1. // A fun sketch to demonstrate the use of the tone() function written by Brett Hagman.
2.  
3. // This plays RTTTL (RingTone Text Transfer Language) songs using the
4. // now built-in tone() command in Wiring and Arduino.
5. // Written by Brett Hagman
6. // http://www.roguerobotics.com/
7.  
8. // To play the output on a small speaker (i.e. 8 Ohms or higher), simply use
9. // a 1K Ohm resistor from the output pin to the speaker, and connect the other
10. // side of the speaker to ground.
11.  
12. // You can get more RTTTL songs from
13. // http://code.google.com/p/rogue-code/wiki/ToneLibraryDocumentation
14.  
15. const int tonePin = 12;  // for rEDI board
16. //const int tonePin = 13;  // arbitrary for arduino boards, set this to whatever you want
17.  
18. #define OCTAVE_OFFSET 0
19.  
20. // These values can also be found as constants in the Tone library (Tone.h)
21. int notes[] = { 0,
22. 262, 277, 294, 311, 330, 349, 370, 392, 415, 440, 466, 494,
23. 523, 554, 587, 622, 659, 698, 740, 784, 831, 880, 932, 988,
24. 1047, 1109, 1175, 1245, 1319, 1397, 1480, 1568, 1661, 1760, 1865, 1976,
25. 2093, 2217, 2349, 2489, 2637, 2794, 2960, 3136, 3322, 3520, 3729, 3951
26. };
27.  
28. const char songa[] PROGMEM = "The Simpsons:d=4,o=5,b=160:c.6,e6,f#6,8a6,g.6,e6,c6,8a,8f#,8f#,8f#,2g,8p,8p,8f#,8f#,8f#,8g,a#.,8c6,8c6,8c6,c6";
29. const char songb[] PROGMEM = "Indiana:d=4,o=5,b=250:e,8p,8f,8g,8p,1c6,8p.,d,8p,8e,1f,p.,g,8p,8a,8b,8p,1f6,p,a,8p,8b,2c6,2d6,2e6,e,8p,8f,8g,8p,1c6,p,d6,8p,8e6,1f.6,g,8p,8g,e.6,8p,d6,8p,8g,e.6,8p,d6,8p,8g,f.6,8p,e6,8p,8d6,2c6";
30. const char songc[] PROGMEM = "TakeOnMe:d=4,o=4,b=160:8f#5,8f#5,8f#5,8d5,8p,8b,8p,8e5,8p,8e5,8p,8e5,8g#5,8g#5,8a5,8b5,8a5,8a5,8a5,8e5,8p,8d5,8p,8f#5,8p,8f#5,8p,8f#5,8e5,8e5,8f#5,8e5,8f#5,8f#5,8f#5,8d5,8p,8b,8p,8e5,8p,8e5,8p,8e5,8g#5,8g#5,8a5,8b5,8a5,8a5,8a5,8e5,8p,8d5,8p,8f#5,8p,8f#5,8p,8f#5,8e5,8e5";
31. const char songd[] PROGMEM = "Entertainer:d=4,o=5,b=140:8d,8d#,8e,c6,8e,c6,8e,2c.6,8c6,8d6,8d#6,8e6,8c6,8d6,e6,8b,d6,2c6,p,8d,8d#,8e,c6,8e,c6,8e,2c.6,8p,8a,8g,8f#,8a,8c6,e6,8d6,8c6,8a,2d6";
32. const char songe[] PROGMEM = "Muppets:d=4,o=5,b=250:c6,c6,a,b,8a,b,g,p,c6,c6,a,8b,8a,8p,g.,p,e,e,g,f,8e,f,8c6,8c,8d,e,8e,8e,8p,8e,g,2p,c6,c6,a,b,8a,b,g,p,c6,c6,a,8b,a,g.,p,e,e,g,f,8e,f,8c6,8c,8d,e,8e,d,8d,c";
33. const char songf[] PROGMEM = "Xfiles:d=4,o=5,b=125:e,b,a,b,d6,2b.,1p,e,b,a,b,e6,2b.,1p,g6,f#6,e6,d6,e6,2b.,1p,g6,f#6,e6,d6,f#6,2b.,1p,e,b,a,b,d6,2b.,1p,e,b,a,b,e6,2b.,1p,e6,2b.";
34. const char songg[] PROGMEM = "Looney:d=4,o=5,b=140:32p,c6,8f6,8e6,8d6,8c6,a.,8c6,8f6,8e6,8d6,8d#6,e.6,8e6,8e6,8c6,8d6,8c6,8e6,8c6,8d6,8a,8c6,8g,8a#,8a,8f";
