Forum Domoticz en français

Code : Tout sélectionner

#include "DFRobot_ESP_PH.h"
#include <EEPROM.h>

DFRobot_ESP_PH ph;
#define ESPADC 4096.0   //the esp Analog Digital Convertion value
#define ESPVOLTAGE 3300 //the esp voltage supply value
#define PH_PIN 35    //the esp gpio data pin number
float voltage, phValue, temperature = 25;

//connection wifi ESP32
void initWiFi() {
  WiFi.mode(WIFI_STA);
  WiFi.begin(ssid, password);
  Serial.print("Connecting to WiFi ..");
  while (WiFi.status() != WL_CONNECTED) {
    Serial.print('.');
    delay(1000);
  }
  Serial.println(WiFi.localIP());
}

// Replace with your network credentials
const char* ssid = "REPLACE_WITH_YOUR_SSID";
const char* password = "REPLACE_WITH_YOUR_PASSWORD";


void setup()
{
  Serial.begin(115200);
  EEPROM.begin(32);//needed to permit storage of calibration value in eeprom
  ph.begin();
}

void loop()
{
  static unsigned long timepoint = millis();
  if (millis() - timepoint > 1000U) //time interval: 1s
  {
    timepoint = millis();
    //voltage = rawPinValue / esp32ADC * esp32Vin
    voltage = analogRead(PH_PIN) / ESPADC * ESPVOLTAGE; // read the voltage
    Serial.print("voltage:");
    Serial.println(voltage, 4);
    
    //temperature = readTemperature();  // read your temperature sensor to execute temperature compensation
    Serial.print("temperature:");
    Serial.print(temperature, 1);
    Serial.println("^C");

    phValue = ph.readPH(voltage, temperature); // convert voltage to pH with temperature compensation
    Serial.print("pH:");
    Serial.println(phValue, 4);
  }
  ph.calibration(voltage, temperature); // calibration process by Serail CMD

   String url = "/json.htm?type=command&param=udevice&idx=12&nvalue=0&svalue=";
   url += String(phValue);
     
   sendDomoticz(url);

}


void sendDomoticz(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();
  }

float readTemperature()
{
  //add your code here to get the temperature from your temperature sensor
}