1.5 FAT File System Using SST26 Media

This application shows an example of using the FAT File System to access SQI based SST26 Flash media.

Description

File System Operations on the On-Board SST26 Flash Memory

  • Performs a SYS_FS_FormatDisk
  • Opens a newfile.txt on the SST26 Flash
  • Writes and reads back 4 KB of data on newfile.txt
  • Verifies the data read back

File System Layer Uses

  • One instance of the Memory driver is used to communicate with the on-board SQI Flash memory

Downloading and Building the Application

To clone or download this application from GitHub, go to the main page of this repository and then click Clone button to clone this repository or download as zip file. This content can also be downloaded using content manager by following these instructions.

Path of the application within the repository is apps/fs/sqi_flash_fat/firmware.

To build the application, refer to the following table and open the project using its IDE.

Project NameDescription
pic32ck_gc01_cult.XMPLAB X project for PIC32CK GC01 Curiosity Ultra Development Board

Setting Up the Hardware

The following table shows the target hardware for the application projects.

Project NameDescription
pic32ck_gc01_cult.XPIC32CK GC01 Curiosity Ultra Development Board

Setting Up PIC32CK GC01 Curiosity Ultra Development Board

  • Connect the Debug USB port on the board to the computer using a micro USB cable

Running the Application

  1. Build and program the application using its IDE.
  2. The LED is turned ON if data has successfully been written and read back from file newfile.txt.
Refer to the following table for LED name:
BoardLED Name
PIC32CK GC01 Curiosity Ultra Development BoardLED0