35. const char songh[] PROGMEM = "20thCenFox:d=16,o=5,b=140:b,8p,b,b,2b,p,c6,32p,b,32p,c6,32p,b,32p,c6,32p,b,8p,b,b,b,32p,b,32p,b,32p,b,32p,b,32p,b,32p,b,32p,g#,32p,a,32p,b,8p,b,b,2b,4p,8e,8g#,8b,1c#6,8f#,8a,8c#6,1e6,8a,8c#6,8e6,1e6,8b,8g#,8a,2b";
36. const char songi[] PROGMEM = "Bond:d=4,o=5,b=80:32p,16c#6,32d#6,32d#6,16d#6,8d#6,16c#6,16c#6,16c#6,16c#6,32e6,32e6,16e6,8e6,16d#6,16d#6,16d#6,16c#6,32d#6,32d#6,16d#6,8d#6,16c#6,16c#6,16c#6,16c#6,32e6,32e6,16e6,8e6,16d#6,16d6,16c#6,16c#7,c.7,16g#6,16f#6,g#.6";
37. const char songj[] PROGMEM = "MASH:d=8,o=5,b=140:4a,4g,f#,g,p,f#,p,g,p,f#,p,2e.,p,f#,e,4f#,e,f#,p,e,p,4d.,p,f#,4e,d,e,p,d,p,e,p,d,p,2c#.,p,d,c#,4d,c#,d,p,e,p,4f#,p,a,p,4b,a,b,p,a,p,b,p,2a.,4p,a,b,a,4b,a,b,p,2a.,a,4f#,a,b,p,d6,p,4e.6,d6,b,p,a,p,2b";
38. const char songk[] PROGMEM = "StarWars:d=4,o=5,b=45:32p,32f#,32f#,32f#,8b.,8f#.6,32e6,32d#6,32c#6,8b.6,16f#.6,32e6,32d#6,32c#6,8b.6,16f#.6,32e6,32d#6,32e6,8c#.6,32f#,32f#,32f#,8b.,8f#.6,32e6,32d#6,32c#6,8b.6,16f#.6,32e6,32d#6,32c#6,8b.6,16f#.6,32e6,32d#6,32e6,8c#6";
39. const char songl[] PROGMEM = "GoodBad:d=4,o=5,b=56:32p,32a#,32d#6,32a#,32d#6,8a#.,16f#.,16g#.,d#,32a#,32d#6,32a#,32d#6,8a#.,16f#.,16g#.,c#6,32a#,32d#6,32a#,32d#6,8a#.,16f#.,32f.,32d#.,c#,32a#,32d#6,32a#,32d#6,8a#.,16g#.,d#";
40. const char songm[] PROGMEM = "TopGun:d=4,o=4,b=31:32p,16c#,16g#,16g#,32f#,32f,32f#,32f,16d#,16d#,32c#,32d#,16f,32d#,32f,16f#,32f,32c#,16f,d#,16c#,16g#,16g#,32f#,32f,32f#,32f,16d#,16d#,32c#,32d#,16f,32d#,32f,16f#,32f,32c#,g#";
41. const char songn[] PROGMEM = "A-Team:d=8,o=5,b=125:4d#6,a#,2d#6,16p,g#,4a#,4d#.,p,16g,16a#,d#6,a#,f6,2d#6,16p,c#.6,16c6,16a#,g#.,2a#";
42. const char songo[] PROGMEM = "Flinstones:d=4,o=5,b=40:32p,16f6,16a#,16a#6,32g6,16f6,16a#.,16f6,32d#6,32d6,32d6,32d#6,32f6,16a#,16c6,d6,16f6,16a#.,16a#6,32g6,16f6,16a#.,32f6,32f6,32d#6,32d6,32d6,32d#6,32f6,16a#,16c6,a#,16a6,16d.6,16a#6,32a6,32a6,32g6,32f#6,32a6,8g6,16g6,16c.6,32a6,32a6,32g6,32g6,32f6,32e6,32g6,8f6,16f6,16a#.,16a#6,32g6,16f6,16a#.,16f6,32d#6,32d6,32d6,32d#6,32f6,16a#,16c.6,32d6,32d#6,32f6,16a#,16c.6,32d6,32d#6,32f6,16a#6,16c7,8a#.6";
43. const char songp[] PROGMEM = "Jeopardy:d=4,o=6,b=125:c,f,c,f5,c,f,2c,c,f,c,f,a.,8g,8f,8e,8d,8c#,c,f,c,f5,c,f,2c,f.,8d,c,a#5,a5,g5,f5,p,d#,g#,d#,g#5,d#,g#,2d#,d#,g#,d#,g#,c.7,8a#,8g#,8g,8f,8e,d#,g#,d#,g#5,d#,g#,2d#,g#.,8f,d#,c#,c,p,a#5,p,g#.5,d#,g#";
44. const char songq[] PROGMEM = "Gadget:d=16,o=5,b=50:32d#,32f,32f#,32g#,a#,f#,a,f,g#,f#,32d#,32f,32f#,32g#,a#,d#6,4d6,32d#,32f,32f#,32g#,a#,f#,a,f,g#,f#,8d#";
