From 60134830506043be0c6d9d5ab37cf65dad3cc85f Mon Sep 17 00:00:00 2001 From: tmk Date: Wed, 9 Jul 2014 15:31:52 +0900 Subject: Add HHKB JP support - scan matrix about twice faster --- keyboard/hhkb/Makefile | 28 ++++++-- keyboard/hhkb/config.h | 6 +- keyboard/hhkb/doc/HHKB.txt | 147 ++++++++++++++++++++++++++++++++--------- keyboard/hhkb/hhkb_avr.h | 148 ++++++++++++++++++++++++++++++++++++++++++ keyboard/hhkb/keymap_common.h | 27 ++++++++ keyboard/hhkb/keymap_jp.c | 50 ++++++++++++++ keyboard/hhkb/matrix.c | 133 ++----------------------------------- 7 files changed, 375 insertions(+), 164 deletions(-) create mode 100644 keyboard/hhkb/hhkb_avr.h create mode 100644 keyboard/hhkb/keymap_jp.c (limited to 'keyboard/hhkb') diff --git a/keyboard/hhkb/Makefile b/keyboard/hhkb/Makefile index 030283d7a..c945467dd 100644 --- a/keyboard/hhkb/Makefile +++ b/keyboard/hhkb/Makefile @@ -53,12 +53,6 @@ SRC += keymap_common.c \ matrix.c \ led.c -ifdef KEYMAP - SRC := keymap_$(KEYMAP).c $(SRC) -else - SRC := keymap_hhkb.c $(SRC) -endif - CONFIG_H = config.h @@ -123,7 +117,27 @@ EXTRAKEY_ENABLE = yes # Audio control and System control CONSOLE_ENABLE = yes # Console for debug COMMAND_ENABLE = yes # Commands for debug and configuration NKRO_ENABLE = yes # USB Nkey Rollover -KEYMAP_SECTION_ENABLE = yes # fixed address keymap for keymap editor +#KEYMAP_SECTION_ENABLE = yes # fixed address keymap for keymap editor +#HHKB_JP = yes # HHKB JP support + + +ifdef HHKB_JP + OPT_DEFS += -DHHKB_JP +endif + + +# +# Keymap file +# +ifdef KEYMAP + SRC := keymap_$(KEYMAP).c $(SRC) +else + ifdef HHKB_JP + SRC := keymap_jp.c $(SRC) + else + SRC := keymap_hhkb.c $(SRC) + endif +endif # Search Path diff --git a/keyboard/hhkb/config.h b/keyboard/hhkb/config.h index a8f76ae6b..33af74ebb 100644 --- a/keyboard/hhkb/config.h +++ b/keyboard/hhkb/config.h @@ -28,7 +28,11 @@ along with this program. If not, see . /* matrix size */ -#define MATRIX_ROWS 8 +#ifdef HHKB_JP +# define MATRIX_ROWS 16 +#else +# define MATRIX_ROWS 8 +#endif #define MATRIX_COLS 8 diff --git a/keyboard/hhkb/doc/HHKB.txt b/keyboard/hhkb/doc/HHKB.txt index 422c452c9..74b680d03 100644 --- a/keyboard/hhkb/doc/HHKB.txt +++ b/keyboard/hhkb/doc/HHKB.txt @@ -12,11 +12,11 @@ Controller PCB Keyswitch PCB ------------- HC4051 Analog Multiplexer: select a row line. - http://www.alldatasheet.com/datasheet-pdf/pdf/203989/KODENSHI/KK74HC4051A.html + http://www.ti.com/lit/ds/schs122j/schs122j.pdf LS145 BCD Decoder: select a column line. - http://www.alldatasheet.com/datasheet-pdf/pdf/27373/TI/SN74LS145D.html + http://www.ti.com/lit/ds/symlink/sn74ls145.pdf BU9831 