Created
December 7, 2013 16:07
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Using a Piezo Element and Arduino, you can play jingle bells using this code sample.
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| int speakerPin = 5; | |
| int length = 26; | |
| char notes[] = "eeeeeeegcde fffffeeeeddedg"; | |
| int beats[] = { 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2}; | |
| int tempo = 300; | |
| void playTone(int tone, int duration) { | |
| for (long i = 0; i < duration * 1000L; i += tone * 2) { | |
| digitalWrite(speakerPin, HIGH); | |
| delayMicroseconds(tone); | |
| digitalWrite(speakerPin, LOW); | |
| delayMicroseconds(tone); | |
| } | |
| } | |
| void playNote(char note, int duration) { | |
| char names[] = { 'c', 'd', 'e', 'f', 'g', 'a', 'b', 'C' }; | |
| int tones[] = { 1915, 1700, 1519, 1432, 1275, 1136, 1014, 956 }; | |
| // play the tone corresponding to the note name | |
| for (int i = 0; i < 8; i++) { | |
| if (names[i] == note) { | |
| playTone(tones[i], duration); | |
| } | |
| } | |
| } | |
| void setup() { | |
| pinMode(speakerPin, OUTPUT); | |
| } | |
| void loop() { | |
| for (int i = 0; i < length; i++) { | |
| if (notes[i] == ' ') { | |
| delay(beats[i] * tempo); // rest | |
| } else { | |
| playNote(notes[i], beats[i] * tempo); | |
| } | |
| // pause between notes | |
| delay(tempo / 2); | |
| } | |
| } |
I love your posts
you dirty little basterd
suck your mom
lol
edison picklerick
Nice! Idk what those people are talking about
Hi!
I'm trixy
My app said there was an error
SEND HELP
Will you please add a license?
Will you please add a license?
It's a gist. Use it for whatever you want.
OK, legally, that's a license. But gists aren't automatically public
domain; you own a copyright and should add a license.
…On Sat, Jan 18, 2020 at 2:06 AM Eric Lubow ***@***.***> wrote:
Will you please add a license?
It's a gist. Use it for whatever you want.
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this shit works! Thanks!
Ha Noob