Enable RGB underglow on the CO60 and SteamVan, switch backlight code to QMK built-in code (#7874)
* Add: RGB underglow support using SPI to SteamVan and CO60 * Update: Switch to QMK's baclight implementation for CO60 and SteamVan * Fix: Remove now unnecessary backlighting code from keyboard files
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					 23 changed files with 24 additions and 922 deletions
				
			
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			@ -55,6 +55,5 @@
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/* Backlight configuration
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 * Backlight LEDs on B8
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 */
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#define BACKLIGHT_LEVELS 24
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#define BACKLIGHT_PIN B8
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#define BACKLIGHT_BREATHING
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#define BREATHING_PERIOD 6
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			@ -1,240 +0,0 @@
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/*
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Copyright 2012 Jun Wako <wakojun@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program.  If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "hal.h"
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#include "led_custom.h"
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#include "rev6.h"
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#include "printf.h"
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static void breathing_callback(PWMDriver *pwmp);
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static PWMConfig pwmCFG = {
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  0xFFFF,                              /* PWM clock frequency  */
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  256,                                 /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
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  NULL,                                /* No Callback */
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  {
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      {PWM_OUTPUT_DISABLED, NULL},
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      {PWM_OUTPUT_DISABLED, NULL},
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      {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 3 */
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      {PWM_OUTPUT_DISABLED, NULL}
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  },
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  0,                                  /* HW dependent part.*/
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  0
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};
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static PWMConfig pwmCFG_breathing = {
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  0xFFFF,                              /* 10kHz PWM clock frequency  */
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  256,                                 /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
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  breathing_callback,                  /* Breathing Callback */
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  {
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      {PWM_OUTPUT_DISABLED, NULL},
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      {PWM_OUTPUT_DISABLED, NULL},
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      {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 3 */
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      {PWM_OUTPUT_DISABLED, NULL}
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  },
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  0,                                  /* HW dependent part.*/
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  0
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};
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// See http://jared.geek.nz/2013/feb/linear-led-pwm
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static uint16_t cie_lightness(uint16_t v) {
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  if (v <= 5243)   // if below 8% of max
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    return v / 9;  // same as dividing by 900%
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  else {
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    uint32_t y = (((uint32_t)v + 10486) << 8) / (10486 + 0xFFFFUL);  // add 16% of max and compare
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    // to get a useful result with integer division, we shift left in the expression above
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    // and revert what we've done again after squaring.
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    y = y * y * y >> 8;
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    if (y > 0xFFFFUL)  // prevent overflow
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      return 0xFFFFU;
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    else
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      return (uint16_t)y;
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  }
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}
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void backlight_init_ports(void) {
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  palSetPadMode(GPIOB, 8, PAL_MODE_ALTERNATE(2));
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  pwmStart(&PWMD4, &pwmCFG);
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  if (kb_backlight_config.enable) {
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    if (kb_backlight_config.breathing) {
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      breathing_enable();
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    } else {
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      backlight_set(kb_backlight_config.level);
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    }
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  } else {
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    backlight_set(0);
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  }
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}
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void backlight_set(uint8_t level) {
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  uint32_t duty = (uint32_t)(cie_lightness(0xFFFF * (uint32_t)level / BACKLIGHT_LEVELS));
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  if (level == 0) {
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    // Turn backlight off
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    // Disable channel 3 on PWM4
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    pwmDisableChannel(&PWMD4, 2);
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  } else {
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    // Turn backlight on
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    if (!is_breathing()) {
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      // Enable channel 3 on PWM4
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      pwmEnableChannel(&PWMD4, 2, PWM_FRACTION_TO_WIDTH(&PWMD4, 0xFFFF, duty));
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    }
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  }
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}
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uint8_t backlight_tick = 0;
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void backlight_task(void) {
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}
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#define BREATHING_NO_HALT  0
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#define BREATHING_HALT_OFF 1
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#define BREATHING_HALT_ON  2
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#define BREATHING_STEPS 128
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static uint8_t breathing_period = BREATHING_PERIOD;
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static uint8_t breathing_halt = BREATHING_NO_HALT;
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static uint16_t breathing_counter = 0;
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bool is_breathing(void) {
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    return PWMD4.config == &pwmCFG_breathing;
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}
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#define breathing_min() do {breathing_counter = 0;} while (0)
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#define breathing_max() do {breathing_counter = breathing_period * 256 / 2;} while (0)
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void breathing_interrupt_enable(void){
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    pwmStop(&PWMD4);
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    pwmStart(&PWMD4, &pwmCFG_breathing);
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    chSysLockFromISR();
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    pwmEnablePeriodicNotification(&PWMD4);
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    pwmEnableChannelI(
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      &PWMD4,
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      2,
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      PWM_FRACTION_TO_WIDTH(
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        &PWMD4,
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        0xFFFF,
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        0xFFFF
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      )
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    );
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    chSysUnlockFromISR();
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}
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void breathing_interrupt_disable(void){
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    pwmStop(&PWMD4);
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    pwmStart(&PWMD4, &pwmCFG);
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}
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void breathing_enable(void)
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{
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  breathing_counter = 0;
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  breathing_halt = BREATHING_NO_HALT;
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  breathing_interrupt_enable();
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}
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void breathing_pulse(void)
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{
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    if (kb_backlight_config.level == 0)
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      breathing_min();
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    else
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      breathing_max();
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    breathing_halt = BREATHING_HALT_ON;
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    breathing_interrupt_enable();
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}
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void breathing_disable(void)
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{
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    breathing_interrupt_disable();
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    // Restore backlight level
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    backlight_set(kb_backlight_config.level);
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}
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void breathing_self_disable(void)
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{
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  if (kb_backlight_config.level == 0)
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    breathing_halt = BREATHING_HALT_OFF;
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  else
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    breathing_halt = BREATHING_HALT_ON;
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}
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void breathing_toggle(void) {
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  if (is_breathing()){
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    breathing_disable();
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  } else {
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    breathing_enable();
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  }
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}
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void breathing_period_set(uint8_t value)
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{
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  if (!value)
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    value = 1;
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  breathing_period = value;
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}
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void breathing_period_default(void) {
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  breathing_period_set(BREATHING_PERIOD);
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}
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void breathing_period_inc(void)
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{
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  breathing_period_set(breathing_period+1);
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}
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void breathing_period_dec(void)
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{
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  breathing_period_set(breathing_period-1);
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}
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/* To generate breathing curve in python:
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 * from math import sin, pi; [int(sin(x/128.0*pi)**4*255) for x in range(128)]
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 */
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static const uint8_t breathing_table[BREATHING_STEPS] = {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};
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// Use this before the cie_lightness function.
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static inline uint16_t scale_backlight(uint16_t v) {
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  return v / BACKLIGHT_LEVELS * kb_backlight_config.level;
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}
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static void breathing_callback(PWMDriver *pwmp)
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{
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  (void)pwmp;
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  uint16_t interval = (uint16_t) breathing_period * 256 / BREATHING_STEPS;
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  // resetting after one period to prevent ugly reset at overflow.
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  breathing_counter = (breathing_counter + 1) % (breathing_period * 256);
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  uint8_t index = breathing_counter / interval % BREATHING_STEPS;
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  if (((breathing_halt == BREATHING_HALT_ON) && (index == BREATHING_STEPS / 2)) ||
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      ((breathing_halt == BREATHING_HALT_OFF) && (index == BREATHING_STEPS - 1)))
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  {
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      breathing_interrupt_disable();
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  }
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  uint32_t duty = cie_lightness(scale_backlight(breathing_table[index] * 256));
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  chSysLockFromISR();
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  pwmEnableChannelI(
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    &PWMD4,
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    2,
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    PWM_FRACTION_TO_WIDTH(
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      &PWMD4,
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      0xFFFF,
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      duty
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    )
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  );
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  chSysUnlockFromISR();
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}
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			@ -1,22 +0,0 @@
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/*
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 * Copyright 2019 John M Daly <jmdaly@gmail.com>
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 *
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 * This program is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation, either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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		||||
 * 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.
 | 
			
