
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
+
+CUSTOM_MATRIX = yes
+
+DEFAULT_FOLDER = naked48/rev1
diff --git a/keyboards/naked48/serial.c b/keyboards/naked48/serial.c
new file mode 100644
index 000000000..6006ebf1b
--- /dev/null
+++ b/keyboards/naked48/serial.c
@@ -0,0 +1,590 @@
+/*
+ * WARNING: be careful changing this code, it is very timing dependent
+ *
+ * 2018-10-28 checked
+ *  avr-gcc 4.9.2
+ *  avr-gcc 5.4.0
+ *  avr-gcc 7.3.0
+ */
+
+#ifndef F_CPU
+#define F_CPU 16000000
+#endif
+
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <stddef.h>
+#include <stdbool.h>
+#include "serial.h"
+//#include <pro_micro.h>
+
+#ifdef SOFT_SERIAL_PIN
+
+#ifdef __AVR_ATmega32U4__
+  // if using ATmega32U4 I2C, can not use PD0 and PD1 in soft serial.
+  #ifdef USE_I2C
+    #if SOFT_SERIAL_PIN == D0 || SOFT_SERIAL_PIN == D1
+      #error Using ATmega32U4 I2C, so can not use PD0, PD1
+    #endif
+  #endif
+
+  #if SOFT_SERIAL_PIN >= D0 && SOFT_SERIAL_PIN <= D3
+    #define SERIAL_PIN_DDR   DDRD
+    #define SERIAL_PIN_PORT  PORTD
+    #define SERIAL_PIN_INPUT PIND
+    #if SOFT_SERIAL_PIN == D0
+      #define SERIAL_PIN_MASK _BV(PD0)
+      #define EIMSK_BIT       _BV(INT0)
+      #define EICRx_BIT       (~(_BV(ISC00) | _BV(ISC01)))
+      #define SERIAL_PIN_INTERRUPT INT0_vect
+    #elif  SOFT_SERIAL_PIN == D1
+      #define SERIAL_PIN_MASK _BV(PD1)
+      #define EIMSK_BIT       _BV(INT1)
+      #define EICRx_BIT       (~(_BV(ISC10) | _BV(ISC11)))
+      #define SERIAL_PIN_INTERRUPT INT1_vect
+    #elif  SOFT_SERIAL_PIN == D2
+      #define SERIAL_PIN_MASK _BV(PD2)
+      #define EIMSK_BIT       _BV(INT2)
+      #define EICRx_BIT       (~(_BV(ISC20) | _BV(ISC21)))
+      #define SERIAL_PIN_INTERRUPT INT2_vect
+    #elif  SOFT_SERIAL_PIN == D3
+      #define SERIAL_PIN_MASK _BV(PD3)
+      #define EIMSK_BIT       _BV(INT3)
+      #define EICRx_BIT       (~(_BV(ISC30) | _BV(ISC31)))
+      #define SERIAL_PIN_INTERRUPT INT3_vect
+    #endif
+  #elif  SOFT_SERIAL_PIN == E6
+    #define SERIAL_PIN_DDR   DDRE
+    #define SERIAL_PIN_PORT  PORTE
+    #define SERIAL_PIN_INPUT PINE
+    #define SERIAL_PIN_MASK  _BV(PE6)
+    #define EIMSK_BIT        _BV(INT6)
+    #define EICRx_BIT        (~(_BV(ISC60) | _BV(ISC61)))
+    #define SERIAL_PIN_INTERRUPT INT6_vect
+  #else
+  #error invalid SOFT_SERIAL_PIN value
+  #endif
+
+#else
+ #error serial.c now support ATmega32U4 only
+#endif
+
+//////////////// for backward compatibility ////////////////////////////////
+#if !defined(SERIAL_USE_SINGLE_TRANSACTION) && !defined(SERIAL_USE_MULTI_TRANSACTION)
+/* --- USE OLD API (compatible with let's split serial.c) */
+  #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+  uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+  #endif
+  #if SERIAL_MASTER_BUFFER_LENGTH > 0
+  uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+  #endif
+  uint8_t volatile status0 = 0;
+
+SSTD_t transactions[] = {
+    { (uint8_t *)&status0,
+  #if SERIAL_MASTER_BUFFER_LENGTH > 0
+      sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+  #else
+      0, (uint8_t *)NULL,
+  #endif
+  #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+      sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+  #else
+      0, (uint8_t *)NULL,
+  #endif
+  }
+};
+
+void serial_master_init(void)
+{ soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); }
+
+void serial_slave_init(void)
+{ soft_serial_target_init(transactions, TID_LIMIT(transactions)); }
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers()
+{
+    int result;
+    result = soft_serial_transaction();
+    return result;
+}
+
+#endif // end of OLD API (compatible with let's split serial.c)
+////////////////////////////////////////////////////////////////////////////
+
+#define ALWAYS_INLINE __attribute__((always_inline))
+#define NO_INLINE __attribute__((noinline))
+#define _delay_sub_us(x)    __builtin_avr_delay_cycles(x)
+
+// parity check
+#define ODD_PARITY 1
+#define EVEN_PARITY 0
+#define PARITY EVEN_PARITY
+
+#ifdef SERIAL_DELAY
+  // custom setup in config.h
+  // #define TID_SEND_ADJUST 2
