interfacing multi seven segment with 8051

[BILAL sadiq]

hi and salam to every one

i want to know (if some one can help me ishall be very thankful to him/her)
i am using 89c51 (code must be in assembly language) to interface it with 8 seven segment display
and i want to ” scroll “message on it

” HELLO BIL “

but im not gettig how to do this,,,,
plz
help me and guide me about POV (PERSISTANCE OF VISSION),,how can we calculate it on 8051 assembly language code
plz
plx
plz help me
waitng for your nice reply

[dagakshay]

here i am sending you the links for POV using seven segement
http://www.engineersgarage.com/microcontroller/8051projects/stopwatch-AT89C51-circuit

the above link has given the code in C language, for its asm code refer the link given below
http://www.engineersgarage.com/forums/8051/c-code-assembly-code 

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