STM32 MCUs Products

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How to connect STM32H745I-DISCO with openOCD using openOCD ?

Hello,I am not able to connect my ubuntu 20.04 laptop to a STM32H745I-DISCO board using openocd.```$ openocd -f board/stm32h745i-disco.cfgOpen On-Chip Debugger 0.11.0+dev-00450-ge67ff42de (2022-01-14-09:58)Licensed under GNU GPL v2For bug reports, re...

VLacr.1 by Associate II
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  • 3 replies
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Reading unavailable pin.

Hi,I have a program that will run on STM32G030C8 or STM32G030K8. C8 has a 48pin case, K8 - 32pin. The PC13 port is available in C8, there is no output in K8. If I read this pin in K8, it always returns 0, regardless of whether I turn on the pullup. W...

RB.3 by Associate
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  • 3 replies
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Resolved! How to clear internal SPI TX buffer in slave mode after transaction cancellation? SPI used in slave mode with DMA circular buffer.

Hello. I am using STM32F407VG controller. I have to transfer data from another device via SPI interface. STM32 SPI is used in slave mode, circular DMA enabled. Devices are connected via joint.In some cases I need to resynchronize data exchange. At th...

Resolved! Strange Issue with startup_stm32f072xb.s and stm32f0xx_it.c order?

Hello,I have a strange issue!, so my project is using cmake to build and it is in c++. Everything is working if i set the startup script (startup_stm32f072xb.s) before stm32f0xx_it.c But if i set it after stm32f0xx_it.c, than nothing happens it is li...

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suads by Associate III
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STM32 F0 SPI slave proper setup

Hello there,So far I was designing only SPI masters in the STM32 MCU's- now I am doing a slave application and I am having problems. First of, I was surprised that the STM32CubeF0-master repository doesn't consist of a single SPI slave example (pleas...