Create Moving Sign with AT89S51

Thread Starter

sutaya

Joined Mar 11, 2009
2
hi all
i am newbie with microcontroller.
i want to make a moving sign project using AT89S51, but i have problem about I/O on the micro. i need many I/O to support my project.
Help me to expand I/O on micro,:confused: please!!


thaks
Sutaya
 

beenthere

Joined Apr 20, 2004
15,808
I would suggest that you need a complete design for the sign. Once you have that, controlling the display becomes possible. A program can't do anything by itself.
 
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