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fixed mqtt

master
Domagoj Zecevic 2 years ago
parent
eb82bb2b1d
commit
d819907010
1 changed files with 38 additions and 31 deletions
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  1. 69
      tata_station/tata_station.ino

69
tata_station/tata_station.ino
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@ -1,6 +1,6 @@
#include <DHT.h>
#include <ESP8266WiFi.h>
#include <PubSubClient.h>
#include <ArduinoMqttClient.h>
#include <LiquidCrystal_I2C.h>
// set the LCD number of columns and rows
@ -11,16 +11,14 @@ LiquidCrystal_I2C lcd(0x27, lcdColumns, lcdRows);
// WiFi Info
const char* ssid = "IoT-Zecevic";
const char* password = "IoTSifra123456!";
WiFiClient espClient;
//MQTT data
const char* mqttServer = "192.168.1.11";
const int mqttPort = 1883;
const char* mqttUser = "yourMQTTuser";
const char* mqttPassword = "yourMQTTpassword";
WiFiClient espClient;
PubSubClient MQTTclient(espClient);
MqttClient MQTTclient(espClient);
// DHT setup
#define DHTPIN 2
@ -59,7 +57,7 @@ void initWiFi() {
}
void reconect() {
while (MQTTclient.connect("ESP32Client", mqttUser, mqttPassword )) {
while (!MQTTclient.connect(mqttServer, mqttPort)) {
Serial.println("Connecting to MQTT...");
}
}
@ -77,12 +75,19 @@ String prepareHtmlPage()
"<!DOCTYPE HTML>"
"<html>");
htmlPage += F("</p>"
"<p><b>Temperature:</b> ");
"<p><b>Temperatura unutra:</b> ");
htmlPage += global_temp_indoor;
htmlPage += F("</p>"
"<p><b>Humidity:</b> ");
"<p><b>Vlaznost unutra:</b> ");
htmlPage += global_hym_indoor;
htmlPage += F("</p>"
"<p><b>Temperatura vani:</b> ");
htmlPage += global_temp_outdoor;
htmlPage += F("</p>"
"<p><b>Vlaznost vani:</b> ");
htmlPage += global_hym_outdoor;
htmlPage += F("</html>"
"\r\n");
return htmlPage;
@ -104,20 +109,6 @@ void setup() {
server.begin();
Serial.printf("Web server started, open %s in a web browser\n", WiFi.localIP().toString().c_str());
//connect to MQTT
MQTTclient.setServer(mqttServer, mqttPort);
//MQTTclient.setCallback(callback);
while (!MQTTclient.connected()) {
if (MQTTclient.connect("ESP32Client", mqttUser, mqttPassword )) {
Serial.println("Connected to mqtt!");
} else {
Serial.print("failed with state ");
Serial.print(MQTTclient.state());
delay(2000);
}
}
//show 5 sec IP on display
lcd.setCursor(0, 0);
lcd.print("IP Adresa:");
@ -155,15 +146,31 @@ void loop() {
unsigned long currentMillis = millis();
//if(currentMillis - previousMillis > interval) {
// previousMillis = currentMillis;
// if (!MQTTclient.connected()) {
// WiFi.reconnect();
// reconect();
// }
// MQTTclient.publish("my/BedRoom/Temperature", String(global_temp_indoor).c_str());
// MQTTclient.publish("my/BedRoom/Humidity", String(global_hym_indoor).c_str());
// }
if(currentMillis - previousMillis > interval) {
previousMillis = currentMillis;
if (!MQTTclient.connected()) {
WiFi.reconnect();
reconect();
}
MQTTclient.beginMessage("my/Osijek/Indor-Temperature");
MQTTclient.print(String(global_temp_indoor).c_str());
MQTTclient.endMessage();
MQTTclient.beginMessage("my/Osijek/Indor-Humidity");
MQTTclient.print(String(global_hym_indoor).c_str());
MQTTclient.endMessage();
MQTTclient.beginMessage("my/Osijek/Outdoor-Temperature");
MQTTclient.print(String(global_temp_outdoor).c_str());
MQTTclient.endMessage();
MQTTclient.beginMessage("my/Osijek/Outdoor-Humidity");
MQTTclient.print(String(global_hym_outdoor).c_str());
MQTTclient.endMessage();
Serial.println("mqqt published");
}
WiFiClient serverClient = server.available();
if (serverClient)

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