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Resolved! SystemClock_Config() fails with some clock rates

I'm trying a simple blinking LED on a STM32H743VIT6 with STM32CubeIDE 1.13.2, using the clock configuration wizard. When the clock rate is set to 90MHz everything is fine, but at 480MHz the program cannot get past the SystemClock_Config() call. When ...

iforce2d by Associate III
  • 1065 Views
  • 3 replies
  • 1 kudos

STM32F103RCT6 - BusFault on address 0x20010000

Hi all,I'm trying to debug a bus fault that happen on a region on ram that is not supposed to exists. MCU has 48kb of RAM, so start from 0x20000000 to 0x2000C000, but i'm able to write 0xFF from 0x2000C000 to 0x20010000.. why??I can see also some dat...

rdzdvd_0-1696414700487.png
rdzdvd by Associate II
  • 1992 Views
  • 4 replies
  • 0 kudos

System bootloader

Hello,I'm currently working on a system bootloader using an STM32L4P5VGTx board. During this process, the board entered an unknown state and doesn't seem to recover even after a reset.I also attempted to use the Cube Programmer tool to load a bin fil...

pvall.1 by Associate II
  • 536 Views
  • 1 replies
  • 0 kudos

SPI Clock rate limitation?

TL;DR. What are the limiting factors for incoming clock speed for an SPI peripheral operating in slave mode?I'm using the STM32U575 MCU with a few peripherals, and am clocking it down to 16MHz for SYSCLK and all related peripherals.  I'm generating a...

sethkaz by Associate III
  • 5107 Views
  • 15 replies
  • 3 kudos