AT89LP51ID2 Atmel Corporation, AT89LP51ID2 Datasheet - Page 28

• Manufacturer Part Number: AT89LP51ID2
• Manufacturer: Atmel Corporation

Specifications of AT89LP51ID2

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 42
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Adc Channels: 7
• Adc Resolution (bits): 10
• Adc Speed (ksps): 153.8
• Sram (kbytes): 2.25
• Eeprom (bytes): 4096
• Self Program Memory: API
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 4
• Isp: SPI/OCD/UART
• Watchdog: Yes

Table 4-2.
Table 4-3.
Table 4-4.
Note:
28
Mnemonic
ACC
B
PSW
SP
SPX
DPL
DPH
DPLB
DPHB
PAGE
Mnemonic
AX
BX
DSPR
FIRD
MACL
MACH
Mnemonic
PCON
AUXR
AUXR1
DPCF
CKRL
CKCKON0
CKCKON1
CKSEL
CLKREG
OSCCON
(1)
1. Present on AT89LP51ID2 Only
(1)
AT89LP51RD2/ED2/ID2 Preliminary
Add
D0h
EFh
D4h
D5h
Add
Add
AFh
AEh
E0h
F0h
81h
82h
83h
F6h
E1h
F7h
E2h
E3h
E4h
E5h
87h
8Eh
A2h
A1h
97h
8Fh
85h
85h
C51 Core SFRs
Digital Signal Processing SFRs
System Management SFRs
B Register
Extended Stack Pointer
Alternate Data Pointer Low Byte
Alternate Data Pointer High Byte
Extended Accumulator
Extended B Register
MAC Low Byte
Clock Reload Register
Clock Selection Register
Name
Accumulator
Program Status Word
Stack Pointer
Data Pointer Low Byte
Data Pointer High Byte
ERAM Page Register
Name
DSP Control Register
FIFO Depth
MAC High Byte
Name
Power Control
Auxiliary Register 0
Auxiliary Register 1
Datapointer Config Register
Clock Control Register 0
Clock Control Register 1
Clock Register
Oscillator Control Register
SMOD1
TWIX2
MRW1
DPU1
TPS3
DPU
CY
7
–
–
7
7
–
–
–
–
SMOD0
WDTX2
MRW0
DPU0
TPS2
WS1
AC
6
–
–
6
6
–
–
–
–
ENBOOT
WS0/M0
PWDEX
PCAX2
SMLB
DPD1
TPS1
F0
5
–
–
5
5
–
–
–
SMLA
XRS2
XSTK
DPD0
TPS0
SIX2
RS1
POF
4
–
–
4
4
–
–
–
CBE1
XRS1
SP11
T2X2
RS0
GF1
GF3
3
3
3
–
–
–
–
–
SCLKT0
CBE0
XRS0
SP10
T1X2
GF0
OV
2
2
2
0
–
–
–
–
EXTRAM
OscBEn
MVCD
T0X2
SP9
PD
F1
3714A–MICRO–7/11
1
1
1
–
–
–
–
–
OscAEn
DPRB
SPIX2
DPS
CKS
SP8
IDL
AO
X2
P
0
0
0
–
–