參數(shù)資料
型號: SAB-C505-LM
廠商: SIEMENS A G
元件分類: 微控制器/微處理器
英文描述: 8-Bit CMOS Microcontroller
中文描述: 8-BIT, MROM, 20 MHz, MICROCONTROLLER, PQFP44
封裝: PLASTIC, MQFP-44
文件頁數(shù): 26/85頁
文件大?。?/td> 487K
代理商: SAB-C505-LM
C505L
Data Sheet
24
06.99
Table 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
81
H
82
H
83
H
86
H
2)
P0
FF
H
07
H
00
H
00
H
.7
.6
.5
.4
.3
.2
.1
.0
SP
.7
.6
.5
.4
.3
.2
.1
.0
DPL
.7
.6
.5
.4
.3
.2
.1
.0
DPH
.7
.6
.5
.4
.3
.2
.1
.0
WDTREL 00
H
WDT
PSEL
.6
.5
.4
.3
.2
.1
.0
87
H
88
H
88
H
PCON
00
H
00
H
0XX0-
XXXX
B
00
H
00
H
00
H
00
H
00
H
FF
H
SMOD PDS
IDLS
SD
GF1
GF0
PDE
IDLE
2)
TCON
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0
3)
PCON1
EWPD –
WS
89
H
8A
H
8B
H
8C
H
8D
H
90
H
TMOD
GATE
C/T
M1
M0
GATE
C/T
M1
M0
TL0
.7
.6
.5
.4
.3
.2
.1
.0
TL1
.7
.6
.5
.4
.3
.2
.1
.0
TH0
.7
.6
.5
.4
.3
.2
.1
.0
TH1
.7
.6
.5
.4
.3
.2
.1
.0
2)
P1
T2
CLK-
OUT
T2EX
.4
INT6
INT5
INT4
INT3
90
H
91
H
92
H
3)
P1ANA
FF
H
00
H
XXXX-
X000
B
00
H
XX
H
FF
H
00
H
00
H
D9
H
EAN7
EAN6
EAN5
EAN4
EAN3
EAN2
EAN1
EAN0
XPAGE
.7
.6
.5
.4
.3
.2
.1
.0
DPSEL
.2
.1
.0
98
H
99
H
A0
H
A8
H
A9
H
AA
H
1) X means that the value is undefined and the location is reserved
2) Bit-addressable SFRs
3) SFR is located in the mapped SFR area. For accessing this SFR, bit RMAP in SFR SYSCON must be set.
2)
SCON
SM0
SM1
SM2
REN
TB8
RB8
TI
RI
SBUF
.7
.6
.5
.4
.3
.2
.1
.0
2)
P2
.7
.6
.5
.4
.3
.2
.1
.0
2)
IEN0
EA
WDT
ET2
ES
ET1
EX1
ET0
EX0
IP0
OWDS WDTS
.5
.4
.3
.2
.1
.0
SRELL
.7
.6
.5
.4
.3
.2
.1
.0
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