February 14th, 2008, 05:21 PM
COM port = serial port ;)
February 14th, 2008, 11:47 AM
Have a look in Control Panel, Power Options, tab UPS.
Does the UPS have a serial connection? Connect that to the PC also.
February 13th, 2008, 03:51 PM
For what OS?
Maybe you don't need a driver?
IIRC there's already support for UPS on windows.
(Power Option Properties shows an UPS tab)