+  // #define SERIAL_DELAY 6             // micro sec
+  // #define READ_WRITE_START_ADJUST 30 // cycles
+  // #define READ_WRITE_WIDTH_ADJUST 8 // cycles
+#else
+// ============ Standard setups ============
+
+#ifndef SELECT_SOFT_SERIAL_SPEED
+#define SELECT_SOFT_SERIAL_SPEED 1
+//  0: about 189kbps
+//  1: about 137kbps (default)
+//  2: about 75kbps
+//  3: about 39kbps
+//  4: about 26kbps
+//  5: about 20kbps
+#endif
+
+#if __GNUC__ < 6
+  #define TID_SEND_ADJUST 14
+#else
+  #define TID_SEND_ADJUST 2
+#endif
+
+#if SELECT_SOFT_SERIAL_SPEED == 0
+  // Very High speed
+  #define SERIAL_DELAY 4             // micro sec
+  #if __GNUC__ < 6
+    #define READ_WRITE_START_ADJUST 33 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_START_ADJUST 34 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 1
+  // High speed
+  #define SERIAL_DELAY 6             // micro sec
+  #if __GNUC__ < 6
+    #define READ_WRITE_START_ADJUST 30 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_START_ADJUST 33 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 2
+  // Middle speed
+  #define SERIAL_DELAY 12            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 3
+  // Low speed
+  #define SERIAL_DELAY 24            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 4
+  // Very Low speed
+  #define SERIAL_DELAY 36            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 5
+  // Ultra Low speed
+  #define SERIAL_DELAY 48            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#else
+#error invalid SELECT_SOFT_SERIAL_SPEED value
+#endif /* SELECT_SOFT_SERIAL_SPEED */
+#endif /* SERIAL_DELAY */
+
+#define SERIAL_DELAY_HALF1 (SERIAL_DELAY/2)
+#define SERIAL_DELAY_HALF2 (SERIAL_DELAY - SERIAL_DELAY/2)
+
+#define SLAVE_INT_WIDTH_US 1
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+  #define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY
+#else
+  #define SLAVE_INT_ACK_WIDTH_UNIT 2
+  #define SLAVE_INT_ACK_WIDTH 4
+#endif
+
+static SSTD_t *Transaction_table = NULL;
+static uint8_t Transaction_table_size = 0;
+
+inline static void serial_delay(void) ALWAYS_INLINE;
+inline static
+void serial_delay(void) {
+  _delay_us(SERIAL_DELAY);
+}
+
+inline static void serial_delay_half1(void) ALWAYS_INLINE;
+inline static
+void serial_delay_half1(void) {
+  _delay_us(SERIAL_DELAY_HALF1);
+}
+
+inline static void serial_delay_half2(void) ALWAYS_INLINE;
+inline static
+void serial_delay_half2(void) {
+  _delay_us(SERIAL_DELAY_HALF2);
+}
+
+inline static void serial_output(void) ALWAYS_INLINE;
+inline static
+void serial_output(void) {
+  SERIAL_PIN_DDR |= SERIAL_PIN_MASK;
+}
+
+// make the serial pin an input with pull-up resistor
+inline static void serial_input_with_pullup(void) ALWAYS_INLINE;
+inline static
+void serial_input_with_pullup(void) {
+  SERIAL_PIN_DDR  &= ~SERIAL_PIN_MASK;
+  SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
+}
+
+inline static uint8_t serial_read_pin(void) ALWAYS_INLINE;
+inline static
+uint8_t serial_read_pin(void) {
+  return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK);
+}
+
+inline static void serial_low(void) ALWAYS_INLINE;
+inline static
+void serial_low(void) {
+  SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK;
+}
+
+inline static void serial_high(void) ALWAYS_INLINE;
+inline static
+void serial_high(void) {
+  SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
+}
+
+void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size)
+{
+    Transaction_table = sstd_table;
+    Transaction_table_size = (uint8_t)sstd_table_size;
+    serial_output();
+    serial_high();
+}
+
+void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size)
+{
+    Transaction_table = sstd_table;
+    Transaction_table_size = (uint8_t)sstd_table_size;
+    serial_input_with_pullup();
+
+    // Enable INT0-INT3,INT6
+    EIMSK |= EIMSK_BIT;
+#if SERIAL_PIN_MASK == _BV(PE6)
+    // Trigger on falling edge of INT6
+    EICRB &= EICRx_BIT;
+#else
+    // Trigger on falling edge of INT0-INT3
+    EICRA &= EICRx_BIT;
+#endif
+}
+
+// Used by the sender to synchronize timing with the reciver.
