• LCD and Keypad
    Hi, Have anyone try connecting a LCD and keypad to the board before... Can you post your script online? Thanks..
  • matrix keypad multiplex with lcd
    Hi, can anyone help me about using keil c (8052) to use P1_0 to P1_3 as row of matrix keypad pin and also 4 data pins od 16x2 lcd (i.e. P1_0 to P1_3 multiplex with matrix keypad and lcd !). using matrix...
  • keypad to LCD help
    hi, i have been writing an assembly code for 89c51,which allows me to send data to lcd by keypad. But the lcd only showing me the initialize step and, no matter how i hit the keypad button,it wont show...
  • Keypad LCD help
    i'm having a project and it uses LCD and keypad Interface. My problem is I do not know how the data inputted in the keypad will be outputted to the LCD Display.how can it be transmitted to the other device...
  • c code for lcd/keypad interface
    i am searching a keil c code for interfacing lcd/keypad using 8051 to display alphanumeric text like the one in mobile phones