diff options
Diffstat (limited to 'keyboards/percent/skog')
| -rw-r--r-- | keyboards/percent/skog/backlight.c | 211 | ||||
| -rw-r--r-- | keyboards/percent/skog/backlight_custom.h | 13 | ||||
| -rw-r--r-- | keyboards/percent/skog/breathing_custom.h | 140 | ||||
| -rw-r--r-- | keyboards/percent/skog/config.h | 6 | ||||
| -rw-r--r-- | keyboards/percent/skog/rules.mk | 4 | ||||
| -rw-r--r-- | keyboards/percent/skog/skog.c | 26 |
6 files changed, 16 insertions, 384 deletions
diff --git a/keyboards/percent/skog/backlight.c b/keyboards/percent/skog/backlight.c deleted file mode 100644 index 94e8126d88..0000000000 --- a/keyboards/percent/skog/backlight.c +++ /dev/null @@ -1,211 +0,0 @@ -/** - * Backlighting code for PS2AVRGB boards (ATMEGA32A) - * Kenneth A. (github.com/krusli | krusli.me) - */ - -#include "backlight.h" -#include "quantum.h" - -#include <avr/pgmspace.h> -#include <avr/interrupt.h> - -#include "backlight_custom.h" -#include "breathing_custom.h" - -// DEBUG -#include <stdlib.h> -#include <stdio.h> - -// Port D: digital pins of the AVR chipset -#define NUMLOCK_PORT (1 << 0) // D0 -#define CAPSLOCK_PORT (1 << 1) // D1 -#define BACKLIGHT_PORT (1 << 4) // D4 -#define SCROLLLOCK_PORT (1 << 6) // D6 - -#define TIMER_CLK_DIV64 0x03 ///< Timer clocked at F_CPU/64 -#define TIMER1PRESCALE TIMER_CLK_DIV64 ///< timer 1 prescaler default - -#define TIMER_PRESCALE_MASK 0x07 ///< Timer Prescaler Bit-Mask - -#define PWM_MAX 0xFF -#define TIMER_TOP 255 // 8 bit PWM - -extern backlight_config_t backlight_config; - -/** - * References - * Port Registers: https://www.arduino.cc/en/Reference/PortManipulation - * TCCR1A: https://electronics.stackexchange.com/questions/92350/what-is-the-difference-between-tccr1a-and-tccr1b - * Timers: http://www.avrbeginners.net/architecture/timers/timers.html - * 16-bit timer setup: http://sculland.com/ATmega168/Interrupts-And-Timers/16-Bit-Timer-Setup/ - * PS2AVRGB firmware: https://github.com/showjean/ps2avrU/tree/master/firmware - */ - -// @Override -// turn LEDs on and off depending on USB caps/num/scroll lock states. -__attribute__ ((weak)) -void led_set_user(uint8_t usb_led) { - if (usb_led & (1 << USB_LED_NUM_LOCK)) { - // turn on - DDRD |= NUMLOCK_PORT; - PORTD |= NUMLOCK_PORT; - } else { - // turn off - DDRD &= ~NUMLOCK_PORT; - PORTD &= ~NUMLOCK_PORT; - } - - if (usb_led & (1 << USB_LED_CAPS_LOCK)) { - DDRD |= CAPSLOCK_PORT; - PORTD |= CAPSLOCK_PORT; - } else { - DDRD &= ~CAPSLOCK_PORT; - PORTD &= ~CAPSLOCK_PORT; - } - - if (usb_led & (1 << USB_LED_SCROLL_LOCK)) { - DDRD |= SCROLLLOCK_PORT; - PORTD |= SCROLLLOCK_PORT; - } else { - DDRD &= ~SCROLLLOCK_PORT; - PORTD &= ~SCROLLLOCK_PORT; - } -} - -#ifdef BACKLIGHT_ENABLE - -// sets up Timer 1 for 8-bit PWM -void timer1PWMSetup(void) { // NOTE ONLY CALL THIS ONCE - // default 8 bit mode - TCCR1A &= ~(1 << 1); // cbi(TCCR1A,PWM11); <- set PWM11 bit to HIGH - TCCR1A |= (1 << 0); // sbi(TCCR1A,PWM10); <- set PWM10 bit to LOW - - // clear output compare value A - // outb(OCR1AH, 0); - // outb(OCR1AL, 0); - - // clear output comparator registers for B - OCR1BH = 0; // outb(OCR1BH, 0); - OCR1BL = 0; // outb(OCR1BL, 0); -} - -bool is_init = false; -void