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AN3156 데이터시트(PDF) 14 Page - STMicroelectronics

부품명 AN3156
상세설명  USB DFU protocol used in the STM32 bootloader
PDF  26 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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AN3156 데이터시트(HTML) 14 Page - STMicroelectronics

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DFU_DNLOAD request commands
AN3156
14/26
DocID017068 Rev 4
5
DFU_DNLOAD request commands
The download request is used to perform different commands. The command selection is
done through the value of parameter wValue in the USB request structure. The following
operations are supported:
•
Write Memory (wValue > 1)
•
Set Address Pointer (wValue = 0 and first byte = 0x21)
•
Erase (wValue = 0 and first byte = 0x41)
•
Read Unprotect (wValue = 0 and first byte = 0x92)
•
Leave DFU (leave DFU mode and Jump to application)



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