summaryrefslogtreecommitdiff
path: root/keyboards/lfkeyboards/lfk78/lfk78.c
blob: 753cf70756db8d858e63b77e96c9e8950a247a17 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
#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] =
KEYMAP(
  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);