AT89LP4052-20SU Atmel, AT89LP4052-20SU Datasheet - Page 56

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

Specifications of AT89LP4052-20SU

• 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-SOIC (7.5mm Width)
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI/UART
• 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: 20SOIC W
• 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: Lead free / RoHS Compliant

56
AT89LP2052/LP4052
Table 22-5.
Table 22-6.
Bit Instruction
SETB bit
CPL C
CPL bit
ANL C, bit
ANL C, /bit
ORL C, bit
ORL C, /bit
MOV C, bit
MOV bit, C
Branching Instruction
JC rel
JNC rel
JB bit, rel
JNB bit, rel
JBC bit, rel
JZ rel
JNZ rel
SJMP rel
ACALL addr11
LCALL addr16
RET
RETI
AJMP addr11
LJMP addr16
JMP @A+DPTR
CJNE A, direct, rel
CJNE A, #data, rel
CJNE Rn, #data, rel
CJNE @Ri, #data, rel
DJNZ Rn, rel
DJNZ direct, rel
NOP
Detailed Bit Instruction Summary
Detailed Branching Instruction Summary
Bytes
Bytes
1
2
2
2
2
1
3
2
3
2
2
2
2
2
2
3
3
3
2
2
2
2
3
1
1
2
3
3
3
3
1
8051
8051
12
12
12
24
24
24
24
12
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
12
Clock Cycles
Clock Cycles
LP2052
LP2052
2
1
2
2
2
2
2
2
2
3
3
4
4
4
3
3
3
3
4
4
4
3
4
2
4
4
4
4
3
4
1
3547J–MICRO–10/09
1,91,B1,D1
1,81,A1,C1
11,31,51,7
01,21,41,6
Hex Code
Hex Code
D8-DF
B8-BF
B6-B7
,F1
,E1
D2
D5
B3
B2
B0
A0
A2
40
50
60
70
B5
B4
00
82
72
92
20
30
10
80
12
22
32
02
73