// initialize the library with the numbers of the interface pins LiquidCrystal lcd(12, 11, 5, 4, 3, 2); voidsetup() { pinMode(DHT11PIN,OUTPUT); // set up the LCD's number of columns and rows: lcd.begin(16, 2); } voidloop() { intchk = DHT11.read(DHT11PIN); lcd.setCursor...
#include <Wire.h>#include<LiquidCrystal_I2C.h>#include<DHT.h>#defineDHTPIN 4#defineDHTTYPE DHT11//I2C地址, 一般为0x3F, 0x20或0x27LiquidCrystal_I2C lcd(0x27,16,2);//初始化DHTDHT dht(DHTPIN, DHTTYPE);voidsetup() { lcd.init(); lcd.backlight();//打开背光Serial.begin(9600); dht.b...
#include <Wire.h>#include<LiquidCrystal_I2C.h>#include<DHT.h>#defineDHTPIN 4#defineDHTTYPE DHT11//I2C地址, 一般为0x3F, 0x20或0x27LiquidCrystal_I2C lcd(0x27,16,2);//初始化DHTDHT dht(DHTPIN, DHTTYPE);voidsetup() { lcd.init(); lcd.backlight();//打开背光Serial.begin(9600); dht.b...
射频-锁相环/合成器/调制器,HMC833 - Fractional-N PLL with Integrated VCO SMT 数据手册这是一款带有DHT11温度/湿度传感器的Arduino Uno,并带有由电源供电的LCD屏幕。这个项目需要以下内容:所有零件都可以在sparkfun或adafruit购买。或者你可以像我一样做,并尽可能地从旧设备中拯救。Arduino(我使用了UNO R3,但任...
#define pin 11 //DHT11 连接arduino11引脚 void setup(){ Serial.begin(9600);lcd.begin(16, ...
dht DHT11;#define DHT11PIN 7LiquidCrystal lcd(12,11,5,4,3,2);//构造一个LiquidCrystal的类成员。使用数字IO ,12,11,5,4,3,2void setup(){ lcd.begin(16,2); lcd.print("cztsb");//初始化LCD1602//延时1000ms//液晶清屏}void loop(){ //int chk = DHT11.read(DHT11PIN); lcd.print(...
/* https://breakrow.com/miliohm/temperature-and-humidity-sensor-dht11-with-arduino-tutorial-make-oled-termometer/ 10 - DHT11 pin OLED: SDA - SDA SCL - SCL */ #include < SPI.h > #include < Wire.h > #include < Adafruit_GFX.h > #include < Adafruit_SSD1306.h > #include < Fonts...
这个电路图其实比较简单,就是将1602 LCD和DHT11跟UNO连接上,这两个模块的连线方法第二节已经详细介绍了,这里就不再赘述。 这个电路图唯一需要注意的是图中V0/VL引脚连接的电阻。 V0/VL引脚为液晶显示器对比度调整端口,推荐使用一个10K的电位器来调整对比度。在这个项目中,选择了4k电阻,在通过电脑USB给UNO供电...
#include<LiquidCrystal.h>#include<SimpleDHT.h>// 指定DHT11的DATA管脚连接位置intpinDHT11 =7;SimpleDHT11dht11(pinDHT11);// initialize the library by associating any needed LCD interface pin// 分配lcd屏幕的管脚连接// with the arduino pin number it is connected toconstintrs =12, en =11, ...
// initialize the library with the numbers of the interface pins LiquidCrystal lcd(12, 11, 5, 4, 3, 2); voidsetup() { pinMode(DHT11PIN,OUTPUT); // set up the LCD's number of columns and rows: lcd.begin(16, 2); } voidloop() { intchk = DHT11.read(DHT11PIN); lcd.setCursor...