STM32 MCUs Embedded software

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Composite HID host

I have finally developed a working example of the HID host for the STM32H743. The current code works with either a keyboard or a mouse and was extracted from the STM32H743I-EVAL_USBH-FS example. It runs on a generic STM32H743 based development board ...

BBert by Associate III
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  • 9 replies
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LWIP and SNTP

Hi,I am looking at:STM32Cube_FW_H7_V1.7.0\Middlewares\Third_Party\LwIP\src\apps\sntpHow is it supposed to be used ?What I did:void SNTP_Thread(void const *arg) { sntp_setoperatingmode(SNTP_OPMODE_POLL); sntp_setserver(0, &sntp_addr); printh(" (%d)...

Could you share a USB OTG example?

I am looking to implement USB OTG on a STM32H757 evaluation board. From my reading, it has been made clear that ST does not provide library support for USB OTG and it does not currently have any examples available. I am not looking for an incredibly ...

YReda.1 by Associate
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  • 1 replies
  • 1 kudos

Bootloader stucks in UART initialisation (waiting for USART_ISR_REACK flag) after aplication clocks it from PLL

MCU: STM32H743 revision YI am preparing firmware update. Update works by storing firmware in external flash, setting a flag in backup RAM, printing goodbye message via UART and executing NVIC_SystemReset(). Then bootloader sees the flag in backup RAM...

JSima.1 by Associate
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  • 2 replies
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STM32F4 LL RTC and RCC are a total disaster

Hi all,I would like to point out a total disaster if you are using the LL library for RCC and RTC for the F4 series family. Let me start with the system clock config, which falls under RCC. Why the hell is there a default wipe of backup domain regist...

MKsen.1 by Associate II
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  • 0 replies
  • 2 kudos