Add Arduino power script
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/*
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* Power: Activate a relay to simulate pressing the power button of a PC
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* A Raspberry Pi or clone must be attached to I2C.
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* TODO: add IR support
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*/
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#include <IRremote.h>
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#include <Wire.h>
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const int RECV_PIN = 11;
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const int ledPin = 13;
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int incomingByte = 0;
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IRrecv irrecv(RECV_PIN);
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decode_results results;
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void setup()
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{
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Serial.begin(9600);
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// In case the interrupt driver crashes on setup, give a clue
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// to the user what's going on.
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Serial.println("Enabling IRin");
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irrecv.enableIRIn(); // Start the receiver
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Serial.println("Enabled IRin");
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pinMode(12, OUTPUT);
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digitalWrite(12, LOW);
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pinMode(7, INPUT);
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// i2c code
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Wire.begin(0x8); // join i2c bus with address #8
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Wire.onReceive(receiveEvent); // register event
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pinMode(ledPin, OUTPUT);
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digitalWrite(ledPin, LOW); // turn it off
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}
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void loop() {
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if (irrecv.decode(&results)) {
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Serial.println(results.value);
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if(results.value == 16580863) {
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pressTheButton();
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}
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irrecv.resume(); // Receive the next value
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}
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delay(100);
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if(digitalRead(7)) { // In case the user presses the original power button
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pressTheButton();
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delay(1000);
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}
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if (Serial.available() > 0) {
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// read the incoming byte:
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incomingByte = Serial.read();
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if(incomingByte == 120) {
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pressTheButton();
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}
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}
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//pressTheButton();
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}
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void receiveEvent(int howMany) {
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Serial.println("event");
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while (Wire.available()) { // loop through all but the last
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int c = Wire.read(); // receive byte as a character
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if(c == 120) {
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pressTheButton();
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}
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}
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}
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void pressTheButton() {
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if(millis() > 5000) { // Avoid any bootup false inputs
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digitalWrite(12, HIGH); // toggle relay for power button for 0.5 sec
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digitalWrite(ledPin, HIGH);
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sei(); //Enables interrupts
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delay(500); //Wait 1 second
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//cli();
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//delay(500);
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digitalWrite(12, LOW);
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digitalWrite(ledPin, LOW);
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Serial.println("button pressed!");
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}
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}
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