STM32 MCUs Embedded software

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Read I2C on interrupt with DMA

Hi, I am trying to read I2C on interrupt (HAL_GPIO_EXTI_Callback) using HAL_I2C_Mem_Read_DMA function. How ever I get into HardFault_Handler. I suspect its because HAL_I2C_Mem_Read_DMA function uses HAL_GetTick() which causes crash?Is there any way a...

JBond.1 by Senior
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Barcode Scaner in USBHID

I'm trying to use the stack usb hid to talk with a barcode scanner. When I connect the scanner it is classified as a keyboard, but does not generate the interrupt events. Does anybody know why?thanks!

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Use USB FS with f303re.

Hello, i want to use USB FS with f303re.last time, i used USB CDC FS with my f303ze, use function of 'CDC_Transmit_FS', so i can see text in computer with terminal program.i saw that f303re have USB FS in cubeMX, but i think f303re can't use CDC_Tran...

Jlee.8 by Associate
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