Thanks for your help, didnt know that we could not use a 9V battery to power the motor driver. Is it necessary to connect the motor driver ground and the Arduino ground? Our Arduino has a seperate power source so I did not think it mattered.
Thanks for your help, didnt know that we could not use a 9V battery to power the motor driver. Is it necessary to connect the motor driver ground and the Arduino ground? Our Arduino has a seperate power source so I did not think it mattered.