The micro:bit can communicate with the motor driver through connections.

The is used to amplify the power supplied to the dc motor from the microbit.

The signal is used to control the speed of a DC motor.

The direction of rotation of a DC hobby motor can be reversed by swapping the of the connections.

DC hobby motors are often categorized based on their (revolutions per minute).

To rotate in the opposite direction, the polarity of the DC hobby motor's power source must be .

DC hobby motors are powered by .