STM32 MCUs Embedded software

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

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MSC USB Host very slow usb stick recognition

Hi, I'm using a STM32F429 with usb host connected to FS.Using the official USB MSC Host library from ST (1.24.1 latest one) I have a slow recognition when I insert a USB stick.The callback USBH_UserProcess with HOST_USER_CLASS_ACTIVE event, so after ...

STM32F10xx SPI UART conflict

Good morning everyone,I was trying to establish communication via UART1 - UART2 - SPI1, everything is fine until i use "HAL_SPI_TransmitReceive(...)" and suddenly UART1 and UART2 are locked (i can visualize both those "UART_HandleTypeDef" in my Expre...

ABouk by Associate II
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FATFS ERROR ( f_opendir) with FreeRTOS

Hi All,​I`m trying to build a project using STM32CubeMX with FreeRTOS and have FatFS for my own Board.And when I execute the code,it can {f_mount} really well but till {f_opendir} it come out the FR_INT_ERR.​I have a question about if I use the FreeR...

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stm32 c2c iam getting errors

iam getting following error when i am trying to connect with grovestream iam using en.xcubec-cld-genfollowing are theerrors iam getting***** Grovestreams HTTP Cloud application *****Opening connection to server grovestreams.com.H:/TRIAL/STM32CubeExpa...

DPADI.8 by Associate II
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Updated firmware(through usb pendrive) hangs

 I am working on a project in which i have to upgrade the firmware using a usb key on stm32f07 discovery board. the firmware upgrade is successful and some blinky codes are working. but when i upload the code with sd card driver and usb host driver ...

nucleof103rbt6 HAL CAN receiver interrupt not firing

Hi ,i am notable to get the can receive interrupt to fire .using hal libraries. code sample attached.i have previously used the CAN on the bluepill with stdperipheral libraries.Kindly help.UPDATE:i have checked the sfrs with ESR having REC=FF, EFVP &...

Hp.14 by Associate II
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How to create STM32F407G-DISC1 intercom system?

Hi! I am trying to create an intercom system with STM32F407G-DISC1 boars, where one speaks and every listen. I am little bit confused about how to configure cs43l22 codec and if this concept will work. Or it is better to create PDM bus?Thank you.

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s.kirill by Associate II
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