• Matrix keyboard interfacing
    we are interfacing 3x4 matrix keyboard and interfacing it with port 1 of P89C51RD2 microcontroller. We are connecting column to P1.0 to P1.3 and row to P1.4 to P1.6. could anybody have code in C
  • Need help on Keyboard 5x4 Matrix
    Hi... I need a C code for Keyboard 5x4 Matrix interfacing with 89C52. I have tried but cant control debouncing. If anyone could help me, I 'll be thank ful.
  • keyboard interfacing
    Hi friends, I am doing a small project on 89c51kit i.e interfacing PS/2 keyboard to microcontroller.I need the datasheets or any information about KBD.Plz give me an idea of doing this.How we define...
  • keyboard interfacing
    how do i interface a alphanumeric key board with a st10f168 controller in a keil board. thanks
  • KEYBOARD AND LCD INTERFACING
    This is keyboard interfacing with lcd. it works perfect with logic analyzer, when i dump on to kit its not working. can anyone suggest me some modifications. #include<reg51.h> void lcd_cmd...