AT89C51ED2-3CSUM Atmel, AT89C51ED2-3CSUM Datasheet - Page 92
AT89C51ED2-3CSUM
Manufacturer Part Number
AT89C51ED2-3CSUM
Description
IC 8051 MCU FLASH 64K 40DIP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.ATWEBDVK-02RC.pdf
(137 pages)
Specifications of AT89C51ED2-3CSUM
Core Processor
8051
Core Size
8-Bit
Speed
60MHz
Connectivity
SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
34
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Converters
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AT89C51RD2/ED2
Reset Value = XXXX XX00b
Not bit addressable
Bit Number
1
0
Mnemonic
EEBUSY
EEE
Bit
Description
Enable EEPROM Space bit
Set to map the EEPROM space during MOVX instructions (Write or Read to the
EEPROM.
Clear to map the XRAM space during MOVX.
Programming Busy flag
Set by hardware when programming is in progress.
Cleared by hardware when programming is done.
Can not be set or cleared by software.
4235K–8051–05/08
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