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 *
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 * You should have received a copy of the GNU General Public License
 | 
			
		||||
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 */
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#pragma once
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void backlight_task(void);
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void breathing_interrupt_disable(void);
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void breathing_interrupt_enable(void);
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			@ -15,25 +15,3 @@
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 */
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#include "rev6.h"
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#include "backlight.h"
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#include "led.h"
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#include "printf.h"
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backlight_levels_config_t kb_backlight_config = {
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  .enable = true,
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  .breathing = true,
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  .level = BACKLIGHT_LEVELS
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};
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uint8_t *o_fb;
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uint16_t counterst = 0;
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void matrix_init_kb(void) {
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	matrix_init_user();
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        backlight_init_ports();
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}
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void matrix_scan_kb(void) {
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	matrix_scan_user();
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}
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						 | 
				
			
			@ -126,21 +126,3 @@
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    { KC_NO, K401,   K402, KC_NO, K404, KC_NO, K406, KC_NO, K408, KC_NO, K410, K411, KC_NO, K413, KC_NO }, \
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}
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// Backlighting
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typedef union {
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    uint8_t raw;
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    struct {
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        bool    enable :1;
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        bool    breathing : 1;
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        uint8_t level  :6;
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    };
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} backlight_levels_config_t;
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extern backlight_levels_config_t kb_backlight_config;
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extern bool kb_backlight_breathing;
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void backlight_init_ports(void);
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void backlight_set(uint8_t level);
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bool is_breathing(void);
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void breathing_enable(void);
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		||||
void breathing_disable(void);
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						 | 
				
