Gentleman touchless doorbell

Covid 19 touchless doorbell

Jul 14, 2020

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home automation

art

entertainment system

Devices & Components

Arduino Uno Rev3

Jumper wires (generic)

Speaker: 0.25W, 8 ohms

SG90 Micro-servo motor

PIR Motion Sensor (generic)

Breadboard (generic)

Software & Tools

Arduino IDE

Project description

Code

pitches

arduino

1/*************************************************
2 * Public Constants
3   *************************************************/
4
5#define NOTE_B0  31
6#define   NOTE_C1  33
7#define NOTE_CS1 35
8#define NOTE_D1  37
9#define NOTE_DS1 39
10#define   NOTE_E1  41
11#define NOTE_F1  44
12#define NOTE_FS1 46
13#define NOTE_G1  49
14#define   NOTE_GS1 52
15#define NOTE_A1  55
16#define NOTE_AS1 58
17#define NOTE_B1  62
18#define   NOTE_C2  65
19#define NOTE_CS2 69
20#define NOTE_D2  73
21#define NOTE_DS2 78
22#define   NOTE_E2  82
23#define NOTE_F2  87
24#define NOTE_FS2 93
25#define NOTE_G2  98
26#define   NOTE_GS2 104
27#define NOTE_A2  110
28#define NOTE_AS2 117
29#define NOTE_B2   123
30#define NOTE_C3  131
31#define NOTE_CS3 139
32#define NOTE_D3  147
33#define   NOTE_DS3 156
34#define NOTE_E3  165
35#define NOTE_F3  175
36#define NOTE_FS3   185
37#define NOTE_G3  196
38#define NOTE_GS3 208
39#define NOTE_A3  220
40#define   NOTE_AS3 233
41#define NOTE_B3  247
42#define NOTE_C4  262
43#define NOTE_CS4   277
44#define NOTE_D4  294
45#define NOTE_DS4 311
46#define NOTE_E4  330
47#define   NOTE_F4  349
48#define NOTE_FS4 370
49#define NOTE_G4  392
50#define NOTE_GS4   415
51#define NOTE_A4  440
52#define NOTE_AS4 466
53#define NOTE_B4  494
54#define   NOTE_C5  523
55#define NOTE_CS5 554
56#define NOTE_D5  587
57#define NOTE_DS5   622
58#define NOTE_E5  659
59#define NOTE_F5  698
60#define NOTE_FS5 740
61#define   NOTE_G5  784
62#define NOTE_GS5 831
63#define NOTE_A5  880
64#define NOTE_AS5   932
65#define NOTE_B5  988
66#define NOTE_C6  1047
67#define NOTE_CS6 1109
68#define   NOTE_D6  1175
69#define NOTE_DS6 1245
70#define NOTE_E6  1319
71#define NOTE_F6   1397
72#define NOTE_FS6 1480
73#define NOTE_G6  1568
74#define NOTE_GS6 1661
75#define   NOTE_A6  1760
76#define NOTE_AS6 1865
77#define NOTE_B6  1976
78#define NOTE_C7   2093
79#define NOTE_CS7 2217
80#define NOTE_D7  2349
81#define NOTE_DS7 2489
82#define   NOTE_E7  2637
83#define NOTE_F7  2794
84#define NOTE_FS7 2960
85#define NOTE_G7   3136
86#define NOTE_GS7 3322
87#define NOTE_A7  3520
88#define NOTE_AS7 3729
89#define   NOTE_B7  3951
90#define NOTE_C8  4186
91#define NOTE_CS8 4435
92#define NOTE_D8   4699
93#define NOTE_DS8 4978
94

/*************************************************
 * Public Constants
   *************************************************/

