Consistent fabian layouts for amj40, let's split, planck and xd75 (#1812)

* slight modifier changes; added plover and reusing jack's default planck keymap as the basis

* space is not shift when held anymore

* added fabian layout (based on jack's default)

* changed fabian layout (based on jack's default)

* changed fabian layout (based on jack's default)

6 files changed, 601 insertions, 182 deletions

diff --git a/keyboards/amj40/keymaps/fabian/keymap.c b/keyboards/amj40/keymaps/fabian/keymap.c
index 51064b636..41a128e2b 100755
--- a/keyboards/amj40/keymaps/fabian/keymap.c
+++ b/keyboards/amj40/keymaps/fabian/keymap.c
@@ -1,3 +1,18 @@
+/* Copyright 2015-2017 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/>.
+ */
 #include "amj40.h"
 
 // Set the custom keymap
@@ -14,23 +29,16 @@
     {k30, k31, k32, k33, k34, k35, XXX, XXX, XXX, k39, k3a, k3b} \
 }
 
-// Fillers to make layering more clear
-#define _______ KC_TRNS
-#define XXXXXXX KC_NO
-
-// Custom
-#define CTL_ESC CTL_T(KC_ESC)  // Tap for Escape, hold for Control
-#define SFT_ENT SFT_T(KC_ENT)  // Tap for Enter, hold for Shift
-#define SFT_BSP SFT_T(KC_BSPC) // Tap for Backspace, hold for Shift
-#define HPR_TAB ALL_T(KC_TAB)  // Tap for Tab, hold for Hyper (Super+Ctrl+Alt+Shift)
-// #define MEH_GRV MEH_T(KC_GRV)  // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)
+extern keymap_config_t keymap_config;
 
-#define _QWERTY 0
-#define _COLEMAK 1
-#define _DVORAK 2
-#define _LOWER 3
-#define _RAISE 4
-#define _ADJUST 16
+enum custom_layers {
+  _QWERTY,
+  _COLEMAK,
+  _DVORAK,
+  _LOWER,
+  _RAISE,
+  _ADJUST
+};
 
 enum custom_keycodes {
   QWERTY = SAFE_RANGE,
@@ -38,9 +46,21 @@ enum custom_keycodes {
   DVORAK,
   LOWER,
   RAISE,
-  ADJUST,
+  BACKLIT,
+  EXT_PLV
 };
 
+#define XXXXXXX KC_NO
+#define _______ KC_TRNS
+
+#define CTL_ESC CTL_T(KC_ESC)  // Tap for Escape, hold for Control
+#define HPR_TAB ALL_T(KC_TAB)  // Tap for Tab, hold for Hyper (Super+Ctrl+Alt+Shift)
+#define MEH_GRV MEH_T(KC_GRV)  // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)
+#define SFT_BSP SFT_T(KC_BSPC) // Tap for Backspace, hold for Shift
+#define SFT_ENT SFT_T(KC_ENT)  // Tap for Enter, hold for Shift
+#define SFT_SPC SFT_T(KC_SPC)  // Tap for Space, hold for Shift
+#define UMLAUT  RALT(KC_U)     // Combine Alt and U
+
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 /* Qwerty
  * ,-----------------------------------------------------------------------------------.
@@ -50,14 +70,14 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  | Lower and Space | Raise and Bksp | GUI  |AltGr | Ctrl |
+ * | Ctrl | Meh  | Alt  | GUI  | Lower and Space | Raise          | GUI  |AltGr | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
 [_QWERTY] = KEYMAP( \
   HPR_TAB, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC, \
   CTL_ESC, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, \
-  SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT , \
-  F(2),    KC_LCTL, KC_LALT, KC_LGUI,          F(0),             F(1),             KC_RGUI, KC_RALT, KC_RCTL \
+  SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT, \
+  KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI,          F(0),             RAISE,            KC_RGUI, KC_RALT, KC_RCTL \
 ),
 
 /* Colemak
@@ -68,14 +88,14 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  | Lower and Space | Raise and Bksp | GUI  |AltGr | Ctrl |
+ * | Ctrl | Meh  | Alt  | GUI  | Lower and Space | Raise          | GUI  |AltGr | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
 [_COLEMAK] = KEYMAP( \
   HPR_TAB, KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC, \
   CTL_ESC, KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT, \
-  SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT , \
-  F(2),    KC_LCTL, KC_LALT, KC_LGUI,          F(0),             F(1),             KC_RGUI, KC_RALT, KC_RCTL \
+  SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT, \
+  KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI,          F(0),             RAISE,            KC_RGUI, KC_RALT, KC_RCTL \
 ),
 