+static void sync_recv(void) NO_INLINE;
+static
+void sync_recv(void) {
+  for (uint8_t i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) {
+  }
+  // This shouldn't hang if the target disconnects because the
+  // serial line will float to high if the target does disconnect.
+  while (!serial_read_pin());
+}
+
+// Used by the reciver to send a synchronization signal to the sender.
+static void sync_send(void) NO_INLINE;
+static
+void sync_send(void) {
+  serial_low();
+  serial_delay();
+  serial_high();
+}
+
+// Reads a byte from the serial line
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) NO_INLINE;
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) {
+    uint8_t byte, i, p, pb;
+
+  _delay_sub_us(READ_WRITE_START_ADJUST);
+  for( i = 0, byte = 0, p = PARITY; i < bit; i++ ) {
+      serial_delay_half1();   // read the middle of pulses
+      if( serial_read_pin() ) {
+          byte = (byte << 1) | 1; p ^= 1;
+      } else {
+          byte = (byte << 1) | 0; p ^= 0;
+      }
+      _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+      serial_delay_half2();
+  }
+  /* recive parity bit */
+  serial_delay_half1();   // read the middle of pulses
+  pb = serial_read_pin();
+  _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+  serial_delay_half2();
+
+  *pterrcount += (p != pb)? 1 : 0;
+
+  return byte;
+}
+
+// Sends a byte with MSB ordering
+void serial_write_chunk(uint8_t data, uint8_t bit) NO_INLINE;
+void serial_write_chunk(uint8_t data, uint8_t bit) {
+    uint8_t b, p;
+    for( p = PARITY, b = 1<<(bit-1); b ; b >>= 1) {
+        if(data & b) {
+            serial_high(); p ^= 1;
+        } else {
+            serial_low();  p ^= 0;
+        }
+        serial_delay();
+    }
+    /* send parity bit */
+    if(p & 1) { serial_high(); }
+    else      { serial_low(); }
+    serial_delay();
+
+    serial_low(); // sync_send() / senc_recv() need raise edge
+}
+
+static void serial_send_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+void serial_send_packet(uint8_t *buffer, uint8_t size) {
+  for (uint8_t i = 0; i < size; ++i) {
+    uint8_t data;
+    data = buffer[i];
+    sync_send();
+    serial_write_chunk(data,8);
+  }
+}
+
+static uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) {
+  uint8_t pecount = 0;
+  for (uint8_t i = 0; i < size; ++i) {
+    uint8_t data;
+    sync_recv();
+    data = serial_read_chunk(&pecount, 8);
+    buffer[i] = data;
+  }
+  return pecount == 0;
+}
+
+inline static
+void change_sender2reciver(void) {
+    sync_send();          //0
+    serial_delay_half1(); //1
+    serial_low();         //2
+    serial_input_with_pullup(); //2
+    serial_delay_half1(); //3
+}
+
+inline static
+void change_reciver2sender(void) {
+    sync_recv();     //0
+    serial_delay();  //1
+    serial_low();    //3
+    serial_output(); //3
+    serial_delay_half1(); //4
+}
+
+static inline uint8_t nibble_bits_count(uint8_t bits)
+{
+    bits = (bits & 0x5) + (bits >> 1 & 0x5);
+    bits = (bits & 0x3) + (bits >> 2 & 0x3);
+    return bits;
+}
+
+// interrupt handle to be used by the target device
+ISR(SERIAL_PIN_INTERRUPT) {
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+  serial_low();
+  serial_output();
+  SSTD_t *trans = Transaction_table;
+#else
+  // recive transaction table index
+  uint8_t tid, bits;
+  uint8_t pecount = 0;
+  sync_recv();
+  bits = serial_read_chunk(&pecount,7);
+  tid = bits>>3;
+  bits = (bits&7) != nibble_bits_count(tid);
+  if( bits || pecount> 0 || tid > Transaction_table_size ) {
+      return;
+  }
+  serial_delay_half1();
+
+  serial_high(); // response step1 low->high
+  serial_output();
+  _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT*SLAVE_INT_ACK_WIDTH);
+  SSTD_t *trans = &Transaction_table[tid];
+  serial_low(); // response step2 ack high->low
+#endif
+
+  // target send phase
+  if( trans->target2initiator_buffer_size > 0 )
