
#include <Arduino.h>
#include <ESP8266WiFi.h>
// rama 2

// replace with your channel's thingspeak API key,
String apiKey = "NBCLSVUMKAGF4YIP";

// replace with your wifi ssid and wpa2 key
const char *ssid =  "Leidy casa";
const char *pass =  "0014835682";

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

WiFiClient client;

void setup() {
  Serial.begin(115200);
  delay(10);

  Serial.print("Connecting to ");
  Serial.println(ssid);

  WiFi.mode(WIFI_STA);
  WiFi.begin(ssid, pass);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.println("WiFi connected");

}

void loop() {

  float t = analogRead(0);

  }

  if (client.connect(server,80)) {  //   "184.106.153.149" or api.thingspeak.com
    String postStr = apiKey;
           postStr +="&field1=";
           postStr += String(t);
           //postStr +="&field2=";
           //postStr += String(h);
           postStr += "\r\n\r\n";

     client.print("POST /update HTTP/1.1\n");
     client.print("Host: api.thingspeak.com\n");
     client.print("Connection: close\n");
     client.print("X-THINGSPEAKAPIKEY: "+apiKey+"\n");
     client.print("Content-Type: application/x-www-form-urlencoded\n");
     client.print("Content-Length: ");
     client.print(postStr.length());
     client.print("\n\n");
     client.print(postStr);

     Serial.print("Temperature: ");
     Serial.print(t);
     Serial.print(" degrees Celcius, Humidity: ");
     //Serial.print(h);
     Serial.println("%. Send to Thingspeak.");
  }
  client.stop();

  Serial.println("Waiting...");

  // thingspeak needs minimum 15 sec delay between updates, i've set it to 30 seconds
  delay(30000);
