Android apps, communicating with a device via USB port

I am new to Android Platform and I Like to know whether it is possile for an Android device(开发者_运维技巧App) to communicate with Linux system via USB port for 2 way communication . If yes how it can be done . Thanks for your help

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USB support is limited in Android currently and only available on > 3.0. Look at the online developer's docs.

USB Docs