STM32 MCUs products

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Resolved! LAN8742A - STM32 and REF_CLK

Hi,I plan to use LAN8742A and STM32H7 for an ethernet application.In the datasheet for LAN8742A there is this very interesting sentense on page 34 i the datsheet:The REF_CLK Out Mode is not part of the RMII Specification. To ensure proper system oper...

tyassin by Associate III
  • 621 Views
  • 9 replies
  • 3 kudos

Resolved! Running STM32H7 timers at 480Mhz

Hello, how can I get timers running at 480Mhz to have maximum resolution?Here is a capture using latest stmcube version:I have tried D2PRE1 & D2PRE2 =1 but then warnings appear

stm32.jpg
JLope.11 by Associate II
  • 347 Views
  • 7 replies
  • 3 kudos

Getting possible error of FLASH write operation

I need to check to outcome of a FLASH write operation. EOP would indicate, that it was successfully, but it needs the interrrupt to be enabled to show the outcome. Oh well, then i use the error flag instead (because i dont want to use interrupts). Bu...

stm err omfg.jpg
Tobe by Senior II
  • 323 Views
  • 10 replies
  • 0 kudos

Stm32cube

Hello, when I try to compile the code in the Stm32cubeide program, I see the error that the flash.ld file does not exist. And there is no file with flash.ld extension among my files. It is not created by stm32cubemx.

Interrupt callback function blocked by delay

Hey there !I'm trying to use an ultrasound range captor on STM32 Nucleo. To beggin, I'm on a very simple case of use : User press a button, it's trigerring an interrupt, handled by a callback function `emettre_ultrason()`. Then, when the callback fun...

TzuNa by Associate
  • 261 Views
  • 3 replies
  • 1 kudos

SRAM3 Hard Fault when ECC is enabled

on STM32U575 when I enable the ECC, it is throwing a Hard Fault. I am just doing RAMCFG_Init() & StartECC() as of now. The system keeps resetting. TrustZone is enabled for the project, will that make any difference?