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qmk_firmware/Demos/Device/ClassDriver/AudioInput/AudioInput.h

94 lines
3.6 KiB

/*
LUFA Library
Copyright (C) Dean Camera, 2012.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
Copyright 2012 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 disclaim 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 "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