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hi all
i am very much new to embedded systems ok so i really need help..i am using an keil board mcb 2140 with arm7 lpc2148. i am trying to interface a lcd and a keypad..i hav emade all the hardware connection required and in the display it shows the square matrix as well, now wen i send some data or any command to the lcd it has no effect..coud u please tel me wat would be the problem
Post all your code here and we will have a look for it.