			
			@ -1,9 +1,6 @@
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# MCU name
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MCU = STM32F303
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# Code for backlight breathing:
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SRC += led.c
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# Build Options
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		||||
#   comment out to disable the options.
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#
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						 | 
				
			
			
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						 | 
				
			
			@ -57,9 +57,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
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/* Backlight configuration
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 * Backlight LEDs on B8
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 */
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#define BACKLIGHT_LEVELS 24
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#define BACKLIGHT_PIN B8
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#define BACKLIGHT_BREATHING
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#define BREATHING_PERIOD 6
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/* RGB underglow configuration */
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#define WS2812_SPI SPID1
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#define WS2812_SPI_MOSI_PAL_MODE 5
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		||||
#define RGBLIGHT_ANIMATIONS
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						 | 
				
			
			
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| 
						 | 
				
			
			@ -153,7 +153,7 @@
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 * @brief   Enables the SPI subsystem.
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		||||
 */
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#if !defined(HAL_USE_SPI) || defined(__DOXYGEN__)
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#define HAL_USE_SPI                 FALSE
 | 
			
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#define HAL_USE_SPI                 TRUE
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		||||
#endif
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		||||
/**
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		||||
| 
						 | 
				
			
			
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| 
						 | 
				
			
			@ -1,242 +0,0 @@
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/*
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		||||
Copyright 2012 Jun Wako <wakojun@gmail.com>
 | 
			
		||||
 | 
			
		||||
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 <http://www.gnu.org/licenses/>.
 | 
			
		||||
*/
 | 
			
		||||
 | 
			
		||||
#include "hal.h"
 | 
			
		||||
#include "led_custom.h"
 | 
			
		||||
#include "rev7.h"
 | 
			
		||||
#include "printf.h"
 | 
			
		||||
 | 
			
		||||
static void breathing_callback(PWMDriver *pwmp);
 | 
			
		||||
 | 
			
		||||
static PWMConfig pwmCFG = {
 | 
			
		||||
  0xFFFF,                              /* PWM clock frequency  */
 | 
			
		||||
  256,                              /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
 | 
			
		||||
  NULL,                               /* No Callback */
 | 
			
		||||
  {
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 3 */
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL}
 | 
			
		||||
  },
 | 
			
		||||
  0,                                  /* HW dependent part.*/
 | 
			
		||||
  0
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
static PWMConfig pwmCFG_breathing = {
 | 
			
		||||
  0xFFFF,                              /* 10kHz PWM clock frequency  */
 | 
			
		||||
  256,                              /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
 | 
			
		||||
  breathing_callback,                               /* Breathing Callback */
 | 
			
		||||
  {
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 3 */
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL}
 | 
			
		||||
  },
 | 
			
		||||
  0,                                  /* HW dependent part.*/
 | 
			
		||||
  0
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
// 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 backlight_init_ports(void) {
 | 
			
		||||
  palSetPadMode(GPIOB, 8, PAL_MODE_ALTERNATE(2));
 | 
			
		||||
  pwmStart(&PWMD4, &pwmCFG);
 | 
			
		||||
  if(kb_backlight_config.enable){
 | 
			
		||||
    if(kb_backlight_config.breathing){
 | 
			
		||||
      breathing_enable();
 | 
			
		||||
    } else{
 | 
			
		||||
      backlight_set(kb_backlight_config.level);
 | 
			
		||||
    }
 | 
			
		||||
  } else {
 | 
			
		||||
    backlight_set(0);
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void backlight_set(uint8_t level) {
 | 
			
		||||
  uint32_t duty = (uint32_t)(cie_lightness(0xFFFF * (uint32_t) level / BACKLIGHT_LEVELS));
 | 
			
		||||
  if (level == 0) {
 | 
			
		||||
      // Turn backlight off
 | 
			
		||||
      // Disable channel 3 on PWM4
 | 
			
		||||
      pwmDisableChannel(&PWMD4, 2);
 | 
			
		||||
  } else {
 | 
			
		||||
    // Turn backlight on
 | 
			
		||||
    if(!is_breathing()){
 | 
			
		||||
      // Enable channel 3 on PWM4
 | 
			
		||||
      pwmEnableChannel(&PWMD4, 2, PWM_FRACTION_TO_WIDTH(&PWMD4,0xFFFF,duty));
 | 
			
