Arduino Sketch     Connecting To MakerPlot

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// Connecting To MakerPlot
// This sketch is in the public domain

const int analogInPin = A0;   // Analog input pin that the potentiometer is attached to
int sensorValue = 0;         // value read from the pot

void setup() {
  // configure hardware
  // initialize serial communications at 9600 bps:
  Serial.begin(9600);
}

void loop() {
  // read the analog in value
  sensorValue = analogRead(analogInPin);            
 
  // print the analog values formatted for MakerPlot
  Serial.println(sensorValue);  // send analog value     

  // wait 100 milliseconds before the next loop
  delay(100);                     
}