+++ /dev/null
-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * USB Device Descriptors, for library use when in USB device mode. Descriptors are special \r
- * computer-readable structures which the host requests upon device enumeration, to determine\r
- * the device's capabilities and functions. \r
- */\r
- \r
-#include "Descriptors.h"\r
-\r
-/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall\r
- * device characteristics, including the supported USB version, control endpoint size and the\r
- * number of device configurations. The descriptor is read out by the USB host when the enumeration\r
- * process begins.\r
- */\r
-USB_Descriptor_Device_t PROGMEM DeviceDescriptor =\r
-{\r
- Header: {Size: sizeof(USB_Descriptor_Device_t), Type: DTYPE_Device},\r
- \r
- USBSpecification: VERSION_BCD(02.00),\r
- Class: 0x00,\r
- SubClass: 0x00,\r
- Protocol: 0x00,\r
- \r
- Endpoint0Size: 8,\r
- \r
- VendorID: 0x03EB,\r
- ProductID: 0x2047,\r
- ReleaseNumber: 0x0000,\r
- \r
- ManufacturerStrIndex: 0x01,\r
- ProductStrIndex: 0x02,\r
- SerialNumStrIndex: NO_DESCRIPTOR,\r
- \r
- NumberOfConfigurations: 1\r
-};\r
-\r
-/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage\r
- * of the device in one of its supported configurations, including information about any device interfaces\r
- * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting\r
- * a configuration so that the host may correctly communicate with the USB device.\r
- */\r
-USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =\r
-{\r
- Config:\r
- {\r
- Header: {Size: sizeof(USB_Descriptor_Configuration_Header_t), Type: DTYPE_Configuration},\r
-\r
- TotalConfigurationSize: sizeof(USB_Descriptor_Configuration_t),\r
- TotalInterfaces: 2,\r
-\r
- ConfigurationNumber: 1,\r
- ConfigurationStrIndex: NO_DESCRIPTOR,\r
- \r
- ConfigAttributes: (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),\r
- \r
- MaxPowerConsumption: USB_CONFIG_POWER_MA(100)\r
- },\r
- \r
- AudioControlInterface:\r
- {\r
- Header: {Size: sizeof(USB_Descriptor_Interface_t), Type: DTYPE_Interface},\r
-\r
- InterfaceNumber: 0,\r
- AlternateSetting: 0,\r
- \r
- TotalEndpoints: 0,\r
- \r
- Class: 0x01,\r
- SubClass: 0x01,\r
- Protocol: 0x00,\r
- \r
- InterfaceStrIndex: NO_DESCRIPTOR \r
- },\r
- \r
- AudioControlInterface_SPC:\r
- {\r
- Header: {Size: sizeof(USB_AudioInterface_AC_t), Type: DTYPE_AudioInterface},\r
- Subtype: DSUBTYPE_Header,\r
- \r
- ACSpecification: VERSION_BCD(01.00),\r
- TotalLength: (sizeof(USB_AudioInterface_AC_t) +\r
- sizeof(USB_AudioInputTerminal_t) +\r
- sizeof(USB_AudioOutputTerminal_t)),\r
- \r
- InCollection: 1,\r
- InterfaceNumbers: {1}, \r
- },\r
-\r
- InputTerminal:\r
- {\r
- Header: {Size: sizeof(USB_AudioInputTerminal_t), Type: DTYPE_AudioInterface},\r
- Subtype: DSUBTYPE_InputTerminal,\r
- \r
- TerminalID: 0x01,\r
- TerminalType: TERMINAL_IN_MIC,\r
- AssociatedOutputTerminal: 0x00,\r
- \r
- TotalChannels: 1,\r
- ChannelConfig: 0,\r
- \r
- ChannelStrIndex: NO_DESCRIPTOR,\r
- TerminalStrIndex: NO_DESCRIPTOR\r
- },\r
-\r
- OutputTerminal:\r
- {\r
- Header: {Size: sizeof(USB_AudioOutputTerminal_t), Type: DTYPE_AudioInterface},\r
- Subtype: DSUBTYPE_OutputTerminal,\r
- \r
- TerminalID: 0x02,\r
- TerminalType: TERMINAL_STREAMING,\r
- AssociatedInputTerminal: 0x00,\r
- \r
- SourceID: 0x01,\r
- \r
- TerminalStrIndex: NO_DESCRIPTOR \r
- },\r
-\r
- AudioStreamInterface_Alt0:\r
- {\r
- Header: {Size: sizeof(USB_Descriptor_Interface_t), Type: DTYPE_Interface},\r
-\r
- InterfaceNumber: 1,\r
- AlternateSetting: 0,\r
- \r
- TotalEndpoints: 0,\r
- \r
- Class: 0x01,\r
- SubClass: 0x02,\r
- Protocol: 0x00,\r
- \r
- InterfaceStrIndex: NO_DESCRIPTOR\r
- },\r
-\r
- AudioStreamInterface_Alt1:\r
- {\r
- Header: {Size: sizeof(USB_Descriptor_Interface_t), Type: DTYPE_Interface},\r
-\r
- InterfaceNumber: 1,\r
- AlternateSetting: 1,\r
- \r
- TotalEndpoints: 1,\r
- \r
- Class: 0x01,\r
- SubClass: 0x02,\r
- Protocol: 0x00,\r
- \r
- InterfaceStrIndex: NO_DESCRIPTOR\r
- },\r
- \r
- AudioStreamInterface_SPC:\r
- {\r
- Header: {Size: sizeof(USB_AudioInterface_AS_t), Type: DTYPE_AudioInterface},\r
