STM32 MCUs Products

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Forum Posts

STM32G4 -- Flash via I2C-Bootloader Problem

Hi,We are facing the same issue like the below community post. https://community.st.com/t5/stm32-mcus-products/flash-via-i2c-bootloader-problem-for-stm32g0b1kbu6/m-p/636467#M234685 But we are using  'STM32G431RBT6' in our project, kindly let us know ...

Ananthu by Associate II
  • 212 Views
  • 8 replies
  • 0 kudos

Problem with ADC of stm32G474RET6

I am running the ADC using a timer trigger and DMA to sample a sinusoidal signal.The captured samples are transmitted to a PC via UART.However, as shown in the attached image, the ADC output appears to be step-like and does not capture smoothly chang...

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STM32L051C8 comparator consumption

Hi,I have a strange problem on an STM32L051C8 with the comparators enabled in window mode.If I put the system in stop about 20 seconds after powering the microcontroller, the current draw is about 250 uA. If I then exit the stop mode with a soft rese...

Ufoit by Associate II
  • 85 Views
  • 2 replies
  • 0 kudos

STM32G070 software reset issue

I was doing reset through SPI command and expected results are not happening. this is the line i was expecting to reset the MCUSCB->AIRCR = (NVIC_AIRCR_VECTKEY | (SCB->AIRCR & (0x700)) | (1 << NVIC_SYSRESETREQ));where#define NVIC_AIRCR_VECTKEY (0x05F...

aravindpv by Associate III
  • 100 Views
  • 10 replies
  • 4 kudos

LWIP + FreeRTOS Ping Issues

Hi all,I've been working through this tutorial: How-To-Create  to bring up LWIP + FreeRTOS on the STM32H735IGK development kit. I'm using STM32CubeIDE 1.18.0, FreeRTOS with CMSIS-v1, and STM32Cube FW_H7 version 1.12.1I noticed that pinging is very sp...

arp_stops_responding.png ping_intermittent_wireshark.png intermittent_ping.png ethernetif.png
merakian by Associate II
  • 531 Views
  • 2 replies
  • 0 kudos

STM32H7: SPI problem with SPI_RXDR

I am using the STM32H725RE (68-pin package).My goal is to have full duplex SPI communication with a 16 bit shift register using the stm32h7 as the SPI master (with no dma controller).I am using the SPI3 with the following pin (12MHz)PA15 (SPI3_nCS), ...

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Fabian3 by Associate
  • 836 Views
  • 3 replies
  • 0 kudos

Trying to source a 12.288MHz clock for STM32L433

 I am trying to source a 12.288MHz clock for an STM32L433 but having difficulties finding something.The clock is required for I2S playback with a bluetooth receiver (BT401).I have tried using the internal MSI RC to generate the 12.288MHz clock for SA...

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