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AVR242: 8-bit Microcontroller Multiplexing LED Drive and a 4x4 Keypad

Posted: 04 Apr 2003 ?? ?Print Version ?Bookmark and Share

Keywords:Atmel? AVR microcontroller? avr mcu? avr242? 8 bit mcu?

This application note describes a comprehensive system providing a 4x4 keypad as input into a Real Time Clock/Timer with two outputs.

View the PDF document for more information.

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