參數(shù)資料
型號(hào): TS80C54X2
廠商: Atmel Corp.
英文描述: 8-bit CMOS Microcontroller 16/32 Kbytes ROM/OTP
中文描述: 8位CMOS微控制器16/32字節(jié)ROM /雙層
文件頁(yè)數(shù): 3/58頁(yè)
文件大小: 1039K
代理商: TS80C54X2
Rev. C - 15 January, 2001
3
TS80C54X2/C58X2
TS87C54X2/C58X2
4. SFR Mapping
The Special Function Registers (SFRs) of the TS80C54/58X2 fall into the following categories:
C51 core registers: ACC, B, DPH, DPL, PSW, SP, AUXR1
I/O port registers: P0, P1, P2, P3
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
Interrupt system registers: IE, IP, IPH
Others: AUXR, CKCON
Table 2. All SFRs with their address and their reset value
Non Bit addressable
Bit
address-
able
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
F8h
FFh
F0h
B
0000 0000
F7h
E8h
EFh
E0h
ACC
0000 0000
E7h
D8h
DFh
D0h
PSW
0000 0000
T2CON
0000 0000
D7h
C8h
T2MOD
XXXX XX00
RCAP2L
0000 0000
RCAP2H
0000 0000
TL2
0000 0000
TH2
0000 0000
CFh
C0h
C7h
B8h
IP
XX00 0000
P3
1111 1111
IE
0X00 0000
P2
1111 1111
SCON
0000 0000
P1
1111 1111
TCON
0000 0000
P0
1111 1111
SADEN
0000 0000
BFh
B0h
IPH
XX00 0000
B7h
A8h
SADDR
0000 0000
AFh
A0h
AUXR1
XXXX 0XX0
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
XXXX XX00
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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