43 lines
1 KiB
Arduino
43 lines
1 KiB
Arduino
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/**
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* @file basic-a2dp-audioi2s.ino
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* @brief A2DP Sink with output to I2SStream. This example is of small value
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* since my Bluetooth Library already provides I2S output out of the box.
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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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#include "BluetoothA2DPSink.h" // https://github.com/pschatzmann/ESP32-A2DP
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BluetoothA2DPSink a2dp_sink;
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I2SStream i2s;
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// Write data to I2S
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void read_data_stream(const uint8_t *data, uint32_t length) {
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i2s.write(data, length);
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}
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void setup() {
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Serial.begin(115200);
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AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
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// register callback
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a2dp_sink.set_stream_reader(read_data_stream, false);
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// Start Bluetooth Audio Receiver
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a2dp_sink.set_auto_reconnect(false);
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a2dp_sink.start("a2dp-i2s");
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// setup output
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auto cfg = i2s.defaultConfig();
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cfg.pin_data = 23;
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cfg.sample_rate = a2dp_sink.sample_rate();
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cfg.channels = 2;
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cfg.bits_per_sample = 16;
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cfg.buffer_count = 8;
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cfg.buffer_size = 256;
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i2s.begin(cfg);
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}
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void loop() { delay(100); }
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