參數(shù)資料
型號: MB91101APF-G-JNE1
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 50 MHz, RISC MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 3.35 MM HEIGHT, 0.65 MM PITCH, PLASTIC, QFP-100
文件頁數(shù): 14/100頁
文件大?。?/td> 2083K
代理商: MB91101APF-G-JNE1
MB91101 Series
20
DS07-16301-6E
2.
Registers
The FR family has two types of registers; dedicated registers embedded on the CPU and general-purpose
registers on memory.
Dedicated registers
Program counter (PC):
32-bit length, indicates the location of the instruction to be executed.
Program status (PS):
32-bit length, register for storing register pointer or condition codes
Table base register (TBR):
Holds top address of vector table used in EIT (Exceptional/Interrupt/Trap)
processing.
Return pointer (RP):
Holds address to resume operation after returning from a subroutine.
System stack pointer (SSP): Indicates system stack space.
User's stack pointer (USP): Indicates user’s stack space.
Multiplication/division result register (MDH/MDL): 32-bit length, register for multiplication/division
Program status (PS)
The PS register is for holding program status and consists of a condition code register (CCR), a system
condition code register (SCR) and an interrupt level mask register (ILM).
PC
PS
TBR
RP
SSP
USP
MDH
MDL
Program counter
Program status
Table base register
Return pointer
System stack pointer
User’s stack pointer
Multiplication/division result
register
Indeterminate
32 bits
XXXX XXXXH
000F FC00H
XXXX XXXXH
0000 0000 H
XXXX XXXXH
Initial value
ILM4 ILM3 ILM2 ILM1
ILM0
D1
D0
T
S
ZC
V
N
I
31 to 21 20
19
18
17
15 to 11
16
10
9
8
7
5
62
0
1
3
4
ILM
SCR
CCR
PS
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