A high-performance USB to UART adapter module based on the CH343G chip, offering data rates up to 6 Mbps—significantly faster than older CH340G-based adapters. Features a USB-C connector and adjustable voltage levels for compatibility with a wide range of microcontrollers and embedded systems.

Built-in protection circuits guard against surges, static discharge, and overcurrent, making this a robust choice for development and debugging work.

Key Features

• CH343G Chip – High-speed data transfer up to 6 Mbps
• Adjustable Voltage – Supports 5V, 3.3V, 2.5V, and 1.8V logic levels
• USB-C Connector – Modern, reversible connection
• Comprehensive Protection – Resettable fuse, TVS diodes, and IO protection circuits
• Selectable TTL Output – Onboard jumper to switch between 3.3V and 5V
• Quality Construction – Double-sided black PCB with gold plating

Specifications

• Chip – CH343G
• Max Baud Rate – 6 Mbps
• Logic Levels – 1.8V / 2.5V / 3.3V / 5V
• OS Support – Windows 7/8/10/11, Mac, Linux, Android

Package Contents

• 1× CH343 USB UART Board
• 1× 6-pin squid wire

Resources

• Waveshare Wiki