hi, i didn't got much help online while writing a code to collect the numbers entered from a 4X4 matrix keypad and converting it into a 8 digit number.. here i am pasting a small code (may not be 100% ok, but works ) which collects the keys pressed and converts them into a 8 digit code .. suggest…

Shift register for Keypad entry

Forum 2005-2010 (read only) General Exhibition

system December 1, 2010, 3:30pm 4

Hi Tenom,

liquidcrystal.h are included in IDE. Select import library -> LiquidCrystal.
For keypad.h check this link Arduino Playground - Keypad Library
what exactly u mean by serial struct?

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Shift register for Keypad entry

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