Difference between revisions of "J-Flash"

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#REDIRECT [[UM08003_JFlash]]
=CRC calculation=
 
The CRC used is the CRC32-CCITT polynomial.
 
Normal form: 0x04C11DB7
 
Reversed form: 0xEDB88320 (used by J-Flash)
 
 
Please note, that the initial CRC used for the calculation is 0x00000000 (some calculators use 0xFFFFFFFF).
 
 
Further information regarding this can be found here:
 
* SEGGER Knowledge Base: Explaining [[CRC]]
 
* Wikipedia: https://en.wikipedia.org/wiki/Cyclic_redundancy_check#Standards_and_common_use (table entry for CRC-32)
 
* J-Flash User Guide: UM08003 chapter "9.1 CRC of current data file"
 
 
 
J-Flash and Flasher are using a [[CRC]].
 
The CRC used is the CRC32-CCITT polynomial.
 
Normal form: 0x04C11DB7
 
Reversed form: 0xEDB88320 (used by J-Flash)
 
 
Please note, that the initial CRC used for the calculation is 0x00000000 (some calculators use 0xFFFFFFFF).
 
 
Further information regarding this can be found here:
 
* SEGGER Knowledge Base: Explaining [[CRC]]
 
* Wikipedia: https://en.wikipedia.org/wiki/Cyclic_redundancy_check#Standards_and_common_use (table entry for CRC-32)
 
* J-Flash User Guide: UM08003 chapter "9.1 CRC of current data file"
 

Latest revision as of 14:13, 6 May 2020

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