Well, the decapped chips have been photographed, but they haven't been made into working diagrams like that 6502 one. The important thing about the decapped ch

Well, the decapped chips have been photographed, but they haven't been made into working diagrams like that 6502 one. The important thing about the decapped chips is that any on-board ROM has been dumped (electrically, not visually) so that they can be emulated with an opcode interpreter, just like other emulators.