Owner manual

Boot Loader Commands
Command Set 73
Error Status Codes
 FAULT_MSG_WRONG_NUMBER_OF_DATA – 100h
 FAULT_FLASH_ILLEGAL_SECTOR – 303h
 FAULT_FLASH_BAD_WRITE_PASSWORD – 301h
Get Sector Size (0Eh)
The size of a flash sector can be retrieved from the module using the Get Sector Size
command. Since different products may have different flash sector sizes, this command is
useful for ensuring that the module has enough memory to store the desired data. This
example receives the sector size for the application area:
The response to this command on M5e is shown in the following example:
The size of the sector is returned in bytes. For M5e, sector 2 (application) is 212992
bytes.
Error Status Codes
 FAULT_MSG_WRONG_NUMBER_OF_DATA – 100h
 FAULT_FLASH_ILLEGAL_SECTOR – 303h
Modify Flash Sector (0Fh)
The Modify Flash Sector command is the new version of the original Modify Flash
(0Ah) command. The following example writes 6 bytes to Sector 03.
FF 01 OE 02 D1 BF
SOH Length OpCode Sector CRC
FF 04 OE 00 00 00 03 40 00 88 54
SOH Length OpCode Status Size of Sector CRC
FF 0F 0F 79 13 87 66 00 00 00 00 03 12 34 56 78 90 12 4C FA
SOH Length OpCode Password Start Address Sector Data To Write CRC