C509-L_97 SIEMENS [Siemens Semiconductor Group], C509-L_97 Datasheet - Page 48
C509-L_97
Manufacturer Part Number
C509-L_97
Description
8-Bit CMOS Microcontroller
Manufacturer
SIEMENS [Siemens Semiconductor Group]
Datasheet
1.C509-L_97.pdf
(290 pages)
- Current page: 48 of 290
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Table 3-5
Contents of the SFRs, SFRs in numeric order of their addresses
Addr Register
80 H
80 H
81 H
82 H
83 H
84 H
85 H
86 H
87 H
88 H
89 H
8A H
8B H
8C H
8D H
90 H
90 H
91 H
92 H
98 H
99 H
9A H
9B H
9C H
9D H
A0 H
A0 H
A1 H
Semiconductor Group
1) X means that the value is indeterminate or the location is reserved.
2) SFRs with a comment in this column are mapped registers.
Shaded registers are bit-addressable special function registers.
P0
DIR0
SP
DPL
DPH
WDTL
WDTH
WDTREL
PCON
TCON
TMOD
TL0
TL1
TH0
TH1
P1
DIR1
XPAGE
DPSEL
S0CON
S0BUF
IEN2
S1CON
S1BUF
S1RELL
P2
DIR2
COMSETL 00 H
Content
after
Reset
FF H
FF H
07 H
00 H
00 H
00 H
00 H
00 H
00 H
00 H
00 H
00 H
00 H
00 H
00 H
FF H
FF H
00 H
XXXX.
X000 B
00 H
XX H
XX00.
00X0 B
0100.
0000 B
XX H
00 H
FF H
FF H
1)
Bit 7
.7
.7
.7
.7
.7
.7
.7
WPSEL
SMOD PDS
TF1
GATE
.7
.7
.7
.7
T2
.7
.7
–
SM0
.7
–
SM
.7
.7
.7
.7
.7
Bit 6
.6
.6
.6
.6
.6
.6
.6
.6
TR1
C/T
.6
.6
.6
.6
CLK-
OUT
.6
.6
–
SM1
.6
–
S1P
.6
.6
.6
.6
.6
Bit 5
.5
.5
.5
.5
.5
.5
.5
.5
IDLS
TF0
M1
.5
.5
.5
.5
T2EX
.5
.5
–
SM20
.5
ECR
SM21
.5
.5
.5
.5
.5
3-23
Bit 4
.4
.4
.4
.4
.4
.4
.4
.4
SD
TR0
M0
.4
.4
.4
.4
INT2
.4
.4
–
REN0
.4
ECS
REN1
.4
.4
.4
.4
.4
Bit 3
.3
.3
.3
.3
.3
.3
.3
.3
GF1
IE1
GATE
.3
.3
.3
.3
INT6
.3
.3
–
TB80
.3
ECT
TB81
.3
.3
.3
.3
.3
Bit 2
.2
.2
.2
.2
.2
.2
.2
.2
GF0
IT1
C/T
.2
.2
.2
.2
INT5
.2
.2
.2
RB80
.2
ECMP
RB81
.2
.2
.2
.2
.2
Memory Organization
Bit 1
.1
.1
.1
.1
.1
.1
.1
.1
PDE
IE0
M1
.1
.1
.1
.1
INT4
.1
.1
.1
TI0
.1
–
TI1
.1
.1
.1
.1
.1
Bit 0
.0
.0
.0
.0
.0
.0
.0
.0
IDLE
IT0
M0
.0
.0
.0
.0
INT3
.0
.0
.0
RI0
.0
ES1
RI1
.0
.0
.0
.0
.0
1997-10-01
C509-L
Mapped
by
PDIR=
PDIR=1
–
–
–
–
–
–
–
–
–
–
–
–
–
PDIR=
PDIR=1
–
–
–
–
–
–
–
–
PDIR=0
PDIR=1
–
2)
0
0
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