參數(shù)資料
型號: SAB-C504-L40M
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, 40 MHz, MICROCONTROLLER, PQFP44
文件頁數(shù): 17/49頁
文件大?。?/td> 962K
代理商: SAB-C504-L40M
Semiconductor Group
17
C504
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
80H
81H
82H
83H
86H
2)
P0
FFH
07H
00H
00H
.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 00H
WDT
PSEL
.6
.5
.4
.3
.2
.1
.0
87H
PCON
000X-
0000B
00H
0XXX-
XXXXB
00H
00H
00H
00H
00H
FFH
XXXX-
1111B
00H
XXH
0010-
1010B
FFH
0X00-
0000B
XX00-
0000B
FFH
SMOD PDS
IDLS
GF1
GF0
PDE
IDLE
88H
88H
2)
TCON
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0
3)
PCON1
EWPD –
89H
8AH
8BH
8CH
8DH
90H
90H
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
.7
.6
.5
.4
.3
.2
T2EX
T2
2)3)
P1ANA
EAN3
EAN2
EAN1
EAN0
98H
99H
9AH
2)
SCON
SM0
SM1
SM2
REN
TB8
RB8
TI
RI
SBUF
.7
.6
.5
.4
.3
.2
.1
.0
ITCON
IT2
IE2
I2ETF
I2ETR
I1ETF
I1ETR
I0ETF
I0ETR
A0H
A8H
2)
P2
.7
.6
.5
.4
.3
.2
.1
.0
2)
IEN0
EA
ET2
ES
ET1
EX1
ET0
EX0
A9H
IEN1
ECT1
ECCM
ECT2
ECEM
EX2
EADC
B0H
1) X means that the value is undefined and the location is reserved
2) Bit-addressable special function registers
3) SFR is located in the mapped SFR area. For accessing this SFR, bit RMAP in SFR SYSCON must be set.
2)
P3
RD
WR
T1
T0
INT1
INT0
TxD
RxD
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