USB CDC Touch Relay Control Board CH554
Application: Based on WCH microcontroller, default flashed USB CDC communication application: Basic demo USB to relay control, send 'A' will toggle relay. Baudrate 57600 USB send and read to UART1 interface (TX1 / RX1) Board Features: Relay Control: On board 10A 250VAC, 30VDC relay. Lead out all pins from the microcontroller...