identify CPU MOS Technologies
  
  MOS Technologies
  
  650x (Motorola6800 pin compatible)
  6502 (8bit, used in Apple II, Commodore PET, VIC20, NES)
  6507
  6510 (6502 w/ integrated 6bit Port, used only in Commodore C64)
  8500 (6510 in newer C64 models)
  65816 (16bit, 6502 compatible, used in Apple IIgs, SuperNES) WDC (!) Western 
  Design Center