18B20测量温度

ID:1162851 · 发表于 2025-12-1 20:41

/*
【Arduino】37种传感器模块系列实验（39）
实验三十九：DS18B20单总线数字温度传感器模块
*/
#include <OneWire.h>
#include <DallasTemperature.h>
#define ONE_WIRE_BUS 3
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);
void setup(void)
{
Serial.begin(9600);
Serial.println("Dallas Temperature IC Control Library Demo");
sensors.begin();
}
void loop(void)
{
Serial.print(" Requesting temperatures...");
sensors.requestTemperatures();
Serial.println("DONE");
Serial.print("Temperature for Device 1 is: ");
Serial.print(sensors.getTempCByIndex(0));
delay(500);
}

复制代码

⸮Dallas Temperature IC Control Library Demo
Requesting temperatures...DONE
Temperature for Device 1 is: 22.31 Requesting temperatures...DONE
Temperature for Device 1 is: 22.37 Requesting temperatures...DONE
Temperature for Device 1 is: 22.31 Requesting temperatures...DONE
Temperature for Device 1 is: 22.31 Requesting temperatures...DONE
Temperature for Device 1 is: 22.37 Requesting temperatures...DONE
Temperature for Device 1 is: 22.37 Requesting temperatures...DONE
Temperature for Device 1 is: 22.37 Requesting temperatures...DONE

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18B20测量温度

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