STM32 MCUs Embedded software

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STM32F4 I2S DMA

Hello everyone,I am currently implementing an audio synthesizer. My DAC requires the I2S protocol, which is supported by my device (F446). I want to setup a circular buffer to feed the I2S peripheral using DMA. Idealy, i want to set it up and let the...

Smuffin by Associate II
  • 520 Views
  • 7 replies
  • 4 kudos

Resolved! LWIP HTTPD and TouchGFX

I am currently using the STM32H7B3I-DK for touchGFX development before moving to something in the STM32H743 family. I am curios about adding a simple webserver capability while running a touchGFX UI. I have implemented an httpd server on an Nucleo-H7...

HAL CAN transmit timeout bug?

Posted on December 19, 2017 at 12:24 Hi, I'm using one STM32F2 board and two STM32F3 boards. The F2 is the CAN master and the F3 are slaves. Everything works fine if I use only one F3 board. If I add the other one, then after 30sec - 5min one ...

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Alex S by Associate II
  • 764 Views
  • 6 replies
  • 1 kudos

STM32H723zgt6 - Azure Filex

Hi,I am using Azure RTOS for my STM32H723ZGT6 to write log file to my USB pendrive. so, i am using usbx msc host and filex example code from github. File created successfully, but not opened for write, because my code returns FX_PTR_ERROR due to the ...

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rkuma.21 by Associate III
  • 237 Views
  • 2 replies
  • 0 kudos

Resolved! Configuring Memory for STM32H753ZI USART DMA

Hi,We have been trying to setup DMA USART3 with the STM32H753ZI Nucleo.We would like to keep our stack in DTCMRAM and we thought we could move the USART buffer into SRAM1 or SRAM2 since DMA1 and DMA2 have access to it, following this post.We edited o...

cttewari by Associate
  • 535 Views
  • 3 replies
  • 2 kudos

Resolved! How to ping a STM32F107 using Lwip ?

Hello I wan't to use the ethernet of my MCU with using Lwip module. For the moment I've connect a etehernet cable between my computer and my ethernet board I've used some example of ethernet example for test the ethernet communication. But I don't ar...

Romano1 by Associate III
  • 4578 Views
  • 4 replies
  • 0 kudos

Trouble with GLCD with STM32L031K6

 Hi everyone,I'm working on a project where I need to interface a graphic LCD with an STM32L031K6 microcontroller. I have available GPIO pins are :- PA4, PA5, PA7, PA8, PB0, PB1, PB6, PB7, PA11, PA12, PB4, and PB5.I'm trying to print data on the LCD ...

Resolved! HAL_Delay() inaccuracy

Hi folks,I recently started my STM32 journey using a STM32WLE5JCxx (the LoRa-E5). After fighting with the SubGHz for a while, I managed to write a decent application, but I'm not completely familiar with all of the essentials yet.Currently, I am usin...

bns by Associate III
  • 1244 Views
  • 15 replies
  • 8 kudos