MB91101A 32-bit RISC Microcontroller

MB91101A 32-bit RISC Microcontroller

The MB91101 is a standard single-chip microcontroller constructed around the 32-bit RISC CPU (FR* family) core with abundant I/O resources and bus control functions optimized for high-performance/high-speed CPU processing for embedded controller applications. To support the vast memory space accesse.

Features

FR CPU
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• 32-bit RISC, load/store architecture, 5-stage pipeline Operating clock frequency: Internal 50 MHz/external 25 MHz (PLL used at source oscillation 12.5 MHz) General purpose registers: 32 bits × 16 16-bit fixed length instructions (basic instructions), 1 instruction/1 cycle Memory to memory transfer, bit processing, barrel shifter processing: Optimized for embedded applications Function entrance/exit instructions, multiple load/store instructions of register contents, instruction systems supporting high level languages
• Register interlock functions, efficient assembly languag.