Visitor Counter

This is a visitor counter!. It counts the number of people entering and exiting.

Jan 6, 2021

•

6716 views

•

0 respects

arduino

visitor counter

Devices & Components

Arduino Uno Rev3

PIR Motion Sensor (generic)

Alphanumeric LCD, 16 x 2

Jumper wires (generic)

Buzzer

Project description

Code

Visitor counter

c_cpp

Code

1#include <LiquidCrystal.h>
2LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
3int  visitors = 0;
4int sensor = 6;
5int sensor1 = 7;
6int buzzer = 8;
7
8
9void  setup() {
10  lcd.begin(16, 2);
11  lcd.print("Visitor counter");
12  lcd.setCursor(0,  1);
13  lcd.print("Visitors:");
14  lcd.setCursor(9,2);
15  lcd.print(visitors);
16}
17
18void  loop() {
19int sensorstate = digitalRead(sensor);
20int sensor1state = digitalRead(sensor1);
21  
22  if(sensorstate == HIGH){
23    digitalWrite(buzzer,HIGH);
24       visitors++;
25    delay(1500);
26    }
27  
28  else if (sensor1state == HIGH) {
29    visitors--;
30    delay(1500);
31    digitalWrite(buzzer,LOW);
32  }
33    lcd.setCursor(9,2);
34  lcd.print(visitors);
35}
36
37
38

#include <LiquidCrystal.h>
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
int  visitors = 0;
int sensor = 6;
int sensor1 = 7;
int buzzer = 8;


void  setup() {
  lcd.begin(16, 2);
  lcd.print("Visitor counter");
  lcd.setCursor(0,  1);
  lcd.print("Visitors:");
  lcd.setCursor(9,2);
  lcd.print(visitors);
}

void  loop() {
int sensorstate = digitalRead(sensor);
int sensor1state = digitalRead(sensor1);
  
  if(sensorstate == HIGH){
    digitalWrite(buzzer,HIGH);
       visitors++;
    delay(1500);
    }
  
  else if (sensor1state == HIGH) {
    visitors--;
    delay(1500);
    digitalWrite(buzzer,LOW);
  }
    lcd.setCursor(9,2);
  lcd.print(visitors);
}

Comments

Only logged in users can leave comments

shv6

0 Followers

•

0 Projects

Intro