#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

pitches

arduino

1/*************************************************
2 * Public Constants
3  *************************************************/
4
5#define NOTE_B0  31
6#define  NOTE_C1  33
7#define NOTE_CS1 35
8#define NOTE_D1  37
9#define NOTE_DS1 39
10#define  NOTE_E1  41
11#define NOTE_F1  44
12#define NOTE_FS1 46
13#define NOTE_G1  49
14#define  NOTE_GS1 52
15#define NOTE_A1  55
16#define NOTE_AS1 58
17#define NOTE_B1  62
18#define  NOTE_C2  65
19#define NOTE_CS2 69
20#define NOTE_D2  73
21#define NOTE_DS2 78
22#define  NOTE_E2  82
23#define NOTE_F2  87
24#define NOTE_FS2 93
25#define NOTE_G2  98
26#define  NOTE_GS2 104
27#define NOTE_A2  110
28#define NOTE_AS2 117
29#define NOTE_B2  123
30#define NOTE_C3  131
31#define NOTE_CS3 139
32#define NOTE_D3  147
33#define  NOTE_DS3 156
34#define NOTE_E3  165
35#define NOTE_F3  175
36#define NOTE_FS3  185
37#define NOTE_G3  196
38#define NOTE_GS3 208
39#define NOTE_A3  220
40#define  NOTE_AS3 233
41#define NOTE_B3  247
42#define NOTE_C4  262
43#define NOTE_CS4  277
44#define NOTE_D4  294
45#define NOTE_DS4 311
46#define NOTE_E4  330
47#define  NOTE_F4  349
48#define NOTE_FS4 370
49#define NOTE_G4  392
50#define NOTE_GS4  415
51#define NOTE_A4  440
52#define NOTE_AS4 466
53#define NOTE_B4  494
54#define  NOTE_C5  523
55#define NOTE_CS5 554
56#define NOTE_D5  587
57#define NOTE_DS5  622
58#define NOTE_E5  659
59#define NOTE_F5  698
60#define NOTE_FS5 740
61#define  NOTE_G5  784
62#define NOTE_GS5 831
63#define NOTE_A5  880
64#define NOTE_AS5  932
65#define NOTE_B5  988
66#define NOTE_C6  1047
67#define NOTE_CS6 1109
68#define  NOTE_D6  1175
69#define NOTE_DS6 1245
70#define NOTE_E6  1319
71#define NOTE_F6  1397
72#define NOTE_FS6 1480
73#define NOTE_G6  1568
74#define NOTE_GS6 1661
75#define  NOTE_A6  1760
76#define NOTE_AS6 1865
77#define NOTE_B6  1976
78#define NOTE_C7  2093
79#define NOTE_CS7 2217
80#define NOTE_D7  2349
81#define NOTE_DS7 2489
82#define  NOTE_E7  2637
83#define NOTE_F7  2794
84#define NOTE_FS7 2960
85#define NOTE_G7  3136
86#define NOTE_GS7 3322
87#define NOTE_A7  3520
88#define NOTE_AS7 3729
89#define  NOTE_B7  3951
90#define NOTE_C8  4186
91#define NOTE_CS8 4435
92#define NOTE_D8  4699
93#define NOTE_DS8 4978
94

/*************************************************
 * Public Constants
  *************************************************/

