the most basic and simplest possible one octave midi controller. this is just to demonstrate the awesomeness of MIDI library and to show how easy it is to make a basic midi controller in just half an hour. more advanced versions coming soon :) YOUTUBE link: http://youtu.be/6qNmku_InRI Peace,
main.cpp@0:1a0457675056, 2011-01-30 (annotated)
- Committer:
- AliBros
- Date:
- Sun Jan 30 02:19:25 2011 +0000
- Revision:
- 0:1a0457675056
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
AliBros | 0:1a0457675056 | 1 | /*Version 0.01 of my midi controller |
AliBros | 0:1a0457675056 | 2 | Basic midi keyboard using 11 push |
AliBros | 0:1a0457675056 | 3 | button to represent C0-B0. |
AliBros | 0:1a0457675056 | 4 | Problems: |
AliBros | 0:1a0457675056 | 5 | .:B0 sounds weird! and I can't understand why! |
AliBros | 0:1a0457675056 | 6 | .:no polyphony for now!! |
AliBros | 0:1a0457675056 | 7 | |
AliBros | 0:1a0457675056 | 8 | ******************************************************************************** |
AliBros | 0:1a0457675056 | 9 | |
AliBros | 0:1a0457675056 | 10 | WARNING: Use at your own risk, sadly this software comes with no guarantees. |
AliBros | 0:1a0457675056 | 11 | This software is provided 'free' and in good faith, but the author does not |
AliBros | 0:1a0457675056 | 12 | accept liability for any damage arising from its use. |
AliBros | 0:1a0457675056 | 13 | |
AliBros | 0:1a0457675056 | 14 | ******************************************************************************** |
AliBros | 0:1a0457675056 | 15 | Ali Bros |
AliBros | 0:1a0457675056 | 16 | |
AliBros | 0:1a0457675056 | 17 | */ |
AliBros | 0:1a0457675056 | 18 | |
AliBros | 0:1a0457675056 | 19 | |
AliBros | 0:1a0457675056 | 20 | |
AliBros | 0:1a0457675056 | 21 | |
AliBros | 0:1a0457675056 | 22 | |
AliBros | 0:1a0457675056 | 23 | |
AliBros | 0:1a0457675056 | 24 | #include "mbed.h" |
AliBros | 0:1a0457675056 | 25 | #include "MIDI.h" |
AliBros | 0:1a0457675056 | 26 | #include "TextLCD.h" |
AliBros | 0:1a0457675056 | 27 | MIDI midi(p13, p14); |
AliBros | 0:1a0457675056 | 28 | DigitalIn C(p21); |
AliBros | 0:1a0457675056 | 29 | DigitalIn CSh(p22); |
AliBros | 0:1a0457675056 | 30 | DigitalIn D(p23); |
AliBros | 0:1a0457675056 | 31 | DigitalIn DSh(p24); |
AliBros | 0:1a0457675056 | 32 | DigitalIn E(p25); |
AliBros | 0:1a0457675056 | 33 | DigitalIn F(p26); |
AliBros | 0:1a0457675056 | 34 | DigitalIn FSh(p27); |
AliBros | 0:1a0457675056 | 35 | DigitalIn G(p28); |
AliBros | 0:1a0457675056 | 36 | DigitalIn GSh(p29); |
AliBros | 0:1a0457675056 | 37 | DigitalIn A(p30); |
AliBros | 0:1a0457675056 | 38 | DigitalIn ASh(p11); |
AliBros | 0:1a0457675056 | 39 | DigitalIn B(p12); |
AliBros | 0:1a0457675056 | 40 | |
AliBros | 0:1a0457675056 | 41 | //DigitalOut led1(p25); |
AliBros | 0:1a0457675056 | 42 | //DigitalOut led2(p26); |
AliBros | 0:1a0457675056 | 43 | //DigitalOut led3(p27); |
AliBros | 0:1a0457675056 | 44 | //DigitalOut led4(p28); |
AliBros | 0:1a0457675056 | 45 | TextLCD lcd(p15, p16, p17, p18, p19, p20); |
AliBros | 0:1a0457675056 | 46 | int main() { |
