diff options
Diffstat (limited to 'keyboard')
99 files changed, 21945 insertions, 9693 deletions
diff --git a/keyboard/atomic/Makefile b/keyboard/atomic/Makefile index 1d91c34b7f..c1a0a6db42 100644 --- a/keyboard/atomic/Makefile +++ b/keyboard/atomic/Makefile @@ -171,10 +171,6 @@ endif endif -ifeq ($(strip $(BACKLIGHT_ENABLE)), yes) - SRC := backlight.c $(SRC) -endif - # Optimize size but this may cause error "relocation truncated to fit" #EXTRALDFLAGS = -Wl,--relax diff --git a/keyboard/atomic/atomic.c b/keyboard/atomic/atomic.c index 5e31264e68..b4b2614572 100644 --- a/keyboard/atomic/atomic.c +++ b/keyboard/atomic/atomic.c @@ -2,27 +2,27 @@ __attribute__ ((weak)) void matrix_init_user(void) { - // leave this function blank - it can be defined in a keymap file + // leave this function blank - it can be defined in a keymap file }; __attribute__ ((weak)) void matrix_scan_user(void) { - // leave this function blank - it can be defined in a keymap file + // leave this function blank - it can be defined in a keymap file } __attribute__ ((weak)) void process_action_user(keyrecord_t *record) { - // leave this function blank - it can be defined in a keymap file + // leave this function blank - it can be defined in a keymap file } __attribute__ ((weak)) void led_set_user(uint8_t usb_led) { - // leave this function blank - it can be defined in a keymap file + // leave this function blank - it can be defined in a keymap file } void matrix_init_kb(void) { - // put your keyboard start-up code here - // runs once when the firmware starts up + // put your keyboard start-up code here + // runs once when the firmware starts up MCUCR |= (1<<JTD); MCUCR |= (1<<JTD); @@ -35,25 +35,290 @@ void matrix_init_kb(void) { DDRE |= (1<<6); PORTE |= (1<<6); - matrix_init_user(); + matrix_init_user(); } void matrix_scan_kb(void) { - // put your looping keyboard code here - // runs every cycle (a lot) + // put your looping keyboard code here + // runs every cycle (a lot) - matrix_scan_user(); + matrix_scan_user(); } void process_action_kb(keyrecord_t *record) { - // put your per-action keyboard code here - // runs for every action, just before processing by the firmware + // put your per-action keyboard code here + // runs for every action, just before processing by the firmware - process_action_user(record); + process_action_user(record); } void led_set_kb(uint8_t usb_led) { - // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here + // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here - led_set_user(usb_led); + led_set_user(usb_led); } + +#ifdef BACKLIGHT_ENABLE +#define CHANNEL OCR1C +#define BREATHING_NO_HALT 0 +#define BREATHING_HALT_OFF 1 +#define BREATHING_HALT_ON 2 + +static uint8_t breath_intensity; +static uint8_t breath_speed; +static uint16_t breathing_index; +static uint8_t breathing_halt; + +void backlight_init_ports() +{ + + // Setup PB7 as output and output low. + DDRB |= (1<<7); + PORTB &= ~(1<<7); + + // Use full 16-bit resolution. + ICR1 = 0xFFFF; + + // I could write a wall of text here to explain... but TL;DW + // Go read the ATmega32u4 datasheet. + // And this: http://blog.saikoled.com/post/43165849837/secret-konami-cheat-code-to-high-resolution-pwm-on + + // Pin PB7 = OCR1C (Timer 1, Channel C) + // Compare Output Mode = Clear on compare match, Channel C = COM1C1=1 COM1C0=0 + // (i.e. start high, go low when counter matches.) + // WGM Mode 14 (Fast PWM) = WGM13=1 WGM12=1 WGM11=1 WGM10=0 + // Clock Select = clk/1 (no prescaling) = CS12=0 CS11=0 CS10=1 + + TCCR1A = _BV(COM1C1) | _BV(WGM11); // = 0b00001010; + TCCR1B = _BV(WGM13) | _BV(WGM12) | _BV(CS10); // = 0b00011001; + + backlight_init(); + breathing_defaults(); +} + +void backlight_set(uint8_t level) +{ + // Prevent backlight blink on lowest level + PORTB &= ~(_BV(PORTB7)); + + if ( level == 0 ) + { + // Turn off PWM control on PB7, revert to output low. + TCCR1A &= ~(_BV(COM1C1)); + + // Set the brightness to 0 + CHANNEL = 0x0; + } + else if ( level >= BACKLIGHT_LEVELS ) + { + // Turn on PWM control of PB7 + TCCR1A |= _BV(COM1C1); + + // Set the brightness to max + CHANNEL = 0xFFFF; + } + else + { + // Turn on PWM control of PB7 + TCCR1A |= _BV(COM1C1); + + // Set the brightness + CHANNEL = 0xFFFF >> ((BACKLIGHT_LEVELS - level) * ((BACKLIGHT_LEVELS + 1) / 2)); + } + breathing_intensity_default(); +} + + +void breathing_enable(void) +{ + if (get_backlight_level() == 0) + { + breathing_index = 0; + } + else + { + // Set breathing_index to be at the midpoint (brightest point) + breathing_index = 0x20 << breath_speed; + } + + breathing_halt = BREATHING_NO_HALT; + + // Enable breathing interrupt + TIMSK1 |= _BV(OCIE1A); +} + +void breathing_pulse(void) +{ + if (get_backlight_level() == 0) + { + breathing_index = 0; + } + else + { + // Set breathing_index to be at the midpoint + 1 (brightest point) + breathing_index = 0x21 << breath_speed; + } + + breathing_halt = BREATHING_HALT_ON; + + // Enable breathing interrupt + TIMSK1 |= _BV(OCIE1A); +} + +void breathing_disable(void) +{ + // Disable breathing interrupt + TIMSK1 &= ~_BV(OCIE1A); + backlight_set(get_backlight_level()); +} + +void breathing_self_disable(void) +{ + if (get_backlight_level() == 0) + { + breathing_halt = BREATHING_HALT_OFF; + } + else + { + breathing_halt = BREATHING_HALT_ON; + } + + //backlight_set(get_backlight_level()); +} + +void breathing_toggle(void) +{ + if (!is_breathing()) + { + if (get_backlight_level() == 0) + { + breathing_index = 0; + } + else + { + // Set breathing_index to be at the midpoint + 1 (brightest point) + breathing_index = 0x21 << breath_speed; + } + + breathing_halt = BREATHING_NO_HALT; + } + + // Toggle breathing interrupt + TIMSK1 ^= _BV(OCIE1A); + + // Restore backlight level + if (!is_breathing()) + { + backlight_set(get_backlight_level()); + } +} + +bool is_breathing(void) +{ + return (TIMSK1 && _BV(OCIE1A)); +} + +void breathing_intensity_default(void) +{ + //breath_intensity = (uint8_t)((uint16_t)100 * (uint16_t)get_backlight_level() / (uint16_t)BACKLIGHT_LEVELS); + breath_intensity = ((BACKLIGHT_LEVELS - get_backlight_level()) * ((BACKLIGHT_LEVELS + 1) / 2)); +} + +void breathing_intensity_set(uint8_t value) +{ + breath_intensity = value; +} |