• keypad
    hi,what is the driver for an 8 bit keypad?i need ur help,urgent.tnx
  • problem with keypad code
    Got another problem here... i am using 74c922 ic together with the keypad and i am using external interrupt for the keypad code. i want to store four different numbers into an array. when i...
  • problem in keypad of 8051
    i m using micro-controller p89v51rd2 in that i m trying program of keypad which out put show on 7 segment but in that when i m hold the key than out put will be show but after relished the key out put...
  • keypad notes
    i want notes for programming 4*3 keypad using 8051 so can any one give some information about this .
  • Keypad Help
    Hey guys, I am currently trying to interface a 4x4 matrix keypad to 89c52. i have conntected the keypad to 89C52 column and row. Pin 12 is for column1, pin 13 for col 2, pin 14 for col 3, pin 15 for col...