Nov 5, 2009 #1 D digitalkim Newbie level 6 Joined Oct 27, 2009 Messages 11 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location punjab Activity points 1,357 hi everyone can anyone please tell me how can i interface a 3*5 keypad with c8051f040,, does this microcontroler contain any inbuilt keypad controller or its to be interfaced externally.. thanks
hi everyone can anyone please tell me how can i interface a 3*5 keypad with c8051f040,, does this microcontroler contain any inbuilt keypad controller or its to be interfaced externally.. thanks