arduino_audio

#define D0_PIN 7
#define A0_PIN A0

void setup() {
  Serial.begin(9600);
  pinMode(D0_PIN, INPUT);
}

String a_value, d_value;
void loop() {
  a_value = (String)analogRead(A0_PIN);
  d_value = (String)digitalRead(D0_PIN);
  Serial.println("analog audio: " + a_value + " - digital audio:" + d_value);
  delay(100);
}