45. const char songr[] PROGMEM = "Smurfs:d=32,o=5,b=200:4c#6,16p,4f#6,p,16c#6,p,8d#6,p,8b,p,4g#,16p,4c#6,p,16a#,p,8f#,p,8a#,p,4g#,4p,g#,p,a#,p,b,p,c6,p,4c#6,16p,4f#6,p,16c#6,p,8d#6,p,8b,p,4g#,16p,4c#6,p,16a#,p,8b,p,8f,p,4f#";
46. const char songs[] PROGMEM = "MahnaMahna:d=16,o=6,b=125:c#,c.,b5,8a#.5,8f.,4g#,a#,g.,4d#,8p,c#,c.,b5,8a#.5,8f.,g#.,8a#.,4g,8p,c#,c.,b5,8a#.5,8f.,4g#,f,g.,8d#.,f,g.,8d#.,f,8g,8d#.,f,8g,d#,8c,a#5,8d#.,8d#.,4d#,8d#.";
47. const char songt[] PROGMEM = "LeisureSuit:d=16,o=6,b=56:f.5,f#.5,g.5,g#5,32a#5,f5,g#.5,a#.5,32f5,g#5,32a#5,g#5,8c#.,a#5,32c#,a5,a#.5,c#.,32a5,a#5,32c#,d#,8e,c#.,f.,f.,f.,f.,f,32e,d#,8d,a#.5,e,32f,e,32f,c#,d#.,c#";
48. const char songu[] PROGMEM = "MissionImp:d=16,o=6,b=95:32d,32d#,32d,32d#,32d,32d#,32d,32d#,32d,32d,32d#,32e,32f,32f#,32g,g,8p,g,8p,a#,p,c7,p,g,8p,g,8p,f,p,f#,p,g,8p,g,8p,a#,p,c7,p,g,8p,g,8p,f,p,f#,p,a#,g,2d,32p,a#,g,2c#,32p,a#,g,2c,a#5,8c,2p,32p,a#5,g5,2f#,32p,a#5,g5,2f,32p,a#5,g5,2e,d#,8d";
49.  
50.  
51. const char *allsongs[] = {songa,
52.                     songb,
53.                     songc,
54.                     songd,
55.                     songe,
56.                     songf,
57.                     songg,
58.                     songh,
59.                     songi,
60.                     songj,
61.                     songk,
62.                     songl,
63.                     songm,
64.                     songn,
65.                     songo,
66.                     songp,
67.                     songq,
68.                     songr,
69.                     songs,
70.                     songt,
71.                     songu
72.                     };
73.  
74. void setup(void)
75. {
76.   Serial.begin(9600);
77. }
78.  
79. #define isdigit(n) (n >= '0' && n <= '9')
80.  
81. void play_rtttl(const char *signMessage)
82. {
83.   // Absolutely no error checking in here
84.  
85.   byte default_dur = 4;
86.   byte default_oct = 6;
87.   int bpm = 63;
88.   int num;
89.   long wholenote;
90.   long duration;
91.   byte note;
92.   byte scale;
93.  
94.   int pauses = 2;
95.  
96.   int p = 0;
97.  
98.   // format: d=N,o=N,b=NNN:
99.   // find the start (skip name, etc)
100.  
101.   while(pgm_read_byte_near(signMessage + p) != ':') p++;    // ignore name
102.   p++;                     // skip ':'
103.  
104.   // get default duration
105.   if(pgm_read_byte_near(signMessage + p) == 'd')
106.   {
107.     p++; p++;              // skip "d="
108.     num = 0;
109.     while(isdigit(pgm_read_byte_near(signMessage + p)))
110.     {
111.       num = (num * 10) + (pgm_read_byte_near(signMessage + p++) - '0');
112.     }
113.     if(num > 0) default_dur = num;
114.     p++;                   // skip comma
115.   }
116.  
