STM32 MCUs Products

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Resolved! How to get the value of the program counter ?

Hello, Sometimes I have my stm32F7 going in hardfault_handler, so for my customers I have to display on a screen the last address where the software crashed, then I can analyse which problem occure the crash. So I want to get the value "pc" (program ...

PierreG-S by Associate II
  • 2598 Views
  • 2 replies
  • 1 kudos

Resolved! STM32u585 Memory Mapped Read/write on B-U585I-IOT02A

While using memory mapped mode for APS6408L using STM32u585 on B-U585I-IOT02A, how is the row boundary crossing handled?* If I want to write across multiple Rows in memory mapped mode, do I need to handle this manually or is it automatically handled ...

Bootloader v11 + changes

I've been using an STM32G474xx in a project for a few years now and have a function that jumps to the bootloader. It seems in a recent rev of the chip the bootloader has changed. I'm finding that I can no longer jump to the bootloader similar to how ...

PCarn.1 by Associate III
  • 807 Views
  • 2 replies
  • 0 kudos

Resolved! Debouncing

Can anyone help me with debounce code in C for Rising and falling edge interrupt??

sne_123 by Associate III
  • 17112 Views
  • 20 replies
  • 4 kudos

STM32H723 - Problem with Serial RAM in memory mapped mode

Hi everyone,I’m testing a 32Mb serial QUAD SPI RAM (ISSI – ISS66WVS4M8) with the nucleo – H723ZG development board.It works fine if I use all the QUAD SPI commands but my need is to use it in memory mapped mode.When i use the memory mapped mode confi...

MDell.1 by Associate II
  • 11021 Views
  • 14 replies
  • 3 kudos

MDMA write error writing to DMA registers

Hello, I have a DMA stream working in Normal mode (Mem to Peripheral). This by itself is working properly (without MDMA). I want to configure MDMA to set the next parameters for the DMA to handle. I configure 4 words (4 uint_32) in memory for writing...

BBeha by Associate II
  • 608 Views
  • 0 replies
  • 0 kudos

STM32l496: Clocking timer using LSCO

Hi, I wanted to clock my timer output using LSE crystal, but unfortunately only tim2 is supported with this feature. But then I saw an option of LSCO as output in cubemx, this enables the pin on MCU and according to documentation this output LSE cloc...

HZaib.1 by Associate III
  • 1611 Views
  • 4 replies
  • 0 kudos

Resolved! Disable Flash ECC NMI Issue

Hello,I am currently developing a Bootloader for a STM32H562. The Bootloader checks, if there is a valid application present by calculating a checksum over the application area. To avoid getting ECC errors during the checksum calculation, I disable t...