STM32 MCUs Embedded software

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STM32H743 Ethernet: can ETH access SRAM4?

Hello, I am writing a driver for the Ethernet interface, and I noticed it fails to read data from buffers lying in SRAM4 (0x38000000 - 0x3800FFFF), with a Fatal Bus Error. According to the MCU's Reference Manual (RM0433) 2.1 Table 3, and 2.1.6 Ethern...

LDroz.2 by Associate II
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Resolved! Where is the firmware for the STM32F411E-DISCOVERY board???????? In one of the user manuals, it was mentioned that there is a single zip file with demonstrations, examples etc for MDK-ARM, EWARM and something else.

But I am having a hard time finding this zip file!!!!! I want to start using my stm32f411e discovery board but there are hardly any resources on the internet for this specific board and for a newbie like me this is just demotivating. Please help me o...

KP.3 by Associate II
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Resolved! STL versioning

We are integrating the STL library in the context of a project requiring IEC 61508 safety integrity level 2 (SIL2). How can we programmatically pull the version info out of the STL library? The API doesn't show anything to that effect. Also, what's t...

DamienF by Associate II
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Ethernet TcpEchoServer

The issue am facing is . I have created 4 maximum connection for 1 port at particular 1 ip. When i open port of same port number and same IP on terminal the data travel should travel to both the ports. But it comes on only single port.tcp_write(Perso...

Second buffer in ethernet DMA is not transmitted

Hi, I'm using STM32H7 nucleo board and I have written a simple UDP client that receives a message and loops it back. I was using the LwIP Socket API for this (lwip_sendto) and using Wireshark I can see that packets are coming out of the board, but th...

IKayk.1 by Associate II
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