BLD 12 A Driver interface with Arduino

[kopparapu_hemanth]

// Define control signal pins
const int brkPin = 2;
const int enPin = 3;
const int frPin = 4;
const int svPin = 5;

void setup() {
  // Initialize control signal pins
  pinMode(brkPin, OUTPUT);
  pinMode(enPin, OUTPUT);
  pinMode(frPin, OUTPUT);
  pinMode(svPin, OUTPUT);
  
  // Default states
  digitalWrite(brkPin, HIGH); // Brake off (BRK and COM connected)
  digitalWrite(enPin, HIGH);  // Motor enabled (EN and COM connected)
  digitalWrite(frPin, HIGH);  // Default direction (F/R and COM disconnected -> clockwise)
}

void loop() {
  // Example control sequences
  // Set motor speed (0-255)
  analogWrite(svPin, 128); // 50% speed
  
  delay(2000); // Run for 2 seconds
  
  // Change motor direction
  digitalWrite(frPin, LOW); // F/R and COM connected -> counterclockwise
  delay(2000); // Run for 2 seconds
  
  // Apply brake
  digitalWrite(brkPin, LOW); // BRK and COM disconnected -> brake
  delay(2000); // Brake for 2 seconds
  
  // Release brake and stop motor
  digitalWrite(brkPin, HIGH); // BRK and COM connected -> brake off
  digitalWrite(enPin, LOW);   // EN and COM disconnected -> motor stop
  
  delay(2000); // Stop for 2 seconds
  
  // Re-enable motor and set speed
  digitalWrite(enPin, HIGH);  // Motor enabled
  analogWrite(svPin, 200);    // 80% speed
  delay(2000); // Run for 2 seconds
  
  // Change motor direction again
  digitalWrite(frPin, HIGH); // F/R and COM disconnected -> clockwise
  delay(2000); // Run for 2 seconds
}