 /* Dvorak
@@ -86,14 +106,14 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   ;  |   Q  |   J  |   K  |   X  |   B  |   M  |   W  |   V  |   Z  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  | Lower and Space | Raise and Bksp | GUI  |AltGr | Ctrl |
+ * | Ctrl | Meh  | Alt  | GUI  | Lower and Space | Raise          | GUI  |AltGr | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
 [_DVORAK] = KEYMAP( \
   HPR_TAB, KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC, \
   CTL_ESC, KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH, \
-  SFT_BSP, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    SFT_ENT , \
-  F(2),    KC_LCTL, KC_LALT, KC_LGUI,          F(0),             F(1),             KC_RGUI, KC_RALT, KC_RCTL \
+  SFT_BSP, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    SFT_ENT, \
+  KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI,          F(0),             RAISE,            KC_RGUI, KC_RALT, KC_RCTL \
 ),
 
 /* Lower
@@ -104,7 +124,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 | MS L | MS D |MS U  | MS R |MS Btn|
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+ * |      |      |      |      |                 |      Next      | Vol- | Vol+ | Play |
  * `-----------------------------------------------------------------------------------'
  */
 [_LOWER] = KEYMAP( \
@@ -122,7 +142,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 | Left | Down |  Up  | Rght |MS_BN2|
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+ * |      |      |      |      |                 |      Next      | Vol- | Vol+ | Play |
  * `-----------------------------------------------------------------------------------'
  */
 [_RAISE] = KEYMAP( \
@@ -134,72 +154,44 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 /* Adjust (Lower + Raise)
  * ,-----------------------------------------------------------------------------------.
- * |Reset |Colemk|Qwerty|Dvorak|      |      |      |      |  MU  |      |      |Reset |
+ * |      | Reset|      |      |      |      |      |      |      |      | Reset|  Del |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |      |      |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak|      |      |
  * |------+------+------+------+------+------|------+------+------+------+------+------|
- * |      |AGNorm|AGSwap|      |      |      |      |  ML  |  MD  |  MR  |      |      |
- * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |      |AudOn |AudOff|      |      |      |      |MBtn1 |MBtn2 |MBtn3 |      |      |
+ * |      |Voice-|Voice+|Mus on|Musoff|MIDIon|MIDIof|      |      |      |      |      |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |      |      |      |      |                 |                |      |      |      |
  * `-----------------------------------------------------------------------------------'
  */
 [_ADJUST] = KEYMAP( \
-  RESET,   COLEMAK, QWERTY,  DVORAK,  _______, _______, _______, _______, KC_MS_U, _______, _______, RESET, \
-  _______, AG_NORM, AG_SWAP, _______, _______, _______, _______, KC_MS_L, KC_MS_D, KC_MS_R, _______, _______, \
-  _______, AU_ON,   AU_OFF,  _______, _______, _______, _______, KC_BTN1, KC_BTN2, KC_BTN3, _______, _______, \
+  _______, RESET,   _______, _______, _______, _______, _______, _______, _______, _______, RESET,   KC_DEL, \
+  _______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK, DVORAK,  _______, _______, \
+  _______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  _______, _______, _______, _______, _______, \
   _______, _______, _______, _______,          _______,          _______,          _______, _______, _______ \
 )
-
 };
 
-#ifdef AUDIO_ENABLE
-float tone_qwerty[][2]     = SONG(QWERTY_SOUND);
-float tone_dvorak[][2]     = SONG(DVORAK_SOUND);
-float tone_colemak[][2]    = SONG(COLEMAK_SOUND);
-#endif
-
-void persistent_default_layer_set(uint16_t default_layer) {
-  eeconfig_update_default_layer(default_layer);
-  default_layer_set(default_layer);
-}
-
 const uint16_t PROGMEM fn_actions[] = {
-        [0]  = ACTION_LAYER_TAP_KEY(_LOWER, KC_SPC),
-        [1]  = ACTION_LAYER_TAP_KEY(_RAISE, KC_BSPC),
-        [2]  = ACTION_LAYER_TAP_KEY(_ADJUST, KC_LGUI),
-};
-
-const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
-{
-    return MACRO_NONE;
+    [0]  = ACTION_LAYER_TAP_KEY(_LOWER, KC_SPC),
 };
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   switch (keycode) {
     case QWERTY:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_qwerty);
-        #endif
-        persistent_default_layer_set(1UL<<_QWERTY);
+        set_single_persistent_default_layer(_QWERTY);
       }
       return false;
       break;
     case COLEMAK:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_colemak);
-        #endif
-        persistent_default_layer_set(1UL<<_COLEMAK);
+        set_single_persistent_default_layer(_COLEMAK);
       }
       return false;
       break;
     case DVORAK:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_dvorak);
-        #endif
-        persistent_default_layer_set(1UL<<_DVORAK);
+        set_single_persistent_default_layer(_DVORAK);
       }
       return false;
       break;
@@ -223,11 +215,14 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
       }
       return false;
       break;
-    case ADJUST:
+    case BACKLIT:
       if (record->event.pressed) {
-        layer_on(_ADJUST);
+        register_code(KC_RSFT);
+        #ifdef BACKLIGHT_ENABLE
+          backlight_step();
+        #endif
       } else {
-        layer_off(_ADJUST);
+        unregister_code(KC_RSFT);
       }
       return false;
       break;
diff --git a/keyboards/lets_split/keymaps/fabian/keymap.c b/keyboards/lets_split/keymaps/fabian/keymap.c
index 14e5dcf1a..e4b1c3025 100644
--- a/keyboards/lets_split/keymaps/fabian/keymap.c
+++ b/keyboards/lets_split/keymaps/fabian/keymap.c
@@ -1,39 +1,56 @@
+/* Copyright 2015-2017 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/>.
+ */
+
 #include "lets_split.h"
 #include "action_layer.h"
 #include "eeconfig.h"
 
