STM32 MCUs Embedded software

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

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STM32L151CCT7 USB bootloader enter/leave DFU lockup

We used the STM32CubeMX program to generate a USB Custom HID. The program works and we can leave the application and enter the bootloader. The BOOT0 pin is high and the BOOT1 pin is low so it always runs the bootloader from reset. We then tell it to ...

MSt. .1 by Associate
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How to have access to the output data of the 2 digital microphones of the STM32L475VGT6 device (Discovery kit) ?

Hi,I'm working on a project where I need to make "sound recognition". In my case, I have to detect the nature of an object (paper, metal, glass etc.) based on its sound. To do that I envisage to use deep learning and thus to use the STM32CubeAI p...

Lionel_D by Associate II
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I want to add a USB CDC driver to my application on a STM32F446 (self powered device). However, I had to use the dedicated VBUS pin for another function.

According to https://community.st.com/s/article/FAQ-Management-of-VBUS-sensing-for-USB-device-design the software handling of VBUS presence event needs to be implemented by the customer.How can I implement VBUS sensing on another pin SW wise? VBUS i...

Marcus1 by Associate II
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Resolved! STM32 Ethernet

I use ethernet switch instead of PHY with stm32f4. While RMII pins are connected to STM32, I manage MDIO pins with SPI.There is basic things whic is I can not understand.What is the difference between the autonegation,speed settings in STM32 ethernet...

DCtech by Associate II
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STM32F407 OTG usb storage driver pin alternative

Hi,My OTG (CN5) socket was damaged so i checked pinout of the board to find alternative pins to connect new OTG socket on a separate pcb and i found pins (PA9 , PA10, PA11 and PA12) for FS mode but unfortunately PA11 and PA12 are not mounted on the S...

Aabda.1 by Associate
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STM32H743ZI2 USB Mass storage newbie question

Hello, I'm attempting to hook a USB flash drive to the STM32H743ZI2 EV board and access it using FatFs from my code.Is this possible ?Are there any examples for this specific board ? couldn't see any under the STM32CubeH7 repository.If so, a project ...

EMich by Associate II
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