STM32 MCUs Embedded software

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STM32L471 BFB2 and FB_MODE question.

Hello,I'm trying DUAL BOOT on STM32L471 and having a problem with SYSCFG->MEMRMP FB_MODE bit.I modified Dual Boot Bank Swap Boot Loader Example for STM32G4 project to fit my board, and everything goes well when the firmware put from the start of BANK...

LWIP freeRTOS and BSD Sockets

Hi, I have started from a project by Adam Berlinger.I have two UDP sockets, one receiving data max 500 bytes/s one sending data 200 bytes every 5 seconds and one TCPIP sending 4K every 20 ms.Netconn Api I have no problem. With BSD sockets, If I work ...

FMarr.2 by Associate III
  • 128 Views
  • 1 replies
  • 0 kudos

STM32H573I - USB MSC device standalone

Just wanted to see if anyone could point me in the right direction regarding a problem I'm having with implementing a USB device using MSC in standalone mode. The code initialises correctly as far as I can tell but as soon as it gets into the main lo...

loz01 by Associate II
  • 258 Views
  • 4 replies
  • 3 kudos

USB CDC packet loss at high data rates

When using a USB CDC device, especially at high data rates, there is a possibility for packet loss. This post illustrates the issue with what I consider convincing evidence. This isn't a STM32 bug, but it's something you may encounter when interfacin...

TDK_1-1766165272664.png TDK_2-1766165357056.png TDK_0-1766165197615.png
TDK by Super User
  • 315 Views
  • 4 replies
  • 5 kudos

Resolved! STM32H5 running NetXDuo with KSZ9567R

Hello. I have two setups: one STM32H5 Nucleo eval board and a custom STM32H5 board. The Nucleo runs with the LAN8742 PHY while the eval board runs with the KSZ9567R switch. Both are configured to use RMII. I'm using the NetXDuo stack for both. The Nu...

ADosa.1 by Associate II
  • 108 Views
  • 2 replies
  • 1 kudos

Resolved! Ethern Config and ping test

Good morning, I've been trying to create a simple program for several days that allows me to ping from my laptop to my Nucle F767ZTI board, but to no avail. I'm using CUBE IDE 1.18. I initially followed a tutorial and was able to do it, but only in d...

SMusc.1 by Senior
  • 136 Views
  • 3 replies
  • 5 kudos

STM32F407 ETH Fatal Bus Error

During stress testing involving repeated startup and shutdown, a fatal error was encountered in the STM32F407 Ethernet (ETH) module.The issue was observed during the startup phase, where a problem occurred in the ETH DMA. The DMASR register indicated...