AliBros | 0:1a0457675056 | 47 | int octave=12; |
AliBros | 0:1a0457675056 | 48 | lcd.cls(); |
AliBros | 0:1a0457675056 | 49 | lcd.locate(0,0); |
AliBros | 0:1a0457675056 | 50 | lcd.printf("MIDI SEND:"); |
AliBros | 0:1a0457675056 | 51 | lcd.locate(0,1); |
AliBros | 0:1a0457675056 | 52 | lcd.printf("Note:"); |
AliBros | 0:1a0457675056 | 53 | while(1){ |
AliBros | 0:1a0457675056 | 54 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 55 | |
AliBros | 0:1a0457675056 | 56 | if (C) |
AliBros | 0:1a0457675056 | 57 | { |
AliBros | 0:1a0457675056 | 58 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 59 | lcd.printf("C0 "); |
AliBros | 0:1a0457675056 | 60 | midi.noteon(48 + octave); |
AliBros | 0:1a0457675056 | 61 | while(C); |
AliBros | 0:1a0457675056 | 62 | midi.noteoff(48 + octave); |
AliBros | 0:1a0457675056 | 63 | } |
AliBros | 0:1a0457675056 | 64 | midi.noteoff(48 + octave); |
AliBros | 0:1a0457675056 | 65 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 66 | midi.noteoff(48 + octave); |
AliBros | 0:1a0457675056 | 67 | if (CSh) |
AliBros | 0:1a0457675056 | 68 | { |
AliBros | 0:1a0457675056 | 69 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 70 | lcd.printf("C#0"); |
AliBros | 0:1a0457675056 | 71 | midi.noteon(49 + octave); |
AliBros | 0:1a0457675056 | 72 | while(CSh); |
AliBros | 0:1a0457675056 | 73 | midi.noteoff(49 + octave); |
AliBros | 0:1a0457675056 | 74 | } |
AliBros | 0:1a0457675056 | 75 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 76 | if (D) |
AliBros | 0:1a0457675056 | 77 | { |
AliBros | 0:1a0457675056 | 78 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 79 | lcd.printf("D0 "); |
AliBros | 0:1a0457675056 | 80 | midi.noteon(50 + octave); |
AliBros | 0:1a0457675056 | 81 | while(D); |
AliBros | 0:1a0457675056 | 82 | midi.noteoff(50 + octave); |
AliBros | 0:1a0457675056 | 83 | } |
AliBros | 0:1a0457675056 | 84 | midi.noteoff(50 + octave); |
AliBros | 0:1a0457675056 | 85 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 86 | if (DSh) |
AliBros | 0:1a0457675056 | 87 | { |
AliBros | 0:1a0457675056 | 88 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 89 | lcd.printf("D#0"); |
AliBros | 0:1a0457675056 | 90 | midi.noteon(51 + octave); |
AliBros | 0:1a0457675056 | 91 | while(DSh); |
AliBros | 0:1a0457675056 | 92 | midi.noteoff(51 + octave); |
AliBros | 0:1a0457675056 | 93 | } |
AliBros | 0:1a0457675056 | 94 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 95 | if (E) |
AliBros | 0:1a0457675056 | 96 | { |
AliBros | 0:1a0457675056 | 97 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 98 | lcd.printf("E0 "); |
AliBros | 0:1a0457675056 | 99 | midi.noteon(52 + octave); |
AliBros | 0:1a0457675056 | 100 | while(E); |
AliBros | 0:1a0457675056 | 101 | midi.noteoff(52 + octave); |
AliBros | 0:1a0457675056 | 102 | } |
AliBros | 0:1a0457675056 | 103 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 104 | if (F) |
AliBros | 0:1a0457675056 | 105 | { |
AliBros | 0:1a0457675056 | 106 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 107 | lcd.printf("F0 "); |
