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From: Jonathan Kirwan
Subject: Re: Keypad keys per IO pin
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NNTP-Posting-Date: Thu, 16 Jan 2003 01:57:08 GMT
Organization: AT&T Broadband
Date: Thu, 16 Jan 2003 01:57:08 GMT
On Thu, 16 Jan 2003 12:50:42 +1100, "Michael Culley"
>Do'h! I've made a *huge* balls up. For 6 lines I was calculating
>5x4x3x2x1=120 but I should be adding not multiplying! So it should be
>5+4+3+2+1=15 which is the same as yours :-)
>It is possible to double this by putting a diode on each key, although this
>doesn't get as good a results as the example that was posted.
Yes, I'd imagine that would work just fine.
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