Direct Link remote display for temperature and humidity

Post Reply
elmaya
Posts: 74
Joined: Wed Jun 27, 2018 5:48 pm
Location: Sevilla

Sun Dec 30, 2018 6:01 pm

Image
D1 = Lcd SCL
D2 = Lcd SDA
D3 = Config
D4 = Status led

Code: Select all

#include <FS.h>       // ---- esp board manager 2.4.2 --- iwip Variant V2 higher Bandwidth
#include <WiFiClientSecure.h>
#include <ESP8266WiFi.h>
#include <DNSServer.h>
#include <WiFiManager.h>     //--------- https://github.com/tzapu/WiFiManager/tree/0.14 -------------
#include <ArduinoJson.h>     //--------- https://github.com/bblanchon/ArduinoJson/tree/v5.13.2 ------
#include <Ticker.h>      //for LED status
#include <LiquidCrystal_I2C.h>
Ticker ticker;
LiquidCrystal_I2C lcd(0x27, 20, 4);
const char* host = ".org";
const int httpsPort = 443;

// Use web browser to view and copy
// SHA1 fingerprint of the certificate
const char* fingerprint = "CF 05 98 89 CA FF 8E D8 5E 5C E0 C2 E4 F7 E6 C3 C7 50 DD 5C";

//define your default values here, if there are different values in config.json, they are overwritten.
//length should be max size + 1 
char Supla_server[20];
char D_Link_1[40];
byte mac[6];
String url = "/direct";

//flag for saving data
bool shouldSaveConfig = false;
bool initialConfig = false;
#define onboard_led D4  
#define config_PIN D3     // triger config
int C_W_state = HIGH;            
int last_C_W_state = HIGH;       
unsigned long time_last_C_W_change = 0;   
long C_W_delay = 5000;               // config delay 5 seconds  ------------ opóźnienie konfiguracji 5 sekund
int Temp_mtbs = 15000;                //Temperature update delay
unsigned long Temp_lasttime; 
unsigned long wifi_checkDelay = 20000;  // wifi reconnect delay tray to reconnect every 20 seconds ---------new---------- Wi-Fi podłącz tacę opóźniającą, aby ponownie połączyć się co 20 sekund
unsigned long wifimilis;   //  

int timeout           = 120; // seconds to run for

void tick()
{
  //toggle state
  int state = digitalRead(onboard_led);  // get the current state of D4 pin
  digitalWrite(onboard_led, !state);     // set pin to the opposite state
}

//callback notifying us of the need to save config
void saveConfigCallback () {
  Serial.println("Should save config");
  shouldSaveConfig = true;
}
void ondemandwifiCallback () {
  ticker.attach(0.2, tick);
// The extra parameters to be configured (can be either global or just in the setup)
  // After connecting, parameter.getValue() will get you the configured value
  // id/name placeholder/prompt default length
  WiFiManagerParameter custom_Supla_server("server", "supla server", Supla_server, 20);
  WiFiManagerParameter custom_D_Link_1("Link 1", "D_Link_1", D_Link_1, 40);
  //WiFiManager
  //Local intialization. Once its business is done, there is no need to keep it around
  WiFiManager wifiManager;

  //set config save notify callback
  wifiManager.setSaveConfigCallback(saveConfigCallback);
  
  //add all your parameters here
  wifiManager.addParameter(&custom_Supla_server);
  wifiManager.addParameter(&custom_D_Link_1);

