#RX78

* http://www.old-computers.com/museum/computer.asp?c=478&st=1
* http://homepage3.nifty.com/takeda-toshiya/rx78/index.html
* http://homepage3.nifty.com/takeda-toshiya/rx78/tech.html
* https://github.com/mamedev/mame/blob/master/src/mess/drivers/rx78.c
* http://www.game-nostalgia.net/rx78/rx78.html


