1 .dht11 类 只有 一个 成员 函数 ：r re ea ad d( () )功能：读取 DHT11 传感器数据，并将温度值、湿度值分别存入 temperature、humidity 两个成员变量中 语法：DHT11.read(pin)参数：DHT11，一个 dht11 类的对象；pin，Arduino 连接传感器的引脚编号 返回值：int t 类型 ，为 0 0 、- -1 1 或...
"DHT.h" #define DHTPIN 10 // data connection pin of DHT11 #define DHTTYPE DHT11 // DHT 11 DHT dht(DHTPIN, DHTTYPE); int h; int t; #define SCREEN_WIDTH 128 // OLED display width, in pixels #define SCREEN_HEIGHT 64 // OLED display height, in pixels // ...
lcd.begin(16,2); // Initializes the interface to the LCD screen, and specifies the dimensions (width and height) of the display } void loop() { int readData = DHT.read22(dataPin); float t = DHT.temperature; float h = DHT.humidity; lcd.setCursor(0,0); // Sets the location at ...
}#include<dht11.h>#include<Wire.h>#include<LiquidCrystal_I2C.h>LiquidCrystal_I2Clcd(0x27,16,2);// set the LCD address to 0x27 for a 16 chars and 2 line displaydht11 DHT11;#defineDHT11PIN 2voidsetup(){ lcd.init();// initialize the lcdlcd.backlight(); lcd.print("Waiting...");...
/* LiquidCrystal Library - DHT11 Demonstrates the use a 16x2 LCD display. The LiquidCrystal li...
#include <dht11.h> //温度传感器dht11库文件 #include <Wire.h> #include <SoftwareSerial.h> //软串口库文件 #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x27, 16, 2); // set the LCD address to 0x27 for a 16 chars and 2 line display ...
我还制作了另外一个示例，在LCD上显示这些结果。 以下是该示例的源代码：/* DHT11/ DHT22 Sensor ...
Arduino代码–带LCD的DHT11和DHT22 有时,您会想到一个要在DIY孵化器中监控温度和湿度水平的想法。然后,您可能需要16×2字符LCD来显示培养箱中的主要条件,而不是串行监视器。因此,在此示例中,我们将LCD和DHT11和DHT22传感器连接到Arduino。 接下来,我们需要连接到LCD,如下所示。
Educational Projects:Designed for Arduino project beginners, this kit teaches how to programs in Arduino Uno and basic project with Arduino. Comprehensive Starter Kit:This TZT UNO R3 Kit includes a 0.96" OLED display, 1602 LCD, relay, servo motor, and DHT11 sensor, perfect for Arduino beginners...
#defineDHTPIN11 DHT_Unifieddht(DHTPIN, DHTTYPE); uint32_tdelayMS; intvoice = A7; constintBEEPPIN =22; #defineLCD_RESETA4// Can alternately just connect to Arduino's reset pin #defineLCD_CSA3// Chip Select goes to Analog 3 #defineLCD_CDA2// Command/Data goes to Analog 2 ...