 extern keymap_config_t keymap_config;
 
-// 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.
-#define _QWERTY 0
-#define _COLEMAK 1
-#define _DVORAK 2
-#define _LOWER 3
-#define _RAISE 4
-#define _ADJUST 16
+enum custom_layers {
+  _QWERTY,
+  _COLEMAK,
+  _DVORAK,
+  _LOWER,
+  _RAISE,
+  _PLOVER,
+  _ADJUST
+};
 
 enum custom_keycodes {
   QWERTY = SAFE_RANGE,
   COLEMAK,
   DVORAK,
+  PLOVER,
   LOWER,
   RAISE,
-  ADJUST,
+  BACKLIT,
+  EXT_PLV,
 };
 
-// Fillers to make layering more clear
-#define _______ KC_TRNS
 #define XXXXXXX KC_NO
+#define _______ KC_TRNS
 
-// Custom
 #define CTL_ESC CTL_T(KC_ESC)  // Tap for Escape, hold for Control
-#define SFT_ENT SFT_T(KC_ENT)  // Tap for Enter, hold for Shift
-#define SFT_BSP SFT_T(KC_BSPC) // Tap for Backspace, hold for Shift
 #define HPR_TAB ALL_T(KC_TAB)  // Tap for Tab, hold for Hyper (Super+Ctrl+Alt+Shift)
-// #define MEH_GRV MEH_T(KC_GRV)  // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)
+#define MEH_GRV MEH_T(KC_GRV)  // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)
+#define SFT_BSP SFT_T(KC_BSPC) // Tap for Backspace, hold for Shift
+#define SFT_ENT SFT_T(KC_ENT)  // Tap for Enter, hold for Shift
+#define SFT_SPC SFT_T(KC_SPC)  // Tap for Space, hold for Shift
+#define UMLAUT  RALT(KC_U)     // Combine Alt and U
 
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
@@ -45,14 +62,14 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  |Lower |Space | Bksp |Raise | GUI  |AltGr | Ctrl |Adjust|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
 [_QWERTY] = KEYMAP( \
   HPR_TAB, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC, \
   CTL_ESC, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, \
   SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT , \
-  ADJUST,  KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  SFT_BSP, RAISE,   KC_RGUI, KC_RALT, KC_RCTL, ADJUST \
+  KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL \
 ),
 
 /* Colemak
@@ -63,14 +80,14 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  |Lower |Space | Bksp |Raise | GUI  |AltGr | Ctrl |Adjust|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
 [_COLEMAK] = KEYMAP( \
   HPR_TAB, KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC, \
   CTL_ESC, KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT, \
   SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT , \
-  ADJUST,  KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  SFT_BSP, RAISE,   KC_RGUI, KC_RALT, KC_RCTL, ADJUST \
+  KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL \
 ),
 
 /* Dvorak
@@ -81,14 +98,14 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   ;  |   Q  |   J  |   K  |   X  |   B  |   M  |   W  |   V  |   Z  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  |Lower |Space | Bksp |Raise | GUI  |AltGr | Ctrl |Adjust|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
 [_DVORAK] = KEYMAP( \
   HPR_TAB, KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC, \
   CTL_ESC, KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH, \
   SFT_BSP, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    SFT_ENT , \
-  ADJUST,  KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  SFT_BSP, RAISE,   KC_RGUI, KC_RALT, KC_RCTL, ADJUST \
+  KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL \
 ),
 
 /* Lower
@@ -127,64 +144,67 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
 ),
 