+      serial_send_packet((uint8_t *)trans->target2initiator_buffer,
+                         trans->target2initiator_buffer_size);
+  // target switch to input
+  change_sender2reciver();
+
+  // target recive phase
+  if( trans->initiator2target_buffer_size > 0 ) {
+      if (serial_recive_packet((uint8_t *)trans->initiator2target_buffer,
+                               trans->initiator2target_buffer_size) ) {
+          *trans->status = TRANSACTION_ACCEPTED;
+      } else {
+          *trans->status = TRANSACTION_DATA_ERROR;
+      }
+  } else {
+      *trans->status = TRANSACTION_ACCEPTED;
+  }
+
+  sync_recv(); //weit initiator output to high
+}
+
+/////////
+//  start transaction by initiator
+//
+// int  soft_serial_transaction(int sstd_index)
+//
+// Returns:
+//    TRANSACTION_END
+//    TRANSACTION_NO_RESPONSE
+//    TRANSACTION_DATA_ERROR
+// this code is very time dependent, so we need to disable interrupts
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int  soft_serial_transaction(void) {
+  SSTD_t *trans = Transaction_table;
+#else
+int  soft_serial_transaction(int sstd_index) {
+  if( sstd_index > Transaction_table_size )
+      return TRANSACTION_TYPE_ERROR;
+  SSTD_t *trans = &Transaction_table[sstd_index];
+#endif
+  cli();
+
+  // signal to the target that we want to start a transaction
+  serial_output();
+  serial_low();
+  _delay_us(SLAVE_INT_WIDTH_US);
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+  // wait for the target response
+  serial_input_with_pullup();
+  _delay_us(SLAVE_INT_RESPONSE_TIME);
+
+  // check if the target is present
+  if (serial_read_pin()) {
+    // target failed to pull the line low, assume not present
+    serial_output();
+    serial_high();
+    *trans->status = TRANSACTION_NO_RESPONSE;
+    sei();
+    return TRANSACTION_NO_RESPONSE;
+  }
+
+#else
+  // send transaction table index
+  int tid = (sstd_index<<3) | (7 & nibble_bits_count(sstd_index));
+  sync_send();
+  _delay_sub_us(TID_SEND_ADJUST);
+  serial_write_chunk(tid, 7);
+  serial_delay_half1();
+
+  // wait for the target response (step1 low->high)
+  serial_input_with_pullup();
+  while( !serial_read_pin() ) {
+      _delay_sub_us(2);
+  }
+
+  // check if the target is present (step2 high->low)
+  for( int i = 0; serial_read_pin(); i++ ) {
+      if (i > SLAVE_INT_ACK_WIDTH + 1) {
+          // slave failed to pull the line low, assume not present
+          serial_output();
+          serial_high();
+          *trans->status = TRANSACTION_NO_RESPONSE;
+          sei();
+          return TRANSACTION_NO_RESPONSE;
+      }
+      _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT);
+  }
+#endif
+
+  // initiator recive phase
+  // if the target is present syncronize with it
+  if( trans->target2initiator_buffer_size > 0 ) {
+      if (!serial_recive_packet((uint8_t *)trans->target2initiator_buffer,
+                                trans->target2initiator_buffer_size) ) {
+          serial_output();
+          serial_high();
+          *trans->status = TRANSACTION_DATA_ERROR;
+          sei();
+          return TRANSACTION_DATA_ERROR;
+      }
+   }
+
+  // initiator switch to output
+  change_reciver2sender();
+
+  // initiator send phase
+  if( trans->initiator2target_buffer_size > 0 ) {
+      serial_send_packet((uint8_t *)trans->initiator2target_buffer,
+                         trans->initiator2target_buffer_size);
+  }
+
+  // always, release the line when not in use
+  sync_send();
+
+  *trans->status = TRANSACTION_END;
+  sei();
+  return TRANSACTION_END;
+}
+
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_get_and_clean_status(int sstd_index) {
+    SSTD_t *trans = &Transaction_table[sstd_index];
+    cli();
+    int retval = *trans->status;
+    *trans->status = 0;;
+    sei();
+    return retval;
+}
+#endif
+
+#endif
+
+// Helix serial.c history
+//   2018-1-29 fork from let's split and add PD2, modify sync_recv() (#2308, bceffdefc)
