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66 lines
1.6 KiB
66 lines
1.6 KiB
3 years ago
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/*
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DHT11
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This example reads a DHT11 sensor hooked up on pin D7. Reads both
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temperature and humidity and sends it to the Serial port
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created in Feb 2019 by D. Cuartielles
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based on work by F. Vanzati (2011) and M. Loglio (2013)
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This example code is in the public domain.
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*/
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// include the EduIntro library
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#include <EduIntro.h>
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#include <Wire.h>
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#include <LiquidCrystal_I2C.h>
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LiquidCrystal_I2C lcd(0x3F, 16, 2);
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DHT11 dht11(D9); // creating the object sensor on pin 'D7'
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int C; // temperature C readings are integers
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float F; // temperature F readings are returned in float format
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int H; // humidity readings are integers
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void setup()
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{
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// initialize serial communications at 9600 bps
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Serial.begin(9600);
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lcd.init();
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lcd.backlight();
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// lcd.print("you just lost the game");
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}
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void loop()
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{
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// lcd.display();
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lcd.clear();
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lcd.home();
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//lcd.print("you just lost the game");
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dht11.update();
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C = dht11.readCelsius(); // Reading the temperature in Celsius degrees and store in the C variable
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F = dht11.readFahrenheit(); // Reading the temperature in Fahrenheit degrees and store in the F variable
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H = dht11.readHumidity(); // Reading the humidity index
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// Print the collected data in a row on the Serial Monitor
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Serial.print("H: ");
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Serial.print(H);
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Serial.print("\tC: ");
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Serial.print(C);
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Serial.print("\tF: ");
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Serial.println(F);
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lcd.setCursor(0,0);
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lcd.print("H: ");
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lcd.print(H);
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lcd.print("%");
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lcd.setCursor(0,1);
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lcd.print("F: ");
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lcd.print(F);
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lcd.print(" C: ");
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lcd.print(C);
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delay(1000); // Wait one second before get another temperature reading
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}
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