STM32 MCUs Products

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Custom Bootloader and UART

Hello,I'm using an STM32F205 chip with custom bootloader. I am facing an issue, that when main application is loaded through the bootloader some of the uart's (USART6 and UART4) interrupt transmit (HAL_UART_Transmit_IT()) causes the stm32 to crash. O...

JThom.15 by Associate III
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  • 1 replies
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Do timers work in CSLEEP or CSTOP modes?

I am going to have an external high speed signal as input to the MCU. I want to use a 32-bit timer to count the number of cycles on that input. Will a regular timer keep counting even in CSLEEP or CSTOP modes? Or do I need to use an LPTIMER. The LPTI...

Resolved! LPTIM2 Pulse Counter

On NUCLEO-H563ZI board I put 3KHz square wave on LPTIM2_ETR (PC4). I want LPTIM2 to continuously count. However the count never increases. LPTIM2 setup...AndClock looks likeMX_LPTIM2_Init() looks likestatic void MX_LPTIM2_Init(void) { /* USER CODE ...

mccabehm_0-1695156427779.png mccabehm_1-1695156480655.png mccabehm_2-1695157445931.png

Resolved! AN3156 and how the MCU bootloader version is reported

Hello,In appnote AN3156 (Rev 14) [USB DFU protocol used in the STM32 bootloader] it saysThe bootloader version is returned in the device descriptor in the MSB of the bcd devicefield (example: 0x2000 = version 2.0).In appnote AN2606 (Rev 59) [STM32 mi...

MButsch by Associate III
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  • 3 replies
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Rust

Hello, I have a question for you, does the ST company have a program for the Rust language?

AHass.5 by Associate II
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  • 5 replies
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Resolved! BDSL File for STM32H745XIH6

Hello,is somebody is knowing, if a BDSL-File for  STM32H745XIH6  is existing? The affected processor doesn't exist in the "en.stm32h7_bsdl.zip" (https://www.st.com/resource/en/bsdl_model/stm32h7_bsdl.zip) from STM. Five packages are supported, but no...

JPiet.3 by Associate III
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  • 1 replies
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Resolved! STM32Cube IDE build error

I am working with STM32U575, When building my project I am facing an issue. The error is as follows:C:/ST/STM32CubeIDE_1.13.1/STM32CubeIDE/plugins/com.st.stm32cube.ide.mcu.externaltools.gnu-tools-for-stm32.11.3.rel1.win32_1.1.0.202305231506/tools/bin...

Mathil by Associate
  • 1810 Views
  • 2 replies
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Resolved! STM32H750 with I2S non blocking-mode (DMA or IT) works only once

Hello,As mentioned in the title, I am trying to output a simple sinusoidal audio over I2S.It works only the first time with DMA and IT, but not afterwards.In blocking mode it works fine. See the code below.Does somebody maybe know why?? (It doesn't m...

pk84 by Senior
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  • 10 replies
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