diff options
Diffstat (limited to 'lib/lufa/Demos/Device/ClassDriver/AudioInput')
10 files changed, 0 insertions, 3512 deletions
diff --git a/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.c b/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.c deleted file mode 100644 index 2870bcd6f7..0000000000 --- a/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.c +++ /dev/null @@ -1,274 +0,0 @@ -/* - 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 - * - * Main source file for the AudioInput demo. This file contains the main tasks of - * the demo and is responsible for the initial application hardware configuration. - */ - -#include "AudioInput.h" - -/** LUFA Audio Class driver interface configuration and state information. This structure is - * passed to all Audio Class driver functions, so that multiple instances of the same class - * within a device can be differentiated from one another. - */ -USB_ClassInfo_Audio_Device_t Microphone_Audio_Interface = - { - .Config = - { - .ControlInterfaceNumber = INTERFACE_ID_AudioControl, - .StreamingInterfaceNumber = INTERFACE_ID_AudioStream, - .DataINEndpoint = - { - .Address = AUDIO_STREAM_EPADDR, - .Size = AUDIO_STREAM_EPSIZE, - .Banks = 2, - }, - }, - }; - -/** Current audio sampling frequency of the streaming audio endpoint. */ -static uint32_t CurrentAudioSampleFrequency = 48000; - - -/** Main program entry point. This routine contains the overall program flow, including initial - * setup of all components and the main program loop. - */ -int main(void) -{ - SetupHardware(); - - LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); - GlobalInterruptEnable(); - - for (;;) - { - Audio_Device_USBTask(&Microphone_Audio_Interface); - USB_USBTask(); - } -} - -/** Configures the board hardware and chip peripherals for the demo's functionality. */ -void SetupHardware(void) -{ -#if (ARCH == ARCH_AVR8) - /* Disable watchdog if enabled by bootloader/fuses */ - MCUSR &= ~(1 << WDRF); - wdt_disable(); - - /* Disable clock division */ - clock_prescale_set(clock_div_1); -#endif - - /* Hardware Initialization */ - LEDs_Init(); - Buttons_Init(); - ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_32); - ADC_SetupChannel(MIC_IN_ADC_CHANNEL); - USB_Init(); - - /* Start the ADC conversion in free running mode */ - ADC_StartReading(ADC_REFERENCE_AVCC | ADC_RIGHT_ADJUSTED | ADC_GET_CHANNEL_MASK(MIC_IN_ADC_CHANNEL)); -} - -/** ISR to handle the reloading of the data endpoint with the next sample. */ -ISR(TIMER0_COMPA_vect, ISR_BLOCK) -{ - uint8_t PrevEndpoint = Endpoint_GetCurrentEndpoint(); - - /* Check that the USB bus is ready for the next sample to write */ - if (Audio_Device_IsReadyForNextSample(&Microphone_Audio_Interface)) - { - int16_t AudioSample; - - #if defined(USE_TEST_TONE) - static uint8_t SquareWaveSampleCount; - static int16_t CurrentWaveValue; - - /* In test tone mode, generate a square wave at 1/256 of the sample rate */ - if (SquareWaveSampleCount++ == 0xFF) - CurrentWaveValue ^= 0x8000; - - /* Only generate audio if the board button is being pressed */ - AudioSample = (Buttons_GetStatus() & BUTTONS_BUTTON1) ? CurrentWaveValue : 0; - #else - /* Audio sample is ADC value scaled to fit the entire range */ - AudioSample = ((SAMPLE_MAX_RANGE / ADC_MAX_RANGE) * ADC_GetResult()); - - #if defined(MICROPHONE_BIASED_TO_HALF_RAIL) - /* Microphone is biased to half rail voltage, subtract the bias from the sample value */ - AudioSample -= (SAMPLE_MAX_RANGE / 2); - #endif - #endif - - Audio_Device_WriteSample16(&Microphone_Audio_Interface, AudioSample); - } - - Endpoint_SelectEndpoint(PrevEndpoint); -} - -/** Event handler for the library USB Connection event. */ -void EVENT_USB_Device_Connect(void) -{ - LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); - - /* Sample reload timer initialization */ - TIMSK0 = (1 << OCIE0A); - OCR0A = ((F_CPU / 8 / CurrentAudioSampleFrequency) - 1); - TCCR0A = (1 << WGM01); // CTC mode - TCCR0B = (1 << CS01); // Fcpu/8 speed -} - -/** Event handler for the library USB Disconnection