The WCH USB to JTAG/SPI/I2C/Parallel/GPIO Interfaces 2.6 Driver enables Windows systems to communicate with WCH multifunction USB interface chips used in embedded development, debugging, and hardware control. This driver provides stable support for JTAG debugging, SPI and I2C communication, parallel data transfer, and general-purpose I/O access over USB. Version 2.6 is compatible with Windows 11, Windows 10, Windows 8.1, and Windows 7 in both 32-bit and 64-bit editions. It also supports Windows Server 2022, 2019, 2016, and 2012 R2 making it suitable for development workstations and server-based automation or testing environments
- CH341 for USB to SPI/I2C/EPP parallel/MEM parallel
- CH347 for 480Mbps high speed USB to JTAG/SPI/I2C/GPIO
- CH339 USB to SPI/I2C
