Using Serial data in real time?

Processing Electronics (Arduino, etc.)
3

Yes, of course, here is the code for Arduino IDE:

/*
  Arduino Starter Kit example
  Project 14 - Tweak the Arduino Logo

  This sketch is written to accompany Project 14 in the Arduino Starter Kit

  Parts required:
  - 10 kilohm potentiometer

  Software required:
  - Processing (3.0 or newer) http://processing.org
  - Active Internet connection

  created 18 Sep 2012
  by Scott Fitzgerald

  http://www.arduino.cc/starterKit

  This example code is part of the public domain.
*/


void setup() {
  // initialize serial communication
  Serial.begin(9600);
}

void loop() {
  // read the value of A0, divide by 4 and send it as a byte over the
  // serial connection
  Serial.write(analogRead(A0) / 4);
  //Serial.println(analogRead(A0) / 4);
  delay(1);
}
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