A video game system includes a game cartridge which is pluggably attached to a main console having a main processor, a 3D graphics generating coprocessor, expandable main memory and player controllers. A multifunctional peripheral processing subsystem external to the game microprocessor and coprocessor...http://www.google.com/patents/US6383079?utm_source=gb-gplus-sharePatent US6383079 - High performance/low cost video game system with multi-functional peripheral processing subsystem
High performance/low cost video game system with multi-functional peripheral ...