AT89LP51ED2-20AAU Atmel, AT89LP51ED2-20AAU Datasheet - Page 177

• Manufacturer Part Number: AT89LP51ED2-20AAU
• Description: 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
• Manufacturer: Atmel

Specifications of AT89LP51ED2-20AAU

• Rohs: yes
• Core: 8051
• Processor Series: AT89x
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 20 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 256 B
• On-chip Adc: Yes
• Operating Supply Voltage: 2.4 V to 5.5 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: LQFP-44
• Mounting Style: SMD/SMT
• Data Rom Size: 4 KB
• Interface Type: 2-Wire, SPI, UART
• Number Of Programmable I/os: 36
• Number Of Timers: 3
• Program Memory Type: Flash
• Factory Pack Quantity: 160

3714A–MICRO–7/11
Table 22-1.
SWAP A
Data Transfer
MOV A, Rn
MOV A, direct
MOV A, @Ri
MOV A, #data
MOV Rn, A
MOV Rn, direct
MOV Rn, #data
MOV direct, A
MOV direct, Rn
MOV direct, direct
MOV direct, @Ri
MOV direct, #data
MOV @Ri, A
MOV @Ri, direct
MOV @Ri, #data
MOV DPTR, #data16
MOV /DPTR, #data16
MOVC A, @A+DPTR
MOVC A, @A+/DPTR
MOVC A, @A+PC
MOVX A, @Ri
MOVX A, @DPTR
MOVX A, @/DPTR
MOVX @Ri, A
MOVX @DPTR, A
MOVX @/DPTR, A
PUSH direct
POP direct
XCH A, Rn
XCH A, direct
XCH A, @Ri
XCHD A, @Ri
Bit Operations
CLR C
CLR bit
Instruction Execution Times and Exceptions
(2)
(2)
(2)
(2)
AT89LP51RD2/ED2/ID2 Preliminary
Bytes
Bytes
1
1
2
1
2
1
2
2
2
2
3
2
3
1
2
2
3
4
1
2
1
1
1
2
1
1
2
2
2
1
2
1
1
1
2
Compatibility
Compatibility
12
18
12
18
12
12
12
12
12
12
12
12
12
12
12
12
12
6
6
6
6
6
6
6
6
6
6
–
–
6
6
6
6
6
6
(3)
(3)
(3)
(3)
(1)
Clock Cycles
Clock Cycles
(Continued)
Fast
Fast
4
5
4
5
1
1
2
2
2
1
2
2
2
2
3
2
3
1
2
2
3
4
3
4
3
2
2
2
2
1
2
2
2
1
2
(3)
(3)
(3)
(3)
Hex Code
Hex Code
C8-CF
C6-C7
D6-D7
E8-EF
E6-E7
A8-AF
A6-A7
E2-E3
F8-FF
78-7F
88-8F
F6-F7
A5 90
A5 93
A5 E0
F2-F3
A5 F0
86-87
76-77
C4
C0
D0
C5
C3
C2
E5
74
F5
85
75
90
93
83
E0
F0
177