Non-volatile electronic potentiometer: for calibration? - http://www.alldatasheet.com/datasheet-pdf/pdf/36387/ROHM/BU9831.html + https://www.spezial.com/doc/rohm-a/bu9831.pdf TP1683/4 Capacitive Sensing controller: no datasheet available. (HHKB_keyswitch.jpg) @@ -28,37 +28,41 @@ Keyswitch PCB Connector Cable --------------- Two PCBs are connected by 15 lines(13 in case of Pro2). -Vcc and GND use 3(2) lines each, other 9 lines are for keyboard signaling. +Vcc and GND use 3(2) lines each, other lines are for keyboard signaling. - Keyswitch connector - pro pro2 Description Teensy++ pins + HHKB connector lines: + JP Pro2 Pro Function Description Teensy++ pins -------------------------------------------------------------------------------------------- - 1 Vcc(5V) Not exist on Pro2 5V - 2 1 Vcc(5V) 5V - 3 2 Vcc(5V) 5V - 4 3 TP1684 KEY: Low(0) when key pressed PE6 input(with pullup) - 5 4 TP1684 KEY_PREV: make threshold PE7 output - 6 5 HC4051 A(bit0)\ PB0 output - 7 6 HC4051 B(bit1) > select row(0 to 7) PB1 output - 8 7 HC4051 C(bit2)/ PB2 output - 9 8 LS145 A(bit0)\ PB3 output - 10 9 LS145 B(bit1) > select column(0 to 7) PB4 output - 11 10 LS145 C(bit2)/ PB5 output - 12 11 LS145 D(enable) Low(0) enables selected column PB6 output - 13 12 GND GND - 14 13 GND GND - 15 GND Not exist on Pro2 GND + 1 Vcc(5V) 5V + 1 1 2 Vcc(5V) 5V + 2 2 3 Vcc(5V) 5V + 3 3 4 TP1684 KEY: Low(0) when key pressed PE6 input(with pullup) + 4 4 5 TP1684 KEY_PREV: make threshold PE7 output + 5 5 6 HC4051 A(bit0)\ PB0 output + 6 6 7 HC4051 B(bit1) > select row 0-7 PB1 output + 7 7 8 HC4051 C(bit2)/ PB2 output + 8 8 9 LS145 A(bit0)\ PB3 output + 9 9 10 LS145 B(bit1) > select column 0-7 PB4 output + 10 10 11 LS145 C(bit2)/ PB5 output + 11 11 12 LS145 D(enable) Low(0) enables selected column PB6 output + 12 12 13 GND GND + 13 13 14 GND GND + 15 GND + 14 HC4051(Z2) ~Enable of Z2 row0-7 + 15 HC4051(Z3) ~Enable of Z3 row8-15 NOTE: guessing pin5(KEY_PREV) may work for hysteresis of capacitive sensing. NOTE: 1KOhm didn't work as pullup resistor on KEY. AVR internal pullup or 10KOhm resistor was OK. + NOTE: JP has two HC4051(Z2,Z3) and line 5, 6 and 7 are connected to both of them. (HHKB_connector.jpg) Keyswitch matrix ---------------- -60 keyswitches in 8*8 matrix. It is ghost-free and bounce-free. +HHKB switch matrix is ghost-free and bounce-free. + Pro/Pro2(8x8): COL 0 1 2 3 4 5 6 7 ROW --------------------------------------------------------------- 0| 2 q w s a z x c @@ -71,8 +75,30 @@ Keyswitch matrix 7| - + ] [ ' / . _NONE_ + JP(16x8): + COL 0 1 2 3 4 5 6 7 + ROW --------------------------------------------------------------- + 