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Lesson 61: using Switch and case: Arduno programming | Arduino Step By Step Course

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Part 6: Arduino Practial Programming

In this lesson we learn about switch and case to write cleaner and shorter code. This is example 1. Please watch the video for full details.

  • 00:00 Introduction
  • 03:27 Example 1
  • 05:15 Example 2

 * Lesson 61-1: While and do while loop | Arduino Step by Step course by robojax
 This code is "while" loop example 
 watch full details:
 * written by Ahmad Shamshiri on Dec 28, 2021 at 07:56 in Ajax, Ontario, Canada
 * this code can be obtained from

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 * This code is "AS IS" without warranty or liability. Free to be used as long as you keep this note intact.* 
 * This code has been download from
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <>.
int studentID = 555;//

//the code inside setup() runs once.

void setup() {
   Serial.println("Lesson: 61-1: switch and case");
	 case 555:
     Serial.println("Robojax Welcome");
	 case 129:
     Serial.println("You Must be Ahmad");

	Serial.println("ID not found");
}//setup end

void loop() {
  // code. nothing inside loop here


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