3.3.4.17 USB_HOST_AUDIO_V1_FeatureUnitIDGet Function
C
uint8_t USB_HOST_AUDIO_V1_FeatureUnitIDGet(
USB_HOST_AUDIO_V1_OBJ audioObj,
USB_HOST_AUDIO_V1_CONTROL_ENTITY_OBJ entityObject
);
Summary
This function returns the ID of the D of the Feature Unit. This function is only applicable to Feature Unit. Prior to calling this function Entity Object should be obtained by calling the USB_HOST_AUDIO_V1_ControlEntityGetFirst, USB_HOST_AUDIO_V1_ControlEntityGetNext, or USB_HOST_AUDIO_V1_EntityObjectGet function.
Parameters
Parameters | Description |
audioObj | USB Host Audio v1.0 device object. |
entityObject | Audio control entity Object |
Returns
The ID of the feature unit.
Remarks
None.