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AN3155 数据表(PDF) 9 Page - STMicroelectronics

部件名 AN3155
功能描述  USART protocol used in the STM32 bootloader
PDF  37 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

AN3155 数据表(HTML) 9 Page - STMicroelectronics

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AN3155
Bootloader command set
Figure 3. Get command: device side
The STM32 sends the bytes as follows:
Byte 1:
ACK
Byte 2:
N = 11 = the number of bytes to follow – 1 except current and ACKs.
Byte 3:
Bootloader version (0 < Version < 255), example: 0x10 = Version 1.0
Byte 4:
0x00
– Get command
Byte 5:
0x01
– Get Version and Read Protection Status
Byte 6:
0x02
–Get ID
Byte 7:
0x11
– Read Memory command
Byte 8:
0x21
– Go command
Byte 9:
0x31
– Write Memory command
Byte 10:
0x43 or
0x44
– Erase command or Extended Erase command (these commands are
exlusive)
Byte 11:
0x63
– Write Protect command
Byte 12:
0x73
– Write Unprotect command



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