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Introduction The purpose of this article is to provide some external memories tips and tricks, frequently asked questions, and a list for useful link resources.  1. Overall FAQs for QUADSPI/OCTOSPI/HSPI/XSPI  1.1. How to check whether a device is sup...
There are two possible solutions for connecting two quad-SPI memories using only one OCTOSPI interface. Solution 1: Use a dedicated bit in the OCTOSPI_CR register for external memory selection: MSEL bit for STM32H5, STM32U5, and STM32L5 series or FS...
Maximum FIFO size with the OCTOSPI interface The FIFO is sized into the targeted product, typically either 32 or 64 bytes depending on the product. Refer to the reference manual to check the maximum size in the "FIFO and data management" section. Co...
Introduction  This article includes preliminary updates of STM32 MCU reference manuals reported since 1st January 2024. It highlights the current description requiring update and the expected one if available. The purpose of this article is to deliv...
Introduction This article includes preliminary updates of STM32 MCU errata sheets reported since 1st January 2024. It highlights the current description requiring update and the expected one if available. The purpose of this article is to deliver an...