Can some share me the circuit diagram for Connecting The 4X4 keypad and 16X2 Lcd Interfacing With Arduino Board. Is there any external Driver circuit Needed for Interfacing.
How many Being acquired. i checked link but could not able to find proper connection
http://arduino.cc/en/Tutorial/LiquidCrystal I have made connection as per circuit diagram , The LCD is not even blinking Here, Is above connetion is correct or extra driver to be added . any procedure to check LCD working fine or not.