/* arduino code by www.ips123.in
GAS sesurity system projects
*/
// constants won’t change. They’re used here to
// set pin numbers:
const int buttonPin = 2; // the number of the pushbutton pin
const int buttonPin1 = 3;
const int ledPin = 13; // the number of the LED pin
const int ledPin1 = 12; // the number of the LED pin
const int ledPin2= 11; // the number of the LED pin
const int ledPin3 = 10; // the number of the LED pin
const int ledPin4 = 19; // the number of the LED pin
// variables will change:
int buttonState = 0; // variable for reading the pushbutton status
int buttonState1 = 0;
void setup() {
// initialize the LED pin as an output:
pinMode(ledPin, OUTPUT);
pinMode(ledPin1, OUTPUT);
pinMode(ledPin2, OUTPUT);
pinMode(ledPin3, OUTPUT);
pinMode(ledPin4, OUTPUT);
// initialize the pushbutton pin as an input:
pinMode(buttonPin, INPUT);
pinMode(buttonPin1, INPUT);
}
void loop() {
// read the state of the pushbutton value:
buttonState = digitalRead(buttonPin);
buttonState1 = digitalRead(buttonPin1);
// check if the pushbutton is pressed.
// if it is, the buttonState is HIGH:
if (buttonState == HIGH) {
// turn LED on:
digitalWrite(ledPin, HIGH);
delay(200);
//
delay(500);
}
if (buttonState1 == HIGH) {
// turn LED on:
}
else {
// turn LED off:
digitalWrite(ledPin, LOW);
}
}
PARTS REQUIRED
- Arduino
- GSM modem
- GAS sensor
- Connecting wires
- Stripline connector
- soldering iron
- Soldering wire