AT89LP4052-20XU Atmel, AT89LP4052-20XU Datasheet - Page 55

• Manufacturer Part Number: AT89LP4052-20XU
• Description: IC 8051 MCU FLASH 4K 20TSSOP
• Manufacturer: Atmel
• Series: 89LPr

Specifications of AT89LP4052-20XU

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 15
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-TSSOP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: UART, SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 2
• Operating Supply Voltage: 2.4 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: AT89ISP
• Minimum Operating Temperature: - 40 C
• Package: 20TSSOP
• Device Core: 8051
• Family Name: AT89
• Maximum Speed: 20 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

3547J–MICRO–10/09
Table 22-4.
Table 22-5.
Data Transfer Instruction
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
MOVC A, @A+DPTR
MOVC A, @A+PC
PUSH direct
POP direct
XCH A, Rn
XCH A, direct
XCH A, @Ri
XCHD A, @Ri
Bit Instruction
CLR C
CLR bit
SETB C
Detailed Data Transfer Instruction Summary
Detailed Bit Instruction Summary
Bytes
Bytes
1
2
1
2
1
2
2
2
2
3
2
3
1
2
2
3
1
1
2
2
1
2
1
1
1
2
1
AT89LP2052/LP4052
8051
8051
12
12
12
12
24
12
12
24
24
24
24
12
12
24
24
12
12
24
24
24
24
12
12
12
12
12
12
Clock Cycles
Clock Cycles
LP2052
LP2052
1
2
2
2
1
2
2
2
2
3
2
3
1
2
2
3
3
3
2
2
1
2
2
2
1
2
1
Hex Code
Hex Code
C8-CF
E8-EF
E6-E7
A8-AF
A6-A7
C6-C7
D6-D7
F8-FF
F6-F7
78-7F
88-8F
86-87
76-77
E5
C0
D0
C5
74
F5
85
75
90
93
83
C3
C2
D3
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