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qmk_firmware/keyboards/lfkeyboards/lfk78/lfk78.c

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#include <avr/sfr_defs.h>
#include <avr/timer_avr.h>
#include <avr/wdt.h>
#include "lfk78.h"
#include "keymap.h"
#include "issi.h"
#include "TWIlib.h"
#include "lighting.h"
#include "debug.h"
#include <audio/audio.h>
uint16_t click_hz = CLICK_HZ;
uint16_t click_time = CLICK_MS;
uint8_t click_toggle = CLICK_ENABLED;
void matrix_init_kb(void)
{
matrix_init_user();
// Configure the Layer LED
// Set up 16 bit PWM: Fast PWM, mode 15, inverted
TCCR1A = 0b11111110;
TCCR1B = 0b00011001;
ICR1 = 0xFFFF;
// PWM values - 0xFFFF = off, 0x0000 = max
OCR1C = 0x0000; // B7 - Blue
OCR1B = 0x0000; // B6 - Green
OCR1A = 0x0FFF; // B5 - Red
// Set as output
DDRB |= 0b11100000;
#ifndef AUDIO_ENABLE
// If we're not using the audio pin, drive it low
sbi(DDRC, 6);
cbi(PORTC, 6);
#endif
#ifdef ISSI_ENABLE
issi_init();
#endif
#ifdef WATCHDOG_ENABLE
// This is done after turning the layer LED red, if we're caught in a loop
// we should get a flashing red light
wdt_enable(WDTO_500MS);
#endif
}
void matrix_scan_kb(void)
{
#ifdef WATCHDOG_ENABLE
wdt_reset();
#endif
#ifdef ISSI_ENABLE
// switch/underglow lighting update
static uint32_t issi_device = 0;
static uint32_t twi_last_ready = 0;
if(twi_last_ready > 1000){
// Its been way too long since the last ISSI update, reset the I2C bus and start again
dprintf("TWI failed to recover, TWI re-init\n");
twi_last_ready = 0;
TWIInit();
force_issi_refresh();
}
if(isTWIReady()){
twi_last_ready = 0;
// If the i2c bus is available, kick off the issi update, alternate between devices
update_issi(issi_device, issi_device);
if(issi_device){
issi_device = 0;
}else{
issi_device = 3;
}
}else{
twi_last_ready++;
}
#endif
// Update layer indicator LED
//
// Not sure how else to reliably do this... TMK has the 'hook_layer_change'
// but can't find QMK equiv
static uint32_t layer_indicator = -1;
if(layer_indicator != layer_state){
for(uint32_t i=0;; i++){
// the layer_info list should end with layer 0xFFFFFFFF
// it will break this out of the loop and define the unknown layer color
if((layer_info[i].layer == (layer_state & layer_info[i].mask)) || (layer_info[i].layer == 0xFFFFFFFF)){
OCR1A = layer_info[i].color.red;
OCR1B = layer_info[i].color.green;
OCR1C = layer_info[i].color.blue;
layer_indicator = layer_state;
break;
}
}
}
matrix_scan_user();
}
void click(uint16_t freq, uint16_t duration){
#ifdef AUDIO_ENABLE
if(freq >= 100 && freq <= 20000 && duration < 100){
play_note(freq, 10);
for (uint16_t i = 0; i < duration; i++){
_delay_ms(1);
}
stop_all_notes();
}
#endif
}
bool process_record_kb(uint16_t keycode, keyrecord_t* record)
{
if (click_toggle && record->event.pressed){
click(click_hz, click_time);
}
if (keycode == RESET) {
reset_keyboard_kb();
} else {
}
return process_record_user(keycode, record);
}
void action_function(keyrecord_t *event, uint8_t id, uint8_t opt)
