STM32 MCUs Embedded software

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implemented TCP/IP ,UDP,HTTP PROTOCAL

hello allcurrently i am working on Free RTOS (STM32L152RETX microcontroller ) . in stmcubemx no any one feature to implement the any protocal like TCP/ip etc is there any possiblities to implement this protocal by using STM32L152RETx microcontrolleri...

Asing.3 by Associate II
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  • 3 replies
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Resolved! what is procedure to get PID.

Let know what is procedure to get PID with particular MCU part number is STM32F103, so we can used it for the mass production as our own PID. let me know how can i process it to buy PID.

MPate.6 by Associate
  • 636 Views
  • 3 replies
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STM32 LWIP MQTT & RTC

Hello everyone, I am trying to use RTC in my ethernet LWIP code,but I have observed that my code hangs when I do MX_RTC_Init(); why is it so ?? Can't we use internal RTC? I can use SNTP but why does RTC hang the code?? Also my timer interrupt is no...

sne_123 by Associate III
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  • 4 replies
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STM32H7, AZURE NetX and MII mode with KSZ8081

My processor board uses STM32H743V. The Ethernet chip is KSZ8081, MII mode. I also use AZURE RTOS and NetX. I tried using CubeMX to generate an application, but it always gives me some error when I compile the program. I tried different combinations,...

TVuck.1 by Associate II
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  • 9 replies
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Regrading STM32L452RET6 bootloader issue

Hello there,I am currently working on STM32L452RET6 microcontroller in which I am trying to flash hex file using software STMFlashloader Demonstrator via UART protocol.​When I shift BOOT0 pin to high (3.3v), program goes into bootloader mode, and nBO...

JDhaw.1 by Associate
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  • 4 replies
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HAL_SD_ERROR_TX_UNDERRUN when using FATFS

I'm trying to use FATFS on NUCLEO-F401RE to write a file into the SD Card.I generated the project into cube MX and added thi code before the while(1) loop: /* USER CODE BEGIN 2 */ temp = f_mount(&StrutturaCtrFS,"",1); if(FR_OK != temp){ while(...

ABatt.1 by Senior
  • 418 Views
  • 1 replies
  • 1 kudos

USB Device Descriptor Request Failed

Dear Customer SupportI'm using the USB CDC class (Virtual COM Port) on STM32H7.When I unplug and plug the USB cable during comport communication, occasionally, the device manager display shows "Unknown USB device (device descriptor request failed)".I...

KKado.1 by Associate II
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  • 4 replies
  • 1 kudos

Resolved! STM32H7 USB custom class

Hi,I want to use my own custom usb device class base on usb core provided by ST. Inspecting the code, I found that "DataIn" and "DataOut" callback functions provided by the class to usb core are called at the END of the data in or out stage... Callin...