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AN_1231

Title:
AVR242: Multiplexing LED Drive & a 4x4 Keypad on tinyAVR and megaAVR devices
Name:
AN_1231
Date:
12/10/2016
Description:
This Application Note describes a comprehensive system providing a 4 x 4 keypad as input into a real time clock/timer with two outputs and controls external loads and a four digit mulitplexed LED display.
 
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