41 lines
1.0 KiB
C++
41 lines
1.0 KiB
C++
/**
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* @file streams-i2s-serial.ino
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* @author Phil Schatzmann
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* @brief see https://github.com/pschatzmann/arduino-audio-tools/blob/main/examples/examples-stream/streams-i2s-serial/README.md
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*
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* @author Phil Schatzmann
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* @copyright GPLv3
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*/
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#include "AudioTools.h"
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AudioInfo info(44100, 2, 32);
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I2SStream i2sStream; // Access I2S as stream
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CsvOutput<int32_t> csvOutput(Serial);
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StreamCopy copier(csvOutput, i2sStream); // copy i2sStream to csvOutput
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// Arduino Setup
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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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auto cfg = i2sStream.defaultConfig(RX_MODE);
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cfg.copyFrom(info);
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cfg.i2s_format = I2S_STD_FORMAT; // or try with I2S_LSB_FORMAT
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cfg.is_master = true;
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// this module nees a master clock if the ESP32 is master
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cfg.use_apll = false; // try with yes
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cfg.pin_mck = 3;
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i2sStream.begin(cfg);
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// make sure that we have the correct channels set up
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csvOutput.begin(info);
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}
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// Arduino loop - copy data
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void loop() {
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copier.copy();
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}
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