0| ESC TAB LFn LShift LCtrl + 1| 4 E MuHKN C D + 2| 3 W LAlt X S + 3| 1 HHK + 4| + 5| 5 R V F + 6| 2 Q LGui Z A + 7| 6 T Space B G + 8| 9 I Kana , K + 9| 8 U Henkan M J + A| 7 Y N H + B| 0 O RAlt . L + C| BS Right RShift Enter + D| \ [ Down Up ] + E| - P RFn / ; + F| ~ @ Left Ro : + + Matrix diagram: + Pro/Pro2: +-------------------------+-+-+-+-+-+-+-+ Vcc |bias control? - - - - - - - - --- | 3.9K*8 R R R R R R R R | @@ -89,13 +115,49 @@ Matrix diagram: KEY PREV | A B C +-----------------+ | | +-^----+ | | | | LS145 | Vcc | | |BU9831| | | | +-^--^--^--^------+ - --- | | +------+ | | | A B C D +------+ - | | | | | | | | | | | | - 1-3 4 5 6 7 8 9 10 11 12 13-15 | - +--------------------------------------------------+ | - | connector | --- - +--------------------------------------------------+ GND - to controller + --- | | +------+ | | | A B C D +-------+ + | | | | | | | | | | | | + 1-3 4 5 6 7 8 9 10 11 12 13-15 Pro | + 1-2 3 4 5 6 7 8 9 10 11 12-13 Pro2| + +--------------------------------------------------+ | + | connector | --- + +--------------------------------------------------+ GND + + + JP: + +-----------------------------+-+-+-+-+ Vcc + |bias control? - - - - - --- + | 3.9K*5 R R R R R | + +--------^+ +--------+ - - - - - | + | | | HC4051 <0-----------|-|-|-|-|----|R|-+ + | |capa. | Z2 <1-----------|-|-|-|-|----|R|-+ + | TP1684 |sense | <2-----------|-|-|-|-|----|R|-+ + | <---+--| <3-----------|-|-|-|-|----|R|-+ + | | | | <4-----------|-|-|-|-|----|R|-+ + | | ~En| <5-----------|-|-|-|-|----|R|-+ + | | +----> <6-----------|-|-|-|-|----|R|-+ + | | | | | A B C <7-----------|-|-|-|-|----|R|-+ + +---V---^-+ | | +-^-^-^--+ | | | | | | + KEY PREV | | | | | | | | | | | + | | | | +--------+ | | | | | | + | | | | | HC4051 <8-----------|-|-|-|-|----|R|-+ + | | | | | Z3 <9-----------|-|-|-|-|----|R|-+ + | | | +--| +#include +#include +#include +#include + + +// Timer resolution check +#if (1000000/TIMER_RAW_FREQ > 20) +# error "Timer resolution(>20us) is not enough for HHKB matrix scan tweak on V-USB." +#endif + + +/* + * HHKB Matrix I/O + * + * row: HC4051[A,B,C] selects scan row0-7 + * row-ext: [En0,En1] row extention for JP + * col: LS145[A,B,C,D] selects scan col0-7 and enable(D) + * key: on: 0/off: 1 + * prev: hysteresis control: assert(1) when previous key state is on + */ + + +#if defined(__AVR_ATmega32U4__) +/* + * For TMK HHKB alt controller(ATMega32U4) + * + * row: PB0-2 + * col: PB3-5,6 + * key: PD7(pull-uped) + * prev: PB7 + * power: PD4(L:off/H:on) + * row-ext: PC6,7 for HHKB JP(active low) + */ +static inline void KEY_ENABLE(void) { (PORTB &= ~(1<<6)); } +static