From 4069776c022502f117b83b66c5a71700135acfbc Mon Sep 17 00:00:00 2001 From: tmk Date: Wed, 25 Jun 2014 13:57:36 +0900 Subject: Add initial files for RN-42 --- keyboard/hhkb_rn42/matrix.c | 288 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 288 insertions(+) create mode 100644 keyboard/hhkb_rn42/matrix.c (limited to 'keyboard/hhkb_rn42/matrix.c') diff --git a/keyboard/hhkb_rn42/matrix.c b/keyboard/hhkb_rn42/matrix.c new file mode 100644 index 000000000..d0731ef1f --- /dev/null +++ b/keyboard/hhkb_rn42/matrix.c @@ -0,0 +1,288 @@ +/* +Copyright 2011 Jun Wako + +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 . +*/ + +/* + * scan matrix + */ +#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 + + +// matrix state buffer(1:on, 0:off) +static matrix_row_t *matrix; +static matrix_row_t *matrix_prev; +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) +{ + return MATRIX_ROWS; +} + +inline +uint8_t matrix_cols(void) +{ + return MATRIX_COLS; +} + +void matrix_init(void) +{ +#ifdef DEBUG + debug_enable = true; + debug_keyboard = true; +#endif + + KEY_INIT(); + + // initialize matrix state: all keys off + for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix0[i] = 0x00; + for (uint8_t i=0; i < MATRIX_ROWS; i++) _matrix1[i] = 0x00; + matrix = _matrix0; + matrix_prev = _matrix1; +} + +uint8_t matrix_scan(void) +{ + uint8_t *tmp; + + tmp = matrix_prev; + matrix_prev = matrix; + matrix = tmp; + + KEY_POWER_ON(); + 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); + + // Not sure this is needed. This just emulates HHKB controller's behaviour. + if (matrix_prev[row] & (1< 20/(1000000/TIMER_RAW_FREQ)) { + matrix[row] = matrix_prev[row]; + } + + KEY_PREV_OFF(); + KEY_UNABLE(); + // NOTE: KEY_STATE keep its state in 20us after KEY_ENABLE. + // This takes 25us or more to make sure KEY_STATE returns to idle state. + _delay_us(150); + } + } + KEY_POWER_OFF(); + return 1; +} + +bool matrix_is_modified(void) +{ + for (uint8_t i = 0; i < MATRIX_ROWS; i++) { + if (matrix[i] != matrix_prev[i]) + return true; + } + return false; +} + +inline +bool matrix_has_ghost(void) +{ + return false; +} + +inline +bool matrix_is_on(uint8_t row, uint8_t col) +{ + return (matrix[row] & (1< Date: Wed, 20 Aug 2014 13:36:15 +0900 Subject: Add support for HHKB JP --- keyboard/hhkb_rn42/matrix.c | 133 ++------------------------------------------ 1 file changed, 6 insertions(+), 127 deletions(-) (limited to 'keyboard/hhkb_rn42/matrix.c') diff --git a/keyboard/hhkb_rn42/matrix.c b/keyboard/hhkb_rn42/matrix.c index d0731ef1f..b0af4baa5 100644 --- a/keyboard/hhkb_rn42/matrix.c +++ b/keyboard/hhkb_rn42/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< Date: Sun, 23 Nov 2014 13:08:05 +0900 Subject: Matrix power saving --- keyboard/hhkb_rn42/matrix.c | 28 ++++++++++++++++++++++++++-- 1 file changed, 26 insertions(+), 2 deletions(-) (limited to 'keyboard/hhkb_rn42/matrix.c') diff --git a/keyboard/hhkb_rn42/matrix.c b/keyboard/hhkb_rn42/matrix.c index b0af4baa5..c6c444ff5 100644 --- a/keyboard/hhkb_rn42/matrix.c +++ b/keyboard/hhkb_rn42/matrix.c @@ -27,8 +27,16 @@ along with this program. If not, see . #include "timer.h" #include "matrix.h" #include "hhkb_avr.h" +#include +#include "suspend.h" +#include "lufa.h" +// matrix power saving +#define MATRIX_POWER_SAVE 10000 +static uint32_t matrix_last_modified = 0; +static bool matrix_power = true; + // matrix state buffer(1:on, 0:off) static matrix_row_t *matrix; static matrix_row_t *matrix_prev; @@ -72,7 +80,7 @@ uint8_t matrix_scan(void) matrix_prev = matrix; matrix = tmp; - KEY_POWER_ON(); + matrix_power_up(); for (uint8_t row = 0; row < MATRIX_ROWS; row++) { for (uint8_t col = 0; col < MATRIX_COLS; col++) { KEY_SELECT(row, col); @@ -126,8 +134,9 @@ uint8_t matrix_scan(void) // This takes 25us or more to make sure KEY_STATE returns to idle state. _delay_us(75); } + if (matrix[row] ^ matrix_prev[row]) matrix_last_modified = timer_read32(); } - KEY_POWER_OFF(); + matrix_power_down(); return 1; } @@ -165,3 +174,18 @@ void matrix_print(void) xprintf("%02X: %08b\n", row, bitrev(matrix_get_row(row))); } } + +void matrix_power_up(void) { + if (matrix_power) return; + KEY_POWER_ON(); + matrix_power = true; +} +void matrix_power_down(void) { + if (!matrix_power) return; + // doesn't power save while USB connection is active + if (USB_DeviceState == DEVICE_STATE_Configured) return; + if (timer_elapsed32(matrix_last_modified) <= MATRIX_POWER_SAVE) return; + KEY_POWER_OFF(); + suspend_power_down(WDTO_15MS); + matrix_power = false; +} -- cgit v1.2.3