		||||
    }
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
uint8_t backlight_tick = 0;
 | 
			
		||||
 | 
			
		||||
void backlight_task(void) {
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
#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;
 | 
			
		||||
 | 
			
		||||
bool is_breathing(void) {
 | 
			
		||||
    return PWMD4.config == &pwmCFG_breathing;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
#define breathing_min() do {breathing_counter = 0;} while (0)
 | 
			
		||||
#define breathing_max() do {breathing_counter = breathing_period * 256 / 2;} while (0)
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
void breathing_interrupt_enable(void){
 | 
			
		||||
    pwmStop(&PWMD4);
 | 
			
		||||
    pwmStart(&PWMD4, &pwmCFG_breathing);
 | 
			
		||||
    chSysLockFromISR();
 | 
			
		||||
    pwmEnablePeriodicNotification(&PWMD4);
 | 
			
		||||
    pwmEnableChannelI(
 | 
			
		||||
      &PWMD4,
 | 
			
		||||
      2,
 | 
			
		||||
      PWM_FRACTION_TO_WIDTH(
 | 
			
		||||
        &PWMD4,
 | 
			
		||||
        0xFFFF,
 | 
			
		||||
        0xFFFF
 | 
			
		||||
      )
 | 
			
		||||
    );
 | 
			
		||||
    chSysUnlockFromISR();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_interrupt_disable(void){
 | 
			
		||||
    pwmStop(&PWMD4);
 | 
			
		||||
    pwmStart(&PWMD4, &pwmCFG);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_enable(void)
 | 
			
		||||
{
 | 
			
		||||
  breathing_counter = 0;
 | 
			
		||||
  breathing_halt = BREATHING_NO_HALT;
 | 
			
		||||
  breathing_interrupt_enable();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_pulse(void)
 | 
			
		||||
{
 | 
			
		||||
    if (kb_backlight_config.level == 0)
 | 
			
		||||
      breathing_min();
 | 
			
		||||
    else
 | 
			
		||||
      breathing_max();
 | 
			
		||||
    breathing_halt = BREATHING_HALT_ON;
 | 
			
		||||
    breathing_interrupt_enable();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_disable(void)
 | 
			
		||||
{
 | 
			
		||||
    breathing_interrupt_disable();
 | 
			
		||||
    // Restore backlight level
 | 
			
		||||
    backlight_set(kb_backlight_config.level);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_self_disable(void)
 | 
			
		||||
{
 | 
			
		||||
  if (kb_backlight_config.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] = {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 * kb_backlight_config.level;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void breathing_callback(PWMDriver *pwmp)
 | 
			
		||||
{
 | 
			
		||||
  (void)pwmp;
 | 
			
		||||
  uint16_t interval = (uint16_t) breathing_period * 256 / BREATHING_STEPS;
 | 
			
		||||
  // resetting after one period to prevent ugly reset at overflow.
 | 
			
		||||
  breathing_counter = (breathing_counter + 1) % (breathing_period * 256);
 | 
			
		||||
  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();
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  uint32_t duty = cie_lightness(scale_backlight(breathing_table[index] * 256));
 | 
			
		||||
 | 
			
		||||
  chSysLockFromISR();
 | 
			
		||||
  pwmEnableChannelI(
 | 
			
		||||
    &PWMD4,
 | 
			
		||||
    2,
 | 
			
		||||
    PWM_FRACTION_TO_WIDTH(
 | 
			
		||||
      &PWMD4,
 | 
			
		||||
      0xFFFF,
 | 
			
		||||
      duty
 | 
			
		||||
    )
 | 
			
		||||
  );
 | 
			
		||||
  chSysUnlockFromISR();
 | 
			
		||||
}
 | 
			
		||||
| 
						 | 
				
			
			@ -1,22 +0,0 @@
 | 
			
		|||
/*
 | 
			
		||||
Copyright 2019 John M Daly <jmdaly@gmail.com>
 | 
			
		||||
 | 
			
		||||
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 <http://www.gnu.org/licenses/>.
 | 
			
		||||
*/
 | 
			
		||||
 | 
			
		||||
#pragma once
 | 
			
		||||
 | 
			
		||||
void backlight_task(void);
 | 
			
		||||
void breathing_interrupt_disable(void);
 | 
			
		||||
void breathing_interrupt_enable(void);
 | 
			
		||||
| 
						 | 
				
			
			@ -210,7 +210,7 @@
 | 
			
		|||
/*
 | 
			
		||||
 * SPI driver system settings.
 | 
			
		||||
 */
 | 
			
		||||
#define STM32_SPI_USE_SPI1                  FALSE
 | 
			
		||||
#define STM32_SPI_USE_SPI1                  TRUE
 | 
			
		||||
#define STM32_SPI_USE_SPI2                  FALSE
 | 
			
		||||
#define STM32_SPI_USE_SPI3                  FALSE
 | 
			
		||||
#define STM32_SPI_SPI1_DMA_PRIORITY         1
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -15,25 +15,3 @@
 | 
			