-/* Adjust (Lower + Raise)
+/* Plover layer (http://opensteno.org)
  * ,-----------------------------------------------------------------------------------.
- * |      |Reset |      |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak|Reset | Del  |
+ * |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |   S  |   T  |   P  |   H  |   *  |   *  |   F  |   P  |   L  |   T  |   D  |
  * |------+------+------+------+------+------|------+------+------+------+------+------|
- * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |      |   S  |   K  |   W  |   R  |   *  |   *  |   R  |   B  |   G  |   S  |   Z  |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * | Exit |      |      |   A  |   O  |      |      |   E  |   U  |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+
+[_PLOVER] = KEYMAP( \
+  KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    \
+  XXXXXXX, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, \
+  XXXXXXX, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, \
+  EXT_PLV, XXXXXXX, XXXXXXX, KC_C,    KC_V,    XXXXXXX, XXXXXXX, KC_N,    KC_M,    XXXXXXX, XXXXXXX, XXXXXXX  \
+),
+
+/* Adjust (Lower + Raise)
+ * ,-----------------------------------------------------------------------------------.
+ * |      | Reset|      |      |      |      |      |      |      |      | Reset|  Del |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |      |      |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak|Plover|      |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |Voice-|Voice+|Mus on|Musoff|MIDIon|MIDIof|      |      |      |      |      |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
  * |      |      |      |      |      |      |      |      |      |      |      |      |
  * `-----------------------------------------------------------------------------------'
  */
-[_ADJUST] =  KEYMAP( \
-  _______, RESET,   _______, AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK, DVORAK,  RESET,   KC_DEL, \
-  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, \
-  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, \
+[_ADJUST] = KEYMAP( \
+  _______, RESET,   _______, _______, _______, _______, _______, _______, _______, _______, RESET,   KC_DEL , \
+  _______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK, DVORAK,  PLOVER,  _______, \
+  _______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  _______, _______, _______, _______, _______, \
   _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ \
 )
 
-
 };
 
 #ifdef AUDIO_ENABLE
-float tone_qwerty[][2]     = SONG(QWERTY_SOUND);
-float tone_dvorak[][2]     = SONG(DVORAK_SOUND);
-float tone_colemak[][2]    = SONG(COLEMAK_SOUND);
+  float plover_song[][2]     = SONG(PLOVER_SOUND);
+  float plover_gb_song[][2]  = SONG(PLOVER_GOODBYE_SOUND);
 #endif
 
