/*This software is provided in “AS IS” condition,NO WARRANTIES in any form apply to this software.
 picmicrolab.com 10.24.2017
***************************************************************************************************************
//Stepper Motor Controller with Arduino
*/
//********************************************

void setup() 
{
 // initialize Stepper Motor coil I/O pins.
   pinMode(2, OUTPUT); //
   pinMode(3, OUTPUT); //
   pinMode(4, OUTPUT); //
   pinMode(5, OUTPUT); //
   pinMode(A0, INPUT); //
}

void loop() 
{
  int analog_input = ( analogRead(A0) * 4.9 );
  
//--------------------------------------------------  
if(analog_input > 2100 && analog_input < 2400 )
delay(1);
//--------------------------------------------------
if(analog_input > 800 && analog_input < 2100 )
RotateMotorCW(25);
//--------------------------------------------------
if(analog_input > 400 && analog_input < 800 )
RotateMotorCW(10);
//--------------------------------------------------
if(analog_input  < 400 )
RotateMotorCW(5);
//----------------------------------------------------
//----------------------------------------------------
if(analog_input > 2600 && analog_input < 2900 )
RotateMotorCCW(25);
//--------------------------------------------------
if(analog_input > 2900 && analog_input < 3200 )
RotateMotorCCW(10);
//--------------------------------------------------
if(analog_input  > 3200 )
RotateMotorCCW(5);

else
delay(1);
}


void RotateMotorCW(int MotorDelay)
{
 //-----------------------------------
   digitalWrite(2,HIGH);
   delay(MotorDelay);
   digitalWrite(2,LOW);
   //----------------------------------
   digitalWrite(3,HIGH);
   delay(MotorDelay);
   digitalWrite(3,LOW);
   //----------------------------------
   digitalWrite(4,HIGH);
   delay(MotorDelay);
   digitalWrite(4,LOW);
   //---------------------------------
   digitalWrite(5,HIGH);
   delay(MotorDelay);
   digitalWrite(5,LOW);
}

void RotateMotorCCW(int MotorDelay)
{
  //-----------------------------------
   digitalWrite(5,HIGH);
   delay(MotorDelay);
   digitalWrite(5,LOW);
   //----------------------------------
   digitalWrite(4,HIGH);
   delay(MotorDelay);
   digitalWrite(4,LOW);
   //----------------------------------
   digitalWrite(3,HIGH);
   delay(MotorDelay);
   digitalWrite(3,LOW);
   //---------------------------------
   digitalWrite(2,HIGH);
   delay(MotorDelay);
   digitalWrite(2,LOW);
}