timer1Init(void) { - // timer1SetPrescaler(TIMER1PRESCALE) - // set to DIV/64 - (TCCR1B) = ((TCCR1B) & ~TIMER_PRESCALE_MASK) | TIMER1PRESCALE; - - // reset TCNT1 - TCNT1H = 0; // outb(TCNT1H, 0); - TCNT1L = 0; // outb(TCNT1L, 0); - - // TOIE1: Timer Overflow Interrupt Enable (Timer 1); - TIMSK |= _BV(TOIE1); // sbi(TIMSK, TOIE1); - - is_init = true; -} - -void timer1UnInit(void) { - // set prescaler back to NONE - (TCCR1B) = ((TCCR1B) & ~TIMER_PRESCALE_MASK) | 0x00; // TIMERRTC_CLK_STOP - - // disable timer overflow interrupt - TIMSK &= ~_BV(TOIE1); // overflow bit? - - setPWM(0); - - is_init = false; -} - - -// handle TCNT1 overflow -//! Interrupt handler for tcnt1 overflow interrupt -ISR(TIMER1_OVF_vect, ISR_NOBLOCK) -{ - // sei(); - // handle breathing here - #ifdef BACKLIGHT_BREATHING - if (is_breathing()) { - custom_breathing_handler(); - } - #endif -} - -// enable timer 1 PWM -// timer1PWMBOn() -void timer1PWMBEnable(void) { - // turn on channel B (OC1B) PWM output - // set OC1B as non-inverted PWM - TCCR1A |= _BV(COM1B1); - TCCR1A &= ~_BV(COM1B0); -} - -// disable timer 1 PWM -// timer1PWMBOff() -void timer1PWMBDisable(void) { - TCCR1A &= ~_BV(COM1B1); - TCCR1A &= ~_BV(COM1B0); -} - -void enableBacklight(void) { - DDRD |= BACKLIGHT_PORT; // set digital pin 4 as output - PORTD |= BACKLIGHT_PORT; // set digital pin 4 to high -} - -void disableBacklight(void) { - // DDRD &= ~BACKLIGHT_PORT; // set digital pin 4 as input - PORTD &= ~BACKLIGHT_PORT; // set digital pin 4 to low -} - -void startPWM(void) { - timer1Init(); - timer1PWMBEnable(); - enableBacklight(); -} - -void stopPWM(void) { - timer1UnInit(); - disableBacklight(); - timer1PWMBDisable(); -} - -void b_led_init_ports(void) { - /* turn backlight on/off depending on user preference */ - #if BACKLIGHT_ON_STATE == 0 - // DDRx register: sets the direction of Port D - // DDRD &= ~BACKLIGHT_PORT; // set digital pin 4 as input - PORTD &= ~BACKLIGHT_PORT; // set digital pin 4 to low - #else - DDRD |= BACKLIGHT_PORT; // set digital pin 4 as output - PORTD |= BACKLIGHT_PORT; // set digital pin 4 to high - #endif - - timer1PWMSetup(); - startPWM(); - - #ifdef BACKLIGHT_BREATHING - breathing_enable(); - #endif -} - -void b_led_set(uint8_t level) { - if (level > BACKLIGHT_LEVELS) { - level = BACKLIGHT_LEVELS; - } - - setPWM((int)(TIMER_TOP * (float) level / BACKLIGHT_LEVELS)); -} - -// called every matrix scan -void b_led_task(void) { - // do nothing for now -} - -void setPWM(uint16_t xValue) { - if (xValue > TIMER_TOP) { - xValue = TIMER_TOP; - } - OCR1B = xValue; // timer1PWMBSet(xValue); -} - -#endif // BACKLIGHT_ENABLE diff --git a/keyboards/percent/skog/backlight_custom.h b/keyboards/percent/skog/backlight_custom.h deleted file mode 100644 index 51365fe3ba..0000000000 --- a/keyboards/percent/skog/backlight_custom.h +++ /dev/null @@ -1,13 +0,0 @@ -/** - * Backlighting code for PS2AVRGB boards (ATMEGA32A) - * Kenneth A. (github.com/krusli | krusli.me) - */ - -#pragma once - -#include <avr/pgmspace.h> -void b_led_init_ports(void); -void b_led_set(uint8_t level); -void b_led_task(void); -void setPWM(uint16_t xValue); - diff --git a/keyboards/percent/skog/breathing_custom.h