How did you do that? Just removing the device doesn't delete the driver.

It just un-links them Sometimes Windows gives you the extra option to do so but if it thinks it's still in use it doesn't. But if you have the CH340 driver installed, then plug in the CH340 and Windows will just link the driver for you. No need to dig through.inf files. But the fact you 'installed' FTDI drivers for it I start to think it's NOT a CH340 but just a Chinese/counterfeit FTDI which will install with the latest FTDI drivers but just will not work. Google 'FTDI gate'.

If you have this type of Nano, the USB chip on the underside of the board will be long and narrow, and marked WCH CH340G. You need to install a different USB driver for these. Use the following procedure: Download the driver software HERE. If installed correctly you should see an entry “USB-SERIAL CH340 (COMXX). Ares Free Serials Keys.

Download the latest driver for USB-SERIAL CH340 (COM1), fix the missing driver with USB-SERIAL CH340 (COM1). Here you can download latest version of verified & working Windows 7 driver for Mini USB 2.0 to TTL 6Pin CH340G Converter sold as BTE13-009/USB. How To Install Sepm With Sql Oracle more. I run Windows 7 64 bit and was trying for 5 hours (embarrassingly so) to communicate with an Arduino Nano V3.0 purchased on line before I discovered this post. Download CH340 driver for windows 7, windows 8, windows 10 and also for MAC users. Check out how to install driver for ch340g usb to serial converter IC.