Resolved! STM32U5A5: PSRAM (4MB external RAM) via QSPI (OCTOSPI1) - for you
Not a question: just to share with you my experience and "tricks" to connect a QSPI PSRAM on STM32U5A5/STM32U575 and potentially other MCUs (from a FW point of view, not HW).BackgroundI want to extend my own PCB, STM32U5A5 (LQFP64) with an external R...