Microphone

Audio System Design Tool : https://www.pjrc.com/teensy/gui/index.html?info=AudioOutputI2S

Microphone SHP0645 / USB

#include <Audio.h>
#include <Wire.h>
#include <SPI.h>
#include <SD.h>
#include <SerialFlash.h>

// GUItool: begin automatically generated code
AudioInputI2S            i2s1;           //xy=317.9761962890625,247.9761962890625
AudioAmplifier           amp1;           //xy=591.40478515625,243.40481567382812
AudioOutputUSB           usb1;           //xy=894.8333053588867,244.83331298828125
AudioConnection          patchCord1(i2s1, 0, amp1, 0);
AudioConnection          patchCord2(amp1, usb1);
// GUItool: end automatically generated code

void setup(){
  AudioMemory(30);
  amp1.gain(20);
}

Microphone SHP0645 / DAC

#include <Audio.h>
#include <Wire.h>
#include <SPI.h>
#include <SD.h>
#include <SerialFlash.h>

// GUItool: begin automatically generated code
AudioInputI2S            i2s1;           //xy=317.9761962890625,247.9761962890625
AudioAmplifier           amp1;           //xy=591.40478515625,243.40481567382812
AudioOutputAnalog        dac1;           //xy=894.8333053588867,244.83331298828125
AudioConnection          patchCord1(i2s1, 0, amp1, 0);
AudioConnection          patchCord2(amp1, dac1);
// GUItool: end automatically generated code

void setup(){
  AudioMemory(30);
  amp1.gain(20);
}