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AT89C5131A-M(2005) View Datasheet(PDF) - Atmel Corporation

Part Name
Description
Manufacturer
AT89C5131A-M
(Rev.:2005)
Atmel
Atmel Corporation Atmel
AT89C5131A-M Datasheet PDF : 184 Pages
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Table 20. SFR Descriptions
Bit
Addressable
The table below shows all SFRs with their address and their reset value.
Non-Bit Addressable
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
F8h
UEPINT
0000 0000
CH
0000 0000
CCAP0H
XXXX XXXX
CCAP1H
XXXX XXXX
CCAP2H
XXXX XXXX
CCAP3H
XXXX XXXX
CCAP4H
XXXX XXXX
FFh
F0h
B
0000 0000
LEDCON
0000 0000
F7h
CL
CCAP0L
CCAP1L
CCAP2L
CCAP3L
CCAP4L
E8h
EFh
0000 0000 XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX XXXX
E0h
ACC
0000 0000
UBYCTLX
0000 0000
UBYCTHX
0000 0000
E7h
CCON
CMOD
CCAPM0
CCAPM1
CCAPM2
CCAPM3
CCAPM4
D8h
DFh
00X0 0000
00XX X000
X000 0000
X000 0000
X000 0000
X000 0000
X000 0000
D0h
PSW
0000 0000
FCON (1)
XXXX 0000
EECON
XXXX XX00
UEPCONX
1000 0000
UEPRST
0000 0000
D7h
C8h
T2CON
0000 0000
T2MOD
XXXX XX00
RCAP2L
0000 0000
RCAP2H
0000 0000
TL2
0000 0000
TH2
0000 0000
UEPSTAX
0000 0000
UEPDATX
0000 0000
CFh
P4
C0h
XXXX 1111
UEPIEN
0000 0000
SPCON
0001 0100
SPSTA
0000 0000
SPDAT
XXXX XXXX
USBADDR
1000 0000
UEPNUM
0000 0000
C7h
IPL0
B8h
X000 000
SADEN
0000 0000
UFNUML
0000 0000
UFNUMH
0000 0000
USBCON
0000 0000
USBINT
0000 0000
USBIEN
0000 0000
BFh
P3
B0h
1111 1111
IEN1
X0XX X000
IPL1
X0XX X000
IPH1
X0XX X000
IPH0
B7h
X000 0000
IEN0
A8h
0000 0000
SADDR
0000 0000
CKCON1
AFh
0000 0000
P2
A0h
1111 1111
AUXR1
XXXX X0X0
PLLCON
XXXX XX00
PLLDIV
0000 0000
WDTRST
WDTPRG
A7h
XXXX XXXX XXXX X000
SCON
SBUF
BRL
BDRCON
KBLS
KBE
KBF
98h
9Fh
0000 0000 XXXX XXXX 0000 0000
XXX0 0000
0000 0000
0000 0000
0000 0000
P1
90h
1111 1111
SSCON
SSCS
SSDAT
SSADR
97h
0000 0000
1111 1000
1111 1111
1111 1110
TCON
88h
0000 0000
TMOD
0000 0000
TL0
0000 0000
TL1
0000 0000
TH0
0000 0000
TH1
0000 0000
AUXR
XX0X 0000
CKCON0
8Fh
0000 0000
P0
80h
1111 1111
SP
0000 0111
DPL
0000 0000
DPH
0000 0000
PCON
87h
00X1 0000
0/8
1/9
2/A
3/B
4/C
5/D
6/E
7/F
Note: 1. FCON access is reserved for the Flash API and ISP software.
Reserved
20 AT89C5130A/31A-M
4337C–USB–02/05

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