the codes are all checked and | Microcontroller › 8051 › problem in interfacing of 4 by 3keypad and LCD › the codes are all checked and July 20, 2011 at 9:42 am #6471 ARPIT SONIParticipant the codes are all checked and are working propely.even the comments are also written ther u shuld check whether the code is for avr or 8051.and check ur circuit
