宏晶科技：www.MCU-Memory.com
Mobile:13922805190(姚永平)
Tel:0755-82948409
Fax: 0755-82944243
特殊功能寄存器映像 SFR Mapping
STC89C51RC, STC89C52RC, STC89C53RC, STC89C54RD+,STC89C58RD+,STC89C516RD+
STC89LE51RC,STC89LE52RC,STC89LE53RC,STC89LE54RD+,STC89LE58RD+,STC89LE516RD+
Bit
Non Bit Addressable
Addressable
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
F8h
F0h
E8h
E0h
D8h
D0h
C8h
C0h
B8h
B0h
A8h
A0h
98h
90h
88h
80h
FFh
F7h
EFh
E7h
DFh
D7h
CFh
C7h
BFh
B7h
AFh
A7h
9Fh
97h
8Fh
87h
B
0000,0000
P4
xxxx,1111
ACC
WDT_CONTR ISP_DATA ISP_ADDRH ISP_ADDRL ISP_CMD ISP_TRIG ISP_CONTR
0000,0000 xx00,0000 1111,1111 0000,0000 0000,0000 1111,1000 xxxx,xxxx 000x,x000
PSW
0000,0000
T2CON
T2MOD
RCAP2L
RCAP2H
TL2
TH2
0000,0000 xxxx,xx00 0000,0000 0000,0000 0000,0000 0000,0000
XICON
0000,0000
IP
SADEN
xx00,0000 0000,0000
P3
IPH
0000,0000
1111,1111
IE
SADDR
0000,0000 0000,0000
P2
AUXR1
xxxx,0xx0
1111,1111
SCON
SBUF
0000,0000 xxxx,xxxx
P1
1111,1111
TCON
TMOD
TL0
TL1
TH0
TH1
AUXR
0000,0000 0000,0000 0000,0000 0000,0000 0000,0000 0000,0000 xxxx,xx00
P0 SP DPL DPH
1111,1111 0000,0111 0000,0000 0000,0000
0/8 1/9 2/A 3/B
PCON
0xx1,0000
4/C
5/D
6/E
7/F
宏晶科技:
片机/存 器供 商
www.MCU-Memory.com
STC 增 型8051 片机中文指南(RC/RD+系列)
7
ETC [ ETC ]
