snapshot

libraries/audio-tools/examples/examples-custom-boards/esp32s3-mic-cam/mic/mic.ino

@@ -0,0 +1,37 @@
+// The module comes with a MSM261 I2S Microphone
+// Make sure that USB CDC on Boot is enabled
+
+
+const int I2S_WS = 37;
+const int I2S_SCK = 36;
+const int I2S_SD = 35;
+const AudioInfo info(8000, 1, 16);
+I2SStream i2sStream; // Access I2S as stream
+CsvOutput<int16_t> csvOutput(Serial);
+StreamCopy copier(csvOutput, i2sStream); // copy i2sStream to csvOutput
+
+// Arduino Setup
+void setup(void) {
+    Serial.begin(115200);
+    AudioLogger::instance().begin(Serial, AudioLogger::Info);
+    
+    auto cfg = i2sStream.defaultConfig(RX_MODE);
+    cfg.copyFrom(info);
+    cfg.i2s_format = I2S_STD_FORMAT; // or try with I2S_LSB_FORMAT
+    cfg.use_apll = false;  
+    cfg.pin_data = I2S_SD; 
+    cfg.pin_mck = I2S_SCK; 
+    cfg.pin_ws = I2S_WS; 
+    i2sStream.begin(cfg);
+
+    // make sure that we have the correct channels set up
+    csvOutput.begin(info);
+
+    Serial.println("starting...");
+
+}
+
+// Arduino loop - copy data
+void loop() {
+    copier.copy();
+}