STM32 MCUs Embedded software

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STM32F4 USB DFU bootloader not working reliably

I have a self powered STM32F446 with 24 MHz oscillator, not crystal. When trying to activate the bootloader mode, I get variable results. Sometimes it shows up properly, sometimes it shows up but in a corrupted type of state, and sometimes it doesn't...

Lee3 by Associate III
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F411 USART LL Driver Not Work Well

I have made my own PCB board with F411 MCU.The USART2 does not work well if I use LL driver.This is the init code generated by CubeIDE.static void MX_USART2_UART_Init(void) {   /* USER CODE BEGIN USART2_Init 0 */   /* USER CODE END USART2_Init 0 ...

HDaji.1 by Senior
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  • 1 replies
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STM32F4xx USB Host BgndProcess

STM32F401in usbh_def.h:typedef struct { const char *Name; uint8_t ClassCode; USBH_StatusTypeDef(*Init)(struct _USBH_HandleTypeDef *phost); USBH_StatusTypeDef(*DeInit)(struct _USBH_HandleTypeDef *phost); USBH_StatusType...

TAzja.1 by Associate
  • 438 Views
  • 1 replies
  • 0 kudos