MQ-series-dat

• You can use arduino default "analogread" example to read the analog value from the sensor

• Wiring Example

• Arduino Breathalyzer

• Another Breathalyzer Design

• MQ-2-dat - STH1042-dat

• MQ-3-dat - STH1043-dat

• MQ-5-dat - STH1044-dat

ref

obseleted

• Arduino Tutorial in Portuguese