STM32 MCUs Products

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STM32H533CET6 ADC Reading

I am encountering an issue with ADC readings on a custom board based on the STM32H533CET6.Hardware Setup: I have a simple analog filter connected to the ADC input. I have verified the input signal with a multimeter, and it correctly varies from 0V to...

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Karol123 by Associate
  • 138 Views
  • 3 replies
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RCC_CR.HSEBYP not reset by Software Reset

Experimenting with STM32F427 and STM32F446 I found out, that the RCC_CR.HSEBYP bit is *not* reset by Software reset. It is reset only by NRST and Power-On reset.While applications where this could lead to problems (i.e. where HSE clock source is chan...

STM32H743 as USB Host stops communicating

Hello, I have a problem that I am having a hard time figuring out.My project is using an STM32H743 as a USB host on a custom PCB. Both OTG_HS and OTG_FS ports are connected to different devices. OTG_HS is using the internal PHY and operating at full-...

Resolved! Ruling out fake STM32G474s

Hi,I'm facing some issues with some STM32G474RET6s, and want to rule out counterfeit chips, even if that seems unlikely.After googling for some solutions, I confirmed the AP IDR register and the DBGMCU_IDCODE both hold a revision ID of 3, which I exp...

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abond by Associate
  • 685 Views
  • 8 replies
  • 2 kudos

USB mass storage error on STM32H7 core M4

Dear all, i have a problem with my custom board based on STM32H745.I need to use core M4 with USB_HS host with mass storage class (a pen drive) at 12Mbit full speed (internal Phy transceiver).I have configured the processor as per attached file (core...

STM32G070 FLASH program at negative temperatures

Hi everyone!Could someone help me to understand a problem with STM32G070.We have deployed approx. 50-60 devices with stm32g070 MCU that saves some parameters in FLASH every 24 hours. I know that according to datasheet FLASH memory endurance for this ...

Zed by Associate III
  • 29 Views
  • 0 replies
  • 0 kudos