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28 lines
1.2 KiB
Plaintext
28 lines
1.2 KiB
Plaintext
// ---------------------------------------------------------------------------
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// Be sure to include an in-line 100 ohm resistor on one pin as you normally do when connecting a piezo or speaker.
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// ---------------------------------------------------------------------------
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#include <toneAC2.h>
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// Melody liberated from the toneMelody Arduino example sketch by Tom Igoe.
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int melody[] = { 262, 196, 196, 220, 196, 0, 247, 262 };
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int noteDurations[] = { 4, 8, 8, 4, 4, 4, 4, 4 };
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void setup() {} // Nothing to setup, just start playing!
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void loop() {
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for (unsigned long freq = 125; freq <= 15000; freq += 10) {
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toneAC2(2, 3, freq, 1); // Play the frequency (125 Hz to 15 kHz sweep in 10 Hz steps) for 1ms.
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}
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delay(1000); // Wait a second.
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for (int thisNote = 0; thisNote < 8; thisNote++) {
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int noteDuration = 1000/noteDurations[thisNote];
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toneAC2(2, 3, melody[thisNote], noteDuration, true); // Play thisNote at full volume for noteDuration in the background.
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delay(noteDuration * 4 / 3); // Wait while the tone plays in the background, plus another 33% delay between notes.
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}
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while(1); // Stop (so it doesn't repeat forever driving you crazy--you're welcome).
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}
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