The 12-switch arrangement can be used to interface a numeric keypad to a microcontroller, in this case, an ATmega8

AuthorsKartik Joshi
Main DocumentArticle «Novel Switch Interface Scheme Reduces Microprocessor Pin Count»
DescriptionFigure 3
File Format / SizePDF / 33 Kb
Document Languageenglish

The 12-switch arrangement can be used to interface a numeric keypad to a microcontroller, in this case, an ATmega8

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