Arduino: DHT22 sensor suhu dan humidity - Revision history

Onnowpurbo: /* Source Code */

2019-09-21T03:34:12Z

Source Code

← Older revision		Revision as of 03:34, 21 September 2019
Line 11:		Line 11:


			// Example testing sketch for various DHT humidity/temperature sensors

			#include "DHT.h"
			#define DHTPIN 2 // what digital pin we're connected to
			// Uncomment whatever type you're using!
			//#define DHTTYPE DHT11 // DHT 11
			#define DHTTYPE DHT22 // DHT 22 (AM2302), AM2321
			//#define DHTTYPE DHT21 // DHT 21 (AM2301)
			// Connect pin 1 (on the left) of the sensor to +5V
			// NOTE: If using a board with 3.3V logic like an Arduino Due connect pin 1
			// to 3.3V instead of 5V!
			// Connect pin 2 of the sensor to whatever your DHTPIN is
			// Connect pin 4 (on the right) of the sensor to GROUND
			// Connect a 10K resistor from pin 2 (data) to pin 1 (power) of the sensor
			// Initialize DHT sensor.
			// Note that older versions of this library took an optional third parameter to
			// tweak the timings for faster processors. This parameter is no longer needed
			// as the current DHT reading algorithm adjusts itself to work on faster procs.
			DHT dht(DHTPIN, DHTTYPE);

			void setup() {
			Serial.begin(9600);
			Serial.println("DHTxx test!");
			dht.begin();
			}

			void loop() {
			delay(2000); // Wait a few seconds between measurements
			float h = dht.readHumidity();
			// Reading temperature or humidity takes about 250 milliseconds!
			float t = dht.readTemperature();
			// Read temperature as Celsius (the default)
			float f = dht.readTemperature(true);
			// Read temperature as Fahrenheit (isFahrenheit = true)
			// Check if any reads failed and exit early (to try again).
			if (isnan(h) \|\| isnan(t) \|\| isnan(f)) {
			Serial.println("Failed to read from DHT sensor!");
			return;
			}

			// Compute heat index in Fahrenheit (the default)
			float hif = dht.computeHeatIndex(f, h);
			// Compute heat index in Celsius (isFahreheit = false)
			float hic = dht.computeHeatIndex(t, h, false);
			Serial.print ("Humidity: ");
			Serial.print (h);
			Serial.print (" %\t");
			Serial.print ("Temperature: ");
			Serial.print (t);
			Serial.print (" *C ");
			Serial.print (f);
			Serial.print (" *F\t");
			Serial.print ("Heat index: ");
			Serial.print (hic);
			Serial.print (" *C ");
			Serial.print (hif);
			Serial.println (" *F");
			}

	==Pranala Menarik==		==Pranala Menarik==

	* [[Arduino]]		* [[Arduino]]

Onnowpurbo at 03:33, 21 September 2019

2019-09-21T03:33:11Z

← Older revision		Revision as of 03:33, 21 September 2019
Line 1:		Line 1:
	DHT-22 (juga dikenal sebagai AM2302) adalah digital-output, sensor relative humidity dan sensor temperature. Ia menggunakan sensor kelembaban kapasitif dan termistor untuk mengukur udara di sekitarnya, dan mengirimkan sinyal digital pada pin data.		DHT-22 (juga dikenal sebagai AM2302) adalah digital-output, sensor relative humidity dan sensor temperature. Ia menggunakan sensor kelembaban kapasitif dan termistor untuk mengukur udara di sekitarnya, dan mengirimkan sinyal digital pada pin data.

			==Gambar==

	[[File:Dht22 sensor.jpg.png\|center\|200px\|thumb]]		[[File:Dht22 sensor.jpg.png\|center\|200px\|thumb]]

			[[File:Humidity sensor breadboard.jpg.png\|center\|400px\|thumb]]

			==Source Code==




			==Pranala Menarik==

			* [[Arduino]]

Onnowpurbo: Created page with "DHT-22 (juga dikenal sebagai AM2302) adalah digital-output, sensor relative humidity dan sensor temperature. Ia menggunakan sensor kelembaban kapasitif dan termistor untuk men..."

2019-09-21T03:31:11Z

Created page with "DHT-22 (juga dikenal sebagai AM2302) adalah digital-output, sensor relative humidity dan sensor temperature. Ia menggunakan sensor kelembaban kapasitif dan termistor untuk men..."

New page

DHT-22 (juga dikenal sebagai AM2302) adalah digital-output, sensor relative humidity dan sensor temperature. Ia menggunakan sensor kelembaban kapasitif dan termistor untuk mengukur udara di sekitarnya, dan mengirimkan sinyal digital pada pin data.

[[File:Dht22 sensor.jpg.png|center|200px|thumb]]