diff options
Diffstat (limited to 'keyboards/planck/planck.c')
| -rw-r--r-- | keyboards/planck/planck.c | 295 |
1 files changed, 1 insertions, 294 deletions
diff --git a/keyboards/planck/planck.c b/keyboards/planck/planck.c index f1a76266e..8d70bb4e5 100644 --- a/keyboards/planck/planck.c +++ b/keyboards/planck/planck.c @@ -1,302 +1,9 @@ #include "planck.h" -__attribute__ ((weak)) -void matrix_init_user(void) {} - -__attribute__ ((weak)) -void matrix_scan_user(void) {} - -__attribute__ ((weak)) -bool process_action_user(keyrecord_t *record) { - return true; -} - -__attribute__ ((weak)) -void led_set_user(uint8_t usb_led) {} - void matrix_init_kb(void) { -#ifdef BACKLIGHT_ENABLE - backlight_init_ports(); -#endif - // Turn status LED on DDRE |= (1<<6); PORTE |= (1<<6); matrix_init_user(); -} - -void matrix_scan_kb(void) { - matrix_scan_user(); -} - -bool process_action_kb(keyrecord_t *record) { - return process_action_user(record); -} - -void led_set_kb(uint8_t usb_led) { - // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here - - 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)); - CHANNEL = 0x0; - } - else if ( level == BACKLIGHT_LEVELS ) - { - // Turn on PWM control of PB7 - TCCR1A |= _BV(COM1C1); - // Set the brightness - 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; -} - -void breathing_speed_default(void) -{ - breath_speed = 4; -} - -void breathing_speed_set(uint8_t value) -{ - bool is_breathing_now = is_breathing(); - uint8_t old_breath_speed = breath_speed; - - if (is_breathing_now) - { - // Disable breathing interrupt - TIMSK1 &= ~_BV(OCIE1A); - } - - breath_speed = value; - - if (is_breathing_now) - { - // Adjust index to account for new speed - breathing_index = (( (uint8_t)( (breathing_index) >> old_breath_speed ) ) & 0x3F) << breath_speed; - - // Enable breathing interrupt - TIMSK1 |= _BV(OCIE1A); - } - -} - -void breathing_speed_inc(uint8_t value) -{ - if ((uint16_t)(breath_speed - value) > 10 ) - { - breathing_speed_set(0); - } - else - { - breathing_speed_set(breath_speed - value); - } -} - -void breathing_speed_dec(uint8_t value) -{ - if ((uint16_t)(breath_speed + value) > 10 ) - { - breathing_speed_set(10); - } - else - { - breathing_speed_set(breath_speed + value); - } -} - -void breathing_defaults(void) -{ - breathing_intensity_default(); - breathing_speed_default(); - breathing_halt = BREATHING_NO_HALT; -} - -/* Breathing Sleep LED brighness(PWM On period) table - * (64[steps] * 4[duration]) / 64[PWM periods/s] = 4 second breath cycle - * - * http://www.wolframalpha.com/input/?i=%28sin%28+x%2F64*pi%29**8+*+255%2C+x%3D0+to+63 - * (0..63).each {|x| p ((sin(x/64.0*PI)**8)*255).to_i } - */ -static const uint8_t breathing_table[64] PROGMEM = { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 6, 10, - 15, 23, 32, 44, 58, 74, 93, 113, 135, 157, 179, 199, 218, 233, 245, 252, -255, 252, 245, 233, 218, 199, 179, 157, 135, 113, 93, 74, 58, 44, 32, 23, - 15, 10, 6, 4, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -}; - -ISR(TIMER1_COMPA_vect) -{ - // CHANNEL = (pgm_read_byte(&breathing_table[ ( (uint8_t)( (breathing_index++) >> breath_speed ) ) & 0x3F ] )) * breath_intensity; - - - uint8_t local_index = ( (uint8_t)( (breathing_index++) >> breath_speed ) ) & 0x3F; - - if (((breathing_halt == BREATHING_HALT_ON) && (local_index == 0x20)) || ((breathing_halt == BREATHING_HALT_OFF) && (local_index == 0x3F))) - { - // Disable breathing interrupt - TIMSK1 &= ~_BV(OCIE1A); - } - - CHANNEL = (uint16_t)(((uint16_t)pgm_read_byte(&breathing_table[local_index]) * 257)) >> breath_intensity; - -} - - - -#endif +}
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