STM32 MCUs Embedded software

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

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STM32F730R8T6 for USB FS connection ,getting device descriptor failed error and Unknown device detected error . Can anybody help me, what going wrong in my USB configuration. Thanks in advance

LL driver parameters settings as follows., hpcd.Instance = USB_OTG_FS; hpcd.Init.dev_endpoints = 4; //11 hpcd.Init.use_dedicated_ep1 = 0; hpcd.Init.ep0_mps = 0x40; hpcd.Init.dma_enable = 0; hpcd.Init.low_power_enable = 1; hpcd.Init.phy_itface = PCD_P...

NChow by Associate
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what is GPI speed setting (SPI)in stmcube

I have a question regarding to the selection of the GPIO speed setting in SPI configuration. as far as I understand is that it helps to adjuste the rising time of the signal.my question is basically , how it is this being done in the controller ?furt...

AOmar by Associate II
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Bug in TSC example project

There is a bug inSTM32Cube_FW_L0_V1.11.2\Projects\STM32L073Z-EVAL\Examples\TSC\TSC_BasicAcquisition_Interrupt\Src\stm32l0xx_hal_msp.c, line 116:it has to beTSCx_TS1_IO_GPIO_PORTinstead

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seren by Associate II
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Read a file from Web-Address

Hello forum,Is it possible to read a file from a website (e.g www.WebSiteName.com/file.txt) with STM32?I'm going to read data through the board B-L475E-IoT with access to internet. With this Board i can to send the data to the Cloud (Microsoft Azure ...

Slh by Senior
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USBH_UserProcess never entered

Hello,I'm trying to use the USBH library in my project by taking the corresponding chunks of code from the USB_Host Application example present in the STM32Cube. However, I must miss an important part because the USB_UserProcess is never entered. I m...

GMeur by Senior II
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Hi, I'm using STM32F765IITx dual bank 2MB Flash.Boot loader in the first bank and my FW reside in the other bank.

After I've loaded the BL then the FW i encountered the below scenarios: 1-Full chip erased 0xFF in the whole flash.2-Garbage value in bank of FW.3-BL code exist but FW code is erased.I wounder why that happened?some times making repeated power on/off...

MYous.8 by Associate II
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f_mount freeze the system if _FS_REENTRANT is enabled. I had to disable it in order to mount my USB stick. Anybody know why?

I' m working on an stm32F429discovery board and I want to read an image from an USB stickI initialized the USB stack, registered the MSC class and started the USB. Really CubeMX did it for me calling MX_USB_HOST_Init() and FAT_FS_init at the beginnin...

Mvill.17 by Associate III
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