DC Motor Driver HAT(V1.0) for Raspberry Pi
Raspberry Pi HAT for driving two DC motors (with encoder support) via I2C using an STM32 controller and TB6612FNG driver chip.
Pinout
- +Pinout table row 1
External power positive input for the motor driver board.
Type · PowerVoltage · 7V-12V external motor supply - -Pinout table row 2
External power negative / ground return for the motor supply.
Type · Ground - E1+Pinout table row 3
Encoder 1 positive supply/output connection for a motor encoder.
Type · Power - E1-Pinout table row 4
Encoder 1 negative / ground connection.
Type · Ground - E1APinout table row 5
Encoder 1 A-phase output signal.
Type · GPIO - E1BPinout table row 6
Encoder 1 B-phase output signal.
Type · GPIO - M1+Pinout table row 7
Motor 1 positive terminal.
Type · Power - M1-Pinout table row 8
Motor 1 negative terminal.
Type · Power - M2-Pinout table row 9
Motor 2 negative terminal.
Type · Power - M2+Pinout table row 10
Motor 2 positive terminal.
Type · Power - E2BPinout table row 11
Encoder 2 B-phase output signal.
Type · GPIO - E2APinout table row 12
Encoder 2 A-phase output signal.
Type · GPIO - E2-Pinout table row 13
Encoder 2 negative / ground connection.
Type · Ground - E2+Pinout table row 14
Encoder 2 positive supply/output connection for a motor encoder.
Type · Power - Raspberry Pi 40-pin header: SDASCLRaspberry Pi HAT connector, logical interface from specification
Raspberry Pi HAT connector uses I2C to communicate with the onboard STM32 motor controller at default address 0x10.
Type · I2CVoltage · 5V logic board, I2C communication
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| + | Pinout table row 1 | Power | External power positive input for the motor driver board. | 7V-12V external motor supply |
| - | Pinout table row 2 | Ground | External power negative / ground return for the motor supply. | |
| E1+ | Pinout table row 3 | Power | Encoder 1 positive supply/output connection for a motor encoder. | |
| E1- | Pinout table row 4 | Ground | Encoder 1 negative / ground connection. | |
| E1A | Pinout table row 5 | GPIO | Encoder 1 A-phase output signal. | |
| E1B | Pinout table row 6 | GPIO | Encoder 1 B-phase output signal. | |
| M1+ | Pinout table row 7 | Power | Motor 1 positive terminal. | |
| M1- | Pinout table row 8 | Power | Motor 1 negative terminal. | |
| M2- | Pinout table row 9 | Power | Motor 2 negative terminal. | |
| M2+ | Pinout table row 10 | Power | Motor 2 positive terminal. | |
| E2B | Pinout table row 11 | GPIO | Encoder 2 B-phase output signal. | |
| E2A | Pinout table row 12 | GPIO | Encoder 2 A-phase output signal. | |
| E2- | Pinout table row 13 | Ground | Encoder 2 negative / ground connection. | |
| E2+ | Pinout table row 14 | Power | Encoder 2 positive supply/output connection for a motor encoder. | |
| Raspberry Pi 40-pin header: SDASCL | Raspberry Pi HAT connector, logical interface from specification | I2C | Raspberry Pi HAT connector uses I2C to communicate with the onboard STM32 motor controller at default address 0x10. | 5V logic board, I2C communication |
Pin details
15 connections- +Pinout table row 1
External power positive input for the motor driver board.
PowerVoltage · 7V-12V external motor supply - -Pinout table row 2
External power negative / ground return for the motor supply.
Ground - E1+Pinout table row 3
Encoder 1 positive supply/output connection for a motor encoder.
Power - E1-Pinout table row 4
Encoder 1 negative / ground connection.
Ground - E1APinout table row 5
Encoder 1 A-phase output signal.
GPIO - E1BPinout table row 6
Encoder 1 B-phase output signal.
GPIO - M1+Pinout table row 7
Motor 1 positive terminal.
Power - M1-Pinout table row 8
Motor 1 negative terminal.
Power - M2-Pinout table row 9
Motor 2 negative terminal.
Power - M2+Pinout table row 10
Motor 2 positive terminal.
Power - E2BPinout table row 11
Encoder 2 B-phase output signal.
GPIO - E2APinout table row 12
Encoder 2 A-phase output signal.
GPIO - E2-Pinout table row 13
Encoder 2 negative / ground connection.
Ground - E2+Pinout table row 14
Encoder 2 positive supply/output connection for a motor encoder.
Power - Raspberry Pi 40-pin header: SDASCLRaspberry Pi HAT connector, logical interface from specification
Raspberry Pi HAT connector uses I2C to communicate with the onboard STM32 motor controller at default address 0x10.
I2CVoltage · 5V logic board, I2C communication
Start wiring
PWM · I2C · UART · Wide input · Breakout
Confirm the data interface matches your host board.
Module pins: +, -, E1-, E2-, Raspberry Pi 40-pin header: SDA/SCL. Schematik maps them to your board in the app.
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