Rotavo.ino

#include <WebUSB.h>

WebUSB WebUSBSerial(1 /* https:// */, "rotavo-pwa.firebaseapp.com");

#define Serial WebUSBSerial

// These constants won't change. They're used to give names to the pins used:
const int analogInPinA = A0;  // Analog input pin that the potentiometer is attached to
const int analogInPinB = A2;  // Analog input pin that the potentiometer is attached to


int sensorValueA = 0;        // value read from the pot
int sensorValueB = 0;        // value output to the PWM (analog out)

int outputValueA = 0;
int outputValueB = 0;

int previousValueA = 0;
int previousValueB = 0;
void setup() {
  while (!Serial) {
    ;
  }
  Serial.begin(9600);
  Serial.write("Sketch begins.\r\n> ");
  Serial.flush();
}

void loop() {
  // read the analog in value:
  sensorValueA = analogRead(analogInPinA);
  sensorValueB = analogRead(analogInPinB);  

  // map it to the range of the analog out:
  outputValueA = map(sensorValueA, 0, 1023, 0, 1000);
  outputValueB = map(sensorValueB, 0, 1023, 0, 1000);    

  if (outputValueA != previousValueA || outputValueB != previousValueB) {
    // print the results to the Serial Monitor:
    Serial.print("{x: ");
    Serial.print(outputValueA);
    Serial.print(", y:");
    Serial.print(outputValueB);  
    Serial.println("}");

    previousValueA = outputValueA;
    previousValueB = outputValueB;
  }
  
  // wait 2 milliseconds before the next loop for the analog-to-digital
  // converter to settle after the last reading:
  delay(2);
}