Gen 3 devices implement a POSIX-style file system API to store files on the LittleFS flash file system on the QSPI flash memory on the module.
|Device||Since Device OS||Size|
|Tracker SoM||1.5.4-rc.1||4 MB|
|Argon, Boron, B Series SoM||2.0.0-rc.1||2 MB|
For more detailed information about the file system, see the application note AN035 File System.
Gen 2 Devices:
The File System is not available on Gen 2 devices (Photon, P1, Electron, E Series).