Circuit Documentation

Summary

This circuit is designed to control a hobby gearmotor using an Adafruit DRV8833 DC-Stepper Motor Driver. The motor driver is powered by a 12V battery and controlled via a toggle switch. The toggle switch allows the user to enable or disable the motor driver.

Component List

1. Adafruit DRV8833 DC-Stepper Motor Driver

   • Description: A dual H-bridge motor driver that can drive two DC motors or one stepper motor.
   • Pins: AOUT2, AOUT1, BOUT1, BOUT2, ASEN, BSEN, VMOTOR, GND, NFAULT, BIN1, BIN2, !SLEEP, AIN2, AIN1, PWRIN

2. Hobby Gearmotor with 48:1 gearbox

   • Description: A small DC motor with a 48:1 gearbox for increased torque.
   • Pins: pin 1, pin 2

3. Toggle Switch

   • Description: A simple on/off switch.
   • Pins: L1, COM, L2

4. 12V Battery

   • Description: A power source providing 12V.
   • Pins: -, +

Wiring Details

Adafruit DRV8833 DC-Stepper Motor Driver

• AIN2 is connected to !SLEEP and VMOTOR of the same motor driver and to COM of the Toggle Switch.
• GND is connected to the - pin of the 12V Battery.
• AOUT1 is connected to pin 2 of the Hobby Gearmotor.
• AOUT2 is connected to pin 1 of the Hobby Gearmotor.

Hobby Gearmotor with 48:1 gearbox

• pin 1 is connected to AOUT2 of the Adafruit DRV8833 DC-Stepper Motor Driver.
• pin 2 is connected to AOUT1 of the Adafruit DRV8833 DC-Stepper Motor Driver.

Toggle Switch

• COM is connected to AIN2, !SLEEP, and VMOTOR of the Adafruit DRV8833 DC-Stepper Motor Driver.
• L1 is connected to the + pin of the 12V Battery.

12V Battery

• + is connected to L1 of the Toggle Switch.
• - is connected to GND of the Adafruit DRV8833 DC-Stepper Motor Driver.

Code

There is no code provided for this circuit.