inline void KEY_UNABLE(void) { (PORTB |= (1<<6)); } +static inline bool KEY_STATE(void) { return (PIND & (1<<7)); } +static inline void KEY_PREV_ON(void) { (PORTB |= (1<<7)); } +static inline void KEY_PREV_OFF(void) { (PORTB &= ~(1<<7)); } +static inline void KEY_POWER_ON(void) {} +static inline void KEY_POWER_OFF(void) {} +static inline void KEY_INIT(void) +{ + DDRB = 0xFF; + PORTB = 0x00; + DDRD &= ~0x80; + PORTD |= 0x80; + /* keyswitch board power on */ + DDRD |= (1<<4); + PORTD |= (1<<4); +#ifdef HHKB_JP + /* row extention for HHKB JP */ + DDRC |= (1<<6|1<<7); + PORTC |= (1<<6|1<<7); +#endif + KEY_UNABLE(); + KEY_PREV_OFF(); +} +static inline void KEY_SELECT(uint8_t ROW, uint8_t COL) +{ + PORTB = (PORTB & 0xC0) | (((COL) & 0x07)<<3) | ((ROW) & 0x07); +#ifdef HHKB_JP + if ((ROW) & 0x08) PORTC = (PORTC & ~(1<<6|1<<7)) | (1<<6); + else PORTC = (PORTC & ~(1<<6|1<<7)) | (1<<7); +#endif +} + + +#elif defined(__AVR_AT90USB1286__) +/* + * For Teensy++(AT90USB1286) + * + * row: PB0-2 + * col: PB3-5,6 + * key: PE6(pull-uped) + * prev: PE7 + * + * TODO: convert into 'staitc inline' function + */ +#define KEY_INIT() do { \ + DDRB |= 0x7F; \ + DDRE |= (1<<7); \ + DDRE &= ~(1<<6); \ + PORTE |= (1<<6); \ +} while (0) +#define KEY_SELECT(ROW, COL) (PORTB = (PORTB & 0xC0) | \ + (((COL) & 0x07)<<3) | \ + ((ROW) & 0x07)) +#define KEY_ENABLE() (PORTB &= ~(1<<6)) +#define KEY_UNABLE() (PORTB |= (1<<6)) +#define KEY_STATE() (PINE & (1<<6)) +#define KEY_PREV_ON() (PORTE |= (1<<7)) +#define KEY_PREV_OFF() (PORTE &= ~(1<<7)) +#define KEY_POWER_ON() +#define KEY_POWER_OFF() + + +#else +# error "define code for matrix scan" +#endif + + +#if 0 +// For ATMega328P with V-USB +// +// #elif defined(__AVR_ATmega328P__) +// Ports for V-USB +// key: PB0(pull-uped) +// prev: PB1 +// row: PB2-4 +// col: PC0-2,3 +// power: PB5(Low:on/Hi-z:off) +#define KEY_INIT() do { \ + DDRB |= 0x3E; \ + DDRB &= ~(1<<0); \ + PORTB |= 1<<0; \ + DDRC |= 0x0F; \ + KEY_UNABLE(); \ + KEY_PREV_OFF(); \ +} while (0) +#define KEY_SELECT(ROW, COL) do { \ + PORTB = (PORTB & 0xE3) | ((ROW) & 0x07)<<2; \ + PORTC = (PORTC & 0xF8) | ((COL) & 0x07); \ +} while (0) +#define KEY_ENABLE() (PORTC &= ~(1<<3)) +#define KEY_UNABLE() (PORTC |= (1<<3)) +#define KEY_STATE() (PINB & (1<<0)) +#define KEY_PREV_ON() (PORTB |= (1<<1)) +#define KEY_PREV_OFF() (PORTB &= ~(1<<1)) +// Power supply switching +#define KEY_POWER_ON() do { \ + KEY_INIT(); \ + PORTB &= ~(1<<5); \ + _delay_ms(1); \ +} while (0) +#define KEY_POWER_OFF() do { \ + DDRB &= ~0x3F; \ + PORTB &= ~0x3F; \ + DDRC &= ~0x0F; \ + PORTC &= ~0x0F; \ +} while (0) +#endif + +#endif diff --git