snapshot

libraries/audio-tools/examples/examples-communication/a2dp/basic-a2dp-i2s/basic-a2dp-i2s.ino

@@ -0,0 +1,43 @@
+/**
+ * @file basic-a2dp-audioi2s.ino
+ * @brief A2DP Sink with output to I2SStream. This example is of small value
+ * since my Bluetooth Library already provides I2S output out of the box.
+ *
+ * @author Phil Schatzmann
+ * @copyright GPLv3
+ */
+
+#include "AudioTools.h"
+#include "BluetoothA2DPSink.h"
+
+BluetoothA2DPSink a2dp_sink;
+I2SStream i2s;
+
+// Write data to I2S
+void read_data_stream(const uint8_t *data, uint32_t length) {
+  i2s.write(data, length);
+}
+
+void setup() {
+  Serial.begin(115200);
+  AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
+
+  // register callback
+  a2dp_sink.set_stream_reader(read_data_stream, false);
+
+  // Start Bluetooth Audio Receiver
+  a2dp_sink.set_auto_reconnect(false);
+  a2dp_sink.start("a2dp-i2s");
+
+  // setup output
+  auto cfg = i2s.defaultConfig();
+  cfg.pin_data = 23;
+  cfg.sample_rate = a2dp_sink.sample_rate();
+  cfg.channels = 2;
+  cfg.bits_per_sample = 16;
+  cfg.buffer_count = 8;
+  cfg.buffer_size = 256;
+  i2s.begin(cfg);
+}
+
+void loop() { delay(100); }