AT89C51SND1_06 ATMEL [ATMEL Corporation], AT89C51SND1_06 Datasheet - Page 27

• Manufacturer Part Number: AT89C51SND1_06
• Description: USB Microcontrollers
• Manufacturer: ATMEL [ATMEL Corporation]

API Commands
Read/Program Flash
Memory
4254C–MP3–03/06
Several types of APIs are available:
•
•
•
•
•
To read the Flash memory the bootloader is not involved.
For more details on these routines see the AT89C51SND1 Datasheet section “Program/Code
Memory”.
Two routines are available to program the Flash:
•
•
•
Note:
Read/Program Flash memory
Read Configuration and Manufacturer Information
Program Configuration Information
Erase Flash
Start bootloader
–
–
The application program load the column latches of the Flash then call the
__api_wr_code_byte or __api_wr_code_page see the datasheet section “Program/Code
Memory
Parameter settings
Instruction: LCALL FFC0h.
__api_wr_code_page
__api_wr_code_byte
__api_wr_code_byte
__api_wr_code_page
No special resources are used by the bootloader during this operation
API Name
”.
api_command
0Dh
api_dph
–
AT89C51SND1
api_dpl
–
api_value
–
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