b/keyboards/percent/skog/breathing_custom.h deleted file mode 100644 index 71416b1b45..0000000000 --- a/keyboards/percent/skog/breathing_custom.h +++ /dev/null @@ -1,140 +0,0 @@ -/** - * Breathing effect code for PS2AVRGB boards (ATMEGA32A) - * Works in conjunction with `backlight.c`. - * - * Code adapted from `quantum.c` to register with the existing TIMER1 overflow - * handler in `backlight.c` instead of setting up its own timer. - * Kenneth A. (github.com/krusli | krusli.me) - */ - -#ifdef BACKLIGHT_ENABLE -#ifdef BACKLIGHT_BREATHING - -#include "backlight_custom.h" - -#ifndef BREATHING_PERIOD -#define BREATHING_PERIOD 6 -#endif - -#define breathing_min() do {breathing_counter = 0;} while (0) -#define breathing_max() do {breathing_counter = breathing_period * 244 / 2;} while (0) - -// TODO make this share code with quantum.c - -#define BREATHING_NO_HALT 0 -#define BREATHING_HALT_OFF 1 -#define BREATHING_HALT_ON 2 -#define BREATHING_STEPS 128 - -static uint8_t breathing_period = BREATHING_PERIOD; -static uint8_t breathing_halt = BREATHING_NO_HALT; -static uint16_t breathing_counter = 0; - -static bool breathing = false; - -bool is_breathing(void) { - return breathing; -} - -// See http://jared.geek.nz/2013/feb/linear-led-pwm -static uint16_t cie_lightness(uint16_t v) { - if (v <= 5243) // if below 8% of max - return v / 9; // same as dividing by 900% - else { - uint32_t y = (((uint32_t) v + 10486) << 8) / (10486 + 0xFFFFUL); // add 16% of max and compare - // to get a useful result with integer division, we shift left in the expression above - // and revert what we've done again after squaring. - y = y * y * y >> 8; - if (y > 0xFFFFUL) // prevent overflow - return 0xFFFFU; - else - return (uint16_t) y; - } -} - -void breathing_enable(void) { - breathing = true; - breathing_counter = 0; - breathing_halt = BREATHING_NO_HALT; - // interrupt already registered -} - -void breathing_pulse(void) { - if (get_backlight_level() == 0) - breathing_min(); - else - breathing_max(); - breathing_halt = BREATHING_HALT_ON; - // breathing_interrupt_enable(); - breathing = true; -} - -void breathing_disable(void) { - breathing = false; - // backlight_set(get_backlight_level()); - b_led_set(get_backlight_level()); // custom implementation of backlight_set() -} - -void breathing_self_disable(void) -{ - if (get_backlight_level() == 0) - breathing_halt = BREATHING_HALT_OFF; - else - breathing_halt = BREATHING_HALT_ON; -} - -void breathing_toggle(void) { - if (is_breathing()) - breathing_disable(); - else - breathing_enable(); -} - -void breathing_period_set(uint8_t value) -{ - if (!value) - value = 1; - breathing_period = value; -} - -void breathing_period_default(void) { - breathing_period_set(BREATHING_PERIOD); -} - -void breathing_period_inc(void) -{ - breathing_period_set(breathing_period+1); -} - -void breathing_period_dec(void) -{ - breathing_period_set(breathing_period-1); -} - -/* To generate breathing curve in python: - * from math import sin, pi; [int(sin(x/128.0*pi)**4*255) for x in range(128)] - */ -static const uint8_t breathing_table[BREATHING_STEPS] PROGMEM = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 28, 32, 36, 41, 46, 51, 57, 63, 70, 76, 83, 