STM32 MCUs Embedded software

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

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Resolved! Remote Wakeup signalling on STM32F7xx. My full-speed CDC device doesn't appear to generate the remote wakeup signal.

Environment:STM32F756IAR Embedded Workbench IDE - Arm 8.40.1USB CDC device, Full SpeedFreeRTOSProblem:Remote wakeup function does not work. I've set the remote wake-up attribute in the config descriptor. The host enters suspend. My device doesn't wak...

MFOGA.1 by Associate II
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Wakeup does not work on USB Device(ST32F407)

My hid device is numbered and receives/transmit data from/to Win10 hid driver.The D5: Remote Wakeup descriptor is set to 1Unfortunately, I looked through the analyzer and saw that there were no changes of D+ D signals when installing the RWUSIG bit....

VAlec.1 by Associate II
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  • 1 replies
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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
  • 0 kudos