58 lines
813 B
Arduino
58 lines
813 B
Arduino
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int led_r = 9;
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int led_g = 10;
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int led_b = 11;
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int button = 7;
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int ptm = A0;
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int color;
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int value;
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bool pressed;
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void setup() {
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pinMode(led_r, OUTPUT);
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pinMode(led_g, OUTPUT);
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pinMode(led_b, OUTPUT);
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pinMode(button, INPUT);
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pinMode(ptm, INPUT);
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analogWrite(led_r, 0);
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analogWrite(led_g, 0);
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analogWrite(led_b, 0);
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color = 0;
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pressed = false;
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Serial.begin(9600);
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}
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void loop() {
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if (digitalRead(button) == HIGH){
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if (pressed == false){
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color = (color + 1) % 3;
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pressed = true;
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}
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}
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if (digitalRead(button) == LOW){
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pressed = false;
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}
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value = analogRead(ptm);
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if (value < 20) value = 0;
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value = map(value, 0, 1023, 0, 255);
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delay(1);
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if(color == 0){
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analogWrite(led_r, value);
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}
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if(color == 1){
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analogWrite(led_g, value);
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}
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if(color == 2){
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analogWrite(led_b, value);
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}
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Serial.println(value);
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delay(100);
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}
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