Environment sensing station

This project displays readings from multiple sensors.

Mar 1, 2021

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environmental sensing

home automation

tmp36

Devices & Components

Arduino Uno Rev3

Through Hole Resistor, 1 kohm

Temperature Sensor

Jumper wires (generic)

Solderless Breadboard Full Size

Rotary potentiometer (generic)

PIR Motion Sensor (generic)

Tilt Sensor, SPST-NC

6 pin gas sensor

Photo resistor

Alphanumeric LCD, 16 x 2

Software & Tools

Arduino IDE

tinkercad

Project description

Code

the code

c_cpp

1#include <LiquidCrystal.h>
2
3LiquidCrystal lcd(13,12,11,10,9,8);
4
5float   gas = A0;
6float tilt = A1;
7float light = A2;
8float temp = A3;
9float   PIR = A4;
10
11void setup()
12{
13  pinMode(gas, INPUT);
14  pinMode(tilt,   INPUT);
15  pinMode(light, INPUT);
16  pinMode(temp, INPUT);
17  pinMode(PIR,   INPUT);
18  lcd.begin(16,2);
19  lcd.home();
20  lcd.write("Arduino eco");
21   lcd.setCursor(1,1);
22  lcd.write("sensing station");
23  Serial.begin(9600);
24   delay(5000);
25}
26void loop()
27{
28  gas = analogRead(A0);
29  tilt = analogRead(A1);
30   light = analogRead(A2);
31  temp = analogRead(A3);
32  PIR = analogRead(A4);
33   temp = (analogRead(A3)*5.0f/1024 - 0.5) / 0.01;
34  lcd.clear();
35  lcd.setCursor(0,0);
36   lcd.print("The temp");
37  lcd.setCursor(0,1);
38  lcd.print(temp);
39  delay(3000);
40   lcd.clear();
41  lcd.write("The tilt:    ");
42  lcd.write(tilt);
43  delay(3000);
44   Serial.println(PIR);
45  if(PIR > 50)
46  {
47    lcd.clear();
48    lcd.write("Someone's   nearby");
49    delay(3000);
50  }
51  if(light < 10)
52  {
53    lcd.clear();
54     lcd.write("It is dark");
55    delay(3000);
56  } else
57  {
58    lcd.clear();
59     lcd.write("It is light");
60    delay(3000);
61  }
62  if(gas > 100)
63   {
64    lcd.clear();
65    lcd.write("GAS LEAK!!!");
66    delay(3000);
67   }
68}

#include <LiquidCrystal.h>

LiquidCrystal lcd(13,12,11,10,9,8);

float   gas = A0;
float tilt = A1;
float light = A2;
float temp = A3;
float   PIR = A4;

void setup()
{
  pinMode(gas, INPUT);
  pinMode(tilt,   INPUT);
  pinMode(light, INPUT);
  pinMode(temp, INPUT);
  pinMode(PIR,   INPUT);
  lcd.begin(16,2);
  lcd.home();
  lcd.write("Arduino eco");
   lcd.setCursor(1,1);
  lcd.write("sensing station");
  Serial.begin(9600);
   delay(5000);
}
void loop()
{
  gas = analogRead(A0);
  tilt = analogRead(A1);
   light = analogRead(A2);
  temp = analogRead(A3);
  PIR = analogRead(A4);
   temp = (analogRead(A3)*5.0f/1024 - 0.5) / 0.01;
  lcd.clear();
  lcd.setCursor(0,0);
   lcd.print("The temp");
  lcd.setCursor(0,1);
  lcd.print(temp);
  delay(3000);
   lcd.clear();
  lcd.write("The tilt:    ");
  lcd.write(tilt);
  delay(3000);
   Serial.println(PIR);
  if(PIR > 50)
  {
    lcd.clear();
    lcd.write("Someone's   nearby");
    delay(3000);
  }
  if(light < 10)
  {
    lcd.clear();
     lcd.write("It is dark");
    delay(3000);
  } else
  {
    lcd.clear();
     lcd.write("It is light");
    delay(3000);
  }
  if(gas > 100)
   {
    lcd.clear();
    lcd.write("GAS LEAK!!!");
    delay(3000);
   }
}

