DS87C520-WCL+ Maxim Integrated, DS87C520-WCL+ Datasheet - Page 9

• Manufacturer Part Number: DS87C520-WCL+
• Manufacturer: Maxim Integrated

Table 1. Special Function Register Locations
Note: New functions are in bold.
P0
SP
DPL
DPH
DPL1
DPH1
DPS
PCON
TCON
TMOD
TL0
TL1
TH0
TH1
CKCON
PORT1
EXIF
SCON0
SBUF0
P2
IE
SADDR0
SADDR1
P3
IP
SADEN0
SADEN1
SCON1
SBUF1
ROMSIZE
PMR
STATUS
TA
T2CON
T2MOD
RCAP2L
RCAP2H
TL2
TH2
PSW
WDCON
ACC
EIE
B
EIP
REGISTER
SM0/FE_1
SM0/FE_0
SMOD_1
SMOD_0
BIT 7
GATE
WD1
CD1
P0.7
P1.7
P2.7
P3.7
SB7
TF1
PIP
TF2
IE5
EA
CY
—
—
—
—
—
0
SMOD0
SM1_0
SM1_1
BIT 6
EXF2
WD0
POR
CD0
P0.6
P1.6
P2.6
P3.6
TR1
SB6
HIP
ES1
PS1
C/T
IE4
AC
—
—
—
—
0
SM2_1
SM2_0
BIT 5
RCLK
SWB
EPFI
T2M
P0.5
P1.5
P2.5
ET2
P3.5
SB5
TF0
PT2
LIP
IE3
M1
—
—
—
F0
—
—
0
REN_0
REN_1
BIT 4
EWDI
XTUP
TCLK
PWDI
T1M
P0.4
TR0
P1.4
P2.4
P3.4
SB4
RS1
ES0
PS0
PFI
M0
—
IE
—
—
—
0
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XTOFF
EXEN2
XT/RG
SPTA1
BIT 3
TB8_0
TB8_1
WDIF
GATE
T0M
EX5
P0.3
GF1
P1.3
P2.3
ET1
P3.3
SB3
RS0
PX5
PT1
IE1
—
—
0
ALEOFF
RGMD
SPTA1
WTRF
RB8_0
RB8_1
BIT 2
RMS2
MD2
P0.2
P1.2
P2.2
EX1
P3.2
EX4
PX4
GF0
PX1
SB2
TR2
C/T
IT1
OV
—
0
SPTA0
DME1
BIT 1
RGSL
RMS1
STOP
T2OE
EWT
MD1
TI_1
C/T2
TI_0
EX3
P0.1
P1.1
P2.1
P3.1
PX3
ET0
PT0
SB1
IE0
M1
FL
0
SPRA0
DME0
BIT 0
RMS0
C/RL2
DCEN
RWT
IDLE
R1_1
MD0
BGS
RI_0
P0.0
SEL
P1.0
P2.0
EX0
P3.0
EX2
PX2
PX0
SB0
IT0
M0
P
ADDRESS
AAh
BAh
CAh
CBh
CCh
CDh
8Ah
8Bh
8Ch
8Dh
A0h
A8h
A9h
B0h
B8h
B9h
C0h
C1h
C2h
C4h
C5h
C7h
C8h
C9h
D0h
D8h
8Eh
E0h
E8h
F0h
F8h
80h
81h
82h
83h
84h
85h
86h
87h
88h
89h
90h
91h
98h
99h