Arduino IBT_2 Motor Driver & RC receiver code .ino

// USE Arduino IDE 1.0.5-r2 or this will NOT WORK !!
// Get older Arduino IDE's here -> https://www.arduino.cc/en/main/OldSoftwareReleases

#define rcPin1 8   // Pin 8 Connected to CH1 of Transmitter;

int ch1 = 0;  // Receiver Channel 1 PPM value
int speedValue = 511; // Set speed to zero at start
int RPWM_Output = 5; // Arduino PWM output pin 5; connect to IBT-2 pin 1 (RPWM)
int LPWM_Output = 6; // Arduino PWM output pin 6; connect to IBT-2 pin 2 (LPWM)

void setup() {
  pinMode(rcPin1, INPUT);
  Serial.begin(115200);
  pinMode(RPWM_Output, OUTPUT);
  pinMode(LPWM_Output, OUTPUT);
}

void loop() {

// Read in the length of the signal in microseconds
  ch1 = pulseIn(rcPin1, HIGH, 20000);  // (Pin, State, Timeout)
  speedValue = map(ch1, 1000,2000,200,1023);

   if (speedValue < 512)
  {
    // reverse rotation
    int reversePWM = -(speedValue - 511) / 2;
    analogWrite(LPWM_Output, 0);
    analogWrite(RPWM_Output, reversePWM);
  }
  else
  {
    // forward rotation
    int forwardPWM = (speedValue - 512) / 2;
    analogWrite(LPWM_Output, forwardPWM);
    analogWrite(RPWM_Output, 0);
  }

  // delay(50);

}