使用DHT sensor library库(需自己安装,安装教程在上面的ESP8266开发环境搭建教程中)来直接读取DHT11的数据。 #include<DHT.h> //调用DHT库DHTdht(D1,DHT11);//设置Data引脚所接IO口和传感器类型voidsetup(){//初始化函数,只在程序开始时运行一次Serial.begin(115200);//设置串口波特率dht.begin();}//https:...
DHT22(AM2302)是一款有已校准数字信号输出的温湿度传感器。其精度湿度±2%RH, 温度±0.5℃,量程湿度0-100%RH, 温度-40~80℃,分辨率都为0.1。精度较高,且价格不贵。DHT22使用单总线通信。供电电压3.3~5V。 使用DHT库 使用DHT sensor library库来直接读取DHT22的数据。 代码语言:javascript 代码运行次数:0 运行...
DHT11是一款有已校准数字信号输出的温湿度传感器。 其精度湿度±5%RH, 温度±2℃,量程湿度20-90%RH, 温度050℃。**精度不高,但价格低廉。**DHT11使用单总线通信。供电电压3.35V。 使用DHT库 使用DHT sensor library库(需自己安装,安装教程在上面的ESP8266开发环境搭建教程中)来直接读取DHT11的数据。 #include ...
Model # AS-TEMP-HUM-AM2302-DHT22 $7.99 Click to enlarge AM2302 DHT22 Temperature And Humidity Sensor Module For Arduino SCM Feature: AM2302 Humicap digital temperature and humidity module is a digital output signal containing a calibrated temperature and humidity combined sensor. It uses a...
DHT dht(DHTPIN, DHTTYPE); //Initialize DHT sensor for normal 16mhz Arduino //Variables float ...
Checkout https://github.com/adafruit/DHT-sensor-library for a maintained code base. DHT22 sensor library Developed by Ben Adams - 2011 Humidity and Temperature Sensor DHT22 info found at http://www.sparkfun.com/products/10167 The same sensor has also been spotted going by the names RHT22,...
So you can now make a DHTNEW object bathroom(4), kitchen(3), etc. The read() function now reads both DHT11 and DHT22 sensors and selects the right math per sensor based upon the bit patterns. An offset can be set for both temperature and humidity to have a first-order linear ...
Color: DHT22 other brandProduct sellpoints Wide Humidity Range:Measures humidity from 0% to 99.9% in a 0°C-50°C range, making it versatile for various environments. Customizable Sensor Solution:The DHT22/AM2302 is customizable, allowing for tailored integration into your Arduino projects. Fast...
对于蜂巢内的湿度和温度,我们使用 DHT22 传感器。DHT22(或AM2302)通过串口与微控制器通信,所以有一个库,使用起来比较容易。 DHT22 使用DHT22 的代码: voidget_DHT22(data*data_DHT){data_DHT->Temp_couvain=dht.readTemperature();data_DHT->Humi_couvain=dht.readHumidity();} ...
Dht22 Single-Bus Digital Temperature and Humidity Sensor Module Electronic Building Blocks Am2302 for Arduinos, Find Details and Price about Sensor Dht22 Digital Temperature from Dht22 Single-Bus Digital Temperature and Humidity Sensor Modul...