AliBros | 0:1a0457675056 | 108 | midi.noteon(53 + octave); |
AliBros | 0:1a0457675056 | 109 | while(F); |
AliBros | 0:1a0457675056 | 110 | midi.noteoff(53 + octave); |
AliBros | 0:1a0457675056 | 111 | } |
AliBros | 0:1a0457675056 | 112 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 113 | if (FSh) |
AliBros | 0:1a0457675056 | 114 | { |
AliBros | 0:1a0457675056 | 115 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 116 | lcd.printf("F#0"); |
AliBros | 0:1a0457675056 | 117 | midi.noteon(54 + octave); |
AliBros | 0:1a0457675056 | 118 | while(FSh); |
AliBros | 0:1a0457675056 | 119 | midi.noteoff(54 + octave); |
AliBros | 0:1a0457675056 | 120 | } |
AliBros | 0:1a0457675056 | 121 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 122 | if (G) |
AliBros | 0:1a0457675056 | 123 | { |
AliBros | 0:1a0457675056 | 124 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 125 | lcd.printf("G0 "); |
AliBros | 0:1a0457675056 | 126 | midi.noteon(55 + octave); |
AliBros | 0:1a0457675056 | 127 | while(G); |
AliBros | 0:1a0457675056 | 128 | midi.noteoff(55 + octave); |
AliBros | 0:1a0457675056 | 129 | } |
AliBros | 0:1a0457675056 | 130 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 131 | if (GSh) |
AliBros | 0:1a0457675056 | 132 | { |
AliBros | 0:1a0457675056 | 133 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 134 | lcd.printf("G#0"); |
AliBros | 0:1a0457675056 | 135 | midi.noteon(56 + octave); |
AliBros | 0:1a0457675056 | 136 | while(GSh); |
AliBros | 0:1a0457675056 | 137 | midi.noteoff(56 + octave); |
AliBros | 0:1a0457675056 | 138 | } |
AliBros | 0:1a0457675056 | 139 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 140 | if (A) |
AliBros | 0:1a0457675056 | 141 | { |
AliBros | 0:1a0457675056 | 142 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 143 | lcd.printf("A0 "); |
AliBros | 0:1a0457675056 | 144 | midi.noteon(57 + octave); |
AliBros | 0:1a0457675056 | 145 | while(A); |
AliBros | 0:1a0457675056 | 146 | midi.noteoff(57 + octave); |
AliBros | 0:1a0457675056 | 147 | } |
AliBros | 0:1a0457675056 | 148 | while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 149 | if (ASh) |
AliBros | 0:1a0457675056 | 150 | { |
AliBros | 0:1a0457675056 | 151 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 152 | lcd.printf("A#0"); |
AliBros | 0:1a0457675056 | 153 | midi.noteon(58 + octave); |
AliBros | 0:1a0457675056 | 154 | while(ASh); |
AliBros | 0:1a0457675056 | 155 | midi.noteoff(58 + octave); |
AliBros | 0:1a0457675056 | 156 | } while(!C&&!CSh&&!D&&!DSh&&!E&&!F&&!FSh&&!G&&!GSh&&!A&&!ASh&&!B); |
AliBros | 0:1a0457675056 | 157 | if (B) |
AliBros | 0:1a0457675056 | 158 | { |
AliBros | 0:1a0457675056 | 159 | lcd.locate(8,1); |
AliBros | 0:1a0457675056 | 160 | lcd.printf("B0 "); |
AliBros | 0:1a0457675056 | 161 | midi.noteon(59 + octave); |
AliBros | 0:1a0457675056 | 162 | while(DSh); |
AliBros | 0:1a0457675056 | 163 | midi.noteoff(59 + octave); |
AliBros | 0:1a0457675056 | 164 | } |
AliBros | 0:1a0457675056 | 165 | } |
AliBros | 0:1a0457675056 | 166 | } |