The upgrade also allows one to select to increase the CPU speed from 7.09 to 28.36 MHz but it requires an FPGA core to actually carry it out (which works with the 16 MHz 68SEC000 chips).
The upgrade also allows one to select to increase the CPU speed from 7.09 to 28.36 MHz. It requires an FPGA core (which works with the 16 MHz 68SEC000 chips). This is to actually carry it out.