32 lines
917 B
C++
32 lines
917 B
C++
#include "AudioTools.h"
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#include "AudioTools/AudioLibs/AudioBoardStream.h"
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AudioInfo info(44100, 2, 32);
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SineWaveGenerator<int32_t> sineWave; // subclass of SoundGenerator with max amplitude of 32000
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GeneratedSoundStream<int32_t> sound(sineWave); // Stream generated from sine wave
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AudioBoardStream out(AudioKitEs8388V1);
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VolumeStream volume(out);
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StreamCopy copier(volume, sound); // copies sound into i2s
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void setup(void) {
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Serial.begin(115200);
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//AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);
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// start input sound
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sineWave.begin(info, N_B4);
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// start I2S in
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auto cfg = out.defaultConfig(TX_MODE);
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cfg.copyFrom(info);
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out.begin(cfg);
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// set AudioKit to full volume
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out.setVolume(1.0);
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// setup volume
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volume.begin(info);
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volume.setVolume(0.0, 0);
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volume.setVolume(0.3, 1);
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}
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void loop() {
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copier.copy(); // Arduino loop - copy sound to out
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} |