CP2112 USB to SMBus/I2C Communication Bridge Module – Debug Board

The CP2112 USB to SMBus Bridge Controller is a highly integrated, plug-and-play USB-to-I2C module designed for seamless communication between USB hosts and SMBus/I2C slave devices. Ideal for embedded systems development, microcontroller interfacing, and rapid prototyping, it eliminates the need for complex firmware or driver development thanks to its standard HID interface.

Using a simple GUI-based configuration tool, developers can easily set up the CP2112 debug board for applications such as sensor data logging, USB dongles, IoT prototyping, and industrial automation.

Key Features & Technical Specifications:

• USB 2.0 Full-Speed compliant (12 Mbps)
• Power supply: USB (4.0V to 5.25V) and device (3.0V to 3.6V)
• I/O voltage support: 1.8V to VDD
• Wide operating temperature range: -40°C to +85°C
• On-chip voltage regulator: 3.45V output
• Integrated reset circuit
• 194-byte programmable ROM for custom product information
• 512-byte SMBus data buffer
• Configurable 7-bit SMBus/I2C slave address
• 8 configurable GPIOs (input/output, open-drain or push-pull, or external clock output)
• Cross-platform support: Windows, macOS, and Linux via HID-to-SMBus API

Example Use Cases:

• Connecting USB to I2C devices like sensors, EEPROMs, and ADCs
• Creating custom USB-based data loggers or industrial controllers
• Integrating I2C devices with PCs for lab testing and diagnostics
• Developing firmware-free USB dongles for embedded applications

Target Applications: IoT development, data acquisition systems, sensor interfacing, portable controllers, USB gadgets, automation projects, lab testing tools

Package Includes:

• 1 × CP2112 Debug Board – USB to SMBus/I2C Communication Module

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