moving message using 3 displays

hii,
i am using a 8751 microcontroller and and hdsp2112 display.i want to display a message which contains more than 8 characters.i got scrolling for a single display but couldnt scroll the message using 3 displays could u please help me.hdsp is a led display which is 5*7 containing 8 positions.i gave address to port2 and data to port 0.for selecting display i gave 3 pins connecting from display to 8751 in port1.finally i also gave a write bar to port 1 from the 3 displays.i need to write the code in assembly language!!!!!

Hello friend my name is vijaya kumar pallapati. friend plz send you full circuit diagram and code in assembly, my eMail ID cool.pvk@gmail.com