qmk-firmware/keyboards/meira/lighting.c

#ifdef ISSI_ENABLE


#include <avr/sfr_defs.h>
#include <avr/timer_avr.h>
#include <avr/wdt.h>
#include "meira.h"
#include "issi.h"
#include "TWIlib.h"
#include "lighting.h"
#include "debug.h"
#include "audio/audio.h"


const uint8_t backlight_pwm_map[BACKLIGHT_LEVELS] = BACKLIGHT_PWM_MAP;

    const uint8_t switch_matrices[] = {0, 1};

    // Maps switch LEDs from Row/Col to ISSI matrix.
    // Value breakdown:
    //     Bit     | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
    //             |   | ISSI Col  |    ISSI Row   |
    //             /   |
    //             Device
//    const uint8_t switch_leds[MATRIX_ROWS][MATRIX_COLS] =
//    KEYMAP(
//      0x29, 0x28, 0x27, 0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0xA9, 0xA8, 0xA7, 0xA6, 0xA5,
//      0x39, 0x38, 0x37, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31, 0xB9, 0xB8, 0xB7, 0xB6, 0xB5,
//      0x49, 0x48, 0x47, 0x45, 0x44, 0x43, 0x42, 0x41, 0xC9, 0xC8, 0xC7, 0xC6,
//      0x59, 0x58, 0x57, 0x56,       0x55,       0x51, 0xD6, 0xE5, 0xE4, 0xE3, 0xE2);

void backlight_set(uint8_t level){
#ifdef BACKLIGHT_ENABLE
    uint8_t pwm_value = 0;
    if(level >= BACKLIGHT_LEVELS){
        level = BACKLIGHT_LEVELS;
    }
    if(level > 0){
        pwm_value = backlight_pwm_map[level-1];
    }
    xprintf("BACKLIGHT_LEVELS: %d\n", BACKLIGHT_LEVELS);
    xprintf("backlight_set level: %d pwm: %d\n", level, pwm_value);
    for(int x = 1; x <= 9; x++){
        for(int y = 1; y <= 9; y++){
            activateLED(switch_matrices[0], x, y, pwm_value);
            activateLED(switch_matrices[1], x, y, pwm_value);
        }
    }
#endif
}



void set_backlight_by_keymap(uint8_t col, uint8_t row){
//    dprintf("LED: %02X, %d %d %d\n", lookup_value, matrix, led_col, led_row);
//    activateLED(matrix, led_col, led_row, 255);
}

void force_issi_refresh(){
    issi_devices[0]->led_dirty = true;
    update_issi(0, true);
    issi_devices[3]->led_dirty = true;
    update_issi(3, true);
}

void led_test(){
#ifdef WATCHDOG_ENABLE
    // This test take a long time to run, disable the WTD until its complete
    wdt_disable();
#endif
    backlight_set(0);
    force_issi_refresh();
//    for(uint8_t x = 0; x < sizeof(rgb_sequence); x++){
//        set_rgb(rgb_sequence[x], 255, 0, 0);
//        force_issi_refresh();
//        _delay_ms(250);
//        set_rgb(rgb_sequence[x], 0, 255, 0);
//        force_issi_refresh();
//        _delay_ms(250);
//        set_rgb(rgb_sequence[x], 0, 0, 255);
//        force_issi_refresh();
//        _delay_ms(250);
//        set_rgb(rgb_sequence[x], 0, 0, 0);
//        force_issi_refresh();
//    }
#ifdef WATCHDOG_ENABLE
    wdt_enable(WDTO_250MS);
#endif
}

void backlight_init_ports(void){
    xprintf("backlight_init_ports\n");
    issi_init();
}

#endif