IBT-2 IBT2 BTS7960B DC 43A Stepper Motor Driver H-Bridge PWM Driving Board Module

/*........................

BTS7960 Motor Driver Test

Written By : Mohannad Rawashdeh

Code for :

https://www.instructables.com/member/Mohannad+Rawashdeh/

*/

int RPWM=5;

int LPWM=6;

// timer 0

int L_EN=7;

int R_EN=8;

void setup() {

  // put your setup code here, to run once:

  for(int i=5;i<9;i++){

   pinMode(i,OUTPUT);

   digitalWrite(i,LOW);

  }

  delay(1000);

    Serial.begin(9600);

  }

void loop() {

  // put your main code here, to run repeatedly:

  Serial.println("EN High");

  digitalWrite(R_EN,HIGH);

  digitalWrite(L_EN,HIGH);

  delay(1000);

  for(int i=0;i<256;i++){

    analogWrite(RPWM,i);

//  analogWrite(LPWM,255-i);

    delay(100);

  }

  delay(500);

  for(int i=255;i>0;i--){

    analogWrite(RPWM,i);

  // analogWrite(LPWM,255-i);

    delay(100);

  }

  delay(500);

  Serial.println("EN LOW");

  digitalWrite(R_EN,LOW);

  digitalWrite(L_EN,LOW);

  delay(1000);

  for(int i=0;i<256;i++){

    analogWrite(RPWM,i);

    delay(100);

 }

 delay(500);

 for(int i=255;i>0;i--){

    analogWrite(RPWM,i);

    delay(100);

 }

 delay(500);

}