hello Pradip,the codes and | Microcontroller › 8051 › problem in interfacing of 4 by 3keypad and LCD › hello Pradip,the codes and July 21, 2011 at 2:28 pm #6485 dagakshayParticipant hello Pradip, the codes and ckts are very proper…. if still that code is not working remove the pullup resistors from the input pins on the keypad… then try let me know it you get if you get it….