  wifiManager.setCustomHeadElement("<style>html{ background-color: #01DF3A;}</style><div class='s'><svg version='1.1' id='l' x='0' y='0' viewBox='0 0 200 200' xml:space='preserve'><path d='M59.3,2.5c18.1,0.6,31.8,8,40.2,23.5c3.1,5.7,4.3,11.9,4.1,18.3c-0.1,3.6-0.7,7.1-1.9,10.6c-0.2,0.7-0.1,1.1,0.6,1.5c12.8,7.7,25.5,15.4,38.3,23c2.9,1.7,5.8,3.4,8.7,5.3c1,0.6,1.6,0.6,2.5-0.1c4.5-3.6,9.8-5.3,15.7-5.4c12.5-0.1,22.9,7.9,25.2,19c1.9,9.2-2.9,19.2-11.8,23.9c-8.4,4.5-16.9,4.5-25.5,0.2c-0.7-0.3-1-0.2-1.5,0.3c-4.8,4.9-9.7,9.8-14.5,14.6c-5.3,5.3-10.6,10.7-15.9,16c-1.8,1.8-3.6,3.7-5.4,5.4c-0.7,0.6-0.6,1,0,1.6c3.6,3.4,5.8,7.5,6.2,12.2c0.7,7.7-2.2,14-8.8,18.5c-12.3,8.6-30.3,3.5-35-10.4c-2.8-8.4,0.6-17.7,8.6-22.8c0.9-0.6,1.1-1,0.8-2c-2-6.2-4.4-12.4-6.6-18.6c-6.3-17.6-12.7-35.1-19-52.7c-0.2-0.7-0.5-1-1.4-0.9c-12.5,0.7-23.6-2.6-33-10.4c-8-6.6-12.9-15-14.2-25c-1.5-11.5,1.7-21.9,9.6-30.7C32.5,8.9,42.2,4.2,53.7,2.7c0.7-0.1,1.5-0.2,2.2-0.2C57,2.4,58.2,2.5,59.3,2.5z M76.5,81c0,0.1,0.1,0.3,0.1,0.6c1.6,6.3,3.2,12.6,4.7,18.9c4.5,17.7,8.9,35.5,13.3,53.2c0.2,0.9,0.6,1.1,1.6,0.9c5.4-1.2,10.7-0.8,15.7,1.6c0.8,0.4,1.2,0.3,1.7-0.4c11.2-12.9,22.5-25.7,33.4-38.7c0.5-0.6,0.4-1,0-1.6c-5.6-7.9-6.1-16.1-1.3-24.5c0.5-0.8,0.3-1.1-0.5-1.6c-9.1-4.7-18.1-9.3-27.2-14c-6.8-3.5-13.5-7-20.3-10.5c-0.7-0.4-1.1-0.3-1.6,0.4c-1.3,1.8-2.7,3.5-4.3,5.1c-4.2,4.2-9.1,7.4-14.7,9.7C76.9,80.3,76.4,80.3,76.5,81z M89,42.6c0.1-2.5-0.4-5.4-1.5-8.1C83,23.1,74.2,16.9,61.7,15.8c-10-0.9-18.6,2.4-25.3,9.7c-8.4,9-9.3,22.4-2.2,32.4c6.8,9.6,19.1,14.2,31.4,11.9C79.2,67.1,89,55.9,89,42.6z M102.1,188.6c0.6,0.1,1.5-0.1,2.4-0.2c9.5-1.4,15.3-10.9,11.6-19.2c-2.6-5.9-9.4-9.6-16.8-8.6c-8.3,1.2-14.1,8.9-12.4,16.6C88.2,183.9,94.4,188.6,102.1,188.6z M167.7,88.5c-1,0-2.1,0.1-3.1,0.3c-9,1.7-14.2,10.6-10.8,18.6c2.9,6.8,11.4,10.3,19,7.8c7.1-2.3,11.1-9.1,9.6-15.9C180.9,93,174.8,88.5,167.7,88.5z'/></svg>");

  //set minimu quality of signal so it ignores AP's under that quality
  //defaults to 8%
  wifiManager.setMinimumSignalQuality();

  // set configportal timeout
    wifiManager.setConfigPortalTimeout(timeout);

    if (!wifiManager.startConfigPortal("Remote_Temp")) {
      Serial.println("failed to connect and hit timeout");
      delay(3000);
      //reset and try again, or maybe put it to deep sleep
      ESP.restart();
      delay(5000);
    }
    //if you get here you have connected to the WiFi
    Serial.println("connected...yeey :)");
    
    //read updated parameters
    strcpy(Supla_server, custom_Supla_server.getValue());
    strcpy(D_Link_1, custom_D_Link_1.getValue());   
}

void setup() {  //------------------------------------------------ Setup ----------------------------------------------

  Serial.begin(115200);
  //sensors.begin();

  pinMode(config_PIN, INPUT_PULLUP);
  pinMode(onboard_led, OUTPUT);
  lcd.init();  
  lcd.backlight(); // Turn on the backlight.
  lcd.setCursor(0, 0);
  lcd.print("temperature:"); 
  lcd.setCursor(0, 1);
  lcd.print(" humidity:");  
 
  ticker.attach(0.8, tick);
  
  if (WiFi.SSID()==""){   
    initialConfig = true;
  }
  //read configuration from FS json
  Serial.println("mounting FS...");
  
  if (SPIFFS.begin()) {
    Serial.println("mounted file system");
    if (SPIFFS.exists("/config.json")) {
      //file exists, reading and loading
      Serial.println("reading config file");
      File configFile = SPIFFS.open("/config.json", "r");
      if (configFile) {
        Serial.println("opened config file");
        size_t size = configFile.size();
        // Allocate a buffer to store contents of the file.
        std::unique_ptr<char[]> buf(new char[size]);

        configFile.readBytes(buf.get(), size);
        DynamicJsonBuffer jsonBuffer;         
        JsonObject& json = jsonBuffer.parseObject(buf.get());
        Serial.println(jsonBuffer.size());
        json.printTo(Serial);
        if (json.success()) {
          Serial.println("\nparsed json");

          strcpy(Supla_server, json["Supla_server"]);
          strcpy(D_Link_1, json["D_Link_1"]);
        } else {
          Serial.println("failed to load json config");
          
