About marco_virg83

marco_virg83 · 2024-06-20

Hello, i'm developing an application using STM32U083 where i need to use USB CDC class. My demo is based on NUCLEO-U083RC board with STM32CubeIDE 1.15.1; i mounted an external USB-B connector on PA11/PA12 pins. I would like to use USB-X firmware sta...

marco_virg83 · 2024-10-03

Hello @dinhnguyen this is my USB initialization function, here you can see where i added the USB powering on function.void MX_USB_PCD_Init(void) { /* USER CODE BEGIN USB_Init 0 */ HAL_PWREx_EnableVddUSB(); /* USER CODE END USB_Init 0 */ /* U...

marco_virg83 · 2024-10-03

Hi @dinhnguyen I've added the powering API HAL_PWREX_EnableVddUSB() in the HAL USB configuration; but it should not really matter where you put it 'cause the stack and the peripheral is fully working; the API should only work about the powering on th...

marco_virg83 · 2024-06-20

I've solved by myself...I think it is a lack of configuration on STM32Ide.The USB peripheral was not powered on by the autoconfiguration tool; i've searched on datasheet about powering peripheral and simple adding HAL_PWREx_EnableVddUSB();And everyth...

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NUCLEO-U083RC USB Device problem

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