Effortless USB-to-I2C Bridging for Developers

Stop wasting time writing microcontroller firmware just to test a sensor. The CP2112 USB to SMBus/I2C Communication Module acts as a direct bridge between your computer (Windows, Mac, or Linux) and your target I2C/SMBus devices. Whether you are an engineer debugging a new PCB or a hobbyist reading data from an environmental sensor, this tool provides immediate access via a robust USB Type-C connection.

Plug-and-Play HID Architecture

Unlike older bridges that require messy custom drivers, the CP2112 utilizes the standard USB HID (Human Interface Device) class. This means native support on most operating systems. Simply plug it in, use the available libraries (Silicon Labs API), and start sending I2C commands immediately.

Powerful Connectivity & GPIO Control

This module is built around the highly integrated Silicon Labs CP2112 controller. Beyond simple communication, it offers:

• 8 Configurable GPIOs: Can be set as Input/Output, Open-Drain/Push-Pull, or for special functions like clock output (48MHz to 94kHz).
• No Firmware Required: All customization is handled through a simple GUI-based configurator on your PC.
• Robust Design: Features on-chip voltage regulation and protection, making it safe for your connected devices.

Ideal for Sensor Calibration

Perfect for working with modules like the CCS811 (Air Quality), BME280, or EEPROMs. The board enables you to read registers and calibrate settings directly from your desktop environment before integrating the sensor into your final microcontroller project.