TS80C54X2YYY-MICD Atmel Corporation, TS80C54X2YYY-MICD Datasheet - Page 3

• Manufacturer Part Number: TS80C54X2YYY-MICD
• Description: 8-bit CMOS Microcontroller 16/32 Kbytes ROM/OTP
• Manufacturer: Atmel Corporation

4. SFR Mapping
The Special Function Registers (SFRs) of the TS80C54/58X2 fall into the following categories:
Rev. C - 15 January, 2001
E8h
E0h
D8h
D0h
C8h
C0h
B8h
B0h
A8h
A0h
F8h
F0h
98h
90h
88h
80h
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
reserved
address-
XX00 0000
0X00 0000
0000 0000
0000 0000
0000 0000
0000 0000
1111 1111
1111 1111
0000 0000
1111 1111
0000 0000
1111 1111
T2CON
able
TCON
SCON
ACC
PSW
Bit
0/8
0/8
P3
P2
P1
P0
IE
B
IP
XXXX XXXX
XXXX XX00
0000 0000
0000 0000
0000 0000
0000 0111
T2MOD
SADDR
SADEN
TMOD
SBUF
1/9
1/9
SP
Table 2. All SFRs with their address and their reset value
XXXX 0XX0
0000 0000
0000 0000
0000 0000
RCAP2L
AUXR1
DPL
TL0
2/A
2/A
0000 0000
0000 0000
0000 0000
RCAP2H
DPH
TL1
3/B
3/B
Non Bit addressable
0000 0000
0000 0000
TH0
TL2
4/C
4/C
0000 0000
0000 0000
TH2
TH1
5/D
5/D
TS80C54X2/C58X2
TS87C54X2/C58X2
XXXX XXXX
XXXX XX00
WDTRST
AUXR
6/E
6/E
XXXX XXX0
XXXX X000
XX00 0000
00X1 0000
WDTPRG
CKCON
PCON
IPH
7/F
7/F
DFh
AFh
FFh
EFh
E7h
D7h
CFh
C7h
BFh
B7h
A7h
F7h
9Fh
97h
8Fh
87h
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