🎼🎹Mini Piano🎹🎼

Building a miniature piano using Arduino UNO. The 8 customizable buttons allow you to play any frequency and tone u want.

Oct 21, 2021

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3 respects

Components and supplies

Resistor 10k ohm

Tactile Switch, Top Actuated

9V battery (generic)

Buzzer, Piezo

Arduino UNO

Solderless Breadboard Full Size

Jumper wires (generic)

Apps and platforms

Arduino Web Editor

Project description

Code

c_cpp

Refer to this for the CODE of MINI PIANO

1int pb1 = 2;
2int pb2 = 3;
3int pb3 = 4;
4int pb4 = 5;
5int pb5  = 6;
6int pb6 = 7;
7int pb7 = 8;
8int pb8 = 9;
9
10int buzz = 13;
11
12void  setup()
13{
14  //declare the pushbutton pins as input
15  pinMode(pb1,INPUT);
16  pinMode(pb2,INPUT);
17  pinMode(pb3,INPUT);
18  pinMode(pb4,INPUT);
19  pinMode(pb5,INPUT);
20  pinMode(pb6,INPUT);
21  pinMode(pb7,INPUT);
22  pinMode(pb8,INPUT);
23  //declare  buzzer pin as output
24  pinMode(buzz,OUTPUT);
25  
26}
27
28void loop()
29{
30  // read the value from pushbuttons
31  int C = digitalRead(pb1);
32  int D =  digitalRead(pb2);
33  int E = digitalRead(pb3);
34  int F = digitalRead(pb4);
35  int G = digitalRead(pb5);
36  int A = digitalRead(pb6);
37  int B = digitalRead(pb7);
38  int C2 = digitalRead(pb8);
39  
40  if( C == 1 ){
41     tone(buzz,262,100);//C,Do,sa
42  }
43    if( D == 1 ){
44     tone(buzz,294,100);//D,Re,re
45  }
46    if(  E == 1 ){
47     tone(buzz,330,100);//E,Me,ga
48  }
49    if( F == 1 ){
50     tone(buzz,349,100);//F,Fa,ma
51  }
52    if( G == 1 ){
53     tone(buzz,392,100);//G,So,pa
54  }
55    if(  A == 1 ){
56     tone(buzz,440,100);//A,La,da
57  }
58    if( B == 1 ){
59     tone(buzz,494,100);//B,Te,ni
60  }
61    if( C2 == 1 ){
62     tone(buzz,523,100);//C,Do,sa
63  }
64
65  delay(10);
66  
67  
68}

int pb1 = 2;
int pb2 = 3;
int pb3 = 4;
int pb4 = 5;
int pb5  = 6;
int pb6 = 7;
int pb7 = 8;
int pb8 = 9;

int buzz = 13;

void  setup()
{
  //declare the pushbutton pins as input
  pinMode(pb1,INPUT);
  pinMode(pb2,INPUT);
  pinMode(pb3,INPUT);
  pinMode(pb4,INPUT);
  pinMode(pb5,INPUT);
  pinMode(pb6,INPUT);
  pinMode(pb7,INPUT);
  pinMode(pb8,INPUT);
  //declare  buzzer pin as output
  pinMode(buzz,OUTPUT);
  
}

void loop()
{
  // read the value from pushbuttons
  int C = digitalRead(pb1);
  int D =  digitalRead(pb2);
  int E = digitalRead(pb3);
  int F = digitalRead(pb4);
  int G = digitalRead(pb5);
  int A = digitalRead(pb6);
  int B = digitalRead(pb7);
  int C2 = digitalRead(pb8);
  
  if( C == 1 ){
     tone(buzz,262,100);//C,Do,sa
  }
    if( D == 1 ){
     tone(buzz,294,100);//D,Re,re
  }
    if(  E == 1 ){
     tone(buzz,330,100);//E,Me,ga
  }
    if( F == 1 ){
     tone(buzz,349,100);//F,Fa,ma
  }
    if( G == 1 ){
     tone(buzz,392,100);//G,So,pa
  }
    if(  A == 1 ){
     tone(buzz,440,100);//A,La,da
  }
    if( B == 1 ){
     tone(buzz,494,100);//B,Te,ni
  }
    if( C2 == 1 ){
     tone(buzz,523,100);//C,Do,sa
  }

  delay(10);
  
