DS80C400_09 Datasheet, PDF (35/97 Pages) Maxim Integrated Products – Network Microcontroller

DS80C400 Network Microcontroller
Table 1. SFR Addresses and Bit Locations
REGISTER
P4
SP
DPL
DPH
DPL1
DPH1
DPS
PCON
TCON
TMOD
TL0
TL1
TH0
TH1
CKCON
P1
EXIF
P4CNT
DPX
DPX1
C0RMS0
C0RMS1
SCON0
SBUF0
ESP
AP
ACON
C0TMA0
C0TMA1
P2
P5
P5CNT
C0C
C0S
C0IR
C0TE
C0RE
IE
SADDR0
SADDR1
C0M1C
C0M2C
C0M3C
C0M4C
C0M5C
P3
P6
P6CNT
C0M6C
C0M7C
C0M8C
BIT 7
P4.7/A19
BIT 6
P4.6/A18
BIT 5
P4.5/A17
ID1
SMOD_0
TF1
GATE
ID0
SMOD0
TR1
C/T
TSL
OFDF
TF0
M1
WD1
P1.7/INT5
IE5
—
WD0
P1.6/INT4
IE4
—
T2M
P1.5/INT3
IE3
P4CNT.5
SM0/FE_0 SM1_0
—
—
—
—
SM2_0
—
MROM
P2.7/A15
P5.7/PCE3
—
ERIE
BSS
INTIN7
P2.6/A14
P5.6/PCE2
CAN0BA
STIE
EC96/128
INTIN6
P2.5/A13
P5.5/PCE1
—
PDE
WKS
INTIN5
EA
ES1
ET2
MSRDY
MSRDY
MSRDY
MSRDY
MSRDY
P3.7/RD
P6.7/TXD2
—
MSRDY
MSRDY
MSRDY
ETI
ETI
ETI
ETI
ETI
P3.6/WR
P6.6/RXD2
—
ETI
ETI
ETI
ERI
ERI
ERI
ERI
ERI
P3.5/T1
P6.5/A21
P6CNT.5
ERI
ERI
ERI
BIT 4
BIT 3
BIT 2
P4.4/A16 P4.3/CE3 P4.2/CE2
BIT 1
P4.1/CE1
AID
SEL1
—
OFDE
GF1
GF0
TR0
IE1
IT1
M0
GATE
C/T
—
STOP
IE0
M1
T1M
P1.4/INT2
IE2
P4CNT.4
T0M
P1.3/TXD
CKRY
P4CNT.3
MD2
P1.2/RXD1
RGMD
P4CNT.2
MD1
P1.1/T2EX
RGSL
P4CNT.1
REN_0
—
BPME
TB8_0
—
BROM
RB8_0
—
SA
TI_0
ESP.1
AM1
P2.4/A12
P5.4/PCE0
—
SIESTA
RXS
INTIN4
P2.3/A11
P5.3
C0_I/O
CRST
TXS
INTIN3
P2.2/A10
P5.2/T3
P5CNT.2
AUTOB
ER2
INTIN2
P2.1/A9
P5.1/C0RX
P5CNT.1
ERCS
ER1
INTIN1
ES0
ET1
EX1
ET0
INTRQ
INTRQ
INTRQ
INTRQ
INTRQ
P3.4/T0
P6.4/A20
P6CNT.4
INTRQ
INTRQ
INTRQ
EXTRQ
EXTRQ
EXTRQ
EXTRQ
EXTRQ
P3.3/INT1
P6.3/CE7
P6CNT.3
EXTRQ
EXTRQ
EXTRQ
MTRQ
MTRQ
MTRQ
MTRQ
MTRQ
P3.2/INT0
P6.2/CE6
P6CNT.2
MTRQ
MTRQ
MTRQ
ROW/TIH
ROW/TIH
ROW/TIH
ROW/TIH
ROW/TIH
P3.1/TXD0
P6.1/CE5
P6CNT.1
ROW/TIH
ROW/TIH
ROW/TIH
BIT 0
P4.0/CE0
SEL0
IDLE
IT0
M0
MD0
P1.0/T2
BGS
P4CNT.0
RI_0
ESP.0
AM0
P2.0/A8
P5.0/C0TX
P5CNT.0
SWINT
ER0
INTIN0
EX0
DTUP
DTUP
DTUP
DTUP
DTUP
P3.0/RXD0
P6.0/CE4
P6CNT.0
DTUP
DTUP
DTUP
ADDRESS
80h
81h
82h
83h
84h
85h
86h
87h
88h
89h
8Ah
8Bh
8Ch
8Dh
8Eh
90h
91h
92h
93h
95h
96h
97h
98h
99h
9Bh
9Ch
9Dh
9Eh
9Fh
A0h
A1h
A2h
A3h
A4h
A5h
A6h
A7h
A8h
A9h
AAh
ABh
ACh
ADh
AEh
AFh
B0h
B1h
B2h
B3h
B4h
B5h
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