snapshot

libraries/audio-tools/examples/examples-stream/streams-adc-i2s/streams-adc-i2s.ino

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+/**
+ * @file streams-analog-i2s.ino
+ * @author Phil Schatzmann
+ * @brief see https://github.com/pschatzmann/arduino-audio-tools/blob/main/examples/examples-stream/streams-adc-i2s/README.md
+ * 
+ * @author Phil Schatzmann
+ * @copyright GPLv3
+ */
+
+#include "AudioTools.h"
+
+AudioInfo info(44100, 2, 16);
+AnalogAudioStream in; 
+I2SStream out;                        
+StreamCopy copier(out, in); // copy in to out
+
+// Arduino Setup
+void setup(void) {
+  Serial.begin(115200);
+  AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);
+
+  // RX automatically uses port 0 with pin GPIO34
+  auto cfgRx = in.defaultConfig(RX_MODE);
+  cfgRx.copyFrom(info);
+  in.begin(cfgRx);
+ 
+  // TX on I2S_NUM_1 
+  auto cfgTx = out.defaultConfig(TX_MODE);
+  cfgTx.port_no = 1;
+  cfgTx.copyFrom(info);
+  out.begin(cfgTx);
+}
+
+// Arduino loop - copy data 
+void loop() {
+  copier.copy();
+}