FWIW, there are at least 3 different programs that are reported to enable
the port under XP. I have no idea how well any of them work, but it might
be useful to try the others.
Jerry W4UK
At 15:44 2/6/03 +0000, Jon Harder wrote:
>This is just a heads-up note to those using the UserPort driver to provide
>LPT keying under WinXP. There are apparently some unwanted interactions
>that can cause problems, and even lead the driver itself to stop working.
>
>The bottom line is that I've finally found it necessary to de-install
>UserPort and switch over completely to serial port CW keying under WL.
>
>I was an early adopter and enthusiastic advocate of UserPort. For the
>first several months, all went well. Then I noticed that the LPT entry
>under SetupPorts had greyed out. Reworks of the install procedure as
>outlined on the N1EU website didn't help.
>
>It also appears that there can be destructive interaction between UserPort
>and the Virtual DOS machine in XP. In my case, it was keeping command.com
>from loading, so that I lost all use of a few older specialty DOS programs
>previously well-behaved under XP. After a frustrating repair attempt and
>finally a clean re-install of XP, I discovered that disabling (and now
>removing) UserPort restored the VDM to normal operation.
>
>So, FWIW, I thought I'd post this just for reference. (And the clean
>re-install was really worth it .)
>
>73 to all,
>
>Jon K1US
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