Based on the arcade game "Pac-Man" designed by Toru Iwatani and first released by Namco in 1980.
Special thanks to Jamey Pittman for "The Pac-Man Dossier" resource.
http://home.comcast.net/~jpittman2/pacman/pacmandossier.html
The keys used to control Attrac-Man and set game speed can be configured by editing the file "layout.nut".