STM32 MCUs Embedded software

Need help entering bootloader mode and USB DFU via user code

I have code that's meant to put an STM32L552xx microcontroller into bootloader mode after reset, so I can connect it to CubeProgrammer afterwards. I tested the code and while it does appear to be doing something, it isn't showing up in the device man...

Nucleo H503 : USBx

Hello , Import example code from package en.stm32cubeh5-v1-1-0\STM32Cube_FW_H5_V1.1.0\Projects\NUCLEO-H503RB\Applications\USBX\Ux_Device_CDC_ACMand Run the example using STMcubemx IDE Gives hard fault error when call function ux_dcd_stm32_initialize(...

The questions about Bootloader programme of STM32F4 series

Does the Bootloader programme of STM32F4 series support multiple devices to be download at the same time? 

STM32F373 SDADC stabilization never ends

I am working withe the STM32F373 SDADC on the STM32F373_EVAL board.When selecting the internal reference voltage (hsdadc1.Init.ReferenceVoltage  = SDADC_VREF_VREFINT1) ,the function HAL_SDADC_Init() will get stuck at while((hsdadc->Instance->ISR & SD...

Program doesn't run properly when debugger is not connected in STM32L476RE MCU

Posted on June 11, 2018 at 08:33 Hello, I am using STM32L476RE MCU for one of my application which publishes some data to server using MQTT and my wifi module communicates with MCU with USART2.I am using atollic truestudio to write a code and deb...

USBX UAC2 playback issues

Looking for a bit of advice.I'm developing a full speed USB audio class device using USBX and ThreadX. So far, I've successfully rebuilt the provided example written for the H743 eval board on an F407 Discovery board. The device enumerates correctly ...

is it possible interrupt mode and encoder mode in same timer

USB_host MSC with stm32f746

Hi, after of much struggle in the programming, seeing the tutorial of controllers_tech, can create files and directories in usb memory. I had problems with these case, when insert the usb memory the flow of program enter in Application_Start but neve...