Windows serial ports above COM9 not working

[jamesbowman]

Force the serial port to COM10 or higher:

https://plugable.com/2011/07/04/how-to-change-the-com-port-for-a-usb-serial-adapter-on-windows-7/

Then trying to use with spicl or spigui fails.

This article says that prefixing all port names with

\\.\

is the correct way to fix this issue.

https://support.microsoft.com/en-us/help/115831/howto-specify-serial-ports-larger-than-com9

[jamesbowman]

• [x] update main documentation on Windows serial port assignment