STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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My stm32f103c6t6a is sending wrong HID thrown USB

I soldered all the components to the PCB, then I was able to successfully upload the code to the microcontroller it is a simple program where I send every 2 seconds the key '4', simulating a keyboard. But when I connect my PCB to the computer, the co...

wil92 by Associate II
  • 991 Views
  • 2 replies
  • 1 kudos

LWIP and STM32F427 - disable echo back to client

Hello, i have imported a tcp echo server example, using the old stdperiph code. So far everything is working as expected. Apart from the original code, i've implemented my own function to send a custom string. But on the client side, for example if i...

Bogdan by Senior
  • 2422 Views
  • 4 replies
  • 0 kudos

FOTA In STM32F446ZET6

Hello,I am new to STM, I wanted to know, How can be FOTA implemented for STM32F446ZET6?are there any ready API's in the STM32 cube ide?And also, are there any points that can be looked into reference manual or datasheet for implementing this function...

rucha_16 by Associate
  • 506 Views
  • 0 replies
  • 0 kudos

Resolved! CubeMX assert_param() vs assert()

I have some re-used and portable code that uses <assert.h> and assert().Is there a way I can easily map assert() to the assert_param() used by CubeMX?Seems so simple but it is giving me a hard time, and I don't see anything available online about thi...

da66en by Associate II
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  • 1 replies
  • 0 kudos

Resolved! STM32H750 DMA HAL_UART_Receive_DMA acting oddly

This is weird.  Also it was working at one point and stopped working, can't track down the code change that broke this. So, I use HAL_UART_Receive_DMA() to start a DMA RX.  I can use _HAL_DMA_GET_COUNTER() to check how many characters have been recei...

da66en by Associate II
  • 1310 Views
  • 2 replies
  • 1 kudos

I-CUBE-LRWAN1 doesn't send some data

Hello everyone, I am developing an application using I-CUBE-LRWAN1 and a set of my own sensors to read humidity and ambient temperature, together with a ground humidity sensor.What I would like is to send these two values via LoRa to an application I...

JAgui.1 by Associate II
  • 510 Views
  • 0 replies
  • 0 kudos

Resolved! how to empty UART FIFO

 Hi, I'm using the UART on a STM32G071 MCU. To read data  get  an interrupt when the FIFO reach the FIFO reaches the  threshold of 1/2.Inside the interrupt routine I check if there are uart errors.If I get some errors I want to discard data received....

DAUSILI by Associate III
  • 3034 Views
  • 3 replies
  • 1 kudos

B-U585I-IOT02A TFM Application

Hi, I have the TFM example running on my board.I'm now trying to write my own non-secured application.I kept mapping just as in original example and after programming it to board the boot validates that application is authenticated.When code reaches ...

ari_v2 by Senior
  • 576 Views
  • 0 replies
  • 0 kudos