Originally Posted by kevtris
[quote=seanriddle]Rik had pics of the inside of "monster burger" (and there's 3 other games in this series) with a D1080 in it, which is totally undocumented too.

No clue what it is, except it must be a 4 bit CPU with LCD drivers.

Mr. Do/Mr. Go (from that same series) is even more cryptic, although I suspect it's probably the same CPU:
[Linked Image from handheldmuseum.com]
Other side:
[Linked Image from handheldmuseum.com]

The Monster Burger pics are in that same folder...