mb91307r Fujitsu Microelectronics, Inc., mb91307r Datasheet - Page 24

• Manufacturer Part Number: mb91307r
• Description: 32-bit Microcontroller Cmos Fr60 Mb91307 Series
• Manufacturer: Fujitsu Microelectronics, Inc.

24
MB91307 Series
Internal Architecture
1. Features
CPU AND CONTROL BLOCK
The FR series CPU is a high-performance core using RISC architecture with a high-capability instruction set
intended for built-in applications.
• Uses of RISC Architecture
• 32-bit architecture
• 4G bytes linear memory space
• Built-in multipliers
• Enhanced interrupt processing
• Enhanced I/O operating instructions
• High code efficiency
• Low power consumption
• Gear function
Basic instruction set: 1 instruction to 1 cycle.
General-purpose registers: 32-bits × 16 registers
32-bit × 32-bit multiplication: 5 cycles
16-bit × 16-bit multiplication: 3 cycles
High-speed response (6 cycles)
Multiple interrupt support
Level masking functions (16 levels)
Memory-to-memory transfer instructions
Bit processing instructions
Basic instruction length: 16 bits
Sleep mode, stop mode