		|||
 */
 | 
			
		||||
#include "rev7.h"
 | 
			
		||||
 | 
			
		||||
#include "backlight.h"
 | 
			
		||||
#include "led.h"
 | 
			
		||||
#include "printf.h"
 | 
			
		||||
 | 
			
		||||
backlight_levels_config_t kb_backlight_config = {
 | 
			
		||||
  .enable = true,
 | 
			
		||||
  .breathing = true,
 | 
			
		||||
  .level = BACKLIGHT_LEVELS
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
uint8_t *o_fb;
 | 
			
		||||
 | 
			
		||||
uint16_t counterst = 0;
 | 
			
		||||
 | 
			
		||||
void matrix_init_kb(void) {
 | 
			
		||||
        matrix_init_user();
 | 
			
		||||
        backlight_init_ports();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void matrix_scan_kb(void) {
 | 
			
		||||
	matrix_scan_user();
 | 
			
		||||
}
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -126,21 +126,3 @@
 | 
			
		|||
    { KC_NO, K401,   K402, KC_NO, K404, KC_NO, K406, KC_NO, K408, KC_NO, K410, K411, KC_NO, K413, KC_NO }, \
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Backlighting
 | 
			
		||||
typedef union {
 | 
			
		||||
    uint8_t raw;
 | 
			
		||||
    struct {
 | 
			
		||||
        bool    enable :1;
 | 
			
		||||
        bool    breathing : 1;
 | 
			
		||||
        uint8_t level  :6;
 | 
			
		||||
    };
 | 
			
		||||
} backlight_levels_config_t;
 | 
			
		||||
 | 
			
		||||
extern backlight_levels_config_t kb_backlight_config;
 | 
			
		||||
extern bool kb_backlight_breathing;
 | 
			
		||||
 | 
			
		||||
void backlight_init_ports(void);
 | 
			
		||||
void backlight_set(uint8_t level);
 | 
			
		||||
bool is_breathing(void);
 | 
			
		||||
void breathing_enable(void);
 | 
			
		||||
void breathing_disable(void);
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -1,8 +1,8 @@
 | 
			
		|||
# MCU name
 | 
			
		||||
MCU = STM32F303
 | 
			
		||||
 | 
			
		||||
# Code for backlight breathing:
 | 
			
		||||
SRC += led.c
 | 
			
		||||
# Use SPI for RGB underglow:
 | 
			
		||||
WS2812_DRIVER = spi
 | 
			
		||||
 | 
			
		||||
# Build Options
 | 
			
		||||
#   comment out to disable the options.
 | 
			
		||||
| 
						 | 
				
			
			@ -15,7 +15,7 @@ CONSOLE_ENABLE = no    # Console for debug(+400)
 | 
			
		|||
COMMAND_ENABLE = no     # Commands for debug and configuration
 | 
			
		||||
NKRO_ENABLE = yes       # USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 | 
			
		||||
AUDIO_ENABLE = no
 | 
			
		||||
RGBLIGHT_ENABLE = no    # Enable keyboard underlight functionality
 | 
			
		||||
RGBLIGHT_ENABLE = yes   # Enable keyboard underlight functionality
 | 
			
		||||
MIDI_ENABLE = no        # MIDI controls
 | 
			
		||||
UNICODE_ENABLE = no     # Unicode
 | 
			
		||||
BLUETOOTH_ENABLE = no   # Enable Bluetooth with the Adafruit EZ-Key HID
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -44,10 +44,10 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 | 
			
		|||
    _______, KC_LGUI, _______,          _______, _______,                   _______, _______,          MO(_L4)
 | 
			
		||||
  ),
 | 
			
		||||
  [_L3] = LAYOUT_standard( /* LAYER 3 */
 | 
			
		||||
    KC_MINS, KC_1,     KC_2,     KC_3,    KC_4,    KC_5,          KC_6,          KC_7,    KC_8,    KC_9,    KC_0,    _______,
 | 
			
		||||
    KC_EQL,  KC_PIPE,  KC_TILD,  KC_UNDS, KC_PLUS, LSFT(KC_LBRC), LSFT(KC_RBRC), KC_4,    KC_5,    KC_6,    KC_VOLU, KC_INS,
 | 
			
		||||
    _______, _______,  _______,  KC_DQUO, _______, _______,       KC_0,          KC_1,    KC_2,    KC_3,    KC_VOLD, _______,
 | 
			
		||||
    _______, _______,  _______,           _______, _______,                               _______, _______,          _______
 | 
			
		||||
    KC_MINS, KC_1,     KC_2,     KC_3,     KC_4,    KC_5,          KC_6,          KC_7,    KC_8,    KC_9,    KC_0,    _______,
 | 
			
		||||
    KC_EQL,  KC_PIPE,  KC_TILD,  KC_UNDS,  KC_PLUS, LSFT(KC_LBRC), LSFT(KC_RBRC), KC_4,    KC_5,    KC_6,    KC_VOLU, KC_INS,
 | 
			
		||||
    _______, RGB_TOG,  RGB_MOD,  RGB_RMOD, KC_DQUO, _______,       KC_0,          KC_1,    KC_2,    KC_3,    KC_VOLD, _______,
 | 
			
		||||
    _______, _______,  _______,            _______, _______,                               _______, _______,          _______
 | 
			
		||||
  ),
 | 
			
		||||
  [_L4] = LAYOUT_standard( /* LAYER 4 */
 | 
			
		||||
    RESET,   KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,     KC_PGUP,   _______,
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -57,9 +57,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 | 
			
		|||
/* Backlight configuration
 | 
			
		||||
 * Backlight LEDs on B8
 | 
			
		||||
 */
 | 
			
		||||
#define BACKLIGHT_LEVELS 24
 | 
			
		||||
#define BACKLIGHT_PIN B8
 | 
			
		||||
#define BACKLIGHT_BREATHING
 | 
			
		||||
#define BREATHING_PERIOD 6
 | 
			
		||||
 | 
			
		||||
#define WS2812_SPI SPID1
 | 
			
		||||
#define WS2812_SPI_MOSI_PAL_MODE 5
 | 
			
		||||
 | 
			
		||||
#define RGBLIGHT_ANIMATIONS
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -153,7 +153,7 @@
 | 
			
		|||
 * @brief   Enables the SPI subsystem.
 | 
			
		||||
 */
 | 
			
		||||
#if !defined(HAL_USE_SPI) || defined(__DOXYGEN__)
 | 
			
		||||
#define HAL_USE_SPI                 FALSE
 | 
			
		||||
#define HAL_USE_SPI                 TRUE
 | 
			
		||||
#endif
 | 
			
		||||
 | 
			
		||||
/**
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -1,242 +0,0 @@
 | 
			
		|||
/*
 | 
			
		||||
Copyright 2012 Jun Wako <wakojun@gmail.com>
 | 
			
		||||
 | 
			
		||||
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 <http://www.gnu.org/licenses/>.
 | 
			
		||||
*/
 | 
			
		||||
 | 
			
		||||
#include "hal.h"
 | 
			
		||||
#include "led_custom.h"
 | 
			
		||||
#include "rev1.h"
 | 
			
		||||
#include "printf.h"
 | 
			
		||||
 | 
			
		||||
static void breathing_callback(PWMDriver *pwmp);
 | 
			
		||||
 | 
			
		||||
static PWMConfig pwmCFG = {
 | 
			
		||||
  0xFFFF,                              /* PWM clock frequency  */
 | 
			
		||||
  256,                              /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
 | 
			
		||||
  NULL,                               /* No Callback */
 | 
			
		||||
  {
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 3 */
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL}
 | 
			
		||||
  },
 | 
			
		||||
  0,                                  /* HW dependent part.*/
 | 
			
		||||
  0
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
static PWMConfig pwmCFG_breathing = {
 | 
			
		||||
  0xFFFF,                              /* 10kHz PWM clock frequency  */
 | 
			
		||||
  256,                              /* PWM period (in ticks) 1S (1/10kHz=0.1mS 0.1ms*10000 ticks=1S) */
 | 
			
		||||
  breathing_callback,                               /* Breathing Callback */
 | 
			
		||||
  {
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL},
 | 
			
		||||
      {PWM_OUTPUT_ACTIVE_HIGH, NULL}, /* Enable Channel 3 */
 | 
			
		||||
      {PWM_OUTPUT_DISABLED, NULL}
 | 
			
		||||
  },
 | 
			
		||||
  0,                                  /* HW dependent part.*/
 | 
			
		||||
  0
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
// 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 backlight_init_ports(void) {
 | 
			
		||||
  palSetPadMode(GPIOB, 8, PAL_MODE_ALTERNATE(2));
 | 
			
		||||
  pwmStart(&PWMD4, &pwmCFG);
 | 
			
		||||
  if(kb_backlight_config.enable){
 | 
			
		||||
    if(kb_backlight_config.breathing){
 | 
			
		||||
      breathing_enable();
 | 
			
		||||
    } else{
 | 
			
		||||
      backlight_set(kb_backlight_config.level);
 | 
			
		||||
    }
 | 
			
		||||
  } else {
 | 
			
		||||
    backlight_set(0);
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void backlight_set(uint8_t level) {
 | 
			
