STM32 MCUs Embedded software

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

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1 bit SPI data sending - STM32F7

Hi all !  I want to transmit 1 bit on the SPI1 of my STM32F7.I see that the minimum datasize to transmit is SPI_DATASIZE_4BIT. So I guess I can't send only 1 bit of data on my bus.  I am wrong ? My final goal is just to have 1 clock period on the SPI...

Remi99 by Associate II
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STM32WB55 Custom profile

Hello, Could you please guide me in creating a custom template for STM32WB55 BLE? I am trying but I don't know why the Bluetooth is not starting or what. I am not able to detect device on the STBLE app.

Omkar by Associate
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  • 2 replies
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No ACK received form SPI Bootloader

NB: To view the kvdat files I have attached as part of this post use the KingstVIS Logic Analyser software. Freely availible from https://www.qdkingst.com/en/download . You will also need to decompress them using XZ and TarHi All,I'm trying to get a ...

Resolved! I2C slave mode, slave not respond to master

Hello everyone! I have been complaining about this for 1 week. I can't make "HAL_I2C_Slave_Seq_Transmit_IT" send data to the master, but Slave to master ACK works fine, does anyone have any advice to give me that can guide me a little? I am using the...

awdaw.png stcom.png
modonga by Associate II
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  • 7 replies
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Resolved! FD CAN STM32 in NORMAL MODE For STM32H745I-DISCO

Not sure this is the right label Is there  a link  where I can obtain the complete program code for STM32 FDCAN in NORMAL MODE for the STM32H745I-DISCO ( Tutorial ) similar to the entire code MULTI Can .zip  that was found i the link for the STM32 Ca...

MROWL by Associate III
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  • 1 replies
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Resolved! STM32 ST-LINK Utility

Hello,I have a new PC Windows and and I have this error when I start the software STM32 ST-LINK Utility (file in attachment)It misses dll file (mfc140.dll)And idea please?ThanksArnaud 

Capture d’écran 2023-11-17 111619.png
Arnaud1 by Associate III
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  • 4 replies
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