Adafruit WCH CH9102F Friend USB to Serial Converter

The Adafruit WCH CH9102F Friend is a USB to Serial converter breakout board featuring the CH9102F USB-Serial chip. It provides fast upload speeds up to 3Mbit/s and offers auto-reset functionality compatible with Arduino/ATmega328 boards.

Designed as a near pin-compatible alternative to the CP2102N, it supports 3.3V signal levels and is 5V compliant, making it versatile for various microcontrollers like Arduino, ESP8266, and ESP32.

• Uses CH9102F USB-Serial chip for fast data transfer (3Mbit/s)
• Auto-reset for Arduino/ATmega328 boards (no manual reset needed)
• USB Type-C connector for modern PC compatibility
• Compatible with 3.3V and 5V signal levels
• Comes with right-angle and male header pins for versatile connection options
• Excellent driver support on Windows and MacOS with guidelines provided
• No driver needed for Linux (except for CTS pin support)

The board matches FTDI cable wiring and includes all modem control pins like DTR, RI, and DSR for comprehensive serial communication control.

Each order contains a fully assembled and tested board with headers for breadboard or FTDI-style connections. Ideal for developers needing reliable and affordable USB to serial conversion.