The issue of clock configuration for STM32F446RCT6
Why is it that when I set the clock frequency of the STM32 to a high frequency (180 MHz), the code will crash, but when I set it to a low frequency (72 MHz), the code can run normally?
STM32 MCUs Products
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Storing per-device info on STM32H563 for shared firmware
Hi,I’m developing an application on multiple STM32H563 units on the same board. Although all units use the same firmware, the logic depends on each unit’s position, so I need a way to identify which unit it is.Currently, I program the full flash memo...
Details of Power down sequence of STM32N657X0H3Q
Hi All, In datasheet of STM32N657X0H3Q controller only power-up sequencing details are shown., Is there any power down sequencing is required?If Yes, Please suggest the document which gives complete information of power down sequencing.
Resolved! STM32 OCTOSPI immediate write after read fails deterministically.
Introduction: While testing the U575 with external PSRAM connected over OCTOSPI1, certain memory test scenarios fail deterministically. Setup: Using a STM32U575, connected on OCTO-SPI1 to PSRAM (IS66WVH8M8) 8MB in size. The STM is configured in mem...
Resolved! STM32h7s7: CubeIde Indexing lost after adding external loader in IOC file
Hello there,I'm trying to create a project for stm32h7s7 with external loader. But when i added the external loader in IOC file the all indexes were lost in editor mode. But I checked for building, i can't see any problem. I tried index -> rebuild bu...
Resolved! STM32H7R7: How to setup XSPI for external nor flash AT25XE321D
Hi,The external nor flash AT25XE321D is 32Mbits, support quad IO/XIP spi operation, max. 133MHz Freq. Std. JEDEC/SFDP. It is connected to STM32H7R7Z8J6 with with XSPI1 port-1 interface.I am using MX v6.116.1 to setup project for my board. By IDE v2.0...
Resolved! STM32H7x3 USB Microphone Driver
Hi,I want to configure my device as a USB Microphone. However the cubemx generates code for USB speaker and the device is detected as STM32 Audio Class Speaker. Can anybody suggest a solution or Cube Example for USB Audio class with Microphone codes...
CAN Loopback on STM32L431KCU Issue
I am trying to get the CAN Loopback up and running on my STM32L431KCU (CAN1), I have tried to follow the: Guide to CAN (bxCAN/CAN2.0) configuration in Loop back mode on STM32 MCUs. But I am getting stuck in the "HAL_CAN_Start()" function where its wa...
STM32L052K8U inputs randomly not working after a while
Hi all,In my project I use several IOs, I2C, SPI, UART, ADC, DAC and most of them work as expected.However, I have 2 inputs from push buttons (pushing the button would set them to 0 volt), set with pull-ups (not set as EXTI) that sometimes stop worki...
