GitHub hosted

Demo of the file system performance for mbed-os

Download repository: zip

SD card demo project

Demo project that shows SD card and file system usage.

The program performs for FatFS and LittleFS file systems the following actions:

  • format SD card
  • shows file creation speed
  • shows linear read/write speed

The result is printed to default UART device.


This project is made for STM32Discovery
with external sd card that uses pins PB_12, PB_13, PB_14, PB_15.

If you want to use other board, please adjust files .mbed and mbed_app.json according your settings.