#include <ThingSpeak.h>
#include <WiFi.h>
#include <DHTesp.h>
DHTesp dhtSensor;
TempAndHumidity data;
const int DHT_PIN = 17;
char ssid[]="Wokwi-GUEST";
char pass[]="";
WiFiClient client;
unsigned long myChannelNumber=2612235;
const char * myWriteAPIKey="L75B2C5FISTBWLS0" ;
int statusCode;
void setup()
{
Serial.begin(115200);
WiFi.mode(WIFI_STA);
ThingSpeak.begin(client);
dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
}
void loop()
{
data=dhtSensor.getTempAndHumidity();
if(WiFi.status()!=WL_CONNECTED)
{
Serial.print("Attempting to connect");
while(WiFi.status()!=WL_CONNECTED)
{
WiFi.begin(ssid,pass);
Serial.print(".");
delay(5000);
}
Serial.println("\n connected");
}
Serial.println("humi:"+String(data.humidity,1));
Serial.println("Temp:"+String(data.temperature,2));
Serial.println("...................");
delay(1000);
ThingSpeak.setField(1,data.humidity);
ThingSpeak.setField(2,data.temperature);
statusCode=ThingSpeak.writeFields(myChannelNumber,myWriteAPIKey);
if(statusCode == 200){
Serial.println("channel updated success");
}
else{
Serial.println("Problem writing data http error code"+String(statusCode));
}
}