thanks santoshaxl
ref:
the length of cable is not more than one meter from parallel port to hardware ,i have done without that chip 74hct541 direct here is the working circuit
thank u soooooo much dudee.............. seriouslyy....!!! i followed wats exactly shown in the circuit diagram with 12Mhz crystal...
its jus working gr8!
---------- Post added at 19:35 ---------- Previous post was at 19:12 ----------
and now.... im going to happily happily program for a line
maze robot...
thanks everybody!!