STM32 MCUs Embedded software

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USB device double buffering (CDC Class).

Hi,I have some difficulties to configure USB device using OUT EP double buffering (used with CC class).While using simple buffering we get slow transfer rates (1 out o 2 packet NAKed), when I use HAL_PCDEx_PMAConfig(PCD_DBL_BUF), USB transfers hangs....

VStép.1 by Associate
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