Web#includeis used to include outside libraries in your sketch. This gives the programmer access to a large group of standard C libraries (groups of pre-made functions), and also … WebApr 12, 2024 · 总结. 本文介绍了如何使用STM32驱动DHT11温湿度传感器,并通过OLED12864显示屏将读取到的温湿度数据实时显示在屏幕上。. 在实现过程中,我们需要 …
DHT11/DHT22 Sensor with Arduino Random Nerd Tutorials
WebOct 24, 2024 · * @file DHT.h * * This is a library for DHT series of low cost temperature/humidity sensors. * * You must have Adafruit Unified Sensor Library library … WebOct 20, 2024 · #include If you do intend to use the Adafruit library, as your includes seem to suggest: As the error says, there's no class or type definition for dht. The class name is DHT, not dht. See DHT.h in the Github repo, and this example in the same repo. Switch the tokens around: DHT dht; and refactor all other DHT to dht. can an employer look at voter registration
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WebApr 13, 2024 · Az Arduino és a DHT11 érzékelő összekapcsolásához digitális tűre van szükségünk az érzékelő adatok olvasásához, a DHT11 érzékelő táplálásához pedig használhatjuk az Arduino 5 V-os vagy Vin pin-jét. ... #include "DHT.h" #define DHTPIN 4 /*Digitális érintkező 4 az érzékelő bemenetéhez*/ #define DHTTYPE DHT11 /*az ... Web#include dht DHT; #define DHT11_PIN 13 t = dht.readTemperature (); // returns Celsius t = dht.readTemperature (true); // returns Fahrenheit float tempF; void setup () { Serial.begin (9600); } void loop () { int chk = DHT.read11 (DHT11_PIN); Serial.print ("Temperature = "); tempF = dht.readTemperature (True); Serial.print (tempF); Serial.print … WebOct 1, 2015 · Before you can use the DHT11 on the Arduino, you’ll need to install the DHTLib library. It has all the functions needed to get the humidity and temperature readings from … fishers police department address