rajrahul2391
Junior Member level 1
hello friends,
i m working on 2*2 matrix keyboard system ,in which a password is to be set to open a door (device).can any body suggest me a simple code for that.
thanks in advance .
i m working on 2*2 matrix keyboard system ,in which a password is to be set to open a door (device).can any body suggest me a simple code for that.
thanks in advance .