Re: Serial port on 486 motherboard
Posted on 2022-11-22, 18:18
saved me today!!!!! thanks! Ok so there are two standard motherboard pin outs for COM ports, and probably a few proprietary ones. The standard ones are AT/EVEREX type or DTK/INTEL type, the way to check is from pin 5 or pin 9 on the header. If pin 5 is Ground then AT/Everex, if pin 9 is ground then …