Arduino rotating photo table

turntable.ino

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Project name: Arduino rotating photo table
Project page: https://electronza.com/arduino-rotating-photo-table/

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// stepper motor configuration, stepper click in slot #1
int dirPin = 10;
int stepperPin = 6;
int MS1 = 14;
int MS2 = 17;

// relay configuration; relay click is in slot #2
int relayPin = 5;

int i; // required for the loop

void setup() {
  pinMode(dirPin, OUTPUT);
  pinMode(stepperPin, OUTPUT);
    pinMode(relayPin, OUTPUT);
    pinMode(MS1, OUTPUT);
    pinMode(MS2, OUTPUT);
    delay(5000); // wait for 5 seconds before stating the routine
}

// stepper motor routine
void step(boolean dir,int steps){
  digitalWrite(dirPin,dir);
  delay(50);
  for(int i=0;i<steps;i++){
    digitalWrite(stepperPin, HIGH);
    // adjust the delays according to the motor you use
    // some motors have a high inertia, and require a longer "low" delay
    delayMicroseconds(250);
    digitalWrite(stepperPin, LOW);
    // you can adjust this delay to increase the time
    // between steps, for a smoother movement
    delayMicroseconds(750);
    // with the above delaysd each step is made in 1 sec
  }
}

void loop(){
  // 1/4 step mode
  digitalWrite(MS1, HIGH);
  digitalWrite(MS2, HIGH);
  delay(1000);
  // i gives the number of pictures
  for (int i = 1; i < 21; i++) {
  // 200 steps per revolution
  // 20 pictures, 200 / 20 = 10 steps
  // with 8 microsteps we have 10 * 8 = 800 pulses to make this rotation
  step(true,8);
  delay(500); // time for the platform to stabilize
  digitalWrite(relayPin, HIGH);
  delay(200); // time to keep shutter pressed
  digitalWrite(relayPin, LOW);
  delay(2000);  // increase if you need a longer exposure time
  // delay(5000);  // increase if longer exposure time
  }
  while(1); // stay here
}