ESP 32

 #include <ThingSpeak.h>;

#include <ESP82662WiFi.h>

#define LED DO

 

const char *ssid = "adharsh";

const char *pass = "12345678";

const char* server = "api.thingspeak.com";

WiFiClient client;

unsigned long myChannelNumber = 2593055;

const char * myWriteAPIKey = "WR7T4LLJ62B0CZDI";

int A,B;

void setup()

{

 Serial.begin(9600);

 pinMode(LED,OUTPUT);

 Wifi.begin(ssid,pass);

 while(WiFi.status()!=WL_CONNECTED)

 {

  digitalWrite(LED,1);

  delay(500);

  digitalWrite(LED,0);

  delay(500);

 }

 ThingSpeak.begin(client);

}

void loop()

{

  ThingSpeak.setField(1,A);

  ThingSpeak.setField(2,B);

  ThingSpeak.writeFields(myChannelNumber,myWriteAPIKey);

  delay(150000);

  A++;

  B++;

}