MB91F487
Description
The MB91470/480 series is Fujitsu's general-purpose 32-bit RISC microcontroller, which is designed for embedded control applications that require high-speed processing performance.
Key Features
- 32-bit RISC, load/store architecture, five-stage pipeline
- Operating frequency of 80 MHz (PLL clock multiplied)
- 16-bit fixed-length instructions (basic instructions)
- Instruction execution speed : one instruction per cycle
- Memory-to-memory transfer, bit processing, barrel shift instructions, etc. : instructions suitable for embedded applications
- Register interlock function to facilitate assembly-language coding
- Built-in multiplier/instruction-level support
- Signed 32-bit multiplication : 5 cycles
- Signed 16-bit multiplication : 3 cycles
- Interrupts (save PC and PS) : 6 cycles, 16 priority levels
