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R01UH0336EJ0102 Rev.1.02
Page 22 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 1 Introduction
1.2 Characteristics
CPU core
V850E2M: 2 units (with lockstep operation)
One CPU core for normal operation (master CPU), and one CPU core to
monitor the first for normal operation (checker CPU)
Number of
instructions
Normal instructions: 98
Debug instructions: 3
Minimum
instruction
execution times
20.83, 15.625, 12.5 ns (for internal operation at 48, 64, and 80 MHz)
General purpose
registers
32 bits × 32
Instruction set
V850E2v3
Signed multiplication (32 bits × 32 bits
64 bits): 1 or 2 CPU clock cycles
Saturation calculation instruction (with overflow/underflow detection)
32-bit arithmetic/logic shift instruction: 1 CPU clock cycle
Bit-manipulation instructions
Loading/storing instructions in long/short formats
Signed load instruction
Memory space
512-Mbyte address space (common for programs and data)
On-chip memory
Flash memory: 384 Kbytes
Data flash: 16 Kbytes
RAM: 24 Kbytes
Interrupts/
exceptions
All interrupts: 131 sources
External interrupts: 10 (max.)
Internal interrupts: 110 sources (max.)
Software interrupts: 11 sources
Exceptions: 21 sources
16 levels available for use in prioritization
Содержание V850 Series
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