214 righe
4.5 KiB
Arduino
214 righe
4.5 KiB
Arduino
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#include <HID-Project.h>
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#include <HID-Settings.h>
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#include <TimerOne.h>
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//debounce milliseconds
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const int debounce = 5;
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//Switch Pins
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const byte k[4] = { 4, 5, 6, 7 };
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//Switch status
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boolean s[4] = { 0, 0, 0, 0 };
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//M for Media Key, K for Keyboard
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const char codetype[4] = { 'K', 'K', 'K', 'K' };
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//Keycodes
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const ConsumerKeycode ccode[4] = { MEDIA_VOLUME_MUTE,
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MEDIA_VOLUME_MUTE,
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MEDIA_PLAY_PAUSE,
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MEDIA_PLAY_PAUSE
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};
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const KeyboardKeycode kcode[4] = { KEY_LEFT_ARROW,
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KEY_DOWN_ARROW,
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KEY_UP_ARROW,
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KEY_RIGHT_ARROW
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};
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byte col = 0;
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byte leds[2][2];
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const int keyfade = 40;
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const char curve[] = {
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0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 6, 6, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1
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};
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const int fadecount = 2;
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const unsigned long breathcount = 5000;
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int fadecounter = 0;
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unsigned long breathcounter = 0;
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byte pass = 1;
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// pin[xx] on led matrix connected to nn on Arduino (-1 is dummy to make array start at pos 1)
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int pins[6] = {
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-1, 18, 19, 20, 21
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};
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// col[xx] of leds = pin yy on led matrix
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int cols[2] = {
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pins[2], pins[1]
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};
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// row[xx] of leds = pin yy on led matrix
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int rows[2] = {
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pins[4], pins[3]
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};
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void setup() {
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Keyboard.begin();
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Consumer.begin();
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setupLeds();
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onLeds();
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//setup inputs, turn on pullups
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for (int i = 0; i < 4; i++) {
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pinMode(k[i], INPUT);
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digitalWrite(k[i], 1);
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}
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}
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void loop() {
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CheckKeys();
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delay(debounce);
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fadecounter++;
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if (fadecounter > fadecount) {
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fadecounter = 0;
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fade();
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}
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breathcounter++;
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if (breathcounter > breathcount) {
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breathcounter = 0;
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fadecounter = 0;
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breath();
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}
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}
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void CheckKeys() {
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for (int i = 0; i < 4; i++) {
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if (codetype[i] == 'M') {
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if (digitalRead(k[i]) == 0) {
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if (s[i] == 0) {
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Consumer.press((ccode[i]));
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s[i] = 1;
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byte row = i / 2;
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byte col = i % 2;
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leds[col][row] = 60;
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breathcounter = 0;
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}
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}
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else {
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if (s[i] == 1) {
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s[i] = 0;
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Consumer.release((ccode[i]));
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byte row = i / 2;
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byte col = i % 2;
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leds[col][row] = 60;
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breathcounter = 0;
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}
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}
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}
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if (codetype[i] == 'K') {
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if (digitalRead(k[i]) == 0) {
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if (s[i] == 0) {
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Keyboard.press((kcode[i]));
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s[i] = 1;
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byte row = i / 2;
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byte col = i % 2;
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leds[col][row] = 60;
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breathcounter = 0;
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}
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}
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else {
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if (s[i] == 1) {
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s[i] = 0;
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Keyboard.release((kcode[i]));
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byte row = i / 2;
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byte col = i % 2;
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leds[col][row] = 60;
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breathcounter = 0;
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}
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}
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}
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}
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}
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void setupLeds() {
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// sets the pins as output
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for (int i = 1; i <= 4; i++) {
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pinMode(pins[i], OUTPUT);
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}
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// set up cols and rows
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for (int i = 1; i <= 2; i++) {
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digitalWrite(cols[i - 1], HIGH);
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}
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for (int i = 1; i <= 2; i++) {
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digitalWrite(rows[i - 1], LOW);
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}
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clearLeds();
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// Set refresh rate (interrupt timeout period)
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Timer1.initialize(500);
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// Set interrupt routine to be called
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Timer1.attachInterrupt(display);
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}
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void clearLeds() {
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// Clear display array
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for (int i = 0; i < 2; i++) {
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for (int j = 0; j < 2; j++) {
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leds[i][j] = 0;
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}
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}
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}
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void onLeds() {
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for (int i = 0; i < 2; i++) {
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for (int j = 0; j < 2; j++) {
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leds[i][j] = keyfade;
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}
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}
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}
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void fade() {
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for (int i = 0; i < 2; i++) {
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for (int j = 0; j < 2; j++) {
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if (leds[i][j] > 0) {
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leds[i][j] = leds[i][j] - 1;
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}
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}
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}
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}
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void breath() {
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for (int i = 0; i < 2; i++) {
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for (int j = 0; j < 2; j++) {
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leds[i][j] = 60;
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}
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}
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}
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// Interrupt routine
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void display() {
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digitalWrite(cols[col], HIGH); // Turn whole previous column off
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col++;
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if (col == 2) {
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col = 0;
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pass++;
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if (pass > 8) {
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pass = 1;
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}
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}
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for (int row = 0; row < 2; row++) {
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if (curve[leds[col][row]] > pass) {
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digitalWrite(rows[row], HIGH); // Turn on this led
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}
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else {
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digitalWrite(rows[row], LOW); // Turn off this led
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}
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}
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digitalWrite(cols[col], LOW); // Turn whole column on at once (for equal lighting times)
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}
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