I've obviously missed something very important.
On those occasions when I wish to use K8CC's NA contest software I setup the
parallel ports as follows:
LPT 1 (0378H, IRQ 7) - Band Control (Selects Dunestar bandpass filter and
also allows paddle input and rig keying)
LPT 2 (0278H, IRQ 5) - W9XT Digital Voice Keyer.
With the latest release of NA (Version 10) the "Two-Radio Switchbox" requires
access to LPT pins 7, 8, 9 & 25 to switch the audio, key & mike between the
Apparently I can't use the W8XT card connector on LPT 2 as it is not a "true"
parallel port device. The Top Ten Decoder is already using these pins for
So I guess the only alternative is to add a LPT 3. But how? All the I/O cards
be restricted to LPT1/LPT2. I've seen a wealth of information on adding more
serial ports for contest applications, but nothing on parallel ports. What
did I miss?
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73, Joe, W5ASP