Using a 74123 TTL this circuit was found in the Radio Elecronics magazine of June 1975. The power supply must be 5 V. The capacitor determines the activation time.
This experimental circuit for moving a stepper motor was found in a 2002 documentation. However, given...
This traditional stable configuration with the TTL 7400 integrated circuit was obtained in a...
A motor of up to 500 mA can be controlled by the logic levels applied to the inputs of this...