        }
      }
    }
  } else {
    Serial.println("failed to mount FS");
  } 
  host = Supla_server;
  WiFi.mode(WIFI_STA); 
}

void loop() { 

  if  (initialConfig)  {
    ondemandwifiCallback () ;
    initialConfig = false; 
  }
   int C_W_read = digitalRead(config_PIN);{    
   if (C_W_read != last_C_W_state) {       
     
     time_last_C_W_change = millis();
   }
   if ((millis() - time_last_C_W_change) > C_W_delay) {
     
     if (C_W_read != C_W_state) {     
       Serial.println("Triger sate changed");
       C_W_state = C_W_read;
       
       if (C_W_state == LOW) {
        ondemandwifiCallback () ;
       }
     }
    }
   last_C_W_state = C_W_read;            
   }
     if (millis() > Temp_lasttime + Temp_mtbs)  {    //-------------Temp_lasttime--------------------
     url = D_Link_1; 
     Temp_Hum_D_Link();
    
    Temp_lasttime = millis();
  }
  //save the custom parameters to FS
  if (shouldSaveConfig) {
    Serial.println("saving config");
    DynamicJsonBuffer jsonBuffer;
    JsonObject& json = jsonBuffer.createObject();
    json["Supla_server"] = Supla_server;
    json["D_Link_1"] = D_Link_1;

    File configFile = SPIFFS.open("/config.json", "w");
    if (!configFile) {
      Serial.println("failed to open config file for writing");
    }
    json.prettyPrintTo(Serial);
    json.printTo(configFile);
    configFile.close();
    Serial.println("config saved");
    shouldSaveConfig = false;
    //end save
    WiFi.mode(WIFI_STA);
    ticker.detach();
    digitalWrite(onboard_led, HIGH);
    ESP.restart();
    delay(5000); 
    }
  
  if (WiFi.status() != WL_CONNECTED) 
   {
    ticker.attach(0.6, tick);
    WiFi_up();
   }
  

}

void WiFi_up() { 
  if (millis() > wifimilis)  {
  WiFi.begin(); 
  for (int x = 20; x > 0; x--) 
  {
    if (x == 1){
    wifimilis = (millis() + wifi_checkDelay) ; 
    }           
    if (WiFi.status() == WL_CONNECTED) 
    {    
     break;                   
    }
    else                              
    {
     yield();
     delay(500);   
      Serial.print(".");                                         
    }    
  }
  if (WiFi.status() == WL_CONNECTED)
  {
    ticker.detach();
    digitalWrite(onboard_led, HIGH);
    Serial.println("");
    Serial.println("Connected");
    Serial.println("Adres IP: ");
    Serial.print(WiFi.localIP());
    Serial.print(" / ");
    Serial.print(WiFi.subnetMask());
    Serial.print(" / ");
    Serial.println(WiFi.gatewayIP());
    long rssi = WiFi.RSSI();
    Serial.print("(RSSI): ");
    Serial.print(rssi);
    Serial.println(" dBm");
  }
  if (WiFi.status() != WL_CONNECTED) 
  {
    Serial.println("");
    Serial.println("connection failed");
  }
  }
}
void Temp_Hum_D_Link() {
  // Use WiFiClientSecure class to create TLS connection
  WiFiClientSecure client;
  Serial.print("connecting to ");
  Serial.println(host);
  if (!client.connect(host, httpsPort)) {
    Serial.println("connection failed");
    return;
  }
  Serial.print("requesting URL: ");
  Serial.println(url);
  client.print(String("GET ") + url + " HTTP/1.1\r\n" +
               "Host: " + host + "\r\n" +
               "User-Agent: ESP8266\r\n" +
               "Connection: close\r\n\r\n");
  Serial.println("request sent");
  while (client.connected()) {
    String line = client.readStringUntil('\n');
    if (line == "\r") {
      Serial.println("headers received");
      break;
    }
  }
  String line = client.readStringUntil('}');
  line = line + "}";
  Serial.println("reply was:");
  Serial.println("==========");
  Serial.println(line);
  Serial.println("==========");
  DynamicJsonBuffer  jsonBuffer(200);
    JsonObject& root = jsonBuffer.parseObject(line);

  // Test if parsing succeeds.
  if (!root.success()) {
    Serial.println("parseObject() failed");
    return;
  }

  int Humi = root["humidity"];
  double Temp = root["temperature"];
  

