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USB OTG dual core using HAL Library

Question asked by wadhwana.anjali on Nov 23, 2015
Latest reply on Nov 26, 2015 by 68516

I m working with stm32f407 and coding in emblocks using HAL library. I have made two saperate code of USB as HOST and USB DEVICE using HAL library. Both are working correctly.
now I want to make  OTG Dual core operation by integrating this two separate codes using ID pin.
what should be the next step?
which interrpt will be required?
which interrpt registers and bits should be used for this?