- Subtype: DSUBTYPE_General,\r
- \r
- TerminalLink: 0x02,\r
- \r
- FrameDelay: 1,\r
- AudioFormat: 0x0001\r
- },\r
- \r
- AudioFormat:\r
- {\r
- Header: {Size: sizeof(USB_AudioFormat_t), Type: DTYPE_AudioInterface},\r
- Subtype: DSUBTYPE_Format,\r
-\r
- FormatType: 0x01,\r
- Channels: 0x01,\r
- \r
- SubFrameSize: 0x02,\r
- BitResolution: 16,\r
- SampleFrequencyType: (sizeof(ConfigurationDescriptor.AudioFormat.SampleFrequencies) / sizeof(AudioSampleFreq_t)),\r
- \r
- SampleFrequencies: {SAMPLE_FREQ(AUDIO_SAMPLE_FREQUENCY)}\r
- },\r
- \r
- AudioEndpoint:\r
- {\r
- Endpoint:\r
- {\r
- Header: {Size: sizeof(USB_AudioStreamEndpoint_Std_t), Type: DTYPE_Endpoint},\r
-\r
- EndpointAddress: (ENDPOINT_DESCRIPTOR_DIR_IN | AUDIO_STREAM_EPNUM),\r
- Attributes: (EP_TYPE_ISOCHRONOUS | ENDPOINT_ATTR_SYNC | ENDPOINT_USAGE_DATA),\r
- EndpointSize: AUDIO_STREAM_EPSIZE,\r
- PollingIntervalMS: 1\r
- },\r
- \r
- Refresh: 0,\r
- SyncEndpointNumber: 0\r
- },\r
- \r
- AudioEndpoint_SPC:\r
- {\r
- Header: {Size: sizeof(USB_AudioStreamEndpoint_Spc_t), Type: DTYPE_AudioEndpoint},\r
- Subtype: DSUBTYPE_General,\r
- \r
- Attributes: 0x00,\r
- \r
- LockDelayUnits: 0x00,\r
- LockDelay: 0x0000\r
- }\r
-};\r
-\r
-/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests\r
- * the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate\r
- * via the language ID table available at USB.org what languages the device supports for its string descriptors.\r
- */\r
-USB_Descriptor_String_t PROGMEM LanguageString =\r
-{\r
- Header: {Size: USB_STRING_LEN(1), Type: DTYPE_String},\r
- \r
- UnicodeString: {LANGUAGE_ID_ENG}\r
-};\r
-\r
-/** Manufacturer descriptor string. This is a Unicode string containing the manufacturer's details in human readable\r
- * form, and is read out upon request by the host when the appropriate string ID is requested, listed in the Device\r
- * Descriptor.\r
- */\r
-USB_Descriptor_String_t PROGMEM ManufacturerString =\r
-{\r
- Header: {Size: USB_STRING_LEN(11), Type: DTYPE_String},\r
- \r
- UnicodeString: L"Dean Camera"\r
-};\r
-\r
-/** Product descriptor string. This is a Unicode string containing the product's details in human readable form,\r
- * and is read out upon request by the host when the appropriate string ID is requested, listed in the Device\r
- * Descriptor.\r
- */\r
-USB_Descriptor_String_t PROGMEM ProductString =\r
-{\r
- Header: {Size: USB_STRING_LEN(18), Type: DTYPE_String},\r
- \r
- UnicodeString: L"LUFA Audio In Demo"\r
-};\r
-\r
-/** This function is called by the library when in device mode, and must be overridden (see StdDescriptors.h\r
- * documentation) by the application code so that the address and size of a requested descriptor can be given\r
- * to the USB library. When the device recieves a Get Descriptor request on the control endpoint, this function\r
- * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the\r
- * USB host.\r
- */\r
-uint16_t USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, void** const DescriptorAddress)\r
-{\r
- const uint8_t DescriptorType = (wValue >> 8);\r
- const uint8_t DescriptorNumber = (wValue & 0xFF);\r
-\r
- void* Address = NULL;\r
- uint16_t Size = NO_DESCRIPTOR;\r
-\r
- switch (DescriptorType)\r
- {\r
- case DTYPE_Device:\r
- Address = DESCRIPTOR_ADDRESS(DeviceDescriptor);\r
- Size = sizeof(USB_Descriptor_Device_t);\r
- break;\r
- case DTYPE_Configuration:\r
- Address = DESCRIPTOR_ADDRESS(ConfigurationDescriptor);\r
- Size = sizeof(USB_Descriptor_Configuration_t);\r
- break;\r
- case DTYPE_String:\r
- switch (DescriptorNumber)\r
- {\r
- case 0x00:\r
- Address = DESCRIPTOR_ADDRESS(LanguageString);\r
- Size = pgm_read_byte(&LanguageString.Header.Size);\r
- break;\r
- case 0x01:\r
- Address = DESCRIPTOR_ADDRESS(ManufacturerString);\r
- Size = pgm_read_byte(&ManufacturerString.Header.Size);\r
- break;\r
- case 0x02:\r
- Address = DESCRIPTOR_ADDRESS(ProductString);\r
- Size = pgm_read_byte(&ProductString.Header.Size);\r
- break;\r
- }\r
- \r
- break;\r
- }\r
- \r
- *DescriptorAddress = Address;\r
- return Size;\r
-}\r
projects / pub / lufa.git / blobdiff