stm32 cube /iar and android studio ,send and receive data on usb otg -


i have stm32407zg have usb-otg port. have mobile have not otg,it have 1 usb port want connect mobile stm stm32407zg output otg port mobile usb wire (from st otg port mobile usb port) need send , receive data stm mobile , reverse.

i use stmcube , iar software 1-i dont know send/receive code stm in air , how work stmcube , air usb otg 2-i dont know how can send/receive from/to usb port in android can communicate stm.

if can please send stmcube , air project can correctly send , receive usb-otg in stm32f407zg , if can send simple android project in android studio witch can worked correctly usb send , receive can communicate stm

thanks


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