USB To UART/I2C/SPI/JTAG Converter, easy to control and debug interface devices via PC, Supports USB to 2ch UART, or USB to 1ch UART 1ch I2C 1ch SPI, or USB to 1ch UART 1ch JTAGSupports 2ch highspeed UART interfaces, up to 9Mbps baud rate, with and hardware automatic flow control. Supports 1ch I2C interface, for easy operating EEPROM through the host computer or programming I2C devices such as OLED and sensor.Supports 1ch SPI interface, with 2x chip select signal pins, capable of controlling 2ch SPI slave devices at different times. Supports 1ch JTAG interface, can be used with for OpenOCD for debugging and testing (Due to the limited testing of chips and software functions, users need to evaluate and test this function on their own)Onboard resettable fuse and ESD protection circuit, provides overcurrent/overvoltage proof, safe and stable communication. Supports for Windows 11 / 10 / 8.1 / 8 / 7, Linux, etc.Application Environments: suitable for college students, technical engineers, electronic enthusiasts, or DIY makers for learning and debuggingMaterial: Metalcolour: BlackPackage Contents: 1 x USB To UART AdapterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/ 13cm.