STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32H7 SPI TXP flag not resetting

Hi EveryoneI have a very strange issue in the SPI of my STM32H745.Consider following information0) No Master present on the Bus1) SPI5 is configured in slave.2) No interrupts, no DMA just polling3) Following is the initialization code (FIFO is set to...

0693W00000GVnz9QAD.png
DGupt by Associate III
  • 1514 Views
  • 4 replies
  • 0 kudos

How to use scanf in stm 32 with dlib.

Iam using stm32 IAR workbench 8.20.Iam trying to run scanf. but scanf isn't reading first character of any data type. If enter 1234 through keyboard then it will print only 234.does anyone know how to resolve this issue???​

UKuma.4 by Associate
  • 414 Views
  • 0 replies
  • 0 kudos

ECC uncompressed X point Public key to Y point.

Hi Sir, we need to uncompress the ECC public key. Now we are using Crypto_v4.0.1 LIB. We could use it on comx_aead&hash&ecdh API. Please inform us how to use the ECC. We need the uncompressed X point Public key to Y point.

Jchu.1 by Associate
  • 503 Views
  • 0 replies
  • 0 kudos

SWV ITM Data Console not working properly

Hello,I am working on Nucleo-h745ziq board. For debugging purpose required the printf function, I can't use the UART for that because its used for another working. So using SWI I am creating the printf function but it cannot print the all the othe...

0693W00000GXuhQQAT.png 0693W00000GXugnQAD.png
MDeva.1 by Associate II
  • 2237 Views
  • 1 replies
  • 1 kudos

STM32L476 Locks up during Radiated immunity EMC testing

I have a design with STM32L476 microprocessor that I am having EMC issues with. The processor is locking up at 100MHz to 240MHz radiated immunity EMC, 10V/m, and not recovering. Product Architecture is that there is an external 24V supplying power to...

0693W00000GXxHzQAL.png

Hİ Bros, I am trying to read the weight from the HX711 amplifier with the STM32F407VG Development board.

I'm following the 'value' variable in the code below from the STM Studio interface. When no pressure is applied, the 'value' variable starts from a fixed number (3.62049). When I apply pressure to the Load-Cell, the digit of this value changes after ...

Resolved! [SOLVED FOR NOW] HAL I2C and HAL SPI not initialising correctly when using a custom static library that houses HAL Library

Hi,I have multiple projects that use the same code but use different processors (STM32F4xx). To try and solve the common code problem I have created a static library, this has the HAL driver code inside and the main applications for each processor li...

JNoon.1 by Associate III
  • 1765 Views
  • 4 replies
  • 0 kudos

STM32F407 hang and watchdog doesn't reset

Hi everybody,I'm sorry for poor English.I'm using STM32F407VET6 in my board and I set up watchdog timer. However sometimes microcontroller hangs . Here is the main loop of my code:while(TRUE) { // ====================================== ...

mh2 by Associate III
  • 3312 Views
  • 17 replies
  • 0 kudos