STM32 MCUs Embedded software

SPI Slave transmit has extra byte at times

I have two STM32F7 processors set up in SPI Master/Slave configuration. When the slave wants to transmit data to the master, it issues an interrupt and the master reads 4 bytes. The first two are the number of data bytes to read, the second two is a...

STM32 - USB Bootloader

Hello All,MCU - STM32G0B0RET6 supports USB bootloader.When I first connect my USB to my PC, it is recognised as "DFU in FS Mode". Then I flashed a simple GPIO control application code (*.elf) through USB, and after restarting the board, my PC no long...

How to stop the creation of MBED.HTM file in Discovery F407 USB driver

Discovery STM32F407 USB Disk driver creates two files, details.txt and mbed.htm, I've searched for strings with these names but they must be encoded.Anyone know how to remove them?

Is there any manual in the ST page of the differents example projects of one board?

DMA ethernet descriptor OWN bit issue

Im using stm32f207 HAL library, LwIP stack with RAW api, no RTOS for an UDP server implementation. Server is receiving frames by polling way because of client nature demands. Client is constantly asking server for reading mcu inputs and asking for wr...

Problem with FreeRTOS ISR Task Notification

I am using Nucleo F411RE dev borad. When I using the FreeRTOS, I found that the xTaskNotifyFromISR always stuck.my handler function as below and I can enter it normally.the program stop at -------------------------------------------------------------...

STM32H723ZG creating TCP/IP with lwIP but cannot set ethernet RxBuffer location in cubeMx getting hardfault most likely because of memory

Edit : see this post for answers :https://www.reddit.com/r/embedded/comments/13rcrqf/stm32h723zg_creating_tcpip_with_lwip_but_cannot/reddit dot com /r/embedded/comments/13rcrqf/stm32h723zg_creating_tcpip_with_lwip_but_cannot/HelloSummary what I want ...

Ethernet DHCP and static IP mode

Hi allCurrently, I am working on a project in which I have to design an application in such a way that it should support DHCP and static IP mode based on user choice. And this would be in FREERTOS. Users can back and forth between static and DHCP mod...

LwIP pbuf components and memory use for stm32f2 mcu udp server implementation.

I'm trying to understand the documents (having in mind this stm32 document: AN3384), stm32 examples and comments on some source files from this stack in order to choose the correct options for my application.According to the literature I see there a...

Is the stm32 USB stack support Bulk transfer?

I want to perform a bulk transfer from the STM32 device to my host device. Is stm32 USB stack support it support.