[lcdproc] suggestions for keypad w/ lcdproc?
Wade Hampton
whampton@staffnet.com
Tue, 05 Jun 2001 07:35:14 -0400
Greetings,
I am connecting a 3x3 keypad to the parallel
port in addition to my winamp-connected HD44780.
I currently plan on using a latch and reading them
on 3 of the input linnes:
SEL (17) clock for latch
D0..2 row drivers, input to the latch
FAULT inputs (which 3 TBD)
PAPEREND
ACK
BUSY
Questions:
1) Anyone have a similar configuration?
2) Anyone have code to do something similar
(e.g., a thread to read the keys)?
3) Any interest in folding this back into lcdproc
in the future? My initial plan is to do this
outside of lcdproc.
BTW, I am adding a bunch of documentation and making
a few cleanups to the hd44780 source files for lcdproc.
I also had some problems with using a LCD via the
4-bit mode on 0.4.1. The same hardware worked fine
on 0.4pre9. As the 4-bit mode is very slow, I decided
to go 8-bit (hence complicating my keypad).
Cheers,
--
W. Wade, Hampton <whampton@staffnet.com>
If Microsoft Built Cars: Every time they repainted the
lines on the road, you'd have to buy a new car.
Occasionally your car would just die for no reason, and
you'd have to restart it, but you'd just accept this.
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