event. */ -void EVENT_USB_Device_Disconnect(void) -{ - /* Stop the sample reload timer */ - TCCR0B = 0; - - LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); -} - -/** Event handler for the library USB Configuration Changed event. */ -void EVENT_USB_Device_ConfigurationChanged(void) -{ - bool ConfigSuccess = true; - - ConfigSuccess &= Audio_Device_ConfigureEndpoints(&Microphone_Audio_Interface); - - LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR); -} - -/** Event handler for the library USB Control Request reception event. */ -void EVENT_USB_Device_ControlRequest(void) -{ - Audio_Device_ProcessControlRequest(&Microphone_Audio_Interface); -} - -/** Audio class driver callback for the setting and retrieval of streaming endpoint properties. This callback must be implemented - * in the user application to handle property manipulations on streaming audio endpoints. - * - * When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for - * the given endpoint index, and should return as fast as possible. When non-NULL, this value may be altered for GET operations - * to indicate the size of the retrieved data. - * - * \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value - * of the \c DataLength parameter. - * - * \param[in,out] AudioInterfaceInfo Pointer to a structure containing an Audio Class configuration and state. - * \param[in] EndpointProperty Property of the endpoint to get or set, a value from Audio_ClassRequests_t. - * \param[in] EndpointAddress Address of the streaming endpoint whose property is being referenced. - * \param[in] EndpointControl Parameter of the endpoint to get or set, a value from Audio_EndpointControls_t. - * \param[in,out] DataLength For SET operations, the length of the parameter data to set. For GET operations, the maximum - * length of the retrieved data. When NULL, the function should return whether the given property - * and parameter is valid for the requested endpoint without reading or modifying the Data buffer. - * \param[in,out] Data Pointer to a location where the parameter data is stored for SET operations, or where - * the retrieved data is to be stored for GET operations. - * - * \return Boolean \c true if the property get/set was successful, \c false otherwise - */ -bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo, - const uint8_t EndpointProperty, - const uint8_t EndpointAddress, - const uint8_t EndpointControl, - uint16_t* const DataLength, - uint8_t* Data) -{ - /* Check the requested endpoint to see if a supported endpoint is being manipulated */ - if (EndpointAddress == Microphone_Audio_Interface.Config.DataINEndpoint.Address) - { - /* Check the requested control to see if a supported control is being manipulated */ - if (EndpointControl == AUDIO_EPCONTROL_SamplingFreq) - { - switch (EndpointProperty) - { - case AUDIO_REQ_SetCurrent: - /* Check if we are just testing for a valid property, or actually adjusting it */ - if (DataLength != NULL) - { - /* Set the new sampling frequency to the value given by the host */ - CurrentAudioSampleFrequency = (((uint32_t)Data[2] << 16) | ((uint32_t)Data[1] << 8) | (uint32_t)Data[0]); - - /* Adjust sample reload timer to the new frequency */ - OCR0A = ((F_CPU / 8 / CurrentAudioSampleFrequency) - 1); - } - - return true; - case AUDIO_REQ_GetCurrent: - /* Check if we are just testing for a valid property, or actually reading it */ - if (DataLength != NULL) - { - *DataLength = 3; - - Data[2] = (CurrentAudioSampleFrequency >> 16); - Data[1] = (CurrentAudioSampleFrequency >> 8); - Data[0] = (CurrentAudioSampleFrequency & 0xFF); - } - - return true; - } - } - } - - return false; -} - -/** Audio class driver callback for the setting and retrieval of streaming interface properties. This callback must be implemented - * in the user application to handle property manipulations on streaming audio interfaces. - * - * When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for - * the given entity and should return as fast as possible. When non-NULL, this value may