#include<WiFi.h>
#include "ThingSpeak.h"
#include "DHTesp.h"
const int dht_pin = 15;
const int led_pin = 13;
const char* wifiname = "Wokwi-GUEST";
const char* wifipassword = "";
const int channel_no = 2274248;
const char *apikey = "S6XQE3WLFSH2S8ZR";
const char *server = "api.thingspeak.com";
WiFiClient client;
DHTesp sensor;
void setup() {
Serial.begin(115200);
sensor.setup(dht_pin,DHTesp::DHT22);
pinMode(led_pin,OUTPUT);
WiFi.begin(wifiname,wifipassword);
while(WiFi.status() != WL_CONNECTED){
delay(1000);
Serial.println("WIFI NOt connected");
}
Serial.println("WiFI connected");
WiFi.mode(WIFI_STA);
ThingSpeak.begin(client);
}
void loop(){
TempAndHumidity data = sensor.getTempAndHumidity();
ThingSpeak.setField(1,data.temperature);
ThingSpeak.setField(2,data.humidity);
if(data.temperature > 35 || data.temperature < 12 || data.humidity > 70 ||
data.humidity < 40){
digitalWrite(led_pin, HIGH);
}else{
digitalWrite(led_pin, LOW);
}
int x = ThingSpeak.writeFields(channel_no,apikey);
Serial.println("Temperature: "+String(data.temperature));
Serial.println("Humidity: "+String(data.humidity));
if(x == 200){
Serial.println("Data pushed successfully");
}else{
Serial.println("Push error"+String(x));
}
delay(5000);
}