STM32 MCUs Embedded software

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Forum Posts

USB PD (UCPD) on STM32H562

Hi,I´ve problems getting UCPD running on a STM32H563. With STM32G0 I´ve alraedy realized a lot of such projects with UCPD. Hence I suggest, that it maybe is a problem of the DMA which is much more complicated to configure on the H5. Is there any info...

AWack by Associate III
  • 581 Views
  • 4 replies
  • 0 kudos

ADC + DMA on STM32H753ZI

Hi All, I have a question regarding the validity of my implementation of ADC + DMA on the STM32H753ZI. I had quite a lot of trouble getting the HAL_ADC_ConvCpltCallback configured as void HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef* hadc) { coun...

eskilru by Associate
  • 175 Views
  • 1 replies
  • 0 kudos

STM32C0 rewrite flash without erase

Hey all,I'm trying to get embedded Lua (https://eluaproject.net/) running on an STM32C0 MCU. The implementation has a Write Once Filesystem that uses flash and can be appended to but not modified.The issue is that the WOFS relies on being able to wri...

rous by Associate
  • 270 Views
  • 5 replies
  • 2 kudos

Resolved! Can't make printf via USART work

I'm using an STM32U5A9J-DK and I've followed this guide step-by-step https://community.st.com/t5/stm32-mcus/how-to-redirect-the-printf-function-to-a-uart-for-debug-messages/ta-p/49865From the docs https://www.st.com/resource/en/user_manual/um2967-dis...

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nico23 by Senior III
  • 190 Views
  • 1 replies
  • 0 kudos

Resolved! Sending UART messages between two boards

Good morning, I need to connect two h7a3zi-q board via uart (only one way required), but by only connecting tx1->rx2 the programs run but I get empty strings, and by also connecting the grounds of the two boards the tx program gives HardFault. I'm su...

Jack_DB by Associate
  • 390 Views
  • 8 replies
  • 10 kudos

Resolved! Initialization of OpAmps in STM32G474

Hi,I'm going to use four different OpAmps in the STM32G474, namely OPAMP3, OPAMP4, OPAMP5, and OPAMP6.At this moment I try to initialize all four OpAmps. The first three work perfectly well, the initialization of OPAMP6 results in a problem. The Stat...

ErX by Associate II
  • 254 Views
  • 4 replies
  • 1 kudos