-void persistent_default_layer_set(uint16_t default_layer) {
-  eeconfig_update_default_layer(default_layer);
-  default_layer_set(default_layer);
-}
-
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   switch (keycode) {
     case QWERTY:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_qwerty);
-        #endif
-        persistent_default_layer_set(1UL<<_QWERTY);
+        set_single_persistent_default_layer(_QWERTY);
       }
       return false;
       break;
     case COLEMAK:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_colemak);
-        #endif
-        persistent_default_layer_set(1UL<<_COLEMAK);
+        set_single_persistent_default_layer(_COLEMAK);
       }
       return false;
       break;
     case DVORAK:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_dvorak);
-        #endif
-        persistent_default_layer_set(1UL<<_DVORAK);
+        set_single_persistent_default_layer(_DVORAK);
       }
       return false;
       break;
@@ -208,11 +228,42 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
       }
       return false;
       break;
-    case ADJUST:
+    case BACKLIT:
       if (record->event.pressed) {
-        layer_on(_ADJUST);
+        register_code(KC_RSFT);
+        #ifdef BACKLIGHT_ENABLE
+          backlight_step();
+        #endif
       } else {
+        unregister_code(KC_RSFT);
+      }
+      return false;
+      break;
+    case PLOVER:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          stop_all_notes();
+          PLAY_SONG(plover_song);
+        #endif
+        layer_off(_RAISE);
+        layer_off(_LOWER);
         layer_off(_ADJUST);
+        layer_on(_PLOVER);
+        if (!eeconfig_is_enabled()) {
+            eeconfig_init();
+        }
+        keymap_config.raw = eeconfig_read_keymap();
+        keymap_config.nkro = 1;
+        eeconfig_update_keymap(keymap_config.raw);
+      }
+      return false;
+      break;
+    case EXT_PLV:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          PLAY_SONG(plover_gb_song);
+        #endif
+        layer_off(_PLOVER);
       }
       return false;
       break;
diff --git a/keyboards/planck/keymaps/fabian/Makefile b/keyboards/planck/keymaps/fabian/Makefile
new file mode 100644
index 000000000..457a3d01d
--- /dev/null
+++ b/keyboards/planck/keymaps/fabian/Makefile
@@ -0,0 +1,3 @@
+ifndef QUANTUM_DIR
+	include ../../../../Makefile
+endif
diff --git a/keyboards/planck/keymaps/fabian/config.h b/keyboards/planck/keymaps/fabian/config.h
new file mode 100644
index 000000000..b406e2fed
--- /dev/null
+++ b/keyboards/planck/keymaps/fabian/config.h
@@ -0,0 +1,42 @@
+#ifndef CONFIG_USER_H
+#define CONFIG_USER_H
+
+#include "../../config.h"
+
+#ifdef AUDIO_ENABLE
+    #define STARTUP_SONG SONG(PLANCK_SOUND)
+    // #define STARTUP_SONG SONG(NO_SOUND)
+
+    #define DEFAULT_LAYER_SONGS { SONG(QWERTY_SOUND), \
+                                  SONG(COLEMAK_SOUND), \
+                                  SONG(DVORAK_SOUND) \
+                                }
+#endif
+
+#define MUSIC_MASK (keycode != KC_NO)
+
+/*
+ * MIDI options
+ */
+
+/* Prevent use of disabled MIDI features in the keymap */
+//#define MIDI_ENABLE_STRICT 1
+
+/* enable basic MIDI features:
+   - MIDI notes can be sent when in Music mode is on
+*/
+                                
+#define MIDI_BASIC
+
+/* enable advanced MIDI features:
+   - MIDI notes can be added to the keymap
+   - Octave shift and transpose
+   - Virtual sustain, portamento, and modulation wheel
+   - etc.
+*/
+//#define MIDI_ADVANCED
+
+/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
+//#define MIDI_TONE_KEYCODE_OCTAVES 2
+
+#endif
\ No newline at end of file
diff --git a/keyboards/planck/keymaps/fabian/keymap.c b/keyboards/planck/keymaps/fabian/keymap.c
new file mode 100644
index 000000000..39a423862
--- /dev/null
+++ b/keyboards/planck/keymaps/fabian/keymap.c
@@ -0,0 +1,272 @@
+/* Copyright 2015-2017 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/>.
+ */
+
+#include "planck.h"
+#include "action_layer.h"
+
+extern keymap_config_t keymap_config;
+
+enum custom_layers {
+  _QWERTY,
+  _COLEMAK,
+  _DVORAK,
+  _LOWER,
+  _RAISE,
+  _PLOVER,
+  _ADJUST
+};
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  COLEMAK,
+  DVORAK,
+  PLOVER,
+  LOWER,
+  RAISE,
+  BACKLIT,
+  EXT_PLV
+};
+
+#define XXXXXXX KC_NO
+#define _______ KC_TRNS
+
+#define CTL_ESC CTL_T(KC_ESC)  // Tap for Escape, hold for Control
+#define HPR_TAB ALL_T(KC_TAB)  // Tap for Tab, hold for Hyper (Super+Ctrl+Alt+Shift)
+#define MEH_GRV MEH_T(KC_GRV)  // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)
+#define SFT_BSP SFT_T(KC_BSPC) // Tap for Backspace, hold for Shift
+#define SFT_ENT SFT_T(KC_ENT)  // Tap for Enter, hold for Shift
+#define SFT_SPC SFT_T(KC_SPC)  // Tap for Space, hold for Shift
+#define UMLAUT  RALT(KC_U)     // Combine Alt and U
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* Qwerty
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   Q  |   W  |   E  |   R  |   T  |   Y  |   U  |   I  |   O  |   P  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   ;  |  "   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_QWERTY] = {
+  {HPR_TAB, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC},
+  {CTL_ESC, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT},
+  {SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT},
+  {KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL}
+},
+
+/* Colemak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   Q  |   W  |   F  |   P  |   G  |   J  |   L  |   U  |   Y  |   ;  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   R  |   S  |   T  |   D  |   H  |   N  |   E  |   I  |   O  |  "   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_COLEMAK] = {
+  {HPR_TAB, KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC},
+  {CTL_ESC, KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT},