the code

c_cpp

1#include <LiquidCrystal.h>
2
3LiquidCrystal lcd(13,12,11,10,9,8);
4
5float  gas = A0;
6float tilt = A1;
7float light = A2;
8float temp = A3;
9float  PIR = A4;
10
11void setup()
12{
13  pinMode(gas, INPUT);
14  pinMode(tilt,  INPUT);
15  pinMode(light, INPUT);
16  pinMode(temp, INPUT);
17  pinMode(PIR,  INPUT);
18  lcd.begin(16,2);
19  lcd.home();
20  lcd.write("Arduino eco");
21  lcd.setCursor(1,1);
22  lcd.write("sensing station");
23  Serial.begin(9600);
24  delay(5000);
25}
26void loop()
27{
28  gas = analogRead(A0);
29  tilt = analogRead(A1);
30  light = analogRead(A2);
31  temp = analogRead(A3);
32  PIR = analogRead(A4);
33  temp = (analogRead(A3)*5.0f/1024 - 0.5) / 0.01;
34  lcd.clear();
35  lcd.setCursor(0,0);
36  lcd.print("The temp");
37  lcd.setCursor(0,1);
38  lcd.print(temp);
39  delay(3000);
40  lcd.clear();
41  lcd.write("The tilt:    ");
42  lcd.write(tilt);
43  delay(3000);
44  Serial.println(PIR);
45  if(PIR > 50)
46  {
47    lcd.clear();
48    lcd.write("Someone's  nearby");
49    delay(3000);
50  }
51  if(light < 10)
52  {
53    lcd.clear();
54    lcd.write("It is dark");
55    delay(3000);
56  } else
57  {
58    lcd.clear();
59    lcd.write("It is light");
60    delay(3000);
61  }
62  if(gas > 100)
63  {
64    lcd.clear();
65    lcd.write("GAS LEAK!!!");
66    delay(3000);
67  }
68}

#include <LiquidCrystal.h>

LiquidCrystal lcd(13,12,11,10,9,8);

float  gas = A0;
float tilt = A1;
float light = A2;
float temp = A3;
float  PIR = A4;

void setup()
{
  pinMode(gas, INPUT);
  pinMode(tilt,  INPUT);
  pinMode(light, INPUT);
  pinMode(temp, INPUT);
  pinMode(PIR,  INPUT);
  lcd.begin(16,2);
  lcd.home();
  lcd.write("Arduino eco");
  lcd.setCursor(1,1);
  lcd.write("sensing station");
  Serial.begin(9600);
  delay(5000);
}
void loop()
{
  gas = analogRead(A0);
  tilt = analogRead(A1);
  light = analogRead(A2);
  temp = analogRead(A3);
  PIR = analogRead(A4);
  temp = (analogRead(A3)*5.0f/1024 - 0.5) / 0.01;
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("The temp");
  lcd.setCursor(0,1);
  lcd.print(temp);
  delay(3000);
  lcd.clear();
  lcd.write("The tilt:    ");
  lcd.write(tilt);
  delay(3000);
  Serial.println(PIR);
  if(PIR > 50)
  {
    lcd.clear();
    lcd.write("Someone's  nearby");
    delay(3000);
  }
  if(light < 10)
  {
    lcd.clear();
    lcd.write("It is dark");
    delay(3000);
  } else
  {
    lcd.clear();
    lcd.write("It is light");
    delay(3000);
  }
  if(gas > 100)
  {
    lcd.clear();
    lcd.write("GAS LEAK!!!");
    delay(3000);
  }
}

Downloadable files

This is the circuit diagram

Just make the connections, but if your LCD is different you might need to change connections

This is the circuit diagram

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roshan-baig

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