I am using a Windows 10 PC and i am in need of setup a direct AT command link with the HL7800 through its UART. I have a FTDI UART to USB converter in hand, but i seem to be missing the driver on my PC as there is no new COM port showing up on my PC.
Hi @Aron.hui
Please install the USB Serial Converter driver.
You can get it here
USB Serial Converter Driver
Please help to tick “Solution” if your question is answered.