就是这样,您的传感器现在已校准并可以使用。 Arduino代码 电路构建完成后,将以下草图上传到Arduino。 #define MQ3pin 8intsensorValue;//variable to store sensor valuevoidsetup(){Serial.begin(9600);// sets the serial port to 9600Serial.println("MQ3 warming up!");delay(20000);// allow the...
if (sensorValue < Sober) { Serial.println(" | Status: Stone Cold Sober");} else if (...
The above image shows the variation of the sensor output with respect to the concentration of the gas. As you can see, the sensor is most sensitive to Alcohol. The MQ-3 sensor can detect alcohol vapors within a concentration range of 0.1 mg/L to 10 mg/L. Due to the non-linear relati...
[] = "asdfghjkl"; //Enter WIFI PasswordSimpleTimer timer;intmq2 = A0; // Alcohol sensor MQ-3isconnectedwiththeanalogpin A0int data =0;voidsetup(){Serial.begin(115200);Blynk.begin(auth, ssid, pass);timer.setInterval(1000L, getSendData);}voidloop(){timer.run(); // Initiates ...
Type:Development Board;Place of Origin:CN;GUA;Series:alcohol sensor module;Description:High quality;Model Number:MQ-3 Sensor Module;Brand Name:Yixingmicro;|Alibaba.com
Place of Origin:CN;GUA;Brand Name:Smart;Model Number:mq-3;Application:MQ-3 Alcohol module;Series:MQ-3;Features:MQ-3 Alcohol module;Mounting Type:standard;Size / Dimension:20*32mm;Description:MQ-3 Alcohol module;|Alibaba.com
hatwheels / MQ3-alcohol-bac-arduino Star 3 Code Issues Pull requests Arduino project calibrating a MQ3 alcohol sensor and measuring BAC in the air. arduino fsm bac mq3 alcohol-sensor tfsm Updated Mar 22, 2023 C++ Mostafa-wael / MQ-arduino-library Star 2 Code Issues Pull requests ...