Move new Class Driver powered demos to a new ClassDriver subdirectory, re-add old low level demos to a LowLevel subdirectory.

Demos/Device/LowLevel/MIDI/MIDI.h

@@ -0,0 +1,92 @@
+/*
+             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 <avr/io.h>
+		#include <avr/wdt.h>
+		#include <avr/power.h>
+		#include <stdbool.h>
+
+		#include "Descriptors.h"
+				
+		#include <LUFA/Version.h>                            // Library Version Information
+		#include <LUFA/Drivers/USB/USB.h>                    // USB Functionality
+		#include <LUFA/Drivers/Board/Joystick.h>             // Joystick driver
+		#include <LUFA/Drivers/Board/LEDs.h>                 // LEDs driver
+		#include <LUFA/Drivers/Board/Buttons.h>              // Board Buttons driver
+		#include <LUFA/Scheduler/Scheduler.h>                // 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);
+
+   /* Function Prototypes: */
+		void EVENT_USB_Connect(void);
+		void EVENT_USB_Disconnect(void);
+		void EVENT_USB_ConfigurationChanged(void);
+
+		void SendMIDINoteChange(const uint8_t Pitch, const bool OnOff,
+		                        const uint8_t CableID, const uint8_t Channel);		
+		void UpdateStatus(uint8_t CurrentStatus);
+		
+#endif