be altered for GET operations - * to indicate the size of the retrieved data. - * - * \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value - * of the \c DataLength parameter. - * - * \param[in,out] AudioInterfaceInfo Pointer to a structure containing an Audio Class configuration and state. - * \param[in] Property Property of the interface to get or set, a value from Audio_ClassRequests_t. - * \param[in] EntityAddress Address of the audio entity whose property is being referenced. - * \param[in] Parameter Parameter of the entity to get or set, specific to each type of entity (see USB Audio specification). - * \param[in,out] DataLength For SET operations, the length of the parameter data to set. For GET operations, the maximum - * length of the retrieved data. When NULL, the function should return whether the given property - * and parameter is valid for the requested endpoint without reading or modifying the Data buffer. - * \param[in,out] Data Pointer to a location where the parameter data is stored for SET operations, or where - * the retrieved data is to be stored for GET operations. - * - * \return Boolean \c true if the property GET/SET was successful, \c false otherwise - */ -bool CALLBACK_Audio_Device_GetSetInterfaceProperty(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo, - const uint8_t Property, - const uint8_t EntityAddress, - const uint16_t Parameter, - uint16_t* const DataLength, - uint8_t* Data) -{ - /* No audio interface entities in the device descriptor, thus no properties to get or set. */ - return false; -} diff --git a/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.h b/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.h deleted file mode 100644 index 1deaa76885..0000000000 --- a/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - 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 AudioInput.c. - */ - -#ifndef _AUDIO_INPUT_H_ -#define _AUDIO_INPUT_H_ - - /* Includes: */ - #include <avr/io.h> - #include <avr/wdt.h> - #include <avr/power.h> - #include <avr/interrupt.h> - - #include <LUFA/Drivers/Board/LEDs.h> - #include <LUFA/Drivers/Board/Buttons.h> - #include <LUFA/Drivers/Peripheral/ADC.h> - #include <LUFA/Drivers/USB/USB.h> - #include <LUFA/Platform/Platform.h> - - #include "Descriptors.h" - #include "Config/AppConfig.h" - - /* Macros: */ - /** Maximum audio sample value for the microphone input. */ - #define SAMPLE_MAX_RANGE 0xFFFF - - /** Maximum ADC range for the microphone input. */ - #define ADC_MAX_RANGE 0x3FF - - /** LED mask for the library LED driver, to indicate that the USB interface is not ready. */ - #define LEDMASK_USB_NOTREADY LEDS_LED1 - - /** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */ - #define LEDMASK_USB_ENUMERATING (LEDS_LED2 | LEDS_LED3) - - /** LED mask for the library LED driver, to indicate that the USB interface is ready. */ - #define LEDMASK_USB_READY (LEDS_LED2 | LEDS_LED4) - - /** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */ - #define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED3) - - /* Function Prototypes: */ - void SetupHardware(void); - - void EVENT_USB_Device_Connect(void); - void EVENT_USB_Device_Disconnect(void); - void EVENT_USB_Device_ConfigurationChanged(void); - void EVENT_USB_Device_ControlRequest(void); - - bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo, - const uint8_t EndpointProperty, - const uint8_t EndpointAddress, - const uint8_t EndpointControl, - uint16_t* const DataLength, - uint8_t* Data) ATTR_NON_NULL_PTR_ARG(1); - bool CALLBACK_Audio_Device_GetSetInterfaceProperty(USB_ClassInfo_Audio_Device_t* const AudioInterfaceInfo, - const uint8_t Property, - const uint8_t EntityAddress, - const uint16_t Parameter, - uint16_t* const DataLength, - uint8_t* Data); -#endif - diff --git a/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.txt b/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.txt deleted file mode 100644 index 4b0594244d..0000000000 --- a/lib/lufa/Demos/Device/ClassDriver/AudioInput/AudioInput.txt +++ /dev/null @@ -1,92 +0,0 @@ -/** \file - * - * This file contains special DoxyGen information for the generation of the main page and other special - * documentation pages. It is not a project source file. - */ - -/** \mainpage Audio Input Device Demo - * - * \section Sec_Compat Demo Compatibility: - * - * The following list indicates what microcontrollers are compatible with this demo. - * - * \li Series 7 USB AVRs (AT90USBxxx7) - * \li Series 6 USB AVRs (AT90USBxxx6) - * \li Series 4 USB AVRs (ATMEGAxxU4) - * - * \section Sec_Info USB Information: - * - * The following table gives a rundown of the USB utilization of this demo. - * - * <table> - * <tr> - * <td><b>USB Mode:</b></td> - * <td>Device</td> - * </tr> - * <tr> - * <td><b>USB Class:</b></td> - * <td>Audio Class</td> - * </tr> - * <tr> - * <td><b>USB Subclass:</b></td> - * <td>Standard Audio Device</td> - * </tr> - * <tr> - * <td><b>Relevant Standards:</b></td> - * <td>USBIF Audio 1.0 Class Specification \n - * USBIF Audio 1.0 Class Terminal Types Specification \n - * USBIF Audio 1.0 Data Formats Specification</td> - * </tr> - * <tr> - * <td><b>Supported USB Speeds:</b></td> - * <td>Full Speed Mode</td> - * </tr> - * </table> - * - * \section Sec_Description Project Description: - * - * Audio demonstration application. This gives a simple reference - * application for implementing a USB Audio Input device using the - * basic USB Audio 1.0 drivers in all modern OSes (i.e. no special drivers - * required). - * - * On start-up the system will automatically enumerate and function as a - * USB microphone. By default, the demo will produce a square wave test tone - * when the board button is pressed. If USE_TEST_TONE is not defined in the - * project makefile, incoming audio from the ADC channel 1 will be sampled - * and sent to the host computer instead. - * - * When in microphone mode, connect a microphone to the ADC channel 2. - * - * Under Windows, if a driver request dialogue pops up, select the option - * to automatically install the appropriate drivers. - * - * \section Sec_Options Project Options - * - * The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value. - * - * <table> - * <tr> - * <th><b>Define Name:</b></th> - * <th><b>Location:</b></th> - * <th><b>Description:</b></th> - * </tr> - * <tr> - * <td>MIC_IN_ADC_CHANNEL</td> - * <td>AppConfig.h</td> - * <td>Sets the ADC channel used by the demo for the input audio samples from an attached microphone.</td> - * </tr> - * <tr> - * <td>USE_TEST_TONE</td> - * <td>AppConfig.h</td> - * <td>When defined, this alters the demo to produce a square wave test tone when the first board button is pressed - * instead of sampling the board microphone.</td> - * </tr> - * <tr> - * <td>MICROPHONE_BIASED_TO_HALF_RAIL</td> - * <td>AppConfig.h</td> - * <td>When defined, this alters the demo so that the half VCC bias of the microphone input is subtracted.</td> - * </tr> - * </table> - */ - diff --git a/lib/lufa/Demos/Device/ClassDriver/AudioInput/Config/AppConfig.h b/lib/lufa/Demos/Device/ClassDriver/AudioInput/Config/AppConfig.h deleted file mode 100644 index ff8ed270de..0000000000 --- a/lib/lufa/Demos/Device/ClassDriver/AudioInput/Config/AppConfig.h +++ /dev/null @@ -1,51 +0,0 @@ -/* - 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 - * \brief Application Configuration Header File - * - * This is a header file which is be used to configure some of - * the application's compile time options, as an alternative to - * specifying the compile time constants supplied through a - * makefile or build system. - * - * For information on what each token does, refer to the - * \ref Sec_Options section of the application documentation. - */ - -#ifndef _APP_CONFIG_H_ -#define _APP_CONFIG_H_ - - #define MIC_IN_ADC_CHANNEL 2 - - #define MICROPHONE_BIASED_TO_HALF_RAIL - #define USE_TEST_TONE - -#endif diff --git a/lib/lufa/Demos/Device/ClassDriver/AudioInput/Config/LUFAConfig.h b/lib/lufa/Demos/Device/ClassDriver/AudioInput/Config/LUFAConfig.h deleted file mode 100644 index 6048c1d809..0000000000 --- a/lib/lufa/Demos/Device/ClassDriver/AudioInput/Config/LUFAConfig.h +++ /dev/null @@ -1,93 +0,0 @@ -/* - 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 - * \brief LUFA Library Configuration Header File - * - * This header file is used to configure LUFA's compile time options, - * as an alternative to the compile time constants supplied through - * a makefile. - * - * For information on what each token does, refer to the LUFA - * manual section "Summary of Compile Tokens". - */ - -#ifndef _LUFA_CONFIG_H_ -#define _LUFA_CONFIG_H_ - - #if (ARCH == ARCH_AVR8) - - /* Non-USB Related Configuration Tokens: */ -// #define DISABLE_TERMINAL_CODES - - /* USB Class Driver Related Tokens: */ -// #define HID_HOST_BOOT_PROTOCOL_ONLY -// #define HID_STATETABLE_STACK_DEPTH {Insert Value Here} -// #define HID_USAGE_STACK_DEPTH {Insert Value Here} -// #define HID_MAX_COLLECTIONS {Insert Value Here} -// #define HID_MAX_REPORTITEMS {Insert Value Here} -// #define HID_MAX_REPORT_IDS {Insert Value Here} -// #define NO_CLASS_DRIVER_AUTOFLUSH - - /* General USB Driver Related Tokens: */ -// #define ORDERED_EP_CONFIG - #define USE_STATIC_OPTIONS (USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL) - #define USB_DEVICE_ONLY -// #define USB_HOST_ONLY -// #define USB_STREAM_TIMEOUT_MS {Insert Value Here} -// #define NO_LIMITED_CONTROLLER_CONNECT -// #define NO_SOF_EVENTS - - /* USB Device Mode Driver Related Tokens: */ -// #define USE_RAM_DESCRIPTORS - #define USE_FLASH_DESCRIPTORS -// #define USE_EEPROM_DESCRIPTORS -// #define NO_INTERNAL_SERIAL - #define FIXED_CONTROL_ENDPOINT_SIZE 8 -// #define DEVICE_STATE_AS_GPIOR {Insert Value Here} - #define FIXED_NUM_CONFIGURATIONS 1 -// #define CONTROL_ONLY_DEVICE -// #define INTERRUPT_CONTROL_ENDPOINT -// #define NO_DEVICE_REMOTE_WAKEUP -// #define NO_DEVICE_SELF_POWER - - /* USB Host Mode Driver Related Tokens: */ -// #define HOST_STATE_AS_GPIOR {Insert Value Here} -// #define USB_HOST_TIMEOUT_MS {Insert Value Here} -// #define HOST_DEVICE_SETTLE_DELAY_MS {Insert Value Here} -// #define NO_AUTO_VBUS_MANAGEMENT -// #define INVERTED_VBUS_ENABLE_LINE - - #else - - #error Unsupported architecture for this LUFA configuration file. - - #endif -#endif diff --git a/lib/lufa/Demos/Device/ClassDriver/AudioInput/Descriptors.c b/lib/lufa/Demos/Device/ClassDriver/AudioInput/Descriptors.c deleted file mode 100644 index 82cb337da6..0000000000 --- a/lib/lufa/Demos/Device/ClassDriver/AudioInput/Descriptors.c +++ /dev/null @@ -1,312 +0,0 @@ -/* - 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 - * - * USB Device Descriptors, for library use when in USB device mode. Descriptors are special - * computer-readable structures which the host requests upon device enumeration, to determine - * the device's capabilities and functions. - */ - -#include "Descriptors.h" - -/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall - * device characteristics, including the supported USB version, control endpoint size and the - * number of device configurations. The descriptor is read out by the USB host when the enumeration - * process begins. - */ -const USB_Descriptor_Device_t PROGMEM DeviceDescriptor = -{ - .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device}, - - .USBSpecification = VERSION_BCD(2,0,0), - .Class = USB_CSCP_NoDeviceClass, - .SubClass = USB_CSCP_NoDeviceSubclass, - .Protocol = USB_CSCP_NoDeviceProtocol, - - .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE, - - .VendorID = 0x03EB, - .ProductID = 0x2047, - .ReleaseNumber = VERSION_BCD(0,0,2), - - .ManufacturerStrIndex = STRING_ID_Manufacturer, - .ProductStrIndex = STRING_ID_Product, - .SerialNumStrIndex = NO_DESCRIPTOR, - - .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS -}; - -/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage - * of the device in one of its supported configurations, including information about any device interfaces - * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting - * a configuration so that the host may correctly communicate with the USB device. - */ -const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor = -{ - .Config = - { - .