117.   Serial.print("ddur: "); Serial.println(default_dur, 10);
118.  
119.   // get default octave
120.   if(pgm_read_byte_near(signMessage + p) == 'o')
121.   {
122.     p++; p++;              // skip "o="
123.     num = pgm_read_byte_near(signMessage + p++) - '0';
124.     if(num >= 3 && num <=7) default_oct = num;
125.     p++;                   // skip comma
126.   }
127.  
128.   Serial.print("doct: "); Serial.println(default_oct, 10);
129.  
130.   // get BPM
131.   if(pgm_read_byte_near(signMessage + p) == 'b')
132.   {
133.     p++; p++;              // skip "b="
134.     num = 0;
135.     while(isdigit(pgm_read_byte_near(signMessage + p)))
136.     {
137.       num = (num * 10) + (pgm_read_byte_near(signMessage + p++) - '0');
138.     }
139.     bpm = num;
140.     p++;                   // skip colon
141.   }
142.  
143.   Serial.print("bpm: "); Serial.println(bpm, 10);
144.  
145.   // BPM usually expresses the number of quarter notes per minute
146.   wholenote = (60 * 1000L / bpm) * 4;  // this is the time for whole note (in milliseconds)
147.  
148.   Serial.print("wn: "); Serial.println(wholenote, 10);
149.  
150.  
151.   // now begin note loop
152.   while(pgm_read_byte_near(signMessage + p))
153.   {
154.     // first, get note duration, if available
155.     num = 0;
156.     while(isdigit(pgm_read_byte_near(signMessage + p)))
157.     {
158.       num = (num * 10) + (pgm_read_byte_near(signMessage + p++) - '0');
159.     }
160.    
161.     if(num) duration = wholenote / num;
162.     else duration = wholenote / default_dur;  // we will need to check if we are a dotted note after
163.  
164.     // now get the note
165.     note = 0;
166.  
167.     switch(pgm_read_byte_near(signMessage + p))
168.     {
169.       case 'c':
170.         note = 1;
171.         break;
172.       case 'd':
173.         note = 3;
174.         break;
175.       case 'e':
176.         note = 5;
177.         break;
178.       case 'f':
179.         note = 6;
180.         break;
181.       case 'g':
182.         note = 8;
183.         break;
184.       case 'a':
185.         note = 10;
186.         break;
187.       case 'b':
188.         note = 12;
189.         break;
190.       case 'p':
191.       default:
192.         note = 0;
193.     }
194.     p++;
195.  
196.     // now, get optional '#' sharp
197.     if(pgm_read_byte_near(signMessage + p) == '#')
198.     {
199.       note++;
200.       p++;
201.     }
202.  
203.     // now, get optional '.' dotted note
204.     if(pgm_read_byte_near(signMessage + p) == '.')
205.     {
206.       duration += duration/2;
207.       p++;
208.     }
209.  
210.     // now, get scale
211.     if(isdigit(pgm_read_byte_near(signMessage + p)))
212.     {
213.       scale = pgm_read_byte_near(signMessage + p) - '0';
214.       p++;
215.     }
216.     else
217.     {
218.       scale = default_oct;
219.     }
220.  
221.     scale += OCTAVE_OFFSET;
222.  
223.     if(pgm_read_byte_near(signMessage + p) == ',')
224.       p++;       // skip comma for next note (or we may be at the end)
225.  
226.     // now play the note
227.  
228.     if(note)
229.     {
230.       Serial.print("Playing: ");
231.       Serial.print(scale, 10); Serial.print(' ');
232.       Serial.print(note, 10); Serial.print(" (");
233.       Serial.print(notes[(scale - 4) * 12 + note], 10);
234.       Serial.print(") ");
235.       Serial.println(duration, 10);
236.       tone(tonePin, notes[(scale - 4) * 12 + note]);
237.       delay(duration);
238.       noTone(tonePin);
239.     }
240.     else
241.     {
242.       Serial.print("Pausing: ");
243.       Serial.println(duration, 10);
244.       delay(duration);
245.       if(!pauses && duration) return;
246.       if(duration > 950) pauses--;
247.     }
248.   }
249. }
250.  
251. char c;
252. void loop(void)
253. {
254.   if(Serial.available())
255.   {
256.     c = Serial.read();
257.     while(Serial.available()) Serial.read();
258.     play_rtttl(allsongs[c-'a']);
259.     Serial.println("Done.");
260.   }
261.  
262. }
263.