Siemens EF 88H Series Bedienungsanleitung Seite 26

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Seitenansicht 25
Semiconductor Group 3-5
Memory Organization
C501
Table 3-3
Contents of the SFRs, SFRs in numeric order of their addresses
Addr Register Content
after
Reset
1)
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
80
H
2)
P0 FF
H
.7 .6 .5 .4 .3 .2 .1 .0
81
H
SP 07
H
.7 .6 .5 .4 .3 .2 .1 .0
82
H
DPL 00
H
.7 .6 .5 .4 .3 .2 .1 .0
83
H
DPH 00
H
.7 .6 .5 .4 .3 .2 .1 .0
87
H
PCON 0XXX-
0000
B
SMOD GF1 GF0 PDE IDLE
88
H
2)
TCON 00
H
TF1 TR1 TF0 TR0 IE1 IT1 IE0 IT0
89
H
TMOD 00
H
GATE C/T
M1 M0 GATE C/T M1 M0
8A
H
TL0 00
H
.7 .6 .5 .4 .3 .2 .1 .0
8B
H
TL1 00
H
.7 .6 .5 .4 .3 .2 .1 .0
8C
H
TH0 00
H
.7 .6 .5 .4 .3 .2 .1 .0
8D
H
TH1 00
H
.7 .6 .5 .4 .3 .2 .1 .0
90
H
2)
P1 FF
H
.7 .6 .5 .4 .3 .2 .1 .0
98
H
2)
SCON 00
H
SM0 SM1 SM2 REN TB8 RB8 TI RI
99
H
SBUF XX
H
.7 .6 .5 .4 .3 .2 .1 .0
A0
H
2)
P2 FF
H
.7 .6 .5 .4 .3 .2 .1 .0
A8
H
2)
IE 0X00-
0000
B
EA ET2 ES ET1 EX1 ET0 EX0
B0
H
2)
P3 FF
H
RD WR T1 T0 INT1 INT0 TxD RxD
B8
H
2)
IP XX00-
0000
B
PT2 PS PT1 PX1 PT0 PX0
C8
H
2)
T2CON 00
H
TF2 EXF2 RCLK TCLK EXEN2 TR2 C/T2 CP/
RL2
C9
H
T2MOD XXXX-
XXX0
B
–––––––DCEN
CA
H
RC2L 00
H
.7 .6 .5 .4 .3 .2 .1 .0
CB
H
RC2H 00
H
.7 .6 .5 .4 .3 .2 .1 .0
CC
H
TL2 00
H
.7 .6 .5 .4 .3 .2 .1 .0
CD
H
TH2 00
H
.7 .6 .5 .4 .3 .2 .1 .0
1) X means that the value is undefined and the location is reserved
2) Bit-addressable special function registers
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