STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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STM32U575VIT6Q - USB CDC not enumerating

Hi All, We ran the example application code on our board with STM32U575VIT6Q and the USB CDC is not enumerating,whereas USB DFU mode is working when we trigger the boot0 button while powering on or resetting the devicehttps://github.com/STMicroelectr...

Resolved! STM32H745xi enter standby mode after power on 3 seconds

I use STM32H745xi discovery board. When i do some test, i download code that Cortex-m7 will enter standby mode after power on 3 seconds. And i set wrong wakeup pin(wakeup pin 1&not config PA0, it should be wakeu4). After power off and power on, i fin...

Jerry3 by Associate II
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How to run BLE ota without optimization?

Hello,I'm currently working on an STM32WB55VCQ7 microcontroller using Visual Studio GDB. My project involves implementing a bootloader for over-the-air updates via BLE. I've made some progress by successfully flashing the example application located ...

emmaBK by Associate
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HAL tick problem

Hi, I am using stm32wb55 mcu with freeRtos, I changed the timebase source time to TIM17 as recommended when using freeRTOS but I am facing unxpected behavior unless I use TIM17 as the source time base the HAL_Delay is not working and the uwTick is st...

BHuss.2 by Associate
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Nucleo-F767ZI Read data frame from Ethercat network

Hi community,I'm a fresher. I have an experiment to read data frames from the Ethercat network as follows:I use ethernet polling mode on Nucleo - F767Zi to read the data frames and I only receive a single data from the Ethercat slave. I checked on Wi...

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Terene by Associate
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