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MB91151A Datasheet, PDF (1/94 Pages) Fujitsu Component Limited. – 32-bit Proprietary Microcontrollers | |||
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FUJITSU SEMICONDUCTOR
DATA SHEET
DS07-16312-1E
32-bit Proprietary Microcontrollers
CMOS
FR30 Family MB91151A Series
MB91151A
s DESCRIPTION
The MB91151A is a single-chip microcontroller using a 32-bit RISC-CPU (FR30 family) as its core.
s FEATURES
CPU
⢠32-bit RISC (FR30) , load/store architecture, 5-stage pipeline
⢠General-purpose registers : 32 bits à 16
⢠16-bit fixed-length instructions (basic instructions) , 1 instruction/ 1 cycle
⢠Memory-to-memory transfer, bit processing, barrel shift processing : Optimized for embedded applications
⢠Function entrance/exit instructions, and multiple load/store instructions of register contents, instruction systems
supporting high level languages
⢠Register interlock functions, efficient assembly language description
⢠Branch instructions with delay slots : Reduced overhead time in branching executions
⢠Internal multiplier/supported at instruction level
Signed 32-bit multiplication : 5 cycles
Signed 16-bit multiplication : 3 cycles
⢠Interrupt (PC and PS saving) : 6 cycles, 16 priority levels
s PACKAGE
(Continued)
144-pin plastic LQFP
(FPT-144P-M08)
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