SD-Card (Social Distancing ICard)

1# define buz 2
2#include <Servo.h>
3Servo myservo;  // create servo  object to control a servo
4// twelve servo objects can be created on most boards
5
6int  pos = 0;    // variable to store the servo position
7
8
9int dis = 0;
10
11long  readUltrasonicDistance(int triggerPin, int echoPin)
12{
13  pinMode(triggerPin,  OUTPUT);  // Clear the trigger
14  digitalWrite(triggerPin, LOW);
15  delayMicroseconds(2);
16  // Sets the trigger pin to HIGH state for 10 microseconds
17  digitalWrite(triggerPin,  HIGH);
18  delayMicroseconds(10);
19  digitalWrite(triggerPin, LOW);
20  pinMode(echoPin,  INPUT);
21  // Reads the echo pin, and returns the sound wave travel time in microseconds
22  return pulseIn(echoPin, HIGH);
23}
24
25void setup()
26{
27  pinMode(8, OUTPUT);  //defines pins as input or output 
28  pinMode(6, OUTPUT);
29  pinMode(buz, OUTPUT);
30  myservo.attach(12);  // attaches the servo on pin 9 to the servo object
31}
32
33void  loop()
34{
35  for (pos = 0; pos <= 180; pos += 1) { // goes from 0 degrees to  180 degrees
36    // in steps of 1 degree
37    myservo.write(pos);              //  tell servo to go to position in variable 'pos'
38    delay(15);                       //  waits 15ms for the servo to reach the position
39  }
40  for (pos = 180; pos >=  0; pos -= 1) { // goes from 180 degrees to 0 degrees
41    myservo.write(pos);              // tell servo to go to position in variable 'pos'
42    delay(15);                       // waits 15ms for the servo to reach the position
43  }
44  dis = 0.01723 * readUltrasonicDistance(13, A0);// testing if distance is less  than 6 feet
45  if (dis < 182) {
46    digitalWrite(8, HIGH);
47    digitalWrite(6,  LOW);
48    tone(buz,60);
49  } else {
50    digitalWrite(8, LOW);
51    digitalWrite(6,  HIGH);
52    noTone(buz);
53  }
54  delay(10); // Delay a little bit to improve  simulation performance
55}

1# define buz 2
2#include <Servo.h>
3Servo myservo;  // create servo
4  object to control a servo
5// twelve servo objects can be created on most boards
6
7int
8  pos = 0;    // variable to store the servo position
9
10
11int dis = 0;
12
13long
14  readUltrasonicDistance(int triggerPin, int echoPin)
15{
16  pinMode(triggerPin,
17  OUTPUT);  // Clear the trigger
18  digitalWrite(triggerPin, LOW);
19  delayMicroseconds(2);
20
21  // Sets the trigger pin to HIGH state for 10 microseconds
22  digitalWrite(triggerPin,
23  HIGH);
24  delayMicroseconds(10);
25  digitalWrite(triggerPin, LOW);
26  pinMode(echoPin,
27  INPUT);
28  // Reads the echo pin, and returns the sound wave travel time in microseconds
29
30  return pulseIn(echoPin, HIGH);
31}
32
33void setup()
34{
35  pinMode(8, OUTPUT);
36  //defines pins as input or output 
37  pinMode(6, OUTPUT);
38  pinMode(buz, OUTPUT);
39
40  myservo.attach(12);  // attaches the servo on pin 9 to the servo object
41}
42
43void
44  loop()
45{
46  for (pos = 0; pos <= 180; pos += 1) { // goes from 0 degrees to
47  180 degrees
48    // in steps of 1 degree
49    myservo.write(pos);              //
50  tell servo to go to position in variable 'pos'
51    delay(15);                       //
52  waits 15ms for the servo to reach the position
53  }
54  for (pos = 180; pos >=
55  0; pos -= 1) { // goes from 180 degrees to 0 degrees
56    myservo.write(pos);
57              // tell servo to go to position in variable 'pos'
58    delay(15);
59                       // waits 15ms for the servo to reach the position
60  }
61
62  dis = 0.01723 * readUltrasonicDistance(13, A0);// testing if distance is less
63  than 6 feet
64  if (dis < 182) {
65    digitalWrite(8, HIGH);
66    digitalWrite(6,
67  LOW);
68    tone(buz,60);
69  } else {
70    digitalWrite(8, LOW);
71    digitalWrite(6,
72  HIGH);
73    noTone(buz);
74  }
75  delay(10); // Delay a little bit to improve
76  simulation performance
77}