// Raspberry Pi Pico + Stepper Motor Example
#include <Bounce2.h>
#include <Stepper.h>

const int stepsPerRevolution = 2038;  // change this to fit the number of steps per revolution
// for your motor

// initialize the stepper library on pins 8 through 11:
Stepper myStepper(stepsPerRevolution, 21, 22, 26, 27);
int tst1 = 6;
int tst2 = 1;
int tst3 = 5;
Bounce T1 = Bounce();
Bounce T2 = Bounce();
Bounce T3 = Bounce();
void setup() {
  // set the speed at 60 rpm:
  
  T1.attach(tst1, INPUT);
  T1.interval(25);
  T2.attach(tst2, INPUT);
  T2.interval(25);
  T3.attach(tst3, INPUT);
  T3.interval(25);
//test program
if (int i = 0){
     T1.update();
  if(T1.fell() && i<2){
    myStepper.setSpeed(5);
	  myStepper.step(200);
	  delay(1000);
  i++;
  }
  }
   if(int i = 0){
   T2.update();
  if(T2.fell() && i<2)
  {
     myStepper.setSpeed(10);
	   myStepper.step(-200);
     delay(1000);
  i++;
  }
   }
   
  // initialize the serial port:
  Serial.begin(115200);
}

void loop() {
//test program

myStepper.setSpeed(15);
  T1.update();
  if(T1.fell()){
  myStepper.step(200);
    delay(1000);
    myStepper.step(-200);
  }
  T2.update();
  if(T2.fell())
  {
    myStepper.step(-200);
     delay(1000);
     myStepper.step(200);
  }
 T3.update();
 if(T3.fell())
 {
   myStepper.step(200);
  delay(1000);
  myStepper.step(-200);
 }
  delay(500);
}