Possible problems between arduino nano and grove uart wifi

I’m afraid there will be problem. Does it require some specific programming because the USB communication uses the same serial lines?

Hi,

Please refer the following links
https://www.arduino.cc/en/Tutorial/SoftwareSerialExample.
http://www.seeedstudio.com/wiki/WiFi_Serial_Transceiver_Module

This could help you.

Thanks and Regards