+//   2018-6-28 bug fix master to slave comm and speed up (#3255, 1038bbef4)
+//             (adjusted with avr-gcc 4.9.2)
+//   2018-7-13 remove USE_SERIAL_PD2 macro (#3374, f30d6dd78)
+//             (adjusted with avr-gcc 4.9.2)
+//   2018-8-11 add support multi-type transaction (#3608, feb5e4aae)
+//             (adjusted with avr-gcc 4.9.2)
+//   2018-10-21 fix serial and RGB animation conflict (#4191, 4665e4fff)
+//             (adjusted with avr-gcc 7.3.0)
+//   2018-10-28 re-adjust compiler depend value of delay (#4269, 8517f8a66)
+//             (adjusted with avr-gcc 5.4.0, 7.3.0)
diff --git a/keyboards/naked48/serial.h b/keyboards/naked48/serial.h
new file mode 100644
index 000000000..5deaf789e
--- /dev/null
+++ b/keyboards/naked48/serial.h
@@ -0,0 +1,86 @@
+#pragma once
+
+#include <stdbool.h>
+
+// /////////////////////////////////////////////////////////////////
+// Need Soft Serial defines in config.h
+// /////////////////////////////////////////////////////////////////
+// ex.
+//  #define SOFT_SERIAL_PIN ??   // ?? = D0,D1,D2,D3,E6
+//  OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
+//                                               //  1: about 137kbps (default)
+//                                               //  2: about 75kbps
+//                                               //  3: about 39kbps
+//                                               //  4: about 26kbps
+//                                               //  5: about 20kbps
+//
+// //// USE OLD API (compatible with let's split serial.c)
+// ex.
+//  #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+//  #define SERIAL_MASTER_BUFFER_LENGTH 1
+//
+// //// USE NEW API
+//    //// USE simple API (using signle-type transaction function)
+//      #define SERIAL_USE_SINGLE_TRANSACTION
+// //// USE flexible API (using multi-type transaction function)
+//  #define SERIAL_USE_MULTI_TRANSACTION
+//
+// /////////////////////////////////////////////////////////////////
+
+
+//////////////// for backward compatibility ////////////////////////////////
+#if !defined(SERIAL_USE_SINGLE_TRANSACTION) && !defined(SERIAL_USE_MULTI_TRANSACTION)
+/* --- USE OLD API (compatible with let's split serial.c) */
+ #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+ extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+ #endif
+ #if SERIAL_MASTER_BUFFER_LENGTH > 0
+ extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+ #endif
+
+ void serial_master_init(void);
+ void serial_slave_init(void);
+ int serial_update_buffers(void);
+
+#endif // end of USE OLD API
+////////////////////////////////////////////////////////////////////////////
+
+// Soft Serial Transaction Descriptor
+typedef struct _SSTD_t  {
+    uint8_t *status;
+    uint8_t initiator2target_buffer_size;
+    uint8_t *initiator2target_buffer;
+    uint8_t target2initiator_buffer_size;
+    uint8_t *target2initiator_buffer;
+} SSTD_t;
+#define TID_LIMIT( table ) (sizeof(table) / sizeof(SSTD_t))
+
+// initiator is transaction start side
+void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size);
+// target is interrupt accept side
+void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size);
+
+// initiator resullt
+#define TRANSACTION_END 0
+#define TRANSACTION_NO_RESPONSE 0x1
+#define TRANSACTION_DATA_ERROR  0x2
+#define TRANSACTION_TYPE_ERROR  0x4
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int  soft_serial_transaction(void);
+#else
+int  soft_serial_transaction(int sstd_index);
+#endif
+
+// target status
+// *SSTD_t.status has
+//   initiator:
+//       TRANSACTION_END
+//    or TRANSACTION_NO_RESPONSE
+//    or TRANSACTION_DATA_ERROR
+//   target:
+//       TRANSACTION_DATA_ERROR
+//    or TRANSACTION_ACCEPTED
+#define TRANSACTION_ACCEPTED 0x8
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int  soft_serial_get_and_clean_status(int sstd_index);
+#endif