The Allegro (formerly Sprague) UCN5812 is a relatively inexpensive
display driver that can be used with a three-wire serial input.

Allegro MicroSystems Inc.
115 Northeast Cutoff, Box 15036
Worcester MA 01615

508-853-5000 voice
508-853-7861 fax

....Reg Neale.............standard disclaimer applies.......
"Ignorance is a renewable resource."    P. J. O'Rourke......