AT89LP51RC2 Atmel Corporation, AT89LP51RC2 Datasheet - Page 25
AT89LP51RC2
Manufacturer Part Number
AT89LP51RC2
Description
Manufacturer
Atmel Corporation
Specifications of AT89LP51RC2
Flash (kbytes)
32 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)
1.375
Self Program Memory
API
Operating Voltage (vcc)
2.4 to 5.5
Timers
4
Isp
SPI/OCD/UART
Watchdog
Yes
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Table 4-2.
Table 4-3.
Table 4-4.
Note:
3722A–MICRO–10/11
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 AT89LP51IC2 Only
(1)
Add
Add
Add
E0h
D0h
EFh
D4h
D5h
E1h
E2h
E3h
E4h
E5h
8Eh
A2h
A1h
AFh
AEh
F0h
81h
82h
83h
F6h
F7h
87h
97h
8Fh
85h
85h
C51 Core SFRs
Digital Signal Processing SFRs
System Management SFRs
Name
Accumulator
B Register
Program Status Word
Stack Pointer
Extended Stack Pointer
Data Pointer Low Byte
Data Pointer High Byte
Alternate Data Pointer Low Byte
Alternate Data Pointer High Byte
ERAM Page Register
Name
Extended Accumulator
Extended B Register
DSP Control Register
FIFO Depth
MAC Low Byte
MAC High Byte
Name
Power Control
Auxiliary Register 0
Auxiliary Register 1
Datapointer Config Register
Clock Reload Register
Clock Control Register 0
Clock Control Register 1
Clock Selection Register
Clock Register
Oscillator Control Register
SMOD1
TWIX2
MRW1
DPU1
TPS3
DPU
CY
7
–
–
7
7
–
–
–
–
AT89LP51RB2/RC2/IC2 Preliminary
SMOD0
WDTX2
MRW0
DPU0
TPS2
WS1
AC
6
–
–
6
6
–
–
–
–
ENBOOT
WS0/M0
PWDEX
PCAX2
SMLB
DPD1
TPS1
F0
5
–
–
5
5
–
–
–
SMLA
DPD0
XRS2
XSTK
TPS0
POF
SIX2
RS1
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
1
1
1
–
–
–
–
–
OscAEn
SPIX2
DPRB
DPS
CKS
SP8
IDL
AO
X2
P
0
0
0
–
–
25
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