Sparkfun Electronics RedBot Getting Started page 7

digitalWrite(L_CTRL1, HIGH);
digitalWrite(L_CTRL2, HIGH);
analogWrite(L_PWM, 0);
}
/*******************************************************************************/
void rightMotor(int motorPower)
{
motorPower = constrain(motorPower, -255, 255); // constrain motorPower to -255 to +255
if(motorPower >= 0)
{
// spin CW
digitalWrite(R_CTRL1, HIGH);
digitalWrite(R_CTRL2, LOW);
analogWrite(R_PWM, abs(motorPower));
}
else
{
// spin CCW
digitalWrite(R_CTRL1, LOW);
digitalWrite(R_CTRL2, HIGH);
analogWrite(R_PWM, abs(motorPower));
}
}
/*******************************************************************************/
void rightBrake()
{
// setting both controls HIGH, shorts the motor out -- causing it to self brake.
digitalWrite(L_CTRL1, HIGH);
digitalWrite(L_CTRL2, HIGH);
analogWrite(R_PWM, 0);
}
Magician Chassis
Page 7 of 19