Example Code for Arduino-Gas Detection

Last revision 2025/12/16

This article provides a comprehensive guide for setting up gas detection using Arduino, featuring a detailed wiring diagram and example code to help enthusiasts measure gas values effectively.

Wiring Diagram

Analog sensor connection diagram

Sample Code


///Arduino Sample Code
void setup()
{
  Serial.begin(9600); //Set serial baud rate to 9600 bps
}
void loop()
{
int val;
val=analogRead(0);Read Gas value from analog 0
Serial.println(val,DEC);//Print the value to serial port
delay(100);
}

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