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36 lines
1.6 KiB
C++
36 lines
1.6 KiB
C++
// ---------------------------------------------------------------------------
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// Connect your piezo buzzer (without internal oscillator) or speaker to these pins:
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// Pins 9 & 10 - ATmega328, ATmega128, ATmega640, ATmega8, Uno, Leonardo, etc.
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// Pins 11 & 12 - ATmega2560/2561, ATmega1280/1281, Mega
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// Pins 12 & 13 - ATmega1284P, ATmega644
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// Pins 14 & 15 - Teensy 2.0
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// Pins 25 & 26 - Teensy++ 2.0
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// Be sure to include an inline 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 <toneAC.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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toneAC(freq); // Play the frequency (125 Hz to 15 kHz sweep in 10 Hz steps).
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delay(1); // Wait 1 ms so you can hear it.
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}
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toneAC(); // Turn off toneAC, can also use noToneAC().
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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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toneAC(melody[thisNote], 10, 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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*/
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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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