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TEST_DOMO/TEST_DOMO.ino

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+/*
+ * Read multiple One-Wire DS18B20 probes and publish value on Domoticz with HTTP request
+ * Lecture multiple de sonde OneWire DS18B20 et plublication des mesures sur un serveur Domoticz requete HTTP
+ * Code adapté - Code adaptated 
+ * 
+ */
+#include <OneWire.h>
+#include <DallasTemperature.h>
+// Pour un ESP32 (le SDK Espressif doit être installé) | For ESP32 (Espressif SDK must be installed) 
+//#include <WiFi.h>
+//#include <HTTPClient.h>
+// Pour une carte ESP8266 | For ESP8266 development board
+#include <ESP8266WiFi.h>
+#include <ESP8266HTTPClient.h>
+#include <PubSubClient.h>
+
+// Data wire is plugged into port 4 on the Arduino or ESP32
+#define ONE_WIRE_BUS A0
+#define TEMPERATURE_PRECISION 10
+
+// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
+OneWire oneWire(ONE_WIRE_BUS);
+
+// Pass our oneWire reference to Dallas Temperature. 
+DallasTemperature sensors(&oneWire);
+
+// Tableaux contenant l'adresse de chaque sonde OneWire | arrays to hold device addresses
+DeviceAddress insideThermometer = { 0x28,  0x61,  0x64,  0x11,  0xB1,  0x94,  0xAE,  0xC };
+//DeviceAddress outsideThermometer = { 0x28,  0xF4,  0xBC,  0x26,  0x0,  0x0,  0x80,  0x2B };
+
+// Parametres WIFI - WiFi settings
+#define wifi_ssid "Livebox-37cc"
+#define wifi_password "8A6060920A8A86896F770F2C47"
+
+// Paramètres HTTP Domoticz - HTTP Domoticz settings
+const char* host = "192.168.1.3";
+const int   port = 81;
+#define IDX_insideTemp    66
+//#define IDX_outsideTemp   31
+ 
+HTTPClient http;
+
+void setup() {
+  Serial.begin(9600);
+
+  // Connexion au réseau WiFi, connexion aux sondes
+  // Start WiFi connexion and probes
+  setup_wifi();           
+  sensors.begin();
+
+  // locate devices on the bus
+  Serial.print("Locating devices...");
+  Serial.print("Found ");
+  Serial.print(sensors.getDeviceCount(), DEC);
+  Serial.println(" devices.");
+
+  // report parasite power requirements
+  Serial.print("Parasite power is: "); 
+  if (sensors.isParasitePowerMode()) Serial.println("ON");
+  else Serial.println("OFF");
+
+  // Vérifie sir les capteurs sont connectés | check and report if sensors are conneted 
+  if (!sensors.getAddress(insideThermometer, 0)) Serial.println("Unable to find address for Device 0"); 
+//  if (!sensors.getAddress(outsideThermometer, 1)) Serial.println("Unable to find address for Device 1"); 
+
+  // set the resolution to 9 bit per device
+  sensors.setResolution(insideThermometer, TEMPERATURE_PRECISION);
+//  sensors.setResolution(outsideThermometer, TEMPERATURE_PRECISION);
+
+  // On vérifie que le capteur st correctement configuré | Check that ensor is correctly configured
+  Serial.print("Device 0 Resolution: ");
+  Serial.print(sensors.getResolution(insideThermometer), DEC); 
+  Serial.println();
+
+// Serial.print("Device 1 Resolution: ");
+//  Serial.print(sensors.getResolution(outsideThermometer), DEC); 
+//  Serial.println();
+}
+
+void printTemperature(String label, DeviceAddress deviceAddress){
+  float tempC = sensors.getTempC(deviceAddress);
+  Serial.print(label);
+  tempC = 25.3;
+  if (tempC == -127.00) {
+    Serial.print("Error getting temperature");
+  } else {
+    // Format JSON à respecter pour l'API Domoticz - Domoticz JSON API 
+    // /json.htm?type=command&param=udevice&idx=IDX&nvalue=0&svalue=TEMP
+    // https://www.domoticz.com/wiki/Domoticz_API/JSON_URL%27s#Temperature
+    if ( label == "Inside : " ) {
+      String url = "/json.htm?type=command&param=udevice&idx=";
+        url += String(IDX_insideTemp);
+        url += "&nvalue=0&svalue=";    
+        url += String(tempC); 
+      sendToDomoticz(url);
+    } else {
+//      String url = "/json.htm?type=command&param=udevice&idx=";
+//        url += String(IDX_outsideTemp);
+//        url += "&nvalue=0&svalue=";    
+//        url += String(tempC);  
+//      sendToDomoticz(url);
+    }
+  }  
+}
+
+void loop() {
+  Serial.print("Requesting temperatures...");
+  sensors.requestTemperatures();
+  Serial.println("DONE");
+
+  // print the device information
+  printTemperature("Inside : ", insideThermometer);
+//  printTemperature("Outside : ", outsideThermometer);
+  
+  delay(10000);
+}
+
+//Connexion au réseau WiFi
+void setup_wifi() {
+  delay(10);
+  Serial.println();
+  Serial.print("Connecting to ");
+  Serial.println(wifi_ssid);
+
+  WiFi.begin(wifi_ssid, wifi_password);
+
+  while (WiFi.status() != WL_CONNECTED) {
+    delay(500);
+    Serial.print(".");
+  }
+
+  Serial.println("");
+  Serial.println("WiFi connexion OK ");
+  Serial.print("=> Addresse IP : ");
+  Serial.print(WiFi.localIP());
+}
+
+
+void sendToDomoticz(String url){
+  Serial.print("Connecting to ");
+  Serial.println(host);
+  Serial.print("Requesting URL: ");
+  Serial.println(url);
+  http.begin(host,port,url);
+  int httpCode = http.GET();
+    if (httpCode) {
+      if (httpCode == 200) {
+        String payload = http.getString();
+        Serial.println("Domoticz response "); 
+        Serial.println(payload);
+      }
+    }
+  Serial.println("closing connection");
+  http.end();
+}