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AVR240: 4-by-4 Keypad—Wake Up On Keypress

Posted: 30 Aug 2000  Print Version  Bookmark and Share Subscribe

Keywords: atmel  keypad  avr240  at90s1200  keypad 

[Summary of tips] This application note describes a simple interface to a 4-by-4 keypad designed for low power battery operation.View the PDF document for more information.
 

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