MQ7 and MQ135 Sensor-Based CO and Air Quality Monitoring using Arduino_Raghav_upadhyay circuit diagram

MQ7 and MQ135 Sensor-Based CO and Air Quality Monitoring using Arduino_Raghav_upadhyay

By raghav upadhyay

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Components used: arduino, arduinouno, mq-7, mq-135, lcd-16x2-i2c

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