Introduction: Switch On/off Button

Hello there,

This little instructable is about how to make a simple on&off button for a buzzer with some fitting music.

This was made for a a school project to introduce us to Arduino.

Step 1: Look & Feel

This is what it look likes and the wooden box i made for putting it in.

it was meant to be a 3-D model print of a old LP-player but due time limits it didn't work out.

through laser-cutting and hot-glue the wooden box was made.

Step 2: All Materials

To makes the following you need:

- 1 Arduino (Yun)

- 1 Breadboard

- 1 Buzzer

- 1 Button

- 1 resistor

- 8 jumper wires

- A way to power the Arduino( just use a standard USB cable)

- and a list of code which is provided

Step 3: Set-Up

Follow these instruction for the setup of the wires, button, buzzer and resistor.

You can use another set-up but I can't help there.

Set-up:

Arduino to Breadboard:

Arduino 8 to 1A Breadboard

Arduino 2 to 18C Breadboard

Arduino 5V to lowest "+" Breadboard

Arduino GND(2) to lowest "-" Breadboard

Breadboard:

Buzzer = 1E / 3E

Jump wire (buzzer) = 3e "–" to 3A

Buttom = 16 E-F / 18 E-F

Jump wire (button) = 14e "+" to 16A

Resistor = 16e "-" to 18B

if you followed the instructions your result needs to look like the images provided.

Step 4: Code

If you open up your Arduino on your computer and start a new file and copy paste the code beneath:

#include "pitches.h"
const int buttonPin = 2; volatile bool aan = false;

const int aantalNoten = 8;

int melody[] = { NOTE_C4, NOTE_G3, NOTE_G3, NOTE_A3, NOTE_G3, 0, NOTE_B3, NOTE_C4 };

int noteDurations[] = { 4, 8, 8, 4, 4, 4, 4, 4 };

void setup() { pinMode(buttonPin, INPUT); attachInterrupt(digitalPinToInterrupt(buttonPin), playpause, RISING); }

void loop() { if (aan == true) { for (int thisNote = 0; thisNote < aantalNoten; thisNote++) {

int noteDuration = 1000 / noteDurations[thisNote]; tone(8, melody[thisNote], noteDuration);

int pauseBetweenNotes = noteDuration * 1.30; delay(pauseBetweenNotes); noTone(8);

if (aan == false) break; } } }

void playpause() { delay(15); if (digitalRead(buttonPin) == HIGH) { aan = !aan; } }

Step 5: Pitches

If you have copy pasted that code here is another piece of code, you need to open a new tab and name it "pitches.h" and use/copy these codes:

#define NOTE_B0 31
#define NOTE_C1 33 #define NOTE_CS1 35 #define NOTE_D1 37 #define NOTE_DS1 39 #define NOTE_E1 41 #define NOTE_F1 44 #define NOTE_FS1 46 #define NOTE_G1 49 #define NOTE_GS1 52 #define NOTE_A1 55 #define NOTE_AS1 58 #define NOTE_B1 62 #define NOTE_C2 65 #define NOTE_CS2 69 #define NOTE_D2 73 #define NOTE_DS2 78 #define NOTE_E2 82 #define NOTE_F2 87 #define NOTE_FS2 93 #define NOTE_G2 98 #define NOTE_GS2 104 #define NOTE_A2 110 #define NOTE_AS2 117 #define NOTE_B2 123 #define NOTE_C3 131 #define NOTE_CS3 139 #define NOTE_D3 147 #define NOTE_DS3 156 #define NOTE_E3 165 #define NOTE_F3 175 #define NOTE_FS3 185 #define NOTE_G3 196 #define NOTE_GS3 208 #define NOTE_A3 220 #define NOTE_AS3 233 #define NOTE_B3 247 #define NOTE_C4 262 #define NOTE_CS4 277 #define NOTE_D4 294 #define NOTE_DS4 311 #define NOTE_E4 330 #define NOTE_F4 349 #define NOTE_FS4 370 #define NOTE_G4 392 #define NOTE_GS4 415 #define NOTE_A4 440 #define NOTE_AS4 466 #define NOTE_B4 494 #define NOTE_C5 523 #define NOTE_CS5 554 #define NOTE_D5 587 #define NOTE_DS5 622 #define NOTE_E5 659 #define NOTE_F5 698 #define NOTE_FS5 740 #define NOTE_G5 784 #define NOTE_GS5 831 #define NOTE_A5 880 #define NOTE_AS5 932 #define NOTE_B5 988 #define NOTE_C6 1047 #define NOTE_CS6 1109 #define NOTE_D6 1175 #define NOTE_DS6 1245 #define NOTE_E6 1319 #define NOTE_F6 1397 #define NOTE_FS6 1480 #define NOTE_G6 1568 #define NOTE_GS6 1661 #define NOTE_A6 1760 #define NOTE_AS6 1865 #define NOTE_B6 1976 #define NOTE_C7 2093 #define NOTE_CS7 2217 #define NOTE_D7 2349 #define NOTE_DS7 2489 #define NOTE_E7 2637 #define NOTE_F7 2794 #define NOTE_FS7 2960 #define NOTE_G7 3136 #define NOTE_GS7 3322 #define NOTE_A7 3520 #define NOTE_AS7 3729 #define NOTE_B7 3951 #define NOTE_C8 4186 #define NOTE_CS8 4435 #define NOTE_D8 4699 #define NOTE_DS8 4978

Step 6: Summing It Up

So if you have followed the instructions and you uploaded it to your Arduino it should play the "Shave and haircut, two bits" tune after you push the button(it will continue to play it until you push the button again).

So if you have any questions or need help, ask away.