STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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STM32f401RC USB mass storage host issue?

I am using an stm32f401rc microcontroller, peripheral USB mass storage host is not detected, I am generating code as per the USB MSC HOST labs document.MX_USB_HOST_Process(); switch(Appli_state) { case APPLICATION_IDLE: break; case APPLICATION_START:...

Nredd.1 by Associate III
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How to integrate slow-write (SPI) FLASH into STM32 USB device library, to return "OK" CSW when FLASH write finishes?

Currently I have it working, but while the FLASH READ is about 200us and can be done wholly inside STORAGE_Read_FS (which is within an ISR), the FLASH WRITE takes ~17ms and while it works fine done wholly inside STORAGE_Write_FS, it needs the disabli...

PHolt.1 by Senior III
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problem in LL SPI example code

I have been testing Examples_LL code (SPI_TwoBoards_FullDuplex_DMA_Master_Init ) in STM32Cube_FW_G4_V1.4.0 package.Here is my problem:I modified the original code such that I only need one board./* Enable the SPI1 peripheral */ Activate_SPI();   ...

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HDaji.1 by Senior
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Add USB connector to my stm32L452 - connections

I want to add a usb connector to my stm32L452, it is powered by an external supply (not usb). I then want to use it as a CDC device, so I can plug into my PC, and it appears as a virtual com port and/or mass storage device. I have some questions:(1) ...

SLevi.1 by Associate III
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USB problem

Gooday I have a steering wheel which has buttons programmed with an stm32 blue pill board.... my problem is The board is only recognised on my pcs front USB ports ......any USB ports on the back side of the board give an error (cannot recognise and p...

RMcCo.2 by Associate
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  • 3 replies
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