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View Full Version : How do I interface a keypad to BS2 Hwk Board



Microman171
05-19-2005, 12:46 PM
How do I Interface a 3 X 4 (3 across by 4 down)
to my basic stamp with no special chips>

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1 + 1 = Window

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Forrest
05-19-2005, 07:46 PM
Nuts and Volts column #22 shows you how to interface a keypad to a BS2 using just resistors. You can download the column and program here www.parallax.com/html_pages/downloads/nvcolumns/Nuts_Volts_Download_V1.asp (http://www.parallax.com/html_pages/downloads/nvcolumns/Nuts_Volts_Download_V1.asp)