AT89C51ED2-3CSIM Atmel, AT89C51ED2-3CSIM Datasheet - Page 106
![IC 8051 MCU FLASH 64K 40DIP](/photos/6/70/67049/453-40-dip_sml.jpg)
AT89C51ED2-3CSIM
Manufacturer Part Number
AT89C51ED2-3CSIM
Description
IC 8051 MCU FLASH 64K 40DIP
Manufacturer
Atmel
Series
89Cr
Datasheet
1.ATWEBDVK-02RC.pdf
(137 pages)
Specifications of AT89C51ED2-3CSIM
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)
Data Bus Width
8 bit
Data Ram Size
64 KB
Interface Type
SPI, UART
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
32
Number Of Timers
3 x 16 bit
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
-
Lead Free Status / Rohs Status
No
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT89C51ED2-3CSIM
Manufacturer:
ATMEL
Quantity:
77 760
24.9.5
Figure 24-9. Write/Program Flow
106
AT89C51RD2/ED2
COMMAND FINISHED
Write/Program Commands Description
Wait COMMAND_OK
Send Write Command
OR
Host
OR
COMMAND ABORTED
Wait Checksum Error
COMMAND ABORTED
Wait Security Error
This flow is common to the following frames:
• Flash/EEPROM Programming Data Frame
• EOF or Atmel Frame (only Programming Atmel Frame)
• Config Byte Programming Data Frame
• Baud Rate Frame
’X’ & CR & LF
Write Command
’P’ & CR & LF
’.’ & CR & LF
Send Checksum Error
Send Security Error
Bootloader
Wait Write Command
Send COMMAND_OK
Wait Programming
Checksum Error
NO_SECURITY
4235K–8051–05/08