{
#ifdef AUDIO_ENABLE
int8_t sign = 1;
#endif
if(id == LFK_ESC_TILDE){
// Send ~ on shift-esc
void (*method)(uint8_t) = (event->event.pressed) ? &add_key : &del_key;
uint8_t shifted = get_mods() & (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT));
if(layer_state == 0){
method(shifted ? KC_GRAVE : KC_ESCAPE);
}else{
method(shifted ? KC_ESCAPE : KC_GRAVE);
}
send_keyboard_report();
}else if(event->event.pressed){
switch(id){
case LFK_SET_DEFAULT_LAYER:
// set/save the current base layer to eeprom, falls through to LFK_CLEAR
eeconfig_update_default_layer(1UL << opt);
default_layer_set(1UL << opt);
case LFK_CLEAR:
// Go back to default layer
layer_clear();
break;
#ifdef ISSI_ENABLE
case LFK_LED_TEST:
led_test();
break;
#endif
#ifdef AUDIO_ENABLE
case LFK_CLICK_FREQ_LOWER:
sign = -1; // continue to next statement
case LFK_CLICK_FREQ_HIGHER:
click_hz += sign * 100;
click(click_hz, click_time);
break;
case LFK_CLICK_TOGGLE:
if(click_toggle){
click_toggle = 0;
click(4000, 100);
click(1000, 100);
}else{
click_toggle = 1;
click(1000, 100);
click(4000, 100);
}
break;
case LFK_CLICK_TIME_SHORTER:
sign = -1; // continue to next statement
case LFK_CLICK_TIME_LONGER:
click_time += sign;
click(click_hz, click_time);
break;
#endif
case LFK_DEBUG_SETTINGS:
dprintf("Click:\n");
dprintf(" toggle: %d\n", click_toggle);
dprintf(" freq(hz): %d\n", click_hz);
dprintf(" duration(ms): %d\n", click_time);
break;
}
}
}
void reset_keyboard_kb(){
#ifdef WATCHDOG_ENABLE
MCUSR = 0;
wdt_disable();
wdt_reset();
#endif
OCR1A = 0x0000; // B5 - Red
OCR1B = 0x0FFF; // B6 - Green
OCR1C = 0x0FFF; // B7 - Blue
reset_keyboard();
}
void led_set_kb(uint8_t usb_led)
{
// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
#ifdef ISSI_ENABLE
#ifdef CAPSLOCK_LED
if (usb_led & (1 << USB_LED_CAPS_LOCK)) {
activateLED(0, 3, 7, 255);
}else{
activateLED(0, 3, 7, 0);
}
#endif // CAPSLOCK_LED
#endif // ISS_ENABLE
led_set_user(usb_led);
}
// LFK lighting info
const uint8_t switch_matrices[] = {0, 1};
const uint8_t rgb_matrices[] = {6, 7};
const uint8_t rgb_sequence[] = {
12, 11, 10, 9, 16, 32, 31, 30, 28, 25, 24, 22, 21,
20, 19, 18, 17, 1, 2, 3, 4, 5, 6, 7, 8, 14, 13
};
// Maps switch LEDs from Row/Col to ISSI matrix.
// Value breakdown:
// Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
// / \ ISSI Col | ISSI Row |
// matrix idx
const uint8_t switch_leds[MATRIX_ROWS][MATRIX_COLS] =
LAYOUT(
0x19, 0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x99, 0x98, 0x97, 0x96, 0x95, 0x94, 0x93, 0x92, 0x91,
0x29, 0x28, 0x27, 0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0xA9, 0xA8, 0xA7, 0xA6, 0xA5, 0xA4, 0xA3, 0xA2, 0xA1,
0x39, 0x38, 0x37, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31, 0xB9, 0xB8, 0xB7, 0xB6, 0xB5, 0xB3,
0x49, 0x48, 0x47, 0x45, 0x44, 0x43, 0x42, 0x41, 0xC9, 0xC8, 0xC7, 0xC6, 0xC5, 0xC4, 0xC2,
0x59, 0x58, 0x57, 0x56, 0x55, 0x51, 0xD6, 0xE5, 0xE4, 0xE3, 0xE2, 0xE1);
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