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Diffstat (limited to 'Demos/Device/LowLevel/AudioInput/Descriptors.h')
| -rw-r--r-- | Demos/Device/LowLevel/AudioInput/Descriptors.h | 106 | 
1 files changed, 106 insertions, 0 deletions
| diff --git a/Demos/Device/LowLevel/AudioInput/Descriptors.h b/Demos/Device/LowLevel/AudioInput/Descriptors.h new file mode 100644 index 0000000000..cf832efb96 --- /dev/null +++ b/Demos/Device/LowLevel/AudioInput/Descriptors.h @@ -0,0 +1,106 @@ +/* +             LUFA Library +     Copyright (C) Dean Camera, 2017. + +  dean [at] fourwalledcubicle [dot] com +           www.lufa-lib.org +*/ + +/* +  Copyright 2017  Dean Camera (dean [at] fourwalledcubicle [dot] com) + +  Permission to use, copy, modify, distribute, and sell this +  software and its documentation for any purpose is hereby granted +  without fee, provided that the above copyright notice appear in +  all copies and that both that the copyright notice and this +  permission notice and warranty disclaimer appear in supporting +  documentation, and that the name of the author not be used in +  advertising or publicity pertaining to distribution of the +  software without specific, written prior permission. + +  The author disclaims all warranties with regard to this +  software, including all implied warranties of merchantability +  and fitness.  In no event shall the author be liable for any +  special, indirect or consequential damages or any damages +  whatsoever resulting from loss of use, data or profits, whether +  in an action of contract, negligence or other tortious action, +  arising out of or in connection with the use or performance of +  this software. +*/ + +/** \file + * + *  Header file for Descriptors.c. + */ + +#ifndef _DESCRIPTORS_H_ +#define _DESCRIPTORS_H_ + +	/* Includes: */ +		#include <LUFA/Drivers/USB/USB.h> + +		#include <avr/pgmspace.h> + +		#include "Config/AppConfig.h" + +	/* Macros: */ +		/** Endpoint address of the Audio isochronous streaming data IN endpoint. */ +		#define AUDIO_STREAM_EPADDR          (ENDPOINT_DIR_IN | 1) + +		/** Endpoint size in bytes of the Audio isochronous streaming data endpoint. */ +		#define AUDIO_STREAM_EPSIZE           256 + +	/* Type Defines: */ +		/** Type define for the device configuration descriptor structure. This must be defined in the +		 *  application code, as the configuration descriptor contains several sub-descriptors which +		 *  vary between devices, and which describe the device's usage to the host. +		 */ +		typedef struct +		{ +			USB_Descriptor_Configuration_Header_t     Config; + +			// Audio Control Interface +			USB_Descriptor_Interface_t                Audio_ControlInterface; +			USB_Audio_Descriptor_Interface_AC_t       Audio_ControlInterface_SPC; +			USB_Audio_Descriptor_InputTerminal_t      Audio_InputTerminal; +			USB_Audio_Descriptor_OutputTerminal_t     Audio_OutputTerminal; + +			// Audio Streaming Interface +			USB_Descriptor_Interface_t                Audio_StreamInterface_Alt0; +			USB_Descriptor_Interface_t                Audio_StreamInterface_Alt1; +			USB_Audio_Descriptor_Interface_AS_t       Audio_StreamInterface_SPC; +			USB_Audio_Descriptor_Format_t             Audio_AudioFormat; +			USB_Audio_SampleFreq_t                    Audio_AudioFormatSampleRates[5]; +			USB_Audio_Descriptor_StreamEndpoint_Std_t Audio_StreamEndpoint; +			USB_Audio_Descriptor_StreamEndpoint_Spc_t Audio_StreamEndpoint_SPC; +		} USB_Descriptor_Configuration_t; + +		/** Enum for the device interface descriptor IDs within the device. Each interface descriptor +		 *  should have a unique ID index associated with it, which can be used to refer to the +		 *  interface from other descriptors. +		 */ +		enum InterfaceDescriptors_t +		{ +			INTERFACE_ID_AudioControl = 0, /**< Audio control interface descriptor ID */ +			INTERFACE_ID_AudioStream  = 1, /**< Audio stream interface descriptor ID */ +		}; + +		/** Enum for the device string descriptor IDs within the device. Each string descriptor should +		 *  have a unique ID index associated with it, which can be used to refer to the string from +		 *  other descriptors. +		 */ +		enum StringDescriptors_t +		{ +			STRING_ID_Language     = 0, /**< Supported Languages string descriptor ID (must be zero) */ +			STRING_ID_Manufacturer = 1, /**< Manufacturer string ID */ +			STRING_ID_Product      = 2, /**< Product string ID */ +		}; + +	/* Function Prototypes: */ +		uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, +		                                    const uint16_t wIndex, +		                                    const void** const DescriptorAddress) +		                                    ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3); + +#endif + | 
