STM32 MCUs products

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Data is not stored in the FIFO when FSEL is 1

What I want to do is send Write Enable instruction to external Flash and erase.The environment is as follows.Use Board : nucleo l4r5ziIDE : Atollic TrueSTUDIO® for STM32, Built on Eclipse Neon.1a.(Version: 9.3.0)FLASH : W25Q64JVThe connection diagram...

Myasu1_0-1708448593094.png Myasu1_1-1708448757561.png Myasu1_2-1708449526837.png
Myasu.1 by Associate III
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STM32Uxx: OCTALSPI direction signal (is missing)

I need level shifters, using QSPI signals with 1V2 logic (MCU can just be set for 1V8, so I need level shifters).I have realized: bi-directional level shifters for 1V2 are pretty slow (and rare). Level shifters which have a DIR signal (to turn the di...

tjaekel by Senior
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STM32u5a9 hexa-spi PSRAM issue

I am attempting to bring up a custom board using a STM32U5A9 chip. I modeled the board off of the STM32u5a9j-dk dev kit (the one with a circular screen). I've been able to get our LCD screen to work over DSI and touchGFX currently runs fine.Now I am ...

nwm_35 by Associate II
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Resolved! NUCLEO-U5xx: USB VCP UART for U575 and U5A5 - for you

My project to have USB VCP UART working on NUCLEO-U575 as well as NUCLEO-U5A5 boards (via a compile macro).Use the USB-C USR USB connection as a USB based UART (COM port on host): any baud rate as supported by USB speed (FS vs. HS). There is a second...

tjaekel by Senior
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