[jdmoreira]

It seems hard to drive a vga display without resorting to fpgas or an avr.

If composite is enough, the NES PPU could be a fun addition to that design :)

[Rhinobird]

Apparently, it can be done with a bunch of TTL logic chips.

http://forum.6502.org/viewtopic.php?f=4&t=3329

[XtalJ]

Yes, the composite solutions sounds more fun :-)