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(0x2
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...
一、硬件准备Arduino ESP8266/ESP32开发板多路DS18B20温度传感器杜邦线若干面包板电源适配器二、硬件连接将...
Introduction DS18B20 is a digitaltemperature sensorwhich is from DALLAS U.S. It can be used to quantify the environmental temperature testing. The temperature range -55 ~ 125 ℃, the inherent temperature resolution of 0.5 ℃, support multi-point networking mesh. Three DS18B20 can deloyed on thre...
DS18B20 Temperature Sensor module The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements. $1.89> > 400X 0.25w 1/4w Metal Film Resistor Pack Kit 1% 20 Value Each 20 Pcs 10 ~ 1M ohm $1.88> > $5.50> > ...
The DS18B20 digital temperature sensor provides 9-bit to 12-bit celsius temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points. The DS18B20 communicates over a 1-wire bus that by definition requires only one data line(and...
它可能看起来令人生畏,但在进一步学习本教程之前,您应该熟悉DS18B20单线温度传感器的基础知识。 将多个DS18B20传感器连接到Arduino 连接非常简单。 首先将所有DS18B20并联连接,即将所有VDD引脚,GND引脚和信号引脚共用。然后将VDD连接至Arduino上的5V输出,将GND连接至Arduino接地,并将信号引脚连接至arduino上的数字引脚2。
With the following example code, you can read the temperature from a DS18B20 sensor and display it in the Serial Monitor. You can upload the example code to your Arduino using theArduino IDE. To copy the code, click on the button in the top right corner of the code field. ...
DS18B20传感器连接图 Arduino 实例代码 #include <DallasTemperature.h> DallasTemperature tempSensor; void setup(void) { Serial.begin(9600); tempSensor.begin(3); // Connect DS18B20 to Digital Pin 3 } void loop(void) { // Check if the sensor is working correctly ...
Product name: Digital Thermal / Temperature Sensor Module with Thermistor- for Arduino Our company provide original DS18B20 digital sensor and its further assembly. The assemblied sensor use metal house( tubing type or screw type) and 3 screen wires to enhance ability o...