#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

code

arduino

1// https://www.youtube.com/channel/UCaXI2PcsTlH5g0et67kdD6g  //
2//  gentelman Touchless doorbell //
3// MOHD SOHAIL  //
4
5
6#include "pitches.h"
7#include  <Servo.h>
8
9Servo myservo;
10int pos = 0;
11int PIR = 7;
12int tempo = 140;
13
14int  melody[] = {
15
16  NOTE_C5,4, //1
17  NOTE_F5,4, NOTE_F5,8, NOTE_G5,8, NOTE_F5,8,  NOTE_E5,8,
18  NOTE_D5,4, NOTE_D5,4, NOTE_D5,4,
19  NOTE_G5,4, NOTE_G5,8, NOTE_A5,8,  NOTE_G5,8, NOTE_F5,8,
20  NOTE_E5,4, NOTE_C5,4, NOTE_C5,4,
21  NOTE_A5,4, NOTE_A5,8,  NOTE_AS5,8, NOTE_A5,8, NOTE_G5,8,
22  NOTE_F5,4, NOTE_D5,4, NOTE_C5,8, NOTE_C5,8,
23  NOTE_D5,4, NOTE_G5,4, NOTE_E5,4, NOTE_F5,2
24
25
26};
27  
28int notes =  sizeof(melody) / sizeof(melody[0]) / 2;
29
30int wholenote = (60000 * 4) / tempo;
31
32int  divider = 0, noteDuration = 0;
33
34const int buzzer = 8;
35
36void setup()  {
37  Serial.begin(9600);
38  pinMode(buzzer, OUTPUT);
39  pinMode(PIR, INPUT);  
40  myservo.attach(9);
41  myservo.write(0);
42}
43
44void loop()
45{
46  int value = digitalRead(PIR);
47  if (value == HIGH)
48  {
49    myservo.write(25);
50    
51  digitalWrite(buzzer, HIGH);
52
53  for (int thisNote = 0; thisNote <  notes * 2; thisNote = thisNote + 2) {
54
55   
56    divider = melody[thisNote  + 1];
57    if (divider > 0) {
58    
59      noteDuration = (wholenote) / divider;
60    } else if (divider < 0) {
61     
62      noteDuration = (wholenote) / abs(divider);
63      noteDuration *= 1.5; 
64    }
65
66    tone(buzzer, melody[thisNote], noteDuration  * 0.9);
67
68    delay(noteDuration);
69    noTone(buzzer);
70  }
71  delay  (3000);
72}
73
74  
75
76else {
77  myservo.write(0);
78  digitalWrite(buzzer,  LOW);
79  noTone(8);
80}
81}
82

// https://www.youtube.com/channel/UCaXI2PcsTlH5g0et67kdD6g  //
//  gentelman Touchless doorbell //
// MOHD SOHAIL  //


#include "pitches.h"
#include  <Servo.h>

Servo myservo;
int pos = 0;
int PIR = 7;
int tempo = 140;

int  melody[] = {

  NOTE_C5,4, //1
  NOTE_F5,4, NOTE_F5,8, NOTE_G5,8, NOTE_F5,8,  NOTE_E5,8,
  NOTE_D5,4, NOTE_D5,4, NOTE_D5,4,
  NOTE_G5,4, NOTE_G5,8, NOTE_A5,8,  NOTE_G5,8, NOTE_F5,8,
  NOTE_E5,4, NOTE_C5,4, NOTE_C5,4,
  NOTE_A5,4, NOTE_A5,8,  NOTE_AS5,8, NOTE_A5,8, NOTE_G5,8,
  NOTE_F5,4, NOTE_D5,4, NOTE_C5,8, NOTE_C5,8,
  NOTE_D5,4, NOTE_G5,4, NOTE_E5,4, NOTE_F5,2


};
  
int notes =  sizeof(melody) / sizeof(melody[0]) / 2;

int wholenote = (60000 * 4) / tempo;

int  divider = 0, noteDuration = 0;

const int buzzer = 8;

void setup()  {
  Serial.begin(9600);
  pinMode(buzzer, OUTPUT);
  pinMode(PIR, INPUT);  
  myservo.attach(9);
  myservo.write(0);
}

void loop()
{
  int value = digitalRead(PIR);
  if (value == HIGH)
  {
    myservo.write(25);
    
  digitalWrite(buzzer, HIGH);

  for (int thisNote = 0; thisNote <  notes * 2; thisNote = thisNote + 2) {

   
    divider = melody[thisNote  + 1];
    if (divider > 0) {
    
      noteDuration = (wholenote) / divider;
    } else if (divider < 0) {
     
      noteDuration = (wholenote) / abs(divider);
      noteDuration *= 1.5; 
    }

    tone(buzzer, melody[thisNote], noteDuration  * 0.9);

    delay(noteDuration);
    noTone(buzzer);
  }
  delay  (3000);
}

  

else {
  myservo.write(0);
  digitalWrite(buzzer,  LOW);
  noTone(8);
}
}

Downloadable files

Circuit Diagram

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