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Storage Files for STM32U5 IoT Discovery Kit

Storage files information for STM32U5 IoT Discovery Kit

avhsupport avatar
Written by avhsupport
Updated over 2 years ago

This document outlines the required and optional storage files information for STM32U5 IoT Discovery Kit.

Required files

  • flash - on-chip main Flash

    • block_size: 512

    • blocks: 4096

    • max: 2097152 bytes

  • flash-option - Boot options in flash

    • block_size: 512

    • blocks: 1

    • max: 512 bytes

Note: For more information about the flashoptions can be found at

https://www.st.com/resource/en/reference_manual/rm0456-stm32u575585-armbased-32bit-mcus-stmicroelectronics.pdf in section 7.4

  • flash-otp - OTP memory in Flash block

    • block_size: 512

    • blocks: 1

    • max: 512 bytes

  • sdcard - SD card

    • block_size: 512

    • blocks: 1953125

    • max: 1000000000 bytes

Optional files

  • spinor = SPI NOR Flash on QSPI bus

    • block_size: 512

    • blocks: 131073

    • max: 67109376 bytes

Note: If not supplied this will be filled with 0xff.

  • eeprom = EEPROM

    • block_size: 512

    • blocks: 65

    • max: 33280 bytes

Note: If not supplied this will be filled with 0xff.

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