PDA

View Full Version : 10 digit keypad



Nerd2
03-05-2007, 01:27 AM
I need a good looking 10 digit key pad.Ě It has to have printed on it
1 2 3 4 5 6 7 8 9 0

I am planing on hooking it upĚto a basic stampĚso the key pad must be a simple N/O switch

PJ Allen
03-05-2007, 02:19 AM
http://www.parallax.com/detail.asp?product_id=27944

Nerd2
03-05-2007, 08:20 AM
How do you use a Matrix Keypad?

PJ Allen
03-05-2007, 09:01 AM
search.parallax.com

http://www.parallax.com/dl/docs/cols/nv/vol1/col/nv22.pdf

Practically all keypads are matrix operations, fewer interconnect wires this way.Ě