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration}, - - .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t), - .TotalInterfaces = 2, - - .ConfigurationNumber = 1, - .ConfigurationStrIndex = NO_DESCRIPTOR, - - .ConfigAttributes = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED), - - .MaxPowerConsumption = USB_CONFIG_POWER_MA(100) - }, - - .Audio_ControlInterface = - { - .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, - - .InterfaceNumber = INTERFACE_ID_AudioControl, - .AlternateSetting = 0, - - .TotalEndpoints = 0, - - .Class = AUDIO_CSCP_AudioClass, - .SubClass = AUDIO_CSCP_ControlSubclass, - .Protocol = AUDIO_CSCP_ControlProtocol, - - .InterfaceStrIndex = NO_DESCRIPTOR - }, - - .Audio_ControlInterface_SPC = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_Interface_AC_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_Header, - - .ACSpecification = VERSION_BCD(1,0,0), - .TotalLength = (sizeof(USB_Audio_Descriptor_Interface_AC_t) + - sizeof(USB_Audio_Descriptor_InputTerminal_t) + - sizeof(USB_Audio_Descriptor_OutputTerminal_t)), - - .InCollection = 1, - .InterfaceNumber = INTERFACE_ID_AudioStream, - }, - - .Audio_InputTerminal = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_InputTerminal_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal, - - .TerminalID = 0x01, - .TerminalType = AUDIO_TERMINAL_IN_MIC, - .AssociatedOutputTerminal = 0x00, - - .TotalChannels = 1, - .ChannelConfig = 0, - - .ChannelStrIndex = NO_DESCRIPTOR, - .TerminalStrIndex = NO_DESCRIPTOR - }, - - .Audio_OutputTerminal = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_OutputTerminal_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal, - - .TerminalID = 0x02, - .TerminalType = AUDIO_TERMINAL_STREAMING, - .AssociatedInputTerminal = 0x00, - - .SourceID = 0x01, - - .TerminalStrIndex = NO_DESCRIPTOR - }, - - .Audio_StreamInterface_Alt0 = - { - .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, - - .InterfaceNumber = INTERFACE_ID_AudioStream, - .AlternateSetting = 0, - - .TotalEndpoints = 0, - - .Class = AUDIO_CSCP_AudioClass, - .SubClass = AUDIO_CSCP_AudioStreamingSubclass, - .Protocol = AUDIO_CSCP_StreamingProtocol, - - .InterfaceStrIndex = NO_DESCRIPTOR - }, - - .Audio_StreamInterface_Alt1 = - { - .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, - - .InterfaceNumber = INTERFACE_ID_AudioStream, - .AlternateSetting = 1, - - .TotalEndpoints = 1, - - .Class = AUDIO_CSCP_AudioClass, - .SubClass = AUDIO_CSCP_AudioStreamingSubclass, - .Protocol = AUDIO_CSCP_StreamingProtocol, - - .InterfaceStrIndex = NO_DESCRIPTOR - }, - - .Audio_StreamInterface_SPC = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_Interface_AS_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_General, - - .TerminalLink = 0x02, - - .FrameDelay = 1, - .AudioFormat = 0x0001 - }, - - .Audio_AudioFormat = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_Format_t) + - sizeof(ConfigurationDescriptor.Audio_AudioFormatSampleRates), - .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_FormatType, - - .FormatType = 0x01, - .Channels = 0x01, - - .SubFrameSize = 0x02, - .BitResolution = 16, - - .TotalDiscreteSampleRates = (sizeof(ConfigurationDescriptor.Audio_AudioFormatSampleRates) / sizeof(USB_Audio_SampleFreq_t)) - }, - - .Audio_AudioFormatSampleRates = - { - AUDIO_SAMPLE_FREQ(8000), - AUDIO_SAMPLE_FREQ(11025), - AUDIO_SAMPLE_FREQ(22050), - AUDIO_SAMPLE_FREQ(44100), - AUDIO_SAMPLE_FREQ(48000), - }, - - .Audio_StreamEndpoint = - { - .Endpoint = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint}, - - .EndpointAddress = AUDIO_STREAM_EPADDR, - .Attributes = (EP_TYPE_ISOCHRONOUS | ENDPOINT_ATTR_SYNC | ENDPOINT_USAGE_DATA), - .EndpointSize = AUDIO_STREAM_EPSIZE, - .PollingIntervalMS = 0x01 - }, - - .Refresh = 0, - .SyncEndpointNumber = 0 - }, - - .Audio_StreamEndpoint_SPC = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Spc_t), .Type = DTYP |