Questions tagged [fat]

a filesystem that allows files to be stored on a SD card or similar device on an Arduino.

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Is it possible to write data to a fat file system on SPI flash using an arduino?

I have an SPI flash based mp3 module and was wondering whether its possible to write to the flash chip using a microcontroller(arduino). the IC supports FAT16/FAT32 file systems. I have researched ...
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Open Parent Class as Child Class (SD Fat Library)

I'm currently using the SDFat library and am passing a global FatFile I if have a function that requires an SdFile type and I know that a given instance of FatFile is a valid SdFile what is the best ...
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579 views

Arduino SDFat Libray overwrites last value

I'm trying to create a comma delimited file using this SDFat library Calling this code creates my file const char Header[24]="Desired RPM,Output RPM\n"; ... foo() { SpeedCache.open("/...
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How might the SD library be reading phantom files?

I have the Sparkfun CAN Bus shield with integrated SD card writer attached to an Arduino Mega 2560. I can delete a logged file from the SD card using Windows, log more data using the SD library, then ...
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Logging multiple gigabytes of data with Arduino

I have Arduino Uno with SD card shield. I'm planning to log a huge amount of data from various sensors - including accelerometers and 3D compass - to the SD card. However, I have understood that ...