problem with lcd iterfacing

i am trying to interface the lcd with at89s51, all codings are ok and the connections as well...but the lcd is displying nothing..its shows only dark squares. What may be the problem Plz help me out...
problem with lcd iterfacing

i am trying to interface the lcd with at89s51, all codings are ok and the connections as well...but the lcd is displying nothing..its shows only dark squares. What may be the problem Plz help me out...
writing to serial eeprom problem

I'm writting to AT24C128 serial eeprom as shown by the datasheet and the read command shown below works, while the write command doesn't. I wrote to the chip using external programmer and it was ok, reading...
writing to serial eeprom problem

I'm writting to AT24C128 serial eeprom as shown by the datasheet and the read command shown below works, while the write command doesn't. I wrote to the chip using external programmer and it was ok, reading...
2 wire serial serial eeprom atmel 24c xx interface

hi i m sameer & new user to keil using eval version keil 3 done project in assmbly language with 2 wire serial serial eeprom atmel 24c xx interface now i want to do it in c i tried it but it not work...