Jump to main content

##

# 3.3.4.4 USB_HOST_AUDIO_V1_DeviceObjHandleGet Function

## C

    USB_HOST_DEVICE_OBJ_HANDLE USB_HOST_AUDIO_V1_DeviceObjHandleGet(
        USB_HOST_AUDIO_V1_OBJ audioDeviceObj
    );

## Summary

This function returns the device object handle for this Audio v1.0 Device. This returned handle can be used by the application to perform device-level operations, such as obtaining the string descriptors.

## Precondition

None.

## Parameters

Parameters | Description
audioDeviceObj | Audio V1.0 device object handle returned in the USB_HOST_AUDIO_V1_ATTACH_EVENT_HANDLER function.

## Returns

Will return a valid device object handle if the device is still connected to the system. Otherwise, the function will return USB_HOST_DEVICE_OBJ_HANDLE_INVALID.

## Remarks

None.