Neon effect

[andrej]

Thanks,

finally found time to complete this

[RussMartin]

His projects don't use a PIC, but you might take a look at:

http://www.hometown.aol.com/tractionfan/projects.htm

You can make a PIC emulate the twisted ring counter he uses, or do it with random number generation, all without EEPROM tables. If you want some code examples of both approaches, I can send them to you.