  
}

Code

c_cpp

Refer to this for the CODE of MINI PIANO

1int pb1 = 2;
2int pb2 = 3;
3int pb3 = 4;
4int pb4 = 5;
5int pb5   = 6;
6int pb6 = 7;
7int pb7 = 8;
8int pb8 = 9;
9
10int buzz = 13;
11
12void   setup()
13{
14  //declare the pushbutton pins as input
15  pinMode(pb1,INPUT);
16   pinMode(pb2,INPUT);
17  pinMode(pb3,INPUT);
18  pinMode(pb4,INPUT);
19  pinMode(pb5,INPUT);
20   pinMode(pb6,INPUT);
21  pinMode(pb7,INPUT);
22  pinMode(pb8,INPUT);
23  //declare   buzzer pin as output
24  pinMode(buzz,OUTPUT);
25  
26}
27
28void loop()
29{
30   // read the value from pushbuttons
31  int C = digitalRead(pb1);
32  int D =   digitalRead(pb2);
33  int E = digitalRead(pb3);
34  int F = digitalRead(pb4);
35   int G = digitalRead(pb5);
36  int A = digitalRead(pb6);
37  int B = digitalRead(pb7);
38   int C2 = digitalRead(pb8);
39  
40  if( C == 1 ){
41     tone(buzz,262,100);//C,Do,sa
42   }
43    if( D == 1 ){
44     tone(buzz,294,100);//D,Re,re
45  }
46    if(   E == 1 ){
47     tone(buzz,330,100);//E,Me,ga
48  }
49    if( F == 1 ){
50     tone(buzz,349,100);//F,Fa,ma
51   }
52    if( G == 1 ){
53     tone(buzz,392,100);//G,So,pa
54  }
55    if(   A == 1 ){
56     tone(buzz,440,100);//A,La,da
57  }
58    if( B == 1 ){
59     tone(buzz,494,100);//B,Te,ni
60   }
61    if( C2 == 1 ){
62     tone(buzz,523,100);//C,Do,sa
63  }
64
65  delay(10);
66   
67  
68}

int pb1 = 2;
int pb2 = 3;
int pb3 = 4;
int pb4 = 5;
int pb5   = 6;
int pb6 = 7;
int pb7 = 8;
int pb8 = 9;

int buzz = 13;

void   setup()
{
  //declare the pushbutton pins as input
  pinMode(pb1,INPUT);
   pinMode(pb2,INPUT);
  pinMode(pb3,INPUT);
  pinMode(pb4,INPUT);
  pinMode(pb5,INPUT);
   pinMode(pb6,INPUT);
  pinMode(pb7,INPUT);
  pinMode(pb8,INPUT);
  //declare   buzzer pin as output
  pinMode(buzz,OUTPUT);
  
}

void loop()
{
   // read the value from pushbuttons
  int C = digitalRead(pb1);
  int D =   digitalRead(pb2);
  int E = digitalRead(pb3);
  int F = digitalRead(pb4);
   int G = digitalRead(pb5);
  int A = digitalRead(pb6);
  int B = digitalRead(pb7);
   int C2 = digitalRead(pb8);
  
  if( C == 1 ){
     tone(buzz,262,100);//C,Do,sa
   }
    if( D == 1 ){
     tone(buzz,294,100);//D,Re,re
  }
    if(   E == 1 ){
     tone(buzz,330,100);//E,Me,ga
  }
    if( F == 1 ){
     tone(buzz,349,100);//F,Fa,ma
   }
    if( G == 1 ){
     tone(buzz,392,100);//G,So,pa
  }
    if(   A == 1 ){
     tone(buzz,440,100);//A,La,da
  }
    if( B == 1 ){
     tone(buzz,494,100);//B,Te,ni
   }
    if( C2 == 1 ){
     tone(buzz,523,100);//C,Do,sa
  }

  delay(10);
   
  
}

Downloadable files

Circuit Diagram

Mini Piano Schematics

Circuit Diagram

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harsha123456

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