 It was a major advance over both its predecessor, the Motorola 6800, and the related MOS Technology 6502.Among the systems to use the 6809 are the TRS-80 Color Computer and Dragon 32/64 home computers, the Vectrex game system, and early 1980s arcade machines including "Star Wars", "Defender", "", "Joust", and "Gyruss".Series II of the Fairlight CMI digital audio workstation and Konami's "Time Pilot '84" arcade game each use dual 6809 processors.