STM32 MCUs Embedded software

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azure RTOS connectivity with Nucleo-h745zi-q?

I am working on a Nucleo-h745zi-q controller. I want to connect the stm32h7 board with Microsoft azure. I installed the package on stm32ide x-cube-azrtos-h7. But I did not know how I can connect to azure. What is the procedure for using this Rtos con...

Kk1 by Associate II
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  • 6 replies
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Resolved! STM32H7x USB Dual Role

Hi,I am currently working on a project that needs the support of the USB dual role functionality of STM32H75x controller. Is there any example that I can use as a base, or if there are any guidelines please direct them to me. More details,Individual ...

CDiss.1 by Associate
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  • 1 replies
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Problem with getting time and date

Hello everyone,I'm using STM32L496G-Discovery_Azure example of x_cube_azure package on my custom board and I have some problems when trying to connect to network to get network time for internal RTC. First steps of the function setRTCTimeDateFromNetw...

NCatt.1 by Associate III
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Resolved! Is external crystal is needed for USB communication ?

Hi All,I am working on the STM32F0 series for USB based application as Mass Storage Class and completed my initial testing on the NUCLEO-F767ZI board & POC's.Further I have done & completed my custom hardware development, but I have didn't connect ex...

SSing.10 by Associate II
  • 1496 Views
  • 5 replies
  • 1 kudos

STM32F411 DFU mode strange behavior

Hello gents!I'm trying to implement jump to DFU mode from the app (bootloader), without usage of BOOT0 pin. Logic should be following: if the user button is pressed during device startup (USB cable plug in) more than 3 sec, then device should go to D...

Resolved! Free RTOS threads and osDelay function.

Hey, I have a question about osDealy, my teacher gave me this code and I don't really understand how does ir wotk:void GreenTask(void *argument) { /* USER CODE BEGIN GreenTask */ uint8_t RunCount = 0; osStatus_t status; /* Infinite loop */ for(;;){ p...

DSimp.1 by Associate III
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  • 2 replies
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HAL_UART_Transmit_DMA transmits data with delay

Hi,I have written an STM32 program that transmits data using HAL_UART_Transmit_DMA .However, for some reason, the first time I call this HAL function, Rx line only outputs 0s.The second message I'm sending actually sends the first message,The third m...

IKayk.1 by Associate II
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  • 2 replies
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STM32L031, cannot connect to ROM bootloader

I'm trying to invoke the ROM bootloader from my application (for firmware upgrade over USART2). I understand that only Category 1 devices (STM32L011) can use the FLASH_OPTR bits to do this, so I'm trying to load SP from 0x1ff00000 and jump to the val...