From ac333016eb5aeb555357751c8d05d62abe944daa Mon Sep 17 00:00:00 2001 From: jels <66403163+Jels02@users.noreply.github.com> Date: Sat, 2 Jul 2022 22:18:56 +1000 Subject: Add ATmega32u2 Support to HHKB (#17298) --- keyboards/hhkb/ansi/32u2/rules.mk | 5 ++++ keyboards/hhkb/ansi/hhkb_avr.h | 54 +++++++++++++++++++++++++++++++++++++++ keyboards/hhkb/ansi/rules.mk | 4 +-- 3 files changed, 61 insertions(+), 2 deletions(-) create mode 100644 keyboards/hhkb/ansi/32u2/rules.mk diff --git a/keyboards/hhkb/ansi/32u2/rules.mk b/keyboards/hhkb/ansi/32u2/rules.mk new file mode 100644 index 0000000000..0c0b4c37c2 --- /dev/null +++ b/keyboards/hhkb/ansi/32u2/rules.mk @@ -0,0 +1,5 @@ +# MCU name +MCU = atmega32u2 + +CONSOLE_ENABLE = no # Console for debug +COMMAND_ENABLE = no # Commands for debug and configuration diff --git a/keyboards/hhkb/ansi/hhkb_avr.h b/keyboards/hhkb/ansi/hhkb_avr.h index f9446deef7..a805445e9b 100644 --- a/keyboards/hhkb/ansi/hhkb_avr.h +++ b/keyboards/hhkb/ansi/hhkb_avr.h @@ -78,6 +78,60 @@ static inline void KEY_SELECT(uint8_t ROW, uint8_t COL) } +#elif defined(__AVR_ATmega32U2__) +/* + * For TMK HHKB alt controller(ATMega32U4) + * + * row: PB0-2 + * col: PB3-5,6 + * key: PD3(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<<3)); } +static inline void KEY_PREV_ON(void) { (PORTB |= (1<<7)); } +static inline void KEY_PREV_OFF(void) { (PORTB &= ~(1<<7)); } +#ifdef HHKB_POWER_SAVING +static inline void KEY_POWER_ON(void) { + DDRB = 0xFF; PORTB = 0x40; // change pins output + DDRD |= (1<<4); PORTD |= (1<<4); // MOS FET switch on + /* Without this wait you will miss or get false key events. */ + _delay_ms(5); // wait for powering up +} +static inline void KEY_POWER_OFF(void) { + /* input with pull-up consumes less than without it when pin is open. */ + DDRB = 0x00; PORTB = 0xFF; // change pins input with pull-up + DDRD |= (1<<4); PORTD &= ~(1<<4); // MOS FET switch off +} +static inline bool KEY_POWER_STATE(void) { return PORTD & (1<<4); } +#else +static inline void KEY_POWER_ON(void) {} +static inline void KEY_POWER_OFF(void) {} +static inline bool KEY_POWER_STATE(void) { return true; } +#endif +static inline void KEY_INIT(void) +{ + /* row,col,prev: output */ + DDRB = 0xFF; + PORTB = 0x40; // unable + /* key: input with pull-up */ + DDRD &= ~0x80; + PORTD |= 0x80; + + KEY_UNABLE(); + KEY_PREV_OFF(); + + KEY_POWER_OFF(); +} +static inline void KEY_SELECT(uint8_t ROW, uint8_t COL) +{ + PORTB = (PORTB & 0xC0) | (((COL) & 0x07)<<3) | ((ROW) & 0x07); + +} + #elif defined(__AVR_AT90USB1286__) /* diff --git a/keyboards/hhkb/ansi/rules.mk b/keyboards/hhkb/ansi/rules.mk index 0b110d6561..40a34662bc 100644 --- a/keyboards/hhkb/ansi/rules.mk +++ b/keyboards/hhkb/ansi/rules.mk @@ -14,9 +14,9 @@ CONSOLE_ENABLE = yes # Console for debug COMMAND_ENABLE = yes # Commands for debug and configuration CUSTOM_MATRIX = yes # Custom matrix file for the HHKB NKRO_ENABLE = no # Enable N-Key Rollover -# BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality +BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality -# HHKB_RN42_ENABLE = yes # Enable support for hasu's BT alt controller -- code borrowed from tmk source tree. +HHKB_RN42_ENABLE = no # Enable support for hasu's BT alt controller -- code borrowed from tmk source tree. # Either uncomment the HHKB_RN42_ENABLE line above, or run make enabling the # feature. Be sure to clean any existing build before trying to enable rn42 -- cgit v1.2.3