34 lines
771 B
Arduino
34 lines
771 B
Arduino
int ledPin = LED_BUILTIN;
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int buttonPin = 2; // Button connected to D2 and GND
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unsigned long lowTime = millis();
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unsigned long highTime = millis();
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unsigned long difference = 0;
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bool active = false;
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void setup() {
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pinMode(ledPin, OUTPUT);
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pinMode(buttonPin, INPUT_PULLUP);
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Serial.begin(9600);
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Serial.println("Starting button test");
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}
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void loop() {
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int val = digitalRead(buttonPin);
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if (val == LOW && active == false) {
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lowTime = millis();
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difference = lowTime - highTime;
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Serial.print("LOW ");
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Serial.println(difference);
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active = true;
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}
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else if (val == HIGH && active == true) {
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highTime = millis();
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difference = highTime - lowTime;
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Serial.print("HIGH ");
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Serial.println(difference);
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active = false;
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}
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}
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