This article provides further information about how to use USB2UART module.

• Connect USB2UART module to your computer

Connect USB2UART module to your computer

After connected USB2UART module to your computer with a USB cable, you can configue the serial port used by the device, or use SerialCOMVerifier tool to debug the communication.

1. Open Start menu and click "Run", then type in "devmgmt.msc" to open Device Manager. Windows will automatically assign a port number for your USB2UART module, and this number varies at different times. As to our demo, the module is now using COM12 port.

2. Double click "Prolific USB-to-Serial Comm Port" item to check the device status and change serial port configurations.

3. Download SerialCOMVerifier tool from here, and then open it.

4. Select "COM12" from the drop-down port list, then click "Open COM" to connect to USB2UART module. The status bar will show "Connected" to prompt you that the communication has been established successfully.

5. Click "Configuration" button to make sure the settings here are consistent with the one shown in step 2.

6. (Optional) A quick test can be performed simply by connecting RXD and TXD pins of USB2UART module directly. Type any words in the "TX Data" and a respond will be returned at "RX Data" area.

Download SerialCOMVerifier tool