#include <WiFi.h>
#include "DHTesp.h"
#include "ThingsBoard.h"
#define CURRENT_FIRMWARE_TITLE "TEST"
#define CURRENT_FIRMWARE_VERSION "1.0.0"
#define SSID "Wokwi-GUEST"
#define PASS ""
#define TOKEN "hTcodTODMRdi2Wk8MAjC"
#define THINGSBOARD_SERVER "demo.thingsboard.io"
#define SERIAL_DEBUG_BAUD 115200
const int DHT_PIN = 15;
WiFiClient client;
ThingsBoard tb(client);
DHTesp dhtSensor;
int status = WL_IDLE_STATUS;
void reconnect(){
status = WiFi.status();
if(status!=WL_CONNECTED){
WiFi.begin(SSID, PASS);
while(WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.println(".");
}
Serial.println("Connected to AP");
}
}
void setup()
{
Serial.begin(SERIAL_DEBUG_BAUD);
WiFi.disconnect();
WiFi.begin(SSID, PASS);
while (WiFi.status() != WL_CONNECTED) {
delay(300);
Serial.print(".");
}
Serial.println("");
Serial.println("WiFi connected");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
}
void loop() {
delay(1000);
if(WiFi.status() != WL_CONNECTED){
reconnect();
}
if(!tb.connected()) {
Serial.println("Connecting to: ");
Serial.print(THINGSBOARD_SERVER);
Serial.print(" with token ");
Serial.println(TOKEN);
if(!tb.connect(THINGSBOARD_SERVER, TOKEN)){
Serial.println("Failed to connect");
return;
}
}
Serial.println("Sending data...");
TempAndHumidity data = dhtSensor.getTempAndHumidity();
tb.sendTelemetryInt("temperature", data.temperature);
tb.sendTelemetryFloat("humidity", data.humidity);
Serial.println("Temp: " + String(data.temperature, 2) + "°C");
Serial.println("Humidity: " + String(data.humidity, 1) + "%");
Serial.println("---");
tb.loop();
tb.loop();
}