AT89LP51RD2 Atmel Corporation, AT89LP51RD2 Datasheet - Page 176

• Manufacturer Part Number: AT89LP51RD2
• Manufacturer: Atmel Corporation

Specifications of AT89LP51RD2

• 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
• Self Program Memory: API
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 4
• Isp: SPI/OCD/UART
• Watchdog: Yes

176
AT89LP51RD2/ED2/ID2 Preliminary
Table 22-1.
DEC Rn
DEC direct
DEC @Ri
DEC A
INC DPTR
INC /DPTR
MUL AB
DIV AB
DA A
MAC AB
CLR M
ASR M
LSL M
Logical
CLR A
CPL A
ANL A, Rn
ANL A, direct
ANL A, @Ri
ANL A, #data
ANL direct, A
ANL direct, #data
ORL A, Rn
ORL A, direct
ORL A, @Ri
ORL A, #data
ORL direct, A
ORL direct, #data
XRL A, Rn
XRL A, direct
XRL A, @Ri
XRL A, #data
XRL direct, A
XRL direct, #data
RL A
RLC A
RR A
RRC A
(2)
(2)
(2)
(2)
(2)
Instruction Execution Times and Exceptions
Bytes
1
2
1
2
1
2
1
1
1
2
2
2
2
1
1
1
2
1
2
2
3
1
2
1
2
2
3
1
2
1
2
2
3
1
1
1
1
Compatibility
12
18
24
24
12
12
12
6
6
6
6
6
–
–
–
–
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
(1)
Clock Cycles
(Continued)
Fast
1
2
2
2
2
3
2
4
1
9
2
2
2
1
1
1
2
2
2
2
3
1
2
2
2
2
3
1
2
2
2
2
3
1
1
1
1
3714A–MICRO–7/11
Hex Code
A5 A3
A5 A4
A5 E4
18-1F
A5 03
A5 23
58-5F
48-4F
68-6F
16-17
56-57
46-47
66-67
A3
A4
D4
E4
15
14
84
F4
55
54
52
53
45
44
42
43
65
64
62
63
23
33
03
13