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70 lines
1.3 KiB
70 lines
1.3 KiB
// https://www.youtube.com/watch?v=-AvF2TsB2GI&list=PLGs0VKk2DiYw-L-RibttcvK-WBZm8WLEP&index=50 |
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// https://www.youtube.com/watch?v=ep7uBz43fCI&list=PLGs0VKk2DiYw-L-RibttcvK-WBZm8WLEP&index=51 |
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#include <Arduino.h> |
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#include <Adafruit_Sensor.h> |
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#include <DHT.h> |
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// #include <DHT_U.h> |
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#include <LiquidCrystal.h> |
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const int rs = 7, en = 8, d4 = 9, d5 = 10, d6 = 11, d7 = 12; |
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LiquidCrystal lcd(rs, en, d4, d5, d6, d7); |
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#define DHTTYPE DHT11 |
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#define DHTPIN 2 |
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DHT dht(DHTPIN, DHTTYPE); |
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float humidity; |
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float tempC; |
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float tempF; |
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int setTime = 500; |
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int dt = 1000; |
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void setup() { |
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// put your setup code here, to run once: |
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Serial.begin(9600); |
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Serial.println("DHT11 test!"); |
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dht.begin(); |
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delay(setTime); |
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lcd.begin(16, 2); |
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lcd.print("Hello, World!"); |
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} |
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void loop() { |
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// put your main code here, to run repeatedly: |
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humidity = dht.readHumidity(); |
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tempC = dht.readTemperature(); |
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tempF = dht.readTemperature(true); |
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Serial.print("Humidity: "); |
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Serial.print(humidity); |
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Serial.print(" Temperature: "); |
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Serial.print(tempC); |
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Serial.print(" *C "); |
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Serial.print(tempF); |
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Serial.println(" *F"); |
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lcd.clear(); |
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lcd.setCursor(0, 0); |
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lcd.print("Humidity: "); |
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lcd.print(humidity); |
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lcd.print("%"); |
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lcd.setCursor(0, 1); |
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lcd.print("Temp: "); |
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lcd.print(tempC); |
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lcd.print("oC "); |
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delay(dt); |
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lcd.clear(); |
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}
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