a/keyboard/hhkb/keymap_common.h b/keyboard/hhkb/keymap_common.h index ec922a322..3622665f3 100644 --- a/keyboard/hhkb/keymap_common.h +++ b/keyboard/hhkb/keymap_common.h @@ -54,4 +54,31 @@ extern const uint16_t fn_actions[]; { KC_##K70, KC_##K71, KC_##K72, KC_##K73, KC_##K74, KC_##K75, KC_##K76, KC_NO } \ } + +#define KEYMAP_JP( \ + K02, K32, K62, K22, K12, K52, K72, KA2, K92, K82, KB2, KE2, KF2, KD2, KC2, \ + K03, K63, K23, K13, K53, K73, KA3, K93, K83, KB3, KE3, KF3, KD3, \ + K06, K66, K26, K16, K56, K76, KA6, K96, K86, KB6, KE6, KF6, KD6, KC6, \ + K05, K65, K25, K15, K55, K75, KA5, K95, K85, KB5, KE5, KF5, KD5, KC5, \ + K04, K34, K64, K24, K14, K74, K94, K84, KB4, KE4, KF4, KD4, KC4 \ +) \ +{ \ + { KC_NO, KC_NO, KC_##K02, KC_##K03, KC_##K04, KC_##K05, KC_##K06, KC_NO }, \ + { KC_NO, KC_NO, KC_##K12, KC_##K13, KC_##K14, KC_##K15, KC_##K16, KC_NO }, \ + { KC_NO, KC_NO, KC_##K22, KC_##K23, KC_##K24, KC_##K25, KC_##K26, KC_NO }, \ + { KC_NO, KC_NO, KC_##K32, KC_NO, KC_##K34, 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_##K52, KC_##K53, KC_NO, KC_##K55, KC_##K56, KC_NO }, \ + { KC_NO, KC_NO, KC_##K62, KC_##K63, KC_##K64, KC_##K65, KC_##K66, KC_NO }, \ + { KC_NO, KC_NO, KC_##K72, KC_##K73, KC_##K74, KC_##K75, KC_##K76, KC_NO }, \ + { KC_NO, KC_NO, KC_##K82, KC_##K83, KC_##K84, KC_##K85, KC_##K86, KC_NO }, \ + { KC_NO, KC_NO, KC_##K92, KC_##K93, KC_##K94, KC_##K95, KC_##K96, KC_NO }, \ + { KC_NO, KC_NO, KC_##KA2, KC_##KA3, KC_NO, KC_##KA5, KC_##KA6, KC_NO }, \ + { KC_NO, KC_NO, KC_##KB2, KC_##KB3, KC_##KB4, KC_##KB5, KC_##KB6, KC_NO }, \ + { KC_NO, KC_NO, KC_##KC2, KC_NO, KC_##KC4, KC_##KC5, KC_##KC6, KC_NO }, \ + { KC_NO, KC_NO, KC_##KD2, KC_##KD3, KC_##KD4, KC_##KD5, KC_##KD6, KC_NO }, \ + { KC_NO, KC_NO, KC_##KE2, KC_##KE3, KC_##KE4, KC_##KE5, KC_##KE6, KC_NO }, \ + { KC_NO, KC_NO, KC_##KF2, KC_##KF3, KC_##KF4, KC_##KF5, KC_##KF6, KC_NO } \ +} + #endif diff --git a/keyboard/hhkb/keymap_jp.c b/keyboard/hhkb/keymap_jp.c new file mode 100644 index 000000000..48d0ee70b --- /dev/null +++ b/keyboard/hhkb/keymap_jp.c @@ -0,0 +1,50 @@ +/* + * HHKB JP Layout + */ +#include "keymap_common.h" + + +#ifdef KEYMAP_SECTION_ENABLE +const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] __attribute__ ((section (".keymap.keymaps"))) = { +#else +const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] PROGMEM = { +#endif + /* Layer 0: Default Layer */ + KEYMAP_JP(ESC, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, JYEN,BSPC, \ + TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC, \ + LCTL,A, S, D, F, G, H, J, K, L, SCLN,QUOT,BSLS,ENT, \ + LSFT,Z, X, C, V, B, N, M, COMM,DOT, SLSH,RO, UP, RSFT, \ + FN0, ZKHK,LGUI,LALT,MHEN, SPC, HENK,KANA,RALT,FN0, LEFT,DOWN,RGHT), + + /* Layer 1: HHKB mode (HHKB Fn) + * ,-----------------------------------------------------------. + * |Pwr| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Ins|Del| + * |-----------------------------------------------------------| + * |Caps | | | | | | | |Psc|Slk|Pus|Up | | | + * |------------------------------------------------------` | + * | |VoD|VoU|Mut| | | *| /|Hom|PgU|Lef|Rig| | | + * |-----------------------------------------------------------| + * | | | | | | | +| -|End|PgD|Dow| | | | + * |-----------------------------------------------------------| + * | || | | | | | | | | || | | | + * `-----------------------------------------------------------' + */ + KEYMAP_JP(PWR, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, INS, DEL, \ + CAPS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,PSCR,SLCK,PAUS, UP, TRNS, \ + TRNS,VOLD,VOLU,MUTE,TRNS,TRNS,PAST,PSLS,HOME,PGUP,LEFT,RGHT,TRNS,PENT, \ + TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,PPLS,PMNS,END, PGDN,DOWN,TRNS,TRNS,TRNS, \ + TRNS,TRNS,TRNS,TRNS,TRNS, TRNS, TRNS,TRNS,TRNS,TRNS,TRNS,TRNS,TRNS), +}; + + + +/* + * Fn action definition + */ +#ifdef KEYMAP_SECTION_ENABLE +const uint16_t fn_actions[] __attribute__ ((section (".keymap.fn_actions"))) = { +#else +const uint16_t fn_actions[] PROGMEM = { +#endif + [0] = ACTION_LAYER_MOMENTARY(1), +}; diff --git a/keyboard/hhkb/matrix.c b/keyboard/hhkb/matrix.c index d0731ef1f..b0af4baa5 100644 --- a/keyboard/hhkb/matrix.c +++ b/keyboard/hhkb/matrix.c @@ -20,20 +20,13 @@ along with this program. If not, see . */ #include #include -#include -#include #include #include "print.h" #include "debug.h" #include "util.h" #include "timer.h" #include "matrix.h" - - -// Timer resolution check -#if (1000000/TIMER_RAW_FREQ > 20) -# error "Timer resolution(>20us) is not enough for HHKB matrix scan tweak on V-USB." -#endif +#include "hhkb_avr.h" // matrix state buffer(1:on, 0:off) @@ -43,122 +36,6 @@ static matrix_row_t _matrix0[MATRIX_ROWS]; static matrix_row_t _matrix1[MATRIX_ROWS]; -// Matrix I/O ports -// -// row: HC4051[A,B,C] selects scan row0-7 -// col: LS145[A,B,C,D] selects scan col0-7 and enable(D) -// key: on: 0/off: 1 -// prev: unknown: output previous key state(negated)? - -#if defined(__AVR_AT90USB1286__) -// Ports for Teensy++ -// row: PB0-2 -// col: PB3-5,6 -// key: PE6(pull-uped) -// prev: PE7 -#define KEY_INIT() do { \ - DDRB |= 0x7F; \ - DDRE |= (1<<7); \ - DDRE &= ~(1<<6); \ - PORTE |= (1<<6); \ -} while (0) -#define KEY_SELECT(ROW, COL) (PORTB = (PORTB & 