1 meter line long brush line, PL2303HX,USB to COM,USB to TTL line, download line.

Line order definition Red +5V black GND white RXD green TXD

Connection method

Brush machine only needs 3 wires, generally only use RX,TX,GND three signal wires, VCC do not need to be connected, above is the friend of 4, 5 pins, do not need to be connected to VCC and BT pins, when using, please connect RXD to the TX of the target board, TXD to the RX of the target board,GND to GND, if not, switch TX and RX

Module usage method

1. Install the driver.

2. Restart the computer.

3, plug the module into the USB port of the computer, the system will automatically install the driver

4. Connect TXD and RXD (that is, insert one end of a Dupont wire into TXD and one end into RXD), so that the module can be self-reachable.

5. Open [serial debugger]