		||||
  uint32_t duty = (uint32_t)(cie_lightness(0xFFFF * (uint32_t) level / BACKLIGHT_LEVELS));
 | 
			
		||||
  if (level == 0) {
 | 
			
		||||
      // Turn backlight off
 | 
			
		||||
      // Disable channel 3 on PWM4
 | 
			
		||||
      pwmDisableChannel(&PWMD4, 2);
 | 
			
		||||
  } else {
 | 
			
		||||
    // Turn backlight on
 | 
			
		||||
    if(!is_breathing()){
 | 
			
		||||
      // Enable channel 3 on PWM4
 | 
			
		||||
      pwmEnableChannel(&PWMD4, 2, PWM_FRACTION_TO_WIDTH(&PWMD4,0xFFFF,duty));
 | 
			
		||||
    }
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
uint8_t backlight_tick = 0;
 | 
			
		||||
 | 
			
		||||
void backlight_task(void) {
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
#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;
 | 
			
		||||
 | 
			
		||||
bool is_breathing(void) {
 | 
			
		||||
    return PWMD4.config == &pwmCFG_breathing;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
#define breathing_min() do {breathing_counter = 0;} while (0)
 | 
			
		||||
#define breathing_max() do {breathing_counter = breathing_period * 256 / 2;} while (0)
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
void breathing_interrupt_enable(void){
 | 
			
		||||
    pwmStop(&PWMD4);
 | 
			
		||||
    pwmStart(&PWMD4, &pwmCFG_breathing);
 | 
			
		||||
    chSysLockFromISR();
 | 
			
		||||
    pwmEnablePeriodicNotification(&PWMD4);
 | 
			
		||||
    pwmEnableChannelI(
 | 
			
		||||
      &PWMD4,
 | 
			
		||||
      2,
 | 
			
		||||
      PWM_FRACTION_TO_WIDTH(
 | 
			
		||||
        &PWMD4,
 | 
			
		||||
        0xFFFF,
 | 
			
		||||
        0xFFFF
 | 
			
		||||
      )
 | 
			
		||||
    );
 | 
			
		||||
    chSysUnlockFromISR();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_interrupt_disable(void){
 | 
			
		||||
    pwmStop(&PWMD4);
 | 
			
		||||
    pwmStart(&PWMD4, &pwmCFG);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_enable(void)
 | 
			
		||||
{
 | 
			
		||||
  breathing_counter = 0;
 | 
			
		||||
  breathing_halt = BREATHING_NO_HALT;
 | 
			
		||||
  breathing_interrupt_enable();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_pulse(void)
 | 
			
		||||
{
 | 
			
		||||
    if (kb_backlight_config.level == 0)
 | 
			
		||||
      breathing_min();
 | 
			
		||||
    else
 | 
			
		||||
      breathing_max();
 | 
			
		||||
    breathing_halt = BREATHING_HALT_ON;
 | 
			
		||||
    breathing_interrupt_enable();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_disable(void)
 | 
			
		||||
{
 | 
			
		||||
    breathing_interrupt_disable();
 | 
			
		||||
    // Restore backlight level
 | 
			
		||||
    backlight_set(kb_backlight_config.level);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void breathing_self_disable(void)
 | 
			
		||||
{
 | 
			
		||||
  if (kb_backlight_config.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] = {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 * kb_backlight_config.level;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void breathing_callback(PWMDriver *pwmp)
 | 
			
		||||
{
 | 
			
		||||
  (void)pwmp;
 | 
			
		||||
  uint16_t interval = (uint16_t) breathing_period * 256 / BREATHING_STEPS;
 | 
			
		||||
  // resetting after one period to prevent ugly reset at overflow.
 | 
			
		||||
  breathing_counter = (breathing_counter + 1) % (breathing_period * 256);
 | 
			
		||||
  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();
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  uint32_t duty = cie_lightness(scale_backlight(breathing_table[index] * 256));
 | 
			
		||||
 | 
			
		||||
  chSysLockFromISR();
 | 
			
		||||
  pwmEnableChannelI(
 | 
			
		||||
    &PWMD4,
 | 
			
		||||
    2,
 | 
			
		||||
    PWM_FRACTION_TO_WIDTH(
 | 
			
		||||
      &PWMD4,
 | 
			
		||||
      0xFFFF,
 | 
			
		||||
      duty
 | 
			
		||||
    )
 | 
			
		||||
  );
 | 
			
		||||
  chSysUnlockFromISR();
 | 
			
		||||
}
 | 
			
		||||
| 
						 | 
				
			
			@ -1,22 +0,0 @@
 | 
			
		|||
/*
 | 
			
		||||
Copyright 2019 John M Daly <jmdaly@gmail.com>
 | 
			
		||||
 | 
			
		||||
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 <http://www.gnu.org/licenses/>.
 | 
			
