The MB91133/MB91F133, a standard single-chip microcontroller featuring various I/O resources and bus control mechanisms to incorporate the control required for high-performance high-speed CPU processes, is the core unit in the 32-bit RISC CPU (FR family) . This unit has the optimal specifications for incorporating applications that require high-performance CPU processing power by featuring peripheral I/O resources suitable for single-lens reflex cameras, digital video cameras, etc.