Mike Watson wrote:
>
> Hi,
>
> I have a need to operate 3 comm ports on my pc, so bought a
> standard card that has FDD, HDD, game, LPT and 2 COMs. I disabled
> the FDD, HDD and game ports and configured the com ports to
> 3 and 4 using jumpers on the board.
>
> Having installed the card, Win95 detected the new ports. All well
> and good, but in use, com3 stops com1 working and com4 stops com2.
>
> It must (surely) be possible to configure the system so that I can
> use at least three of the ports at the same time.
>
> Anyone help me out on this?
>
> Thanks and regards,
>
> Mike Watson

Are you using differents IRQ?

Miguel.