Simple arduino code to shoot using chdk

gistfile1.ino

/*
   Camera shooter.
   Simple code to use in a usb remote control using chdk
   Using TwoPress switch mode
*/

void setup() {                
  // pin 13 is just to view the status of trigger cycle
  pinMode(13, OUTPUT);
  // trigger pin
  pinMode(9,OUTPUT);
}

void loop() {
  // Shoot half - prepare to shoot ( charge flash, focus/ exposure)
  digitalWrite(9,HIGH);
  digitalWrite(13,HIGH);
  // wait 5 sec in this state.
  delay(5000);

  //release the button
  digitalWrite(9,LOW);  
  digitalWrite(13, LOW);
  delay(5);
  // shoot full
  digitalWrite(9,HIGH);
  digitalWrite(13,HIGH);
  delay(200);
  digitalWrite(9,LOW);
  digitalWrite(13,LOW);
  delay(16000);
}