參數(shù)資料
型號: R5F21245SDFP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP52
封裝: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件頁數(shù): 7/61頁
文件大?。?/td> 529K
代理商: R5F21245SDFP
R8C/24 Group, R8C/25 Group
2. Central Processing Unit (CPU)
Rev.3.00
Feb 29, 2008
Page 13 of 51
REJ03B0117-0300
2.
Central Processing Unit (CPU)
Figure 2.1 shows the CPU Registers. The CPU contains 13 registers. R0, R1, R2, R3, A0, A1, and FB configure a
register bank. There are two sets of register bank.
Figure 2.1
CPU Registers
R2
b31
b15
b8b7
b0
Data registers(1)
Address registers(1)
R3
R0H (high-order of R0)
R2
R3
A0
A1
INTBH
b15
b19
b0
INTBL
FB
Frame base register(1)
The 4 high order bits of INTB are INTBH and
the 16 low order bits of INTB are INTBL.
Interrupt table register
b19
b0
USP
Program counter
ISP
SB
User stack pointer
Interrupt stack pointer
Static base register
PC
FLG
Flag register
Carry flag
Debug flag
Zero flag
Sign flag
Register bank select flag
Overflow flag
Interrupt enable flag
Stack pointer select flag
Reserved bit
Processor interrupt priority level
Reserved bit
C
IPL
D
Z
S
B
O
I
U
b15
b0
b15
b0
b15
b0
b8
b7
NOTE:
1. These registers comprise a register bank. There are two register banks.
R1H (high-order of R1)
R0L (low-order of R0)
R1L (low-order of R1)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R5F21245SDFP#V2 制造商:Renesas Electronics Corporation 功能描述:R8C/24 24+0/2 52LQFP 10X10 -40 制造商:Renesas Electronics Corporation 功能描述:R8C/24 24+0/2 52LQFP 10X10 -40 TO +85 - Trays 制造商:Renesas Electronics Corporation 功能描述:IC MCU 16BIT 24KB FLASH 52LQFP
R5F21245SDXXXFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 16-BIT CMOS MCU
R5F21245SDXXXLG 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 16-BIT CMOS MCU
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