ok...i am a student studying a course called computer system engineering...in australia..i studying a subjkect called microprocesors..I am supose to write c programme that makes the 7 segment decoder shift and for a keypad to work on it ..and something to do with port A...Does any1 here knows how what source code i need ?and how do i do it?i will post my unfinished programme later..and more info this is general cause im not sure whether anyone knows how to write a programe in c on hardwares..if anyone does pls mesage me i will write in deatil tyvm