#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>
#include "DHT.h"
#define BLYNK_TEMPLATE_ID "TMPL6wXfsJTDi"
#define BLYNK_TEMPLATE_NAME "DHT ESP 32"
#define BLYNK_AUTH_TOKEN "TbmdGpKhTXPlQAtTD86ptD2DQj7lO7_f" //Paste your credentials here
#define ledM 23
#define ledH 23
#define ledB 23
#define ledU 23
#define ledK 23
#define ledO 23
// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "TbmdGpKhTXPlQAtTD86ptD2DQj7lO7_f";//Paste auth token you copied
// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "Wokwi-GUEST";///Enter your wifi name
char pass[] = "";// Enter wifi password
#define DHTPIN 33 // What digital pin we're connected to select yours accordingly
// Uncomment whatever type you're using!
#define DHTTYPE DHT22 // DHT 11
//#define DHTTYPE DHT22 // DHT 22, AM2302, AM2321
//#define DHTTYPE DHT21 // DHT 21, AM2301
DHT dht(DHTPIN, DHTTYPE);
BlynkTimer timer;
// This function sends Arduino's up time every second to Virtual Pin (5).
// In the app, Widget's reading frequency should be set to PUSH. This means
// that you define how often to send data to Blynk App.
void sendSensor()
{
float h = dht.readHumidity();
float t = dht.readTemperature(); // or dht.readTemperature(true) for Fahrenheit
if (isnan(h) || isnan(t)) {
Serial.println("Failed to read from DHT sensor!");
return;
}
// You can send any value at any time.
// Please don't send more that 10 values per second.
Blynk.virtualWrite(V5, h); // select your virtual pins accordingly
Blynk.virtualWrite(V6, t); // select your virtual pins accordingly
}
void setup()
{
// Debug console
Serial.begin(115200);
delay(1000);
Blynk.begin(auth, ssid, pass);
// You can also specify server:
//Blynk.begin(auth, ssid, pass, "blynk-cloud.com", 80);
//Blynk.begin(auth, ssid, pass, IPAddress(192,168,1,100), 8080);
dht.begin();
pinMode(ledM, OUTPUT);
pinMode(ledH, OUTPUT);
pinMode(ledB, OUTPUT);
pinMode(ledU, OUTPUT);
pinMode(ledK, OUTPUT);
pinMode(ledO, OUTPUT);
// Setup a function to be called every second
timer.setInterval(1000L, sendSensor);
}
void loop()
{
Blynk.run();
timer.run();
float temperature = dht.readTemperature();
float humidity = dht.readHumidity();
if (isnan(temperature) || isnan(humidity)) {
Serial.println(F("Failed to read from DHT sensor!"));
return;
}
if (temperature < 15 || humidity < 10){
digitalWrite(ledH, HIGH);
digitalWrite(ledK, LOW);
digitalWrite(ledM LOW);
Serial.println(F("Suhu: Dingin || Temp: "));
Serial.print(temperature);
Serial.println(F("°C "));
Serial.println(F("Kelembapan: Kering || Humi: "));
Serial.print(humidity);
Serial.println(F("% "));
Serial.println(F("---"));
}
else if (temperature > 15 && temperature < 27 || humidity > 10 && humidity < 40){
digitalWrite(ledK, HIGH);
digitalWrite(ledM, LOW);
digitalWrite(ledH, LOW);
Serial.println(F("Suhu: Normal || Temp: "));
Serial.print(temperature);
Serial.println(F("°C "));
Serial.println(F("Kelembapan: Normal || Humi: "));
Serial.print(humidity);
Serial.println(F("% "));
Serial.println(F("---"));
}
else if (temperature > 27 || humidity > 40){
digitalWrite(ledM, HIGH);
digitalWrite(ledK, LOW);
digitalWrite(ledH, LOW);
Serial.println(F("Suhu: Panas || Temp: "));
Serial.print(temperature);
Serial.println(F("°C "));
Serial.println(F("Kelembapan: Banjir datang || Humi: "));
Serial.print(humidity);
Serial.println(F("% "));
Serial.println(F("---"));
}
delay(2000);
}