I bulid an Garage Door Opener with two relais output and keypad with two password for each door one. The Keybord is 0-9 A-D keypad in 4*4 Matrix. #include <avr/pgmspace.h> #define r1 24 //Row 1 connected Pin24 Connection Mega Board #define r2 25 //Row 2 connected Pin25 #define r3 23 //Row …

Garage Door opener with 0-9/A-F Keypad

liuzengqiang August 9, 2010, 12:54am 2

NICE! Waiting for videos!

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