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DS89C420 View Datasheet(PDF) - Dallas Semiconductor -> Maxim Integrated

Part Name
Description
Manufacturer
DS89C420
Dallas
Dallas Semiconductor -> Maxim Integrated Dallas
DS89C420 Datasheet PDF : 59 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
DS89C420
Table 2. Special Function Registers
REGISTER ADDR
P0
80h
SP
81h
DPL
82h
DPH
83h
DPL1
84h
DPH1
85h
DPS
86h
PCON
87h
TCON
88h
TMOD
89h
TL0
8Ah
TL1
8Bh
TH0
8Ch
TH1
8Dh
CKCON
8Eh
P1
90h
EXIF
91h
CKMOD
96h
SCON0
98h
SBUF0
99h
ACON
9Dh
P2
A0h
IE
A8h
SADDR0
A9h
SADDR1
AAh
P3
B0h
IP1
B1h
IP0
B8h
SADEN0
B9h
SADEN1
BAh
SCON1
C0h
SBUF1
C1h
ROMSIZE C2h
PMR
C4h
STATUS
C5h
TA
C7h
T2CON
C8h
T2MOD
C9h
RCAP2L
CAh
BIT7
BIT6
BIT5
P0.7
P0.6
P0.5
ID1
SMOD_0
TF1
GATE
ID0
SMOD0
TR1
C/ T
TSL
OFDF
TF0
M1
WD1
P1.7/ INT5
IE5
WD0
T2M
P1.6/INT4 P1.5/ INT3
IE4
IE3
T2MH
SM0/FE_0
SM1_0
SM2_0
PAGEE
P2.7
EA
PAGES1
P2.6
ES1
PAGES0
P2.5
ET2
P3.7/ RD
P3.6/ WR
MPS1
LPS1
P3.5/T1
MPT2
LPT2
SM0/FE_1
CD1
PIS2
TF2
SM1_1
CD0
PIS1
EXF2
SM2_1
SWB
PIS0
RCLK
BIT4
P0.4
AID
OFDE
TR0
M0
T1M
P1.4/INT2
IE2
T1MH
REN_0
P2.4
ES0
P3.4/T0
MPS0
LPS0
REN_1
CTM
TCLK
BIT3
BIT2
BIT1
BIT0
P0.3
P0.2
P0.1
P0.0
SEL
GF1
GF0
STOP
IDLE
IE1
IT1
IE0
IT0
GATE
C/ T
M1
M0
T0M
P1.3/TXD1
CKRY
T0MH
MD2
P1.2/RXD1
RGMD
MD1
P1.1/T2EX
RGSL
TB8_0
RB8_0
TI_0
MD0
P1.0/T2
BGS
RI_0
P2.3
P2.2
P2.1
P2.0
ET1
EX1
ET0
EX0
P3.3/ INT1
MPT1
LPT1
P3.2/ INT0
MPX1
LPX1
P3.1/TXD0 P3.0/RXD0
MPT0
MPX0
LPT0
LPX0
TB8_1
RB8_1
TI_1
RI_1
PRAME
4X/ 2X
SPTA1
RMS2
ALEON
SPRA1
RMS1
DME1
SPTA0
RMS0
DME0
SPRA0
EXEN2
TR2
C/ T2
T2OE
CP/ RL2
DCEN
9 of 59

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