Created
June 11, 2016 16:31
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Arduino puzzle for holding hands
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| const short triggerThreshold =50; //Lower is more sensitive | |
| #define Relay1 7 | |
| //Debound code from: https://www.arduino.cc/en/Tutorial/Debounce | |
| int buttonState; // the current reading from the input pin | |
| int lastButtonState = LOW; | |
| long lastDebounceTime = 0; // the last time the output pin was toggled | |
| long debounceDelay = 50; // the debounce time; increase if the output flickers | |
| void setup() { | |
| pinMode(A0, INPUT); | |
| pinMode(Relay1, OUTPUT); | |
| delay(1); | |
| } | |
| void loop() { | |
| short value = analogRead(A0); | |
| int reading=(value > triggerThreshold); | |
| // If the switch changed, due to noise or pressing: | |
| if (reading != lastButtonState) { | |
| // reset the debouncing timer | |
| lastDebounceTime = millis(); | |
| } | |
| if ((millis() - lastDebounceTime) > debounceDelay) { | |
| // whatever the reading is at, it's been there for longer | |
| // than the debounce delay, so take it as the actual current state: | |
| // if the button state has changed: | |
| if (reading != buttonState) { | |
| buttonState = reading; | |
| } | |
| } | |
| // set the LED: | |
| digitalWrite(Relay1, buttonState); | |
| //(if this is backwards, use: digitalWrite(Relay1, !buttonState); | |
| lastButtonState = reading; | |
| } |
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