STM32 MCUs Embedded software

USB HS MSD on STM32H7 is very unstable.

I am using STM32H750 with eMMC in MSD mode, with code generated by CubeMX Version: 6.1.0. USB works in HS mode with external phy USB3320.USB MSD correctly recognized by PC, but when i try to download file from it, transfer crashes in random time. If ...

I like to use CDC Virtual Com Port and SDIO 4 Bits Wide bus on a STM32F407 VGT together.

The Problem is when I activate SDIO,Virtual Com Port does not work anymore. The device is not fount from PC. Any Ideas?

use mpu to configure the memory range which will be used as lwip internal heap as device type memory will cause hard fault

hi, recently, I am try to use cubeide to directly generate a basic project for future development. In this basic project, I am trying to integrate lwip stack I am now confused by one weird behavior, when I configure the memory for lwip internal heap...

Firmware version verification

is it possible to verify the FW version of MCU using stlink or some other stm tool ?i have programmed my MCU with FW version 5.5.5 and i would like to verify using JTAG or stlink or some other stm tool.someone told me it is factory protected you cann...

How much of project environment should be under version control

Build environments are pretty touchy with project tools that generate middleware code and changing tool versions. Given this environment , (1) what files should be under version control? (2) If the project has 30 user modified source files and 150 to...

How to count and keep how many uploads has been done on STM32F103C8T6´s flash memory ?

I would like to implement a bootloader for STM32F103C8T6 that would count and keep in a special protected area how many uploads has done over its flash memory. Does anybody would give some some reference about this matter ? Thanks a lot. Antonio

Log the USB HID activity for STM32F3 discovery kit

I am trying to log the USB activity for my stm32 which is interfaced as a keyboard. I tried installing STM32 USB HID demonstrator but it is not supported for Window 10.I want to log the usb activity in a log file to analyse the data received on host ...

Guys, can anyone recommend an STM chip that has more than 1 USB device interface? I'm trying to read data from PC (over USB) and send it to another device (over USB too at the same time )

Set boot address on stm32f446 nucleo

Hi there!I want so offset the application in the flash at 0x08004000, so that I can use the first sector 0 for individual persistent data. I found out that I have to change the following lines:FLASH (rx)   : ORIGIN = 0x8004000, LENGTH = 496K (Linker ...

STM32 USB High Speed read SD card only 1 MB/s

Hello!I am using STM32F427VGT with USB3300 as USB high speed device mass storage class. I want to read data from SD card to a PC and I am only able to get transfer speed about 1 MB/s. What is the real maximum read speed that I can get with this hardw...