a successor to the 6502.
the 6510 was used in the commodore 64c. successors included the 8502 used in the commodore 128 line.
mos technology 6526
processor an expanded version of the 6502, with which it is compatible. it has 16-bit index registers and stack pointer, a 16-bit direct page register and a 24-bit address bus. used in later models of the apple ii. (1994-10-31)