USB host functions are used to manage devices connected to the USB host port.
•usbHostEnable
Enable/Disable USB host port.
•usbHostEnumerate
Enumerate connected devices.
•usbHostGetInfo
Get information about a connected device.
•usbHostGetSerialPort
Get the port number for a Serial port.
•usbHostGetCameraPort
Get the port number for an USB camera.
Device classes supported:
USB hub, Serial port, USB Cameras, Mass storage and Ethernet.