diff options
Diffstat (limited to 'Projects/MIDIToneGenerator/MIDIToneGenerator.h')
| -rw-r--r-- | Projects/MIDIToneGenerator/MIDIToneGenerator.h | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/Projects/MIDIToneGenerator/MIDIToneGenerator.h b/Projects/MIDIToneGenerator/MIDIToneGenerator.h index cf04b9f9a..333938df2 100644 --- a/Projects/MIDIToneGenerator/MIDIToneGenerator.h +++ b/Projects/MIDIToneGenerator/MIDIToneGenerator.h @@ -1,7 +1,7 @@ /* LUFA Library Copyright (C) Dean Camera, 2011. - + dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ @@ -9,13 +9,13 @@ /* Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + 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 + 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 + 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 @@ -32,7 +32,7 @@ * * Header file for AudioOutput.c. */ - + #ifndef _AUDIO_OUTPUT_H_ #define _AUDIO_OUTPUT_H_ @@ -45,7 +45,7 @@ #include <stdbool.h> #include "Descriptors.h" - + #include <LUFA/Version.h> #include <LUFA/Drivers/Board/LEDs.h> #include <LUFA/Drivers/Peripheral/ADC.h> @@ -63,27 +63,27 @@ /** 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) - + /** Scale factor used to convert the floating point frequencies and ratios into a fixed point number */ #define SCALE_FACTOR 65536 - + /** Base (lowest) allowable MIDI note frequency */ #define BASE_FREQUENCY 27.5 - + /** Ratio between each note in an octave */ #define NOTE_OCTIVE_RATIO 1.05946 - + /** Lowest valid MIDI pitch index */ #define BASE_PITCH_INDEX 21 - + /** Maximum number of MIDI notes that can be played simultaneously */ #define MAX_SIMULTANEOUS_NOTES 3 - + /** Number of samples in the virtual sample table (can be expanded to lower maximum frequency, but allow for * more simultaneous notes due to the reduced amount of processing time needed when the samples are spaced out) */ #define VIRTUAL_SAMPLE_TABLE_SIZE 512 - + /** Sample table increments per period for the base MIDI note frequency */ #define BASE_INCREMENT (((F_CPU / VIRTUAL_SAMPLE_TABLE_SIZE / 2) / BASE_FREQUENCY)) @@ -98,10 +98,11 @@ /* 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_UnhandledControlRequest(void); - + #endif + |