A serial port open failure-CodePudding

For a long time useless, burning today shows a serial port open failure, it can be to do

CodePudding user response:

Optional COM6, right? If you use the usb transfer list of burning device, that you choose com6 affirmation is wrong, should be selected with a usb COM port of the characters,
If it was COM6, burning device that change the USB port

CodePudding user response:

Plug the USB plug, to see in the resource manager com6 normal?

CodePudding user response:

Inside a computer device manager see tieline is to use the serial port and select one to open