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182
lib/ESPrelay/subscribe_and_publish.ino
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182
lib/ESPrelay/subscribe_and_publish.ino
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/****************************************
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* Include Libraries
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****************************************/
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#include "TheThingsMQTT.h"
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#include "TickerScheduler.h"
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#include <ESP8266WiFi.h>
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#include <PubSubClient.h>
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#include <DNSServer.h>
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#include <ESP8266WebServer.h>
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#include <WiFiManager.h>
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#include <Adafruit_Sensor.h>
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#include <DHT.h>
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#include <DHT_U.h>
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/****************************************
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* Define Constants
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****************************************/
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#define TOKEN "" // Your TheThings TOKEN
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#define WIFINAME "" //Your SSID
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#define WIFIPASS "" // Your Wifi Pass
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TheThings client(TOKEN);
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#define DHTPIN 14 // Pin which is cosnnected to the DHT sensor.
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// Uncomment the type of sensor in use:
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//#define DHTTYPE DHT11 // DHT 11
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#define DHTTYPE DHT22 // DHT 22 (AM2302)
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//#define DHTTYPE DHT21 // DHT 21 (AM2301)
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DHT_Unified dht(DHTPIN, DHTTYPE);
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uint32_t delayMS;
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#define TRIGGER_PIN 0
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#define FRECUENCY 2000
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char *AP="TEST_BQ";
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String prefix="rel";
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const char WiFiAPPSK[] = "prueba";
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WiFiManager wifiManager;
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#define RELAY1 12
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#define RELAY2 13
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#define MEASUREMENT_TIME 30000 // Time in milisecons
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float Temperature,Humidity;
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TickerScheduler ts(1);
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/****************************************
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* Auxiliar Functions
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****************************************/
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//void configWiFi(){
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// wifiManager.resetSettings();
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// if(!wifiManager.autoConnect(AP,WiFiAPPSK)) {
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// Serial.println("Reconfiguration called");
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// delay(3000);
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// //reset and try again, or maybe put it to deep sleep
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// ESP.reset();
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// delay(15000);
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// }
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//}
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void callback(char* topic, byte* payload, unsigned int length) {
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Serial.print("Message arrived");
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// handle message arrived
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String text = "";
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for (int i = 0; i < length; i++)
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text.concat((char)payload[i]);
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Serial.println(text);
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text.replace(" ", "");
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text.toUpperCase();
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if (text.indexOf("\"KEY\":\"REL1\"") >= 0) {
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if (text.indexOf("\"VALUE\":\"ON\"") >= 0) digitalWrite(RELAY1,HIGH);
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else if (text.indexOf("\"VALUE\":\"OFF\"") >= 0) digitalWrite(RELAY1,LOW);
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}
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else if (text.indexOf("\"KEY\":\"REL2\"") >= 0) {
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if (text.indexOf("\"VALUE\":\"ON\"") >= 0) digitalWrite(RELAY2,HIGH);
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else if (text.indexOf("\"VALUE\":\"OFF\"") >= 0) digitalWrite(RELAY2,LOW);
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}
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}
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float temperatureMeasurement(sensors_event_t event, DHT_Unified dht){
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// Get temperature event and print its value.
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dht.temperature().getEvent(&event);
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if (isnan(event.temperature)) {
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Serial.println("Error reading temperature!");
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}
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else {
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Serial.print("Temperature: ");
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Serial.print(event.temperature);
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Serial.println(" *C");
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return event.temperature;
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}
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}
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float humidityMeasurement(sensors_event_t event, DHT_Unified dht){
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// Get humidity event and print its value.
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dht.humidity().getEvent(&event);
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if (isnan(event.relative_humidity)) {
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Serial.println("Error reading humidity!");
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}
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else {
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Serial.print("Humidity: ");
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Serial.print(event.relative_humidity);
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Serial.println("%");
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return event.relative_humidity;
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}
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}
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void measureAndSend(){
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sensors_event_t event;
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Temperature=temperatureMeasurement(event,dht);
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Humidity=humidityMeasurement(event,dht);
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client.add("Temperature", Temperature);
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client.add("Humidity", Humidity);
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client.publish();
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}
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/****************************************
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* Main Functions
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****************************************/
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void setup() {
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// put your setup code here, to run once:
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Serial.begin(115200);
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delay(100);
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pinMode(RELAY1,OUTPUT);
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pinMode(RELAY2,OUTPUT);
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dht.begin();
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sensor_t sensor;
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// pinMode(TRIGGER_PIN, INPUT);
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// attachInterrupt(digitalPinToInterrupt(TRIGGER_PIN), configWiFi, RISING);
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//
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// //sets timeout until configuration portal gets turned off
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// //useful to make it all retry or go to sleep
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// //in seconds
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// wifiManager.setTimeout(280);
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//
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// //fetches ssid and pass and tries to connect
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// //if it does not connect it starts an access point with the specified name
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// //here "AutoConnectAP"
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// //and goes into a blocking loop awaiting configuration
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// if(!wifiManager.autoConnect(AP,WiFiAPPSK)) {
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// Serial.println("failed to connect and hit timeout");
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// delay(3000);
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// //reset and try again, or maybe put it to deep sleep
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// //ESP.reset();
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// delay(FRECUENCY);
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// }
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// //if you get here you have connected to the WiFi
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// Serial.println("connected...yeey :)");
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client.wifiConnection(WIFINAME, WIFIPASS);
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//client.wifiConnection2();
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client.begin(callback);
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client.subscribe(); //Insert the dataSource and Variable's Labels
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ts.add(0, MEASUREMENT_TIME, [&](void*) { measureAndSend(); }, nullptr, false);
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ts.enableAll();
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}
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void loop() {
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// put your main code here, to run repeatedly:
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ts.update();
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if(!client.connected()){
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client.reconnect();
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client.subscribe(); //Insert the dataSource and Variable's Labels
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}
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client.loop();
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}
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