[ct-user] CT, Com Ports, IRQ's and headaches
Jim Reisert
Jim Reisert <AD1C@tiac.net>
Sat, 29 Mar 1997 09:39:13 -0500
At 03:24 PM 3/28/97 +0000, you wrote:
>I'm trying to get CT set up using 4 com ports (2 are new). I never had
>any problems running with just 2, but more computer control stuff euqals
>more com ports. Base addresses are standard, and com 1&3 are IRQ 4 (I
>think) and com 2&4 are IRQ 3 (at any rate, the com ports share irq's).
>The comtsr programs are set up to show the proper IRQ's and base
>addresses, but when I try to use the two com ports that share an IRQ,
>neither device works properly. Do I need to configure for individual
>IRQ's? The software interrupts on the comtsr programs are all different
>for the 4 com ports.
You can't share IRQs with CT. All must be unique.
- Jim AD1C
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Jim Reisert <AD1C@tiac.net> http://www.tiac.net/users/ad1c/
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