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- int pins[] = {0, 1, 2, 3};
- int vals[] = {0, 0, 0, 0};
- int lastVals[] = {0, 0, 0, 0};
- String ch[] = {"a", "d", "s", "w"};
- long lastDebounceTime[] = {0, 0, 0, 0};
- long debounceDelay = 10;
- void setup() {
- for(int i = 0; i < 4; i++)
- {
- pinMode(pins[i], INPUT);
- }
- }
- void loop(){
- for(int i = 0; i < 4; i++)
- {
- int reading = digitalRead(pins[i]);
- if (reading != lastVals[i]) {
- lastDebounceTime[i] = millis();
- }
- if ((millis() - lastDebounceTime[i]) > debounceDelay) {
- vals[i] = reading;
- }
- lastVals[i] = reading;
- if (vals[i] == HIGH)
- {
- Keyboard.print(ch[i]);
- }
- }
- delay(100);
- }
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