+  {SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT},
+  {KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL}
+},
+
+/* Dvorak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   "  |   ,  |   .  |   P  |   Y  |   F  |   G  |   C  |   R  |   L  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   O  |   E  |   U  |   I  |   D  |   H  |   T  |   N  |   S  |  /   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   ;  |   Q  |   J  |   K  |   X  |   B  |   M  |   W  |   V  |   Z  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_DVORAK] = {
+  {HPR_TAB, KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC},
+  {CTL_ESC, KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH},
+  {SFT_BSP, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    SFT_ENT},
+  {KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL}
+},
+
+/* Lower
+ * ,-----------------------------------------------------------------------------------.
+ * |   ~  |   !  |   @  |   #  |   $  |   %  |   ^  |   &  |   *  |   (  |   )  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   _  |   +  |   {  |   }  |  |   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 | MS L | MS D |MS U  | MS R |MS Btn|
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_LOWER] = {
+  {KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_BSPC},
+  {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_MS_L, KC_MS_D, KC_MS_U, KC_MS_R, KC_BTN1},
+  {_______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY}
+},
+
+/* Raise
+ * ,-----------------------------------------------------------------------------------.
+ * |   `  |   1  |   2  |   3  |   4  |   5  |   6  |   7  |   8  |   9  |   0  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   -  |   =  |   [  |   ]  | }   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 | Left | Down |  Up  | Rght |MS_BN2|
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_RAISE] = {
+  {KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_BSPC},
+  {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_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_BTN2},
+  {_______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY}
+},
+
+/* Plover layer (http://opensteno.org)
+ * ,-----------------------------------------------------------------------------------.
+ * |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |   S  |   T  |   P  |   H  |   *  |   *  |   F  |   P  |   L  |   T  |   D  |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |   S  |   K  |   W  |   R  |   *  |   *  |   R  |   B  |   G  |   S  |   Z  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Exit |      |      |   A  |   O  |      |      |   E  |   U  |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+
+[_PLOVER] = {
+  {KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1   },
+  {XXXXXXX, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC},
+  {XXXXXXX, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT},
+  {EXT_PLV, XXXXXXX, XXXXXXX, KC_C,    KC_V,    XXXXXXX, XXXXXXX, KC_N,    KC_M,    XXXXXXX, XXXXXXX, XXXXXXX}
+},
+
+/* Adjust (Lower + Raise)
+ * ,-----------------------------------------------------------------------------------.
+ * |      | Reset|      |      |      |      |      |      |      |      | Reset|  Del |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |      |      |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak|Plover|      |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |Voice-|Voice+|Mus on|Musoff|MIDIon|MIDIof|      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_ADJUST] = {
+  {_______, RESET,   _______, _______, _______, _______, _______, _______, _______, _______, RESET,   KC_DEL },
+  {_______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK, DVORAK,  PLOVER,  _______},
+  {_______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  _______, _______, _______, _______, _______},
+  {_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______}
+}
+
+
+};
+
+#ifdef AUDIO_ENABLE
+  float plover_song[][2]     = SONG(PLOVER_SOUND);
+  float plover_gb_song[][2]  = SONG(PLOVER_GOODBYE_SOUND);
+#endif
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      return false;
+      break;
+    case COLEMAK:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_COLEMAK);
+      }
+      return false;
+      break;
+    case DVORAK:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_DVORAK);
+      }
+      return false;
+      break;
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case BACKLIT:
+      if (record->event.pressed) {
+        register_code(KC_RSFT);
+        #ifdef BACKLIGHT_ENABLE
+          backlight_step();
+        #endif
+      } else {
+        unregister_code(KC_RSFT);
+      }
+      return false;
+      break;
+    case PLOVER:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          stop_all_notes();
+          PLAY_SONG(plover_song);
+        #endif
+        layer_off(_RAISE);
+        layer_off(_LOWER);
+        layer_off(_ADJUST);
+        layer_on(_PLOVER);
+        if (!eeconfig_is_enabled()) {
+            eeconfig_init();
+        }
+        keymap_config.raw = eeconfig_read_keymap();
+        keymap_config.nkro = 1;
+        eeconfig_update_keymap(keymap_config.raw);
+      }
+      return false;
+      break;
+    case EXT_PLV:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          PLAY_SONG(plover_gb_song);
+        #endif
+        layer_off(_PLOVER);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
diff --git a/keyboards/xd75/keymaps/fabian/keymap.c b/keyboards/xd75/keymaps/fabian/keymap.c
index 884602fde..3a330ca96 100644
--- a/keyboards/xd75/keymaps/fabian/keymap.c
+++ b/keyboards/xd75/keymaps/fabian/keymap.c
@@ -1,39 +1,56 @@
+/* Copyright 2015-2017 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/>.
+ */
+
 #include QMK_KEYBOARD_H
 #include "action_layer.h"
 #include "eeconfig.h"
 
