CH341 Programmer Module USB to UART IIC SPI I2C EPP/EME Parallel Port Converter
Support serial port: support USB to UART, I2C, SPI interface. Others: on-board UART and I2C, SPI working status indicator. 5Pcs 6A DC3V 3.3V 5V Electronic Switch Latch Bistable Self-locking Trigger Board.