AT89C51ID2-SMSIM ATMEL [ATMEL Corporation], AT89C51ID2-SMSIM Datasheet - Page 131
![no-image](/images/no-image-200.jpg)
AT89C51ID2-SMSIM
Manufacturer Part Number
AT89C51ID2-SMSIM
Description
8-bit Flash Microcontroller
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT89C51ID2-SMSIM.pdf
(159 pages)
- Current page: 131 of 159
- Download datasheet (2Mb)
Write / Program Commands
Description
Figure 53. Write/Program Flow
Example
4289A–8051–09/03
COMMAND FINISHED
Wait COMMAND_OK
Send Write Command
OR
Host
OR
COMMAND ABORTED
COMMAND ABORTED
Wait Checksum Error
Wait Security Error
This flow is common to the following frames:
•
•
•
•
’X’ & CR & LF
Flash / Eeprom Programming Data Frame
EOF or Atmel Frame (only Programming Atmel Frame)
Config Byte Programming Data Frame
Baud Rate Frame
Programming Data (write 55h at address 0010h in the Flash)
Programming Atmel function (write SSB to level 2)
Writing Frame (write BSB to 55h)
Write Command
HOST
BOOTLOADER
HOST
BOOTLOADER
HOST
BOOTLOADER
’P’ & CR & LF
’.’ & CR & LF
: 01 0010 00 55 9A
: 01 0010 00 55 9A . CR LF
: 02 0000 03 05 01 F5
: 02 0000 03 05 01 F5. CR LF
: 03 0000 03 06 00 55 9F
: 03 0000 03 06 00 55 9F . CR LF
Send Checksum error
Send Security error
Bootloader
Wait Write Command
Send COMMAND_OK
Wait Programming
Checksum error
NO_SECURITY
AT89C51ID2
131
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