> ## Documentation Index
> Fetch the complete documentation index at: https://docs.deneyapkart.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Technical Specifications

* Operating Voltage: 3.3V

* Dimensions: 25.4 mm x 38.1 mm

* Weight: 7 g (pins soldered)

* **I2C Address:**

* 0x16 default address

* 0x17 address when ADR1 is short-circuited

* 0x18 address when ADR2 is short-circuited

* 0x19 address when ADR1 and ADR2 are short-circuited

* The product includes 1 I2C connection cable, 10 cm in length.

## Header (Left)

| Module Pin | Description                   | Development Board Pin |
| ---------- | ----------------------------- | --------------------- |
| 3.3V       | 3.3V Supply Voltage           | 3.3V Voltage Output   |
| RES        | Microcontroller Reset (Debug) | No Connection         |
| IN2A       | A0+ Motor PWM Input           | PWM Interface Pin     |
| IN2B       | B0+ Motor PWM Input           | PWM Interface Pin     |
| IN1A       | A0- Motor PWM Input           | PWM Interface Pin     |
| IN1B       | B0- Motor PWM Input           | PWM Interface Pin     |

## Header (Right)

| Module Pin | Description                                         | Development Board Pin |
| ---------- | --------------------------------------------------- | --------------------- |
| GND        | Ground                                              | Ground                |
| SDA        | Bidirectional Data Line                             | SDA                   |
| SCL        | Data Line Clock Synchronization Signal              | SCL                   |
| SWIM       | Microcontroller SWIM Communication Protocol (Debug) | No Connection         |
| STBY       | Motor Driver Enable/Disable Pin                     | Digital Output Pin    |
| MODE       | Motor Driver Control Mode Selection Pin             | Digital Output Pin    |

## I2C Communication Connectors

| Module Pin | Description                            | Development Board Pin |
| ---------- | -------------------------------------- | --------------------- |
| SCL        | Data Line Clock Synchronization Signal | SCL                   |
| SDA        | Bidirectional Data Line                | SDA                   |
| 3V3        | 3.3V Supply Voltage                    | 3.3V Voltage Output   |
| GND        | Ground                                 | Ground                |

## Terminal (Bottom Left)

| Module Pin | Description         |
| ---------- | ------------------- |
| VM         | Motor Supply Input  |
| GND        | Supply Ground Input |

## Terminal (Top Right)

| Module Pin | Description       |
| ---------- | ----------------- |
| BO+        | Motor 2 Input (+) |
| BO-        | Motor 2 Input (-) |

## Terminal (Bottom Right)

| Module Pin | Description       |
| ---------- | ----------------- |
| AO+        | Motor 1 Input (+) |
| AO-        | Motor 1 Input (-) |