STM32 MCUs Embedded software

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USB DFU Issues - DFU Clock Recovery System

Hi there,We are designing in the STM32H753 and would like to use the factory DFU bootloader. We are able to use the bootloader on the H743 nucleo board, but on our PCB it fails to complete any actions giving a "connection to the target" lost error in...

TScot by Associate
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How to communicate between STM32F427VI and SPBTLE-1S?

Hello,We are developing on STM32F427VI . We would like to communicate between the STM32F427VI and with SPBTLE-1S bluetooth device. Can we write an application on the STM32F427 to communicate with the bluetooth device without having to write an applic...

EMare by Associate
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Random Usage faults running Hal code on 32F410

I have a fairly simple bit of code running in a CubeMX generated scheme, using HAL code to communicate over SPI. I run a loopback test a thousand times - sometimes it passes, other times I get an INVSTATE Usage Fault which appears (according to Keil)...

nrose by Associate II
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Flash Write Protection for STM32G070RB

Good Afternoon,do you have any technical example about writing in flash pages for this kind of microcontroller? We would like to implement In Application Programming possibly using the HAL library to disable WRP and then writing in a page (HAL_FLASH_...

DQuat by Associate
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question regarding usb i/o supply in stm32f779ni

Hello,Please consider the following scenario.Let’s say we need different voltage for USB i/o’s. So VDD_USB pin is supplied with separate Vdd_usb supply.Now irrespective of which alternate function in use, does the i/o’s operate in Vdd_usb voltage or ...

STM32Cube USB host library

Hello: I am currently develop on stm32f4/f7 series use USB Host to connect with usb cameras. I found in the STM32Cube USB host library application examples, they all use the USB host with USB DMA disable, then I turn on the USB DMA option in my ...

che.8 by Associate
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Bug free version of the usb virtual com port driver?

I use the usb device driver for Virtual Com Port v1.0_Cube from STMicroelectronics but the transmission of data with the exact length of 64 bytes (SIZE_SEND_PACKAGE) does not work. Where can I find a bug free version of the driver or a discription of...

BBurg by Associate
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