91, 98, 106, 113, 121, 129, 138, 146, 154, 162, 170, 178, 185, 193, 200, 207, 213, 220, 225, 231, 235, 240, 244, 247, 250, 252, 253, 254, 255, 254, 253, 252, 250, 247, 244, 240, 235, 231, 225, 220, 213, 207, 200, 193, 185, 178, 170, 162, 154, 146, 138, 129, 121, 113, 106, 98, 91, 83, 76, 70, 63, 57, 51, 46, 41, 36, 32, 28, 24, 20, 17, 15, 12, 10, 8, 6, 5, 4, 3, 2, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; - -// Use this before the cie_lightness function. -static inline uint16_t scale_backlight(uint16_t v) { - return v / BACKLIGHT_LEVELS * get_backlight_level(); -} - -void custom_breathing_handler(void) { - uint16_t interval = (uint16_t) breathing_period * 244 / BREATHING_STEPS; - // resetting after one period to prevent ugly reset at overflow. - breathing_counter = (breathing_counter + 1) % (breathing_period * 244); - uint8_t index = breathing_counter / interval % BREATHING_STEPS; - - if (((breathing_halt == BREATHING_HALT_ON) && (index == BREATHING_STEPS / 2)) || - ((breathing_halt == BREATHING_HALT_OFF) && (index == BREATHING_STEPS - 1))) - { - // breathing_interrupt_disable(); - } - - setPWM(cie_lightness(scale_backlight((uint16_t) pgm_read_byte(&breathing_table[index]) * 0x0101U))); -} - -#endif // BACKLIGHT_BREATHING -#endif // BACKLIGHT_ENABLE diff --git a/keyboards/percent/skog/config.h b/keyboards/percent/skog/config.h index 7a0c703ec9..15844711f6 100644 --- a/keyboards/percent/skog/config.h +++ b/keyboards/percent/skog/config.h @@ -15,8 +15,7 @@ You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#ifndef CONFIG_H -#define CONFIG_H +#pragma once #define VENDOR_ID 0x20A0 #define PRODUCT_ID 0x422D @@ -36,8 +35,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. #define RGBLED_NUM 2 #define RGBLIGHT_ANIMATIONS +#define BACKLIGHT_PIN D4 #define BACKLIGHT_LEVELS 5 #define NO_UART 1 - -#endif diff --git a/keyboards/percent/skog/rules.mk b/keyboards/percent/skog/rules.mk index da03a2e0c3..0d243b8581 100644 --- a/keyboards/percent/skog/rules.mk +++ b/keyboards/percent/skog/rules.mk @@ -21,11 +21,7 @@ BACKLIGHT_ENABLE = yes RGBLIGHT_ENABLE = yes WS2812_DRIVER = i2c -BACKLIGHT_CUSTOM_DRIVER = yes - OPT_DEFS = -DDEBUG_LEVEL=0 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend - -SRC = backlight.c diff --git a/keyboards/percent/skog/skog.c b/keyboards/percent/skog/skog.c index 1c26c550e5..241833937b 100644 --- a/keyboards/percent/skog/skog.c +++ b/keyboards/percent/skog/skog.c @@ -19,20 +19,22 @@ ps2avrGB support code by Kenneth A. (bminiex/.[ch]) #include "skog.h" -#include "backlight.h" -#include "backlight_custom.h" - -#ifdef BACKLIGHT_ENABLE -/// Overrides functions in `quantum.c` -void backlight_init_ports(void) { - b_led_init_ports(); +void keyboard_pre_init_kb(void) { + led_init_ports(); + keyboard_pre_init_user(); } -void backlight_task(void) { - b_led_task(); +void led_init_ports(void) { + setPinOutput(D1); + setPinOutput(D6); + writePinHigh(D1); + writePinHigh(D6); } -void backlight_set(uint8_t level) { - b_led_set(level); +bool led_update_kb(led_t led_state) { + if (led_update_user(led_state)) { + writePin(D1, !led_state.caps_lock); + writePin(D6, !led_state.scroll_lock); + } + return true; } -#endif |