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From: Mike Harding
Subject: Re: converting 4x4 keypads to sinlgle key inputs???
Date: Fri, 17 Jan 2003 08:10:50 +1100
NNTP-Posting-Date: Thu, 16 Jan 2003 21:07:56 +0000 (UTC)
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On Thu, 16 Jan 2003 20:03:24 +0000, Andy
>is there any way of converting 4 x 4 and 3 x 4 matrix keypads so they
>can be used as single key inputs . preferably using discrete components
>but logic ones may be suitable, using 16 buttons doesn't look as nice
>as a keypad , but I'm having problems finding keypads that aren't
>matrixed. Thanks in advance andy
There has been a short (but excellent) thread in this NG
in the last few days called "Keypad keys per IO pin"
which probably isn't exactly what you want but may help.
Otherwise I'd use a PIC whose sole task was to handle
the keypad and output the data in just about any format
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