DHT_IoTtweet.ino
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/*
* This example demonstrate how to write data from your "Internet of Things" to IoTtweet dashboard
* coding from IoTtweet.com
* Created : 2018.Apr.27
* By Isaranu Janthong
* IoTtweet Founder.
* Visit us at : www.iottweet.com
*/
#include <ESP8266WiFi.h>
#include <IoTtweet.h>
#include "DHT.h"
const char *userid = "your_IoTtweet_userID"; //IoTtweet account user ID (6 digits, included zero pre-fix)
const char *key = "your_registered_IoT_device_key"; //IoTtweet registered device key in "MY IOT Garage"
const char *ssid = "your_wifi_ssid"; //Your-WiFi-router-SSID
const char *password = "your_wifi_password"; //Your-WiFi-password
float data0, data1, data2, data3; //Your sending data variable.
String private_tweet = "Simple DHT"; //Your private tweet meassage to dashboard
String public_tweet = "send to IoTtweet"; //Your public tweet message to dashboard
#define DHTPIN 4 // GPIO4 pin
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
float t,h;
IoTtweet myiot; //naming your devices
void setup() {
Serial.begin(115200);
dht.begin();
//Get IoTtweet Library version
String libvers = myiot.getVersion();
Serial.println("IoTtweet Library vesion : " + String(libvers));
//Connect WiFi
Serial.println("\nConnect wifi...");
bool conn = myiot.begin(ssid,password);
if(!conn)
{
Serial.println("WiFi connection failed.");
}else
{
Serial.println("WiFi connected !");
}
}
void loop() {
/* - DHT sensor reading - */
t = dht.readTemperature();
h = dht.readHumidity();
if (isnan(t) || isnan(h)) {
Serial.println("Failed to read from DHT sensor!");
return;
}
Serial.println("Temperature is " + String(t) + " celcuis");
Serial.println("Humidity is " + String(h) + " %RH");
Serial.println("----------------------------------------");
//Send data from your iot to Dashboard
String response = myiot.WriteDashboard(userid,key,t,h,0,0,private_tweet,public_tweet);
Serial.println(response); //Show response JSON from www.iottweet.com
//Waiting storage data on IoTtweet cloud 15 sec.
delay(15000);
}