STM32 MCUs Embedded software

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

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Forum Posts

Do I need to use VDDUSB pin on STM32L4?

Hi I am designing an application where the STM32L4 is connected to a PCs USB port. The board is always powered up by an external supply input, and not the PCs USB. Can anyone tell me if I have to use the VDDUSB pin on the STM32? I dont have to power ...

CMSIS linker files has error

Hi. I'm not sure is it a right place - my problem is more like an issue. I've downloaded STM32CubeF1 from here: https://my.st.com/content/my_st_com/en/products/embedded-software/mcus-embedded-software/stm32-embedded-software/stm32cube-mcu-packages/st...

AOvch.0 by Associate
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LowLevelLibrary without CubeMX

Hello, I'm an Italian guy so, please, forgive my terrible english. I want to use the LL library in the same way of the old SPL: without any other software like CubeMX. Is there a way to do that?Thanks,Davide

dcocc by Associate II
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Nucleo-070RB USB DFU

Hi, I'm trying to enter the DFU mode over USB for the Nucleo-070RB. I have connected the USB DP and DM pins, and shorted the BOOT0 pin to Vdd. However, the device is not listed in DfuSe and device manager. In another post I read that for some 070 ver...

LStei by Associate
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STM32F4 Disc - receive data from accelerometer using SPI and transmit the data to bluetooth using UART with HAL

I'm having trouble using the HAL libraryies to send data I receive from the LIS3DSH accelerometer on the STM32F4 discovery to a HC-06 Bluetooth board.I can receive the data from the LIS3DSH fine and use STMStudio to check that the data is all streami...

MO'Su by Associate
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