		||||
*/
 | 
			
		||||
 | 
			
		||||
#pragma once
 | 
			
		||||
 | 
			
		||||
void backlight_task(void);
 | 
			
		||||
void breathing_interrupt_disable(void);
 | 
			
		||||
void breathing_interrupt_enable(void);
 | 
			
		||||
| 
						 | 
				
			
			@ -210,7 +210,7 @@
 | 
			
		|||
/*
 | 
			
		||||
 * SPI driver system settings.
 | 
			
		||||
 */
 | 
			
		||||
#define STM32_SPI_USE_SPI1                  FALSE
 | 
			
		||||
#define STM32_SPI_USE_SPI1                  TRUE
 | 
			
		||||
#define STM32_SPI_USE_SPI2                  FALSE
 | 
			
		||||
#define STM32_SPI_USE_SPI3                  FALSE
 | 
			
		||||
#define STM32_SPI_SPI1_DMA_PRIORITY         1
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -15,22 +15,3 @@
 | 
			
		|||
 */
 | 
			
		||||
#include "rev1.h"
 | 
			
		||||
 | 
			
		||||
#include "led.h"
 | 
			
		||||
#include "printf.h"
 | 
			
		||||
 | 
			
		||||
backlight_config_t kb_backlight_config = {
 | 
			
		||||
  .enable = true,
 | 
			
		||||
  .breathing = true,
 | 
			
		||||
  .level = BACKLIGHT_LEVELS
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
void matrix_init_kb(void) {
 | 
			
		||||
        matrix_init_user();
 | 
			
		||||
        backlight_init_ports();
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void matrix_scan_kb(void) {
 | 
			
		||||
	matrix_scan_user();
 | 
			
		||||
}
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -16,7 +16,6 @@
 | 
			
		|||
#pragma once
 | 
			
		||||
 | 
			
		||||
#include "quantum.h"
 | 
			
		||||
#include "backlight.h"
 | 
			
		||||
 | 
			
		||||
// This a shortcut to help you visually see your layout.
 | 
			
		||||
// There are a number of variations depending on the layout of your bottom row.
 | 
			
		||||
| 
						 | 
				
			
			@ -79,12 +78,3 @@
 | 
			
		|||
    { K30,   K31,   K32,   K33,  K34,   KC_NO, K36,   KC_NO, K38,   K39,   K3A,   K3B }  \
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// Backlighting
 | 
			
		||||
extern backlight_config_t kb_backlight_config;
 | 
			
		||||
extern bool kb_backlight_breathing;
 | 
			
		||||
 | 
			
		||||
void backlight_init_ports(void);
 | 
			
		||||
void backlight_set(uint8_t level);
 | 
			
		||||
bool is_breathing(void);
 | 
			
		||||
void breathing_enable(void);
 | 
			
		||||
void breathing_disable(void);
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -1,8 +1,8 @@
 | 
			
		|||
# MCU name
 | 
			
		||||
MCU = STM32F303
 | 
			
		||||
 | 
			
		||||
# Code for backlight breathing:
 | 
			
		||||
SRC += led.c
 | 
			
		||||
# Use SPI for RGB underglow:
 | 
			
		||||
WS2812_DRIVER = spi
 | 
			
		||||
 | 
			
		||||
# Build Options
 | 
			
		||||
#   comment out to disable the options.
 | 
			
		||||
| 
						 | 
				
			
			@ -15,7 +15,7 @@ CONSOLE_ENABLE = no    # Console for debug(+400)
 | 
			
		|||
COMMAND_ENABLE = no     # Commands for debug and configuration
 | 
			
		||||
NKRO_ENABLE = yes       # USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 | 
			
		||||
AUDIO_ENABLE = no
 | 
			
		||||
RGBLIGHT_ENABLE = no    # Enable keyboard underlight functionality
 | 
			
		||||
RGBLIGHT_ENABLE = yes   # Enable keyboard underlight functionality
 | 
			
		||||
MIDI_ENABLE = no        # MIDI controls
 | 
			
		||||
UNICODE_ENABLE = no     # Unicode
 | 
			
		||||
BLUETOOTH_ENABLE = no   # Enable Bluetooth with the Adafruit EZ-Key HID
 | 
			
		||||
| 
						 | 
				
			
			
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