+const int BUFFER_SIZE = 4;
+int m_buffer[BUFFER_SIZE];
+int m_bufIndex = 0;
+
 void setup() {
   // put your setup code here, to run once:
   Serial.begin(9600);


  //we're interested in events that happen roughly within 15-20 ms
  
}


void loop() {
  // put your main code here, to run repeatedly:
  int val = readValue();
  //Serial.print("Voltage");
  //Serial.print("\t");
  Serial.println(val);
