STM32 MCUs Products

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Resolved! How to load elf directly into SDRAM of STM32H757i-eval board.

Hello,I'm curious if there is any way how to load correctly linked elf file into the SDRAM of st32h757i-eval board. By correctly linked elf I mean everything is either linked into SDRAM or to some of the SRAMs. E.g. readelf -S of the elf looks:There ...

kgardas by Associate III
  • 1432 Views
  • 2 replies
  • 0 kudos

RM0454 Rev 2, section 14.10 (VBAT) needs update.

Dear ST Team, could you please update this section with correct information?There is incorrect text description or figure in RM0454 Rev 2 in section 14.10 (VBAT).Text: "...converted digital value is half the VBATvoltage."Figure: VBAT/3.

What is the bug in STM32 hardware I2C?

I am from China,I was told that STM32 hardware I2C has bug.So I always use software simulation I2C with two ordinary GPIO Pins. I was wondering what is the bug exactly?Is it a rumor ,or is it true?I hope get opinion from abroad website,because you sp...

Ethan1 by Associate III
  • 1774 Views
  • 6 replies
  • 1 kudos

STM32L443VCT6 ADC fault

I've been tinkering around STM32 (L443VCT6) for a couple of weeks now and one thing I don't get is I'M USING THE ADC_IN 10 CHANNEL. MY ADC MEASUREMENT REMAINS THE VOLTAGE RANGE ON THE PIN LEGS, HOWEVER, MY ADC VALUE IS INCREASING. AFTER 4095 IT IS NO...

BSola.2 by Associate
  • 531 Views
  • 1 replies
  • 0 kudos

STM32F407 internal flash write sucess but read error.

I am trying to encrypt part of my code and write back to internal flash. The MCU is STM32F407 and write to flash sector 3 (0x0800C000 - 0x0800FFFF). I customized the sct file to avoid other codes taking the place.The encrypted data takes 1Kbytes and ...

PZhan.11 by Associate II
  • 717 Views
  • 1 replies
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Peak detection with adc

Hi guys.I have 2 GPIOs, one is used as a PWM, the other one is used as ADC.and the peak comes in the falling edge of the PWM singal.and the plus width is only like 2us.I want to get the value of the peak voltage using ADC.The problem is, if I use a i...

XZhen.2 by Associate II
  • 2426 Views
  • 4 replies
  • 0 kudos

STM32H7 ADC with DMA - DMA-Transfer not initiated

Hi everyoneI'm trying to get the ADC1 running with a DMA transfer on the STM32H757ZI. The goal is to measure 10 channels with 8 samples each and transfer these measurements to a separated SRAM1 buffer with DMA, each time the conversion sequence has b...

DSchl.1 by Associate III
  • 4239 Views
  • 15 replies
  • 0 kudos