 extern keymap_config_t keymap_config;
 
-// 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.
-#define _QWERTY 0
-#define _COLEMAK 1
-#define _DVORAK 2
-#define _LOWER 3
-#define _RAISE 4
-#define _ADJUST 16
+enum custom_layers {
+  _QWERTY,
+  _COLEMAK,
+  _DVORAK,
+  _LOWER,
+  _RAISE,
+  _PLOVER,
+  _ADJUST
+};
 
 enum custom_keycodes {
   QWERTY = SAFE_RANGE,
   COLEMAK,
   DVORAK,
+  PLOVER,
   LOWER,
   RAISE,
-  ADJUST,
+  BACKLIT,
+  EXT_PLV
 };
 
-// Fillers to make layering more clear
-#define _______ KC_TRNS
 #define XXXXXXX KC_NO
+#define _______ KC_TRNS
 
-// Custom
 #define CTL_ESC CTL_T(KC_ESC)  // Tap for Escape, hold for Control
-#define SFT_ENT SFT_T(KC_ENT)  // Tap for Enter, hold for Shift
-#define SFT_BSP SFT_T(KC_BSPC) // Tap for Backspace, hold for Shift
 #define HPR_TAB ALL_T(KC_TAB)  // Tap for Tab, hold for Hyper (Super+Ctrl+Alt+Shift)
-// #define MEH_GRV MEH_T(KC_GRV)  // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)
+#define MEH_GRV MEH_T(KC_GRV)  // Tap for Backtick, hold for Meh (Ctrl+Alt+Shift)
+#define SFT_BSP SFT_T(KC_BSPC) // Tap for Backspace, hold for Shift
+#define SFT_ENT SFT_T(KC_ENT)  // Tap for Enter, hold for Shift
+#define SFT_SPC SFT_T(KC_SPC)  // Tap for Space, hold for Shift
+#define UMLAUT  RALT(KC_U)     // Combine Alt and U
 
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
@@ -47,7 +64,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |      |      |      |   N  |   M  |   ,  |   .  |   /  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  |Lower |Space |      |      |      | Bksp |Raise | GUI  |AltGr | Ctrl |Adjust|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space |      |      |      | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
  * `--------------------------------------------------------------------------------------------------------'
  */
 [_QWERTY] = {
@@ -55,7 +72,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   { HPR_TAB, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    _______, _______, _______, KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC },
   { CTL_ESC, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    _______, _______, _______, KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT },
   { SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    _______, _______, _______, KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT },
-  { ADJUST,  KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  _______, _______, _______, SFT_BSP, RAISE,   KC_RGUI, KC_RALT, KC_RCTL, ADJUST  },
+  { KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  _______, _______, _______, HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL }
 },
 
 /* Colemak
@@ -68,7 +85,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |      |      |      |   K  |   M  |   ,  |   .  |   /  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  |Lower |Space |      |      |      | Bksp |Raise | GUI  |AltGr | Ctrl |Adjust|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space |      |      |      | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
  * `--------------------------------------------------------------------------------------------------------'
  */
 [_COLEMAK] = {
@@ -76,7 +93,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   { HPR_TAB, KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    _______, _______, _______, KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC },
   { CTL_ESC, KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    _______, _______, _______, KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT },
   { SFT_BSP, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    _______, _______, _______, KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, SFT_ENT },
-  { ADJUST,  KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  _______, _______, _______, SFT_BSP, RAISE,   KC_RGUI, KC_RALT, KC_RCTL, ADJUST  },
+  { KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  _______, _______, _______, HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL }
 },
 
 /* Dvorak
@@ -89,7 +106,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------+------+------+------|
  * | Shift|   ;  |   Q  |   J  |   K  |   X  |      |      |      |   B  |   M  |   W  |   V  |   Z  |Enter |
  * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
- * |Adjust| Ctrl | Alt  | GUI  |Lower |Space |      |      |      | Bksp |Raise | GUI  |AltGr | Ctrl |Adjust|
+ * | Ctrl | Meh  | Alt  | GUI  |Lower |Space |      |      |      | Tab  |Raise | GUI  |AltGr | Umlt | Ctrl |
  * `--------------------------------------------------------------------------------------------------------'
  */
 [_DVORAK] = {
@@ -97,7 +114,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   { HPR_TAB, KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    _______, _______, _______, KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC },
   { CTL_ESC, KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    _______, _______, _______, KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH },
   { SFT_BSP, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    _______, _______, _______, KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    SFT_ENT },
-  { ADJUST,  KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  _______, _______, _______, SFT_BSP, RAISE,   KC_RGUI, KC_RALT, KC_RCTL, ADJUST  },
+  { KC_LCTL, MEH_GRV, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  _______, _______, _______, HPR_TAB, RAISE,   KC_RGUI, KC_RALT, UMLAUT,  KC_RCTL }
 },
 
 /* Lower
@@ -118,7 +135,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   { KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, _______, _______, _______, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_BSPC },
   { 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_MS_L, KC_MS_D, KC_MS_U, KC_MS_R, KC_BTN1 },
-  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY },
+  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY }
 },
 
 /* Raise
@@ -139,68 +156,76 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   { KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    _______, _______, _______, KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_BSPC },
   { 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_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_BTN2 },
-  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY },
+  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY }
 },
 
