21 Jun
2003
21 Jun
'03
11:08 a.m.
> I just
picked up an IBM PC3270 with the 122 key keyboard. The 122 key
On Sat, 21 Jun 2003, Tony Duell wrote:
I can't rememebr if it's this machine,
but one of the more 'exotic'
original PCs has a somewhat strange keyboard conenction.
There's a card in one of the expansion slots which contains (at least) an
8051 microcontroller. It has a couple of DE9 connectors on the bracket
with one hole (at least) blanked off in each one). There's a 3-ended
cable that connected to one of the DE9s, to the keyboard connector on the
motherboard, and to the cable from the special keyboard.
... and somebody else told me that that card is meant to go into the
"special" slot of the XT (in place of the serial card place holder)