AT89LP51ED2-20AU Atmel, AT89LP51ED2-20AU Datasheet - Page 219
AT89LP51ED2-20AU
Manufacturer Part Number
AT89LP51ED2-20AU
Description
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Manufacturer
Atmel
Datasheet
1.AT89LP51ED2-20AAU.pdf
(254 pages)
Specifications of AT89LP51ED2-20AU
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
TQFP-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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
- Current page: 219 of 254
- Download datasheet (7Mb)
Table 24-20. Programming Command Summary
Notes:
3714A–MICRO–7/11
Command
Program Enable
Parallel Enable
Chip Erase
Read Status
Load Page Buffer
Write Code Page
Write Code Page with Auto-Erase
Read Code Page
Write Data Page
Write Data Page with Auto-Erase
Read Data Page
Write User Fuses
Write User Fuses with Auto-Erase
Read User Fuses
Write Lock Bits
Read Lock Bits
Write User Signature Page
Write User Signature Page with Auto-Erase
Read User Signature Page
Read Atmel Signature Page
1. Program Enable must be the first command issued after entering into programming mode.
2. Parallel Enable switches the interface from serial to parallel format until RST returns high.
3. Any number of Data bytes from 1 to 64 may be written/read. The internal address is incremented between each byte.
4. Each byte address selects one fuse or lock bit. Data bytes must be 00h or FFh.
5. See
6. See
7. Symbol Key:
(2)
(3)(4)(6)
(3)(4)(6)
(1)
(3)
(3)
(3)
(3)
(3)
(3)(4)(5)
(3)(4)(5)
Table 24-5 on page 190
Table 24-6 on page 192
(3)
(3)
(3)
a:
b:
s:
x:
(3)
(3)
(3)(4)(5)
Page Address Bit
Half Page Select Bit
Byte Address Bit
Don’t Care Bit
(3)
for Fuse definitions.
for Lock Bit definitions.
1010 1100
1010 1100
1000 1010
0110 0000
0101 0001
0101 0000
0111 0000
0011 0000
1101 0000
1101 0010
1011 0000
1110 0001
1111 0001
0110 0001
1110 0100
0110 0100
0101 0010
0111 0010
0011 0010
0011 1000
Opcode
AT89LP51RD2/ED2/ID2 Preliminary
Addr High
0101 0011
0011 0101
aaaa aaaa
aaaa aaaa
aaaa aaaa
000a aaaa
000a aaaa
000a aaaa
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
xxxx xxxx
xxxx xxxx
–
00bb bbbb
00bb bbbb
00bb bbbb
00bb bbbb
00bb bbbb
00bb bbbb
Addr Low
asbb bbbb
asbb bbbb
asbb bbbb
asbb bbbb
asbb bbbb
asbb bbbb
asbb bbbb
asbb bbbb
asbb bbbb
0sbb bbbb
xxxx xxxx
–
–
–
Data 0
Data Out 0 ... Data Out n
Data Out 0 ... Data Out n
Data Out 0 ... Data Out n
Data Out 0 ... Data Out n
Data Out 0 ... Data Out n
Data Out 0 ... Data Out n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
Data In 0 ... Data In n
–
–
–
Status Out
Data n
–
–
–
219
Related parts for AT89LP51ED2-20AU
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
DEV KIT FOR AVR/AVR32
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
INTERVAL AND WIPE/WASH WIPER CONTROL IC WITH DELAY
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Low-Voltage Voice-Switched IC for Hands-Free Operation
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
MONOLITHIC INTEGRATED FEATUREPHONE CIRCUIT
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
AM-FM Receiver IC U4255BM-M
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Monolithic Integrated Feature Phone Circuit
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Multistandard Video-IF and Quasi Parallel Sound Processing
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
High-performance EE PLD
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
8-bit Flash Microcontroller
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
2-Wire Serial EEPROM
Manufacturer:
ATMEL Corporation
Datasheet: