// Stepper motor on Wokwi!

#include <Stepper.h>

#define ENCODER_CLK 2
#define ENCODER_DT  3

const int stepsPerRevolution = 50;  // change this to fit the number of steps per revolution
int lastClk = HIGH;

// initialize the stepper library on pins 8 through 11:
Stepper myStepper(stepsPerRevolution, 8, 9, 10, 11);

void setup() {
  Serial.begin(115200);
  pinMode(ENCODER_CLK, INPUT);
  pinMode(ENCODER_DT, INPUT);
  // set the speed at 60 rpm:
  myStepper.setSpeed(60);
 
}

void loop() {
  int newClk = digitalRead(ENCODER_CLK);
  if (newClk != lastClk) 
  {
    // There was a change on the CLK pin
    lastClk = newClk;
    int dtValue = digitalRead(ENCODER_DT);

    if (newClk == LOW && dtValue == HIGH) {
      Serial.println("Rotated clockwise ⏩");
      myStepper.step(stepsPerRevolution);
    }
    if (newClk == LOW && dtValue == LOW) {
      Serial.println("Rotated counterclockwise ⏪");
      myStepper.step(-stepsPerRevolution);
    }
  }

  // // step one revolution  in one direction:
  // Serial.println("clockwise");
  // myStepper.step(stepsPerRevolution);
  // delay(500);

  // // step one revolution in the other direction:
  // Serial.println("counterclockwise");
  // myStepper.step(-stepsPerRevolution);
  // delay(500);
}