STM32 MCUs Embedded software

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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
  • 232 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
  • 166 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
  • 326 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
  • 201 Views
  • 4 replies
  • 1 kudos

ADC not started by TIM output trigger

I'm using the STM32H562. I'm trying to start an ADC conversion using output compare on a specified channel during the middle of an up-down count of a timer.Timer used: TIM8 running at 250 MHz, generating a 20 kHz periodChannel: 4Timing: At the peak o...

Thoufiel by Associate III
  • 272 Views
  • 5 replies
  • 1 kudos

Resolved! STM32U5G9J-DK2 & Flash Memory

All, My team is looking at designing a PCB around the STM32U5G9-DK2 development board and are running into some issues. The development board uses a flash memory IC "MX66LM1G45GXDI00" but the BSP example driver for the board only contains "MX66UW1G45...