Condition:
Space: 8 m
The number of files: hundreds of (file size is not fixed, there are 4 k, 100 k)
Store only certain file formats, such as store only digital + a format file
Hardware: the spi flash
4 k page size, page erasure time needed for 30 ms


Q: how to design the system, the operating time of the required documents to minimize

CodePudding user response:

FAT file system is tiny, inspection after one hundred million times of practice, and reliable enough

CodePudding user response:

Ucos a fat little system such as the code read

CodePudding user response:

If the original poster with freertos have open source FAT plug-in:
https://github.com/FreeRTOS/Lab-Project-FreeRTOS-FAT