-/* Adjust (Lower + Raise)
+/* Plover layer (http://opensteno.org)
  * ,--------------------------------------------------------------------------------------------------------.
  * |      |      |      |      |      |      |      |      |      |      |      |      |      |      |      |
  * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
- * |      |Reset |      |Aud on|Audoff|AGnorm|      |      |      |AGswap|Qwerty|Colemk|Dvorak|Reset | Del  |
- * |------+------+------+------+------+------|------+------+------+------+------+------+------+------+------|
- * |      |      |      |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |   #  |   #  |   #  |   #  |   #  |   #  |      |      |      |   #  |   #  |   #  |   #  |   #  |   #  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |   S  |   T  |   P  |   H  |   *  |      |      |      |   *  |   F  |   P  |   L  |   T  |   D  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |   S  |   K  |   W  |   R  |   *  |      |      |      |   *  |   R  |   B  |   G  |   S  |   Z  |
  * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Exit |      |      |   A  |   O  |      |      |      |      |      |   E  |   U  |      |      |      |
+ * `--------------------------------------------------------------------------------------------------------'
+ */
+
+[_PLOVER] = {
+  { XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX },
+  { KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    XXXXXXX, XXXXXXX, XXXXXXX, KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1    },
+  { XXXXXXX, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    XXXXXXX, XXXXXXX, XXXXXXX, KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC },
+  { XXXXXXX, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    XXXXXXX, XXXXXXX, XXXXXXX, KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT },
+  { EXT_PLV, XXXXXXX, XXXXXXX, KC_C,    KC_V,    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_N,    KC_M,    XXXXXXX, XXXXXXX, XXXXXXX }
+},
+
+/* Adjust (Lower + Raise)
+ * ,--------------------------------------------------------------------------------------------------------.
  * |      |      |      |      |      |      |      |      |      |      |      |      |      |      |      |
  * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      | Reset|      |      |      |      |      |      |      |      |      |      |      | Reset|  Del |
+ * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |Aud on|Audoff|AGnorm|      |      |      |AGswap|Qwerty|Colemk|Dvorak|Plover|      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |Voice-|Voice+|Mus on|Musoff|MIDIon|      |      |      |MIDIof|      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------+------+------+------|
  * |      |      |      |      |      |      |      |      |      |      |      |      |      |      |      |
  * `--------------------------------------------------------------------------------------------------------'
  */
-[_ADJUST] =  {
-  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ },
-  { _______, RESET,   _______, AU_ON,   AU_OFF,  AG_NORM, _______, _______, _______, AG_SWAP, QWERTY,  COLEMAK, DVORAK,  RESET,   KC_DEL  },
-  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ },
-  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ },
+
+[_ADJUST] = {
   { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ },
-},
+  { _______, RESET,   _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RESET,   KC_DEL  },
+  { _______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, _______, _______, _______, AG_SWAP, QWERTY,  COLEMAK, DVORAK,  PLOVER,  _______ },
+  { _______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   _______, _______, _______, MI_OFF,  _______, _______, _______, _______, _______ },
+  { _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ }
+}
 };
 
 #ifdef AUDIO_ENABLE
-float tone_qwerty[][2]     = SONG(QWERTY_SOUND);
-float tone_dvorak[][2]     = SONG(DVORAK_SOUND);
-float tone_colemak[][2]    = SONG(COLEMAK_SOUND);
+  float plover_song[][2]     = SONG(PLOVER_SOUND);
+  float plover_gb_song[][2]  = SONG(PLOVER_GOODBYE_SOUND);
 #endif
 
-void persistent_default_layer_set(uint16_t default_layer) {
-  eeconfig_update_default_layer(default_layer);
-  default_layer_set(default_layer);
-}
-
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   switch (keycode) {
     case QWERTY:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_qwerty);
-        #endif
-        persistent_default_layer_set(1UL<<_QWERTY);
+        set_single_persistent_default_layer(_QWERTY);
       }
       return false;
       break;
     case COLEMAK:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_colemak);
-        #endif
-        persistent_default_layer_set(1UL<<_COLEMAK);
+        set_single_persistent_default_layer(_COLEMAK);
       }
       return false;
       break;
     case DVORAK:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_SONG(tone_dvorak);
-        #endif
-        persistent_default_layer_set(1UL<<_DVORAK);
+        set_single_persistent_default_layer(_DVORAK);
       }
       return false;
       break;
@@ -224,11 +249,42 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
       }
       return false;
       break;
-    case ADJUST:
+    case BACKLIT:
       if (record->event.pressed) {
-        layer_on(_ADJUST);
+        register_code(KC_RSFT);
+        #ifdef BACKLIGHT_ENABLE
+          backlight_step();
+        #endif
       } else {
+        unregister_code(KC_RSFT);
+      }
+      return false;
+      break;
+    case PLOVER:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          stop_all_notes();
+          PLAY_SONG(plover_song);
+        #endif
+        layer_off(_RAISE);
+        layer_off(_LOWER);
         layer_off(_ADJUST);
+        layer_on(_PLOVER);
+        if (!eeconfig_is_enabled()) {
+            eeconfig_init();
+        }
+        keymap_config.raw = eeconfig_read_keymap();
+        keymap_config.nkro = 1;
+        eeconfig_update_keymap(keymap_config.raw);
+      }
+      return false;
+      break;
+    case EXT_PLV:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          PLAY_SONG(plover_gb_song);
+        #endif
+        layer_off(_PLOVER);
       }
       return false;
       break;