USB Libraries Help > USB Device Libraries > USB Audio 2.0 Device Library > Library Interface
MPLAB Harmony USB Stack
Library Interface

This section describes the Application Programming Interface (API) functions of the USB Device Audio Library 

Refer to each section for a detailed description.

a) Functions
 
Name 
Description 
 
This function registers an event handler for the specified Audio function driver instance. 
 
This function requests a data read from the USB Device Audio v2.0 Function Driver Layer. 
 
This function cancels a scheduled Audio v2.0 Device data transfer. 
 
This function requests a data write to the USB Device Audio v2.0 Function Driver Layer. 
b) Data Types and Constants
 
Name 
Description 
 
USB Device Audio v2.0 Function Driver events. 
 
USB Device Audio Function Driver Audio v2.0 read and write complete event data. 
 
USB Device Audio v2.0 Function Driver alternate interface setting event data. 
 
USB Device Audio Function Driver Audio v2.0 read and write complete event data. 
 
USB Device Audio v2.0 Event Handler Function Pointer Type. 
 
USB Device Audio v2.0 Function Driver event callback response type. 
 
USB Device Audio v2.0 Function Driver index. 
 
USB Device Audio v2.0 Function Driver initialization data structure. 
 
USB Device Audio Function Driver USB Device Audio v2.0 result enumeration. 
 
USB Device Audio v2.0 Function Driver Transfer Handle Definition. 
 
USB Device Audio v2.0 Function Driver event handler response type none. 
 
USB Device Audio v2.0 Function Driver function pointer. 
 
USB Device Audio v2.0 Function Driver Invalid Transfer Handle Definition. 
 
This is macro _USB_DEVICE_AUDIO_V2_H.