AT89LP6440-20PU Atmel, AT89LP6440-20PU Datasheet - Page 145
AT89LP6440-20PU
Manufacturer Part Number
AT89LP6440-20PU
Description
MCU 8051 64K FLASH ISP 40PDIP
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP6440-20MU.pdf
(194 pages)
Specifications of AT89LP6440-20PU
Core Processor
8051
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
38
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Eeprom Size
8K x 8
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
2.4 V ~ 3.6 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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3706A–MICRO–9/09
Table 22-1.
XRL A, direct
XRL A, @Ri
XRL A, #data
XRL direct, A
XRL direct, #data
RL A
RLC A
RR A
RRC A
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
Instruction Execution Times and Exceptions (Continued)
(1)
(1)
(1)
(1)
Bytes
2
1
2
2
3
1
1
1
1
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
AT89LP6440 - Preliminary
8051
12
12
12
12
24
12
12
12
12
12
12
12
12
12
12
24
12
12
24
24
24
24
12
24
12
24
24
24
24
24
24
24
24
–
–
–
–
Clock Cycles
AT89LP
2/4
3/5
2/4
3/5
2/3
2
2
2
2
3
1
1
1
1
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)
(2)
(2)
(4)
Hex Code
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
66-67
86-87
76-77
C4
C0
65
64
62
63
23
33
03
13
E5
74
F5
85
75
90
93
83
E0
F0
145
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