參數(shù)資料
型號: TS80C51RA2-MCBB
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: High Performance 8-bit Microcontrollers
中文描述: 8-BIT, 40 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 3/74頁
文件大?。?/td> 903K
代理商: TS80C51RA2-MCBB
Rev. C - 06 March, 2001
3
TS80C51RA2/RD2
TS83C51RB2/RC2/RD2
TS87C51RB2/RC2/RD2
4. SFR Mapping
The Special Function Registers (SFRs) of the TS80C51Rx2 fall into the following categories:
C51 core registers: ACC, B, DPH, DPL, PSW, SP, AUXR1
I/O port registers: P0, P1, P2, P3, P4, P5
Timer registers: T2CON, T2MOD, TCON, TH0, TH1, TH2, TMOD, TL0, TL1, TL2, RCAP2L, RCAP2H
Serial I/O port registers: SADDR, SADEN, SBUF, SCON
Power and clock control registers: PCON
HDW Watchdog Timer Reset: WDTRST, WDTPRG
PCA registers: CL, CH, CCAPiL, CCAPiH, CCON, CMOD, CCAPMi
Interrupt system registers: IE, IP, IPH
Others: AUXR, CKCON
Table 1. All SFRs with their address and their reset value
Bit
addressable
Non Bit addressable
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
F8h
CH
0000 0000
CCAP0H
XXXX XXXX
CCAP1H
XXXX XXXX
CCAPL2H
XXXX XXXX
CCAPL3H
XXXX XXXX
CCAPL4H
XXXX XXXX
FFh
F0h
B
0000 0000
P5 bit
addressable
1111 1111
ACC
0000 0000
CCON
00X0 0000
PSW
0000 0000
T2CON
0000 0000
P4 bit
addressable
1111 1111
IP
X000 000
P3
1111 1111
IE
0000 0000
P2
1111 1111
SCON
0000 0000
P1
1111 1111
TCON
0000 0000
P0
1111 1111
F7h
E8h
CL
0000 0000
CCAP0L
XXXX XXXX
CCAP1L
XXXX XXXX
CCAPL2L
XXXX XXXX
CCAPL3L
XXXX XXXX
CCAPL4L
XXXX XXXX
EFh
E0h
E7h
D8h
CMOD
00XX X000
CCAPM0
X000 0000
CCAPM1
X000 0000
CCAPM2
X000 0000
CCAPM3
X000 0000
CCAPM4
X000 0000
DFh
D0h
D7h
C8h
T2MOD
XXXX XX00
RCAP2L
0000 0000
RCAP2H
0000 0000
TL2
0000 0000
TH2
0000 0000
CFh
C0h
P5 byte
addressable
1111 1111
C7h
B8h
SADEN
0000 0000
BFh
B0h
IPH
X000 0000
B7h
A8h
SADDR
0000 0000
AFh
A0h
AUXR1
XXXX0XX0
WDTRST
XXXX XXXX
WDTPRG
XXXX X000
A7h
98h
SBUF
XXXX XXXX
9Fh
90h
97h
88h
TMOD
0000 0000
SP
0000 0111
TL0
0000 0000
DPL
0000 0000
TL1
0000 0000
DPH
0000 0000
TH0
0000 0000
TH1
0000 0000
AUXR
XXXXXX00
CKCON
XXXX XXX0
PCON
00X1 0000
8Fh
80h
87h
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
reserved
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