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AT89LP51ID2 Datasheet(PDF) 13 Page - ATMEL Corporation

Part # AT89LP51ID2
Description  8-bit Microcontroller Compatible with 8051 Products
PDF  26 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT89LP51ID2 Datasheet(HTML) 13 Page - ATMEL Corporation

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13
3714AS–MICRO–7/11
AT89LP51RD2/ED2/ID2 Summary - Preliminary
Note:
1. Present on AT89LP51ID2 Only
Table 3-2.
C51 Core SFRs
Mnemonic
Add
Name
765432
10
ACC
E0h
Accumulator
B
F0h
B Register
PSW
D0h
Program Status Word
CY
AC
F0
RS1
RS0
OV
F1
P
SP
81h
Stack Pointer
SPX
EFh
Extended Stack Pointer
––––
SP11
SP10
SP9
SP8
DPL
82h
Data Pointer Low Byte
DPH
83h
Data Pointer High Byte
DPLB
D4h
Alternate Data Pointer Low Byte
DPHB
D5h
Alternate Data Pointer High Byte
PAGE
F6h
ERAM Page Register
––––
Table 3-3.
Digital Signal Processing SFRs
Mnemonic
Add
Name
765432
10
AX
E1h
Extended Accumulator
BX
F7h
Extended B Register
DSPR
E2h
DSP Control Register
MRW1
MRW0
SMLB
SMLA
CBE1
CBE0
MVCD
DPRB
FIRD
E3h
FIFO Depth
MACL
E4h
MAC Low Byte
MACH
E5h
MAC High Byte
Table 3-4.
System Management SFRs
Mnemonic
Add
Name
765432
10
PCON
87h
Power Control
SMOD1
SMOD0
PWDEX
POF
GF1
GF0
PD
IDL
AUXR
8Eh
Auxiliary Register 0
DPU
WS1
WS0/M0
XRS2
XRS1
XRS0
EXTRAM
AO
AUXR1
A2h
Auxiliary Register 1
–
–
ENBOOT
XSTK
GF3
0
–
DPS
DPCR
A3h
Datapointer Config Register
DPU1
DPU0
DPD1
DPD0
–
–
–
–
CKRL
97h
Clock Reload Register
CKCKON0
8Fh
Clock Control Register 0
TWIX2
WDTX2
PCAX2
SIX2
T2X2
T1X2
T0X2
X2
CKCKON1
AFh
Clock Control Register 1
––––––
–
SPIX2
CKSEL
(1)
85h
Clock Selection Register
––––––
–
CKS
CLKREG
AEh
Clock Register
TPS3
TPS2
TPS1
TPS0
–
–
–
–
OSCCON
(1)
85h
Oscillator Control Register
–––––
SCLKT0
OscBEn
OscAEn



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