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

STM32F469 Discovery SAI DMA DB problem

I try to use the SAI on the STM32F469 Discovery Board in DMA Double Buffer TX Mode. The Interrupt is working and the buffers too - but there are no data arriving at the SAI ADR Register. My init function is:HAL_DMAEx_MultiBufferStart(&hdma_sai1_a, ...

DBrow by Associate II
  • 597 Views
  • 2 replies
  • 0 kudos

CAN BUS Receiving (Using by HAL_CAN_GetRxMessage command)

I can send CAN BUS TX Messages to a reader and I can see my data very well.But I can not get (receive) data from another CAN BUS Unit. (Doesn't read data)I do not know what is wrong with my code?Could you please help me about it?Thank you./* USER COD...

UUrcan by Associate II
  • 3112 Views
  • 3 replies
  • 0 kudos

STM32H743 USART DMA

Hi,Can someone please help ?Has someone got USART Peripheral with DMA transfers working on the STM32H743ZI2 ?I have been trying to get DMA transfers to work on the H743. The DMA stalls after the very first DMA transfer and stays there itself.Searchin...

0693W000001sAK3QAM.png

How to tell how big my program is?

i have a program with a BIG lookup table. The program compiles fine except for if i reference the lookup table, then it quits with one error and doesn't tell me what the error is. How can i tell how big the compiled program - would be - with the look...

deep_rune by Associate III
  • 758 Views
  • 5 replies
  • 0 kudos

STM32 line suitable for medical devices

Hi,I have used the STM32F1 and F4 series.I would like to know which line is advisable to medical device development ie. insulin pump, Blood glucose monitor.on the website i found that f1,f2 series can be used.Regards

Hp.14 by Associate II
  • 678 Views
  • 2 replies
  • 0 kudos

any stm32 MCU with 5Vadc?

Hello,I am working on a project and it would be very helpful if I could find a MCU with integrated 5V ADC. I know you can add a voltage divider for the 3.3V ADC but it won't work in my case for this project. Can anyone recommend me something? Thank y...

retro by Associate III
  • 985 Views
  • 4 replies
  • 0 kudos

SWD printf debuggin issues..

Hello,I'm just a beginner that tryes to migrate from the arduino world to ST and before I start the dev jorney I'd like to hand on to a debbuging method that requiers as little hardware and sofware setup as possible while still having the logging and...

MLemo.1 by Associate III
  • 1169 Views
  • 5 replies
  • 0 kudos

Resolved! STM32G071 DMA Will Not Transfer Data to UART1 TDR

I'm trying to operate the USART in DMA tx mode on the STM32G0. I've configured the DMA mux to route the USART1TX dma request to channel 2. I have configured channel 2 to enable TC and TE interrupts, enabled MINC, and set PSIZE & MSIZE as byte. The nu...

CKafk.1 by Associate II
  • 1381 Views
  • 6 replies
  • 0 kudos

RTC_EnterInitMode(hrtc) returns HAL_TIMEOUT. LSEState is ON and HAL_PWR_EnableBkUpAccess() is also called. How to solve this issue?

HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) function returns HAL_ERROR because RTC_EnterInitMode(hrtc) returns HAL_TIMEOUT. When checked in community, I can see solutions as to call HAL_PWR_EnableBkUpAccess(); before setting RTC functio...

RVarg.1 by Associate
  • 1330 Views
  • 3 replies
  • 0 kudos