Serial.println(sensorValue);delay(2000); // wait 2s for next reading } 复制代码 运行草图时，您...
[] = "446r8LYJMJnXYrYqyEItR31Eh0jlH2m2"; //Enter Authentication code sent by Blynk char ssid[] = "DESKTOP"; //Enter WIFI Name char pass[] = "asdfghjkl"; //Enter WIFI Password SimpleTimer timer; int mq2 = A0; // smoke sensor is connected with the analog pin A0 int data = 0...
If we don't have Grove Base Shield, We also can directly connect Grove-Gas_Sensor-MQ2 to Seeeduino as below.SeeeduinoGrove-Gas_Sensor-MQ2 5V Red GND Black Not Conencted White A0 Yellow Software there are some examples Please copy and paste code below to a new Arduino sketch, and upl...
This makes it an ideal choice for those looking to build a custom electromagnetic sensor or laser sensor Arduino setup. **Reliable Performance and Compact Design** The MQ Gas Sensor Carrier Board is not just about versatility; it's also about performance. The board's compact size and light...
You'll need Arduino desktop app 1.8.9 or later. Sensor manufacturers: SensorManufactureURL Datasheet MQ-2 HANWEI Electronicsdatasheet MQ-3 HANWEI Electronics datasheet MQ-4 HANWEIElectronics datasheet MQ-5 HANWEI Electronics data MQ-6 HANWEI Electronics data MQ-7 HANWEI Electronics data...
You'll need Arduino desktop app 1.8.9 or later. Sensor manufacturers: Review WPDigitalizerfolderwebsite Installing Clone this repository into your desktop machine Running the tests Use calibration systems if you have several sensors that read the same gas. ...
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