Intervalometer.pde

#include "NikonRemote.h"

const int potPin = A0;
const int ledPin = 13;
const int irPin = 8;
const int jackPin = 12;

// config values
const int minDelay = 100;
const int blinkLength = 150;
const int canonPulseLength = 40;

NikonRemote camera(irPin);

void setup(){
  Serial.begin(9600);
  pinMode(ledPin, OUTPUT);
  pinMode(jackPin, OUTPUT);
}

void loop() { 
  int val = (analogRead(potPin) * 20) - blinkLength;
  if (val < minDelay) {
    val = minDelay;
  }
  
  Serial.print("Analog read: ");
  Serial.println(val, DEC);

  snap();
  delay(val);
}

void snap() {
  // blink status led
  digitalWrite(ledPin, HIGH);
  
  // snap nikon
  camera.Snap();
  
  // snap canon
  digitalWrite(jackPin, HIGH);
  delay(canonPulseLength);
  digitalWrite(jackPin, LOW);
  
  // end blink
  delay(blinkLength - canonPulseLength);
  digitalWrite(ledPin, LOW);
}