0xC0) | \ - (((COL) & 0x07)<<3) | \ - ((ROW) & 0x07)) -#define KEY_ENABLE() (PORTB &= ~(1<<6)) -#define KEY_UNABLE() (PORTB |= (1<<6)) -#define KEY_STATE() (PINE & (1<<6)) -#define KEY_PREV_ON() (PORTE |= (1<<7)) -#define KEY_PREV_OFF() (PORTE &= ~(1<<7)) -#define KEY_POWER_ON() -#define KEY_POWER_OFF() - -#elif defined(__AVR_ATmega32U4__) -// Ports for my designed Alt Controller PCB -// row: PB0-2 -// col: PB3-5,6 -// key: PD7(pull-uped) -// prev: PB7 -// power: PD4(L:off/H:on) -#define KEY_INIT() do { \ - DDRB = 0xFF; \ - PORTB = 0x00; \ - DDRD &= ~0x80; \ - PORTD |= 0x80; \ - /* keyswitch board power on */ \ - DDRD |= (1<<4); \ - PORTD |= (1<<4); \ - KEY_UNABLE(); \ - KEY_PREV_OFF(); \ -} while (0) -#define KEY_SELECT(ROW, COL) (PORTB = (PORTB & 0xC0) | \ - (((COL) & 0x07)<<3) | \ - ((ROW) & 0x07)) -#define KEY_ENABLE() (PORTB &= ~(1<<6)) -#define KEY_UNABLE() (PORTB |= (1<<6)) -#define KEY_STATE() (PIND & (1<<7)) -#define KEY_PREV_ON() (PORTB |= (1<<7)) -#define KEY_PREV_OFF() (PORTB &= ~(1<<7)) -#define KEY_POWER_ON() -#define KEY_POWER_OFF() -/* -#define KEY_POWER_ON() do { \ - KEY_INIT(); \ - PORTD |= (1<<4); \ - _delay_ms(1); \ -} while (0) -#define KEY_POWER_OFF() do { \ - PORTD &= ~(1<<4); \ - DDRB &= ~0xFF; \ - PORTB &= ~0xFF; \ - DDRB &= ~0x80; \ - PORTB &= ~0x80; \ -} while (0) -*/ - - -#elif defined(__AVR_ATmega328P__) -// Ports for V-USB -// key: PB0(pull-uped) -// prev: PB1 -// row: PB2-4 -// col: PC0-2,3 -// power: PB5(Low:on/Hi-z:off) -#define KEY_INIT() do { \ - DDRB |= 0x3E; \ - DDRB &= ~(1<<0); \ - PORTB |= 1<<0; \ - DDRC |= 0x0F; \ - KEY_UNABLE(); \ - KEY_PREV_OFF(); \ -} while (0) -#define KEY_SELECT(ROW, COL) do { \ - PORTB = (PORTB & 0xE3) | ((ROW) & 0x07)<<2; \ - PORTC = (PORTC & 0xF8) | ((COL) & 0x07); \ -} while (0) -#define KEY_ENABLE() (PORTC &= ~(1<<3)) -#define KEY_UNABLE() (PORTC |= (1<<3)) -#define KEY_STATE() (PINB & (1<<0)) -#define KEY_PREV_ON() (PORTB |= (1<<1)) -#define KEY_PREV_OFF() (PORTB &= ~(1<<1)) -// Power supply switching -#define KEY_POWER_ON() do { \ - KEY_INIT(); \ - PORTB &= ~(1<<5); \ - _delay_ms(1); \ -} while (0) -#define KEY_POWER_OFF() do { \ - DDRB &= ~0x3F; \ - PORTB &= ~0x3F; \ - DDRC &= ~0x0F; \ - PORTC &= ~0x0F; \ -} while (0) - -#else -# error "define code for matrix scan" -#endif - - inline uint8_t matrix_rows(void) { @@ -199,13 +76,13 @@ uint8_t matrix_scan(void) for (uint8_t row = 0; row < MATRIX_ROWS; row++) { for (uint8_t col = 0; col < MATRIX_COLS; col++) { KEY_SELECT(row, col); - _delay_us(40); + _delay_us(5); // Not sure this is needed. This just emulates HHKB controller's behaviour. if (matrix_prev[row] & (1<