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DavePfz
Associate III
February 24, 2026
Solved

Expansion Board with Quad SPI NOR FLASH

  • February 24, 2026
  • 2 replies
  • 246 views

Are there any expansion boards with Quad SPI NOR Flash chips? I am interested in using it with a NUCLEO-WB55RG board.Preferably it should use the Macronix 25L6433FM2I-08G chip, but that is not a hard requirement. This chip is found on the X-NUCLEO-GFX01M2 board, but it is implemented as a standard single SPI interface.

Thanks

Best answer by Imen.D

Hello @DavePfz ,

I did not find an expansion board for the Nucleo-WB55RG that includes a Quad-SPI NOR flash memory. You can use a Discovery board, such as the STM32WB5MM-DK board, which supports Quad-SPI mode and embeds a 128-Mbit Quad-SPI NOR Flash Memory.

2 replies

Imen.DBest answer
ST Technical Moderator
March 9, 2026

Hello @DavePfz ,

I did not find an expansion board for the Nucleo-WB55RG that includes a Quad-SPI NOR flash memory. You can use a Discovery board, such as the STM32WB5MM-DK board, which supports Quad-SPI mode and embeds a 128-Mbit Quad-SPI NOR Flash Memory.
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DavePfz
DavePfzAuthor
Associate III
March 9, 2026

Thanks for looking into this. I came to the same conclusion. Although the STM32WB5MM-DK was not exactly what I was looking for it did give me the information I needed.

Thanks