/* LUFA Library Copyright (C) Dean Camera, 2009. dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ /* Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com) Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, 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 AudioOutput.c. */ #ifndef _AUDIO_OUTPUT_H_ #define _AUDIO_OUTPUT_H_ /* Includes: */ #include #include #include #include "Descriptors.h" #include // Library Version Information #include // PROGMEM tags readable by the ButtLoad project #include // USB Functionality #include // Joystick driver #include // LEDs driver #include // Hardware Button driver #include // Simple scheduler for task management /* Macros: */ /** MIDI command for a note on (activation) event */ #define MIDI_COMMAND_NOTE_ON 0x90 /** MIDI command for a note off (deactivation) event */ #define MIDI_COMMAND_NOTE_OFF 0x80 /** Standard key press velocity value used for all note events, as no pressure sensor is mounted */ #define MIDI_STANDARD_VELOCITY 64 /** Convenience macro. MIDI channels are numbered from 1-10 (natural numbers) however the logical channel * addresses are zero-indexed. This converts a natural MIDI channel number into the logical channel address. * * \param channel MIDI channel number to address */ #define MIDI_CHANNEL(channel) (channel - 1) /* Enums: */ /** Enum for the possible status codes for passing to the UpdateStatus() function. */ enum MIDI_StatusCodes_t { Status_USBNotReady = 0, /**< USB is not ready (disconnected from a USB host) */ Status_USBEnumerating = 1, /**< USB interface is enumerating */ Status_USBReady = 2, /**< USB interface is connected and ready */ }; /* Task Definitions: */ TASK(USB_MIDI_Task); /* Event Handlers: */ /** Indicates that this module will catch the USB_Connect event when thrown by the library. */ HANDLES_EVENT(USB_Connect); /** Indicates that this module will catch the USB_Disconnect event when thrown by the library. */ HANDLES_EVENT(USB_Disconnect); /** Indicates that this module will catch the USB_ConfigurationChanged event when thrown by the library. */ HANDLES_EVENT(USB_ConfigurationChanged); /* Function Prototypes: */ void SendMIDINoteChange(const uint8_t Pitch, const bool OnOff, const uint8_t CableID, const uint8_t Channel); void UpdateStatus(uint8_t CurrentStatus); #endif