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参数资料
型号： R5F213G5DDSP
元件分类： 微控制器/微处理器
英文描述： 8-BIT, FLASH, 20 MHz, MICROCONTROLLER, PDSO24
封装： 5.60 X 7.80 MM, 0.65 MM, PLASTIC, SSOP-24
文件页数： 7/45页
文件大小： 521K
代理商： R5F213G5DDSP
R8C/3GD Group
4. Special Function Registers (SFRs)
REJ03B0289-0100 Rev.1.00
Feb 26, 2010
Page 13 of 41
4.
Special Function Registers (SFRs)
An SFR (special function register) is a control register for a peripheral function. Tables 4.1 to 4.7 list the special
function registers and Table 4.8 lists the ID Code Areas and Option Function Select Area.
Table 4.1
SFR Information (1) (1)
X: Undefined
Notes:
1.
The blank areas are reserved and cannot be accessed by users.
2.
The CWR bit in the RSTFR register is set to 0 after power-on and voltage monitor 0 reset. Hardware reset, software reset, or watchdog timer
reset does not affect this bit.
3.
The CSPROINI bit in the OFS register is set to 0.
4.
The LVDAS bit in the OFS register is set to 1.
5.
The LVDAS bit in the OFS register is set to 0.
Address
Register
Symbol
After Reset
0000h
0001h
0002h
0003h
0004h
Processor Mode Register 0
PM0
00h
0005h
Processor Mode Register 1
PM1
00h
0006h
System Clock Control Register 0
CM0
00101000b
0007h
System Clock Control Register 1
CM1
00100000b
0008h
Module Standby Control Register
MSTCR
00h
0009h
System Clock Control Register 3
CM3
00h
000Ah
Protect Register
PRCR
00h
000Bh
Reset Source Determination Register
RSTFR
0XXXXXXXb (2)
000Ch
Oscillation Stop Detection Register
OCD
00000100b
000Dh
Watchdog Timer Reset Register
WDTR
XXh
000Eh
Watchdog Timer Start Register
WDTS
XXh
000Fh
Watchdog Timer Control Register
WDTC
00111111b
0010h
0011h
0012h
0013h
0014h
0015h
High-Speed On-Chip Oscillator Control Register 7
FRA7
When shipping
0016h
0017h
0018h
0019h
001Ah
001Bh
001Ch
Count Source Protection Mode Register
CSPR
00h
10000000b (3)
001Dh
001Eh
001Fh
0020h
0021h
0022h
0023h
High-Speed On-Chip Oscillator Control Register 0
FRA0
00h
0024h
High-Speed On-Chip Oscillator Control Register 1
FRA1
When shipping
0025h
High-Speed On-Chip Oscillator Control Register 2
FRA2
00h
0026h
On-Chip Reference Voltage Control Register
OCVREFCR
00h
0027h
0028h
Clock Prescaler Reset Flag
CPSRF
00h
0029h
High-Speed On-Chip Oscillator Control Register 4
FRA4
When Shipping
002Ah
High-Speed On-Chip Oscillator Control Register 5
FRA5
When Shipping
002Bh
High-Speed On-Chip Oscillator Control Register 6
FRA6
When Shipping
002Ch
002Dh
002Eh
002Fh
High-Speed On-Chip Oscillator Control Register 3
FRA3
When shipping
0030h
Voltage Monitor Circuit Control Register
CMPA
00h
0031h
Voltage Monitor Circuit Edge Select Register
VCAC
00h
0032h
0033h
Voltage Detect Register 1
VCA1
00001000b
0034h
Voltage Detect Register 2
VCA2
00h (4)
00100000b (5)
0035h
0036h
Voltage Detection 1 Level Select Register
VD1LS
00000111b
0037h
0038h
Voltage Monitor 0 Circuit Control Register
VW0C
1100X010b (4)
1100X011b (5)
0039h
Voltage Monitor 1 Circuit Control Register
VW1C
10001010b
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