STM32 MCUs Embedded software

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CIMSIS 5.9 (Source) - missing dependencies

Hello Community!I just started a new project and wanted to use CMSIS 5.9 - as it finally can be installed from the package without errors.Until now I only used CMSIS 5.7 als library, which worked pretty well. Unfortunately since 5.9 there is no libra...

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CBerg by Senior II
  • 1250 Views
  • 2 replies
  • 3 kudos

SDIO Error when use SD NAND chip

I have been using microSD chips reliably for many years with stm32f4, stm32h7 and stm32l4.But for one of my products, where space is at a premium, I am trying to use a SD-NAND chip XTSD04G, and I am running into occasional errors where an SDIO R1 com...

Danish1 by Lead III
  • 1070 Views
  • 0 replies
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Resolved! CUBE MX usbd_dec.c unique Serial Number

Hi,I am using STM32G491 for the project. For USB HID class the Cube MX generates usbd_dec.c file. In this file, there is a Get_SerialNum functionstatic void Get_SerialNum(void){  uint32_t deviceserial0, deviceserial1, deviceserial2;   deviceserial0 =...

Egemen by Associate II
  • 1395 Views
  • 2 replies
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Usage of file handling library functions

I tried to use fopen() on STM32Cude IDE, but it is always returning null. Please let me know how I can use the file handing functions on STM32Cube IDE. Please see my code I am using. What printf() will do here?uint num;File *fptr;if ((fptr = fopen("C...

STM32cubeIDE Download

The STM32cubeIDE caan't be downloaded from the website, nor can an update be made through the installed version. Are they any serious in noticing and rectifying this?

matolo by Associate
  • 756 Views
  • 2 replies
  • 0 kudos

ADC and Timer take too long

Hello.I get a signal ranging from 0.5V to 1.8V in the input pin of the ADC.I wrote this code to store in ADC_Buffer (1024 elements) the values read from the ADC every 10ms (when Timer_Flag = 1) .. that is, every 10ms:- first thing first the whole buf...

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luke514 by Senior
  • 495 Views
  • 1 replies
  • 0 kudos

FreeRTOS config

Hello,I'm getting started with FreeRTOS for STM32h735, and with the IDE configuration, I can compile and run projects successfully.However, I want to use FreeRTOS Plus and additional libraries. The issue is that I can't configure it with the IDE. I'v...

HispaEmo by Associate III
  • 1289 Views
  • 2 replies
  • 0 kudos

stm32f4 multi instance usb cdc device

Posted on February 03, 2018 at 14:54For a USB CDC device application I use STM32CubeF4. It works very well now.Now I need a second CDC channel, which paralel the 1st CDC transmits a data stream to the host.How do I create a second USB CDC instance w...

rm2399 by Associate III
  • 2713 Views
  • 7 replies
  • 2 kudos