Serial.print("Temperature is "); Serial.print(temperature); //设置LED作为输出 if(temperature <= lowerLimit) { Serial.println(", blue LED is Activated"); digitalWrite(blueLedPin, HIGH); } elseif(temperature > lowerLimit && temperature < higherLimit) { Serial.println(", Green LED is Activa...
("temperature", &temp_msg); ros::NodeHandle nh; int sensorAddress = 0x91 >> 1; // From datasheet sensor address is 0x91 // shift the address 1 bit right, //the Wire library only needs the 7 // most significant bits for the address void setup() { Wire.begin(); // join i2c ...
Arduino要实现对DS18B20的操作,需要OneWire和Dallas Temperature Control两个库文件,下载地址分别为:http://playground.arduino.cc/Learning/OneWire和https://github.com/milesburton/Arduino-Temperature-Control-Library。Dallas Temperature Control函数库是基于OneWire函数库进行开发的,更便于使用,下面讲解一下主要函数的功...
constintSENSOR_PIN = 6;// Arduino 引脚连接到 18B20 传感器的 DQ 引脚 OneWire oneWire(SENSOR_PIN);// 设置一个 oneWire 实例 DallasTemperature sensors(&oneWire);// 将 oneWire 传递给 DallasTemperature 库 LiquidCrystal_I2C lcd(0x27, 16, 2);// I2C地址0x27,16列2行 floattempCelsius;// 摄氏温...
Each of the DS1820s can be set to two power supply modes.Bus power supply mode and external power supply mode to take data bus power supply can save a wire but complete the temperature measurement.Product features: DS18B20 sensor is digital temperature sensor. It...
/* Sample code for the TMP100 Temperature sensor website:www.DFRobot.com Connection: VCC-5V GND-GND SDA-Analog pin 4 SCL-Analog pin 5 */ #include <Wire.h> int tmpAddress = B1001011; int ResolutionBits = 10; void setup() { Wire.begin(); // join i2c bus (address optional for ma...
4 When testing media has high temperature, please choosing our high-temperature pressure sensor, the radiator needed well ventilated, We can make sensor175ºC- 230ºCfor special use ,please consult us or pressure sensor 5 Gauge pressure sensor with a range less t...
Wire.begin(); // 以连续模式启动 MAX30205 温度读取,激活模式 tempSensor.begin(); } 在循环中,温度由函数tempSensor.getTemperature()读取并存储在名为temp的浮点变量中。之后,如果选择华氏温度模式,则数据会从摄氏转换为华氏。然后,来自转换后的感测温度数据的三个数字被进一步分成三个单独的数字。为此,使用以...
// Read temperature and humidity float h = dht.readHumidity(); float t = dht.readTemperature(); if (isnan(h) || isnan(t)) { Serial.println("Failed to read from DHT sensor!"); return; } // Print temp and humidity to Serial for debugging ...
devicesOneWireoneWire(ONE_WIRE_BUS);// Pass our oneWire reference to Dallas Temperature sensor...