參數(shù)資料
型號(hào): R5F35L23DFE
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, MICROCONTROLLER, PQFP80
封裝: PLASTIC, LQFP-80
文件頁(yè)數(shù): 14/87頁(yè)
文件大?。?/td> 632K
代理商: R5F35L23DFE
REJ03B0307-0110 Rev.1.10 Dec 01, 2009
Page 19 of 83
M16C/5LD Group, M16C/56D Group
2. Central Processing Unit (CPU)
2.
Central Processing Unit (CPU)
Figure 2.1 shows the CPU registers. Seven registers (R0, R1, R2, R3, A0, A1, and FB) out of thirteen
configure a register bank. There are two sets of register banks.
Figure 2.1
Central Processing Unit Registers
R0H(high-order bitsof R0)
b15
b8 b7
b0
R3
INTBH
USP
ISP
SB
Note:
1. These registers configure a register bank. There are two register banks.
C
D
Z
S
B
O
I
U
IPL
R2
b31
R3
R2
A1
A0
FB
b19
INTBL
b15
b0
PC
INTBH is the 4 high-order bits of INTB register and
INTBL is the 16 low-order bits
b19
b0
b15
b0
FLG
b15
b0
b15
b0
b7
b8
Data registers (1)
Address registers (1)
Frame base registers (1)
Program counter
Interrupt table register
User stack pointer
Interrupt stack pointer
Static base register
Flag register
Reserved area
Carry flag
Debug flag
Zero flag
Sign flag
Register bank select flag
Overflow flag
Interrupt enable flag
Stack pointer select flag
Reserved area
Processor interrupt priority level
R1H(high-order bitsof R1)
R0L(low-order bitsof R0)
R1L(low-order bitsof R1)
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