CH341T 2"" USB to I2C/IIC/UART USB to TTL MCU Serial Port Downloader Module
MCU serial port downloader 1. USB to IIC/12C (flash chip, IIC device operation, flashing) can only be Master. 20K, 100K, 400K, 750K multiple adjustable communication rates. ISP mode program download (STC/STM series MCU).