STM32 MCUs Products

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Resolved! STM32F723 DFU Mode - Questions

I have a few questions about the DFU mode on the STM32F723. My goal is to enable users to flash a binary file to the MCU via a USB connection. My implementation is that i placed a 22uF capacitor on the boot0 pin then tied another IO pin (EO) in this ...

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Russeree by Associate II
  • 2299 Views
  • 5 replies
  • 2 kudos

Resolved! SPI pin for STM32F429

Hi community, just a single question as confirm.  I am working with stm32f429.From the schematic the hw engineer decided to use the following pin for spi purpose for communicating with an eeprom  Can you confirm that i cannot use those pins for spi p...

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SGasp.1 by Senior
  • 1146 Views
  • 7 replies
  • 0 kudos

Resolved! TCP IP problem using LWIP RAW API in STM32F429ZI

I am developing a terminal device that performs serial communication and Ethernet communication using stm32f429zit6. TCP IP communication is performed between this terminal device and the server, and lwip raw API is being used for TCP IP communicatio...

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joseph05 by Associate III
  • 2830 Views
  • 8 replies
  • 0 kudos

Resolved! Verify in bootloader USART protocol fails

Hello Community,Using the USART commands in boot mode on a STM32H723 CPU, I faced following issues:Extended erase (0x44) and writing memory(0x31) to the flash works fine, if I write ALL bytes in blocks of 256 bytes.But if I do a read memory(0x11) aft...

TomKing by Associate II
  • 2827 Views
  • 14 replies
  • 1 kudos

HRTIM variable PWM glitch on STM32F334R8

Hi,I'm generating a variable duty PWM on HRTIM1, Timer A, unit 1. It is configured to 500 kHz, with a 217 ps resolution.I want to update the duty value every 50 kHz. It works, but on some steps, the duty glitches to high state (it seems that the comp...

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MCris.4 by Associate II
  • 1003 Views
  • 2 replies
  • 0 kudos

Resolved! Confusion about ADC sampling speed and sampled value

Hello.I am very new in using STM32. I am using STM32H747I-DISCO board. For my project, I only need one ADC in differential mode. Previously, I tried to use DMA with ADC but it never worked, even the "ADC dual mode interleaved" example provided by st ...

rakib2023 by Associate III
  • 2282 Views
  • 14 replies
  • 0 kudos

Dual Flash Memory Bank Swap

I want to try dual-bank project in my STM32F429 Board. So I am using Stm32Cube : IAP-LWIP Example for the this project. I am using 0x08000000 address for the BANK1 and also I am using 0x08100000 address for the BANK2.When I start the BANK1, than I re...

DCtech by Associate II
  • 2317 Views
  • 12 replies
  • 0 kudos

Boot to soft (STM32L151)

Hi,II have a BIG problem: at a certain time, I was able to jump from bootloader to a soft but I can't do it anymore. Perhaps I modified something in the soft (it was with STMCubeIde but, sorry, I hate STMCubeIde because every time you change your pro...

JFELI.13 by Associate III
  • 2414 Views
  • 15 replies
  • 0 kudos