Quote Originally Posted by sixty9sandals View Post
i ve recheck all the wiring..n its all just like the diagram..n ive also have check the define as what u have advice me..but now..my lcd do display something..a gud news for me..but the bad news is..it keep displays 2 line of black boxes..why is that happen?
But...have you varied the voltage on the contrast pins...like I said in the post above!
In my experience, 2 rows of black boxes sometimes indicates not enough start up time.