  // Print values.
  Serial.print("temperature ");
  Serial.println(Temp, 2);
  Serial.print("humidity ");
  Serial.println(Humi);
  Serial.println("closing connection");
  lcd.setCursor(14,0);
  //delay(100);
  lcd.print("     ");
  lcd.setCursor(14,0);
  //delay(100);
  lcd.print(Temp, 2);
  lcd.print("c");
  //delay(100);
  lcd.setCursor(12,1);
 // delay(100);
  lcd.print("      ");
  lcd.setCursor(12,1);
  //delay(100);
  lcd.print(Humi);
  lcd.print("%");
}
User avatar
Duch__
Posts: 452
Joined: Wed Aug 24, 2016 7:26 pm
Location: Opole

Sun Dec 30, 2018 8:54 pm

Great soft. Thanks.
Aktualnie zainstalowane na budowie: 8x SRW-01, 1x ROW-02, SUPLA BUTTON V2.0, 1x YUNSHAN (jako dzwonek),16 x DS na ESP (GUI) by MŁA ;).

Przydatne linki:
viewtopic.php?f=9&t=4160
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elmaya
Posts: 74
Joined: Wed Jun 27, 2018 5:48 pm
Location: Sevilla

Sun Dec 30, 2018 11:12 pm

2 sensor
Image

Code: Select all

#include <FS.h>       // ---- esp board manager 2.4.2 --- iwip Variant V2 higher Bandwidth
#include <WiFiClientSecure.h>
#include <ESP8266WiFi.h>
#include <DNSServer.h>
#include <WiFiManager.h>     //--------- https://github.com/tzapu/WiFiManager/tree/0.14 -------------
#include <ArduinoJson.h>     //--------- https://github.com/bblanchon/ArduinoJson/tree/v5.13.2 ------
#include <Ticker.h>      //for LED status
#include <LiquidCrystal_I2C.h>
Ticker ticker;
LiquidCrystal_I2C lcd(0x27, 20, 4);
const char* host = ".org";
const int httpsPort = 443;

const char* fingerprint = "CF 05 98 89 CA FF 8E D8 5E 5C E0 C2 E4 F7 E6 C3 C7 50 DD 5C";

char Supla_server[20];
char D_Link_1[40];
char D_Link_2[40];
byte mac[6];
String url = "/direct";

bool shouldSaveConfig = false;
bool initialConfig = false;
#define onboard_led D4  
#define config_PIN D3     // triger config
int Temp_mtbs = 15000;                //Temperature update interval 15 seconds
unsigned long Temp_lasttime; 
unsigned long wifi_checkDelay = 20000;  // wifi reconnect delay tray to reconnect every 20 seconds ------------ Wi-Fi podłącz tacę opóźniającą, aby ponownie połączyć się co 20 sekund
unsigned long wifimilis;   //  
int row = 0;
int timeout  = 120; // seconds to run for

void tick()
{
  //toggle state
  int state = digitalRead(onboard_led);  // get the current state of D4 pin
  digitalWrite(onboard_led, !state);     // set pin to the opposite state
}

//callback notifying us of the need to save config
void saveConfigCallback () {
  Serial.println("Should save config");
  shouldSaveConfig = true;
}
void ondemandwifiCallback () {
  ticker.attach(0.2, tick);

  WiFiManagerParameter custom_Supla_server("server", "supla server", Supla_server, 20);
  WiFiManagerParameter custom_D_Link_1("Link 1", "D_Link_1", D_Link_1, 40);
  WiFiManagerParameter custom_D_Link_2("Link 2", "D_Link_2", D_Link_2, 40);
 
  WiFiManager wifiManager;

  wifiManager.setSaveConfigCallback(saveConfigCallback);
  
  wifiManager.addParameter(&custom_Supla_server);
  wifiManager.addParameter(&custom_D_Link_1);
  wifiManager.addParameter(&custom_D_Link_2);

  wifiManager.setCustomHeadElement("<style>html{ background-color: #01DF3A;}</style><div class='s'><svg version='1.1' id='l' x='0' y='0' viewBox='0 0 200 200' xml:space='preserve'><path d='M59.3,2.5c18.1,0.6,31.8,8,40.2,23.5c3.1,5.7,4.3,11.9,4.1,18.3c-0.1,3.6-0.7,7.1-1.9,10.6c-0.2,0.7-0.1,1.1,0.6,1.5c12.8,7.7,25.5,15.4,38.3,23c2.9,1.7,5.8,3.4,8.7,5.3c1,0.6,1.6,0.6,2.5-0.1c4.5-3.6,9.8-5.3,15.7-5.4c12.5-0.1,22.9,7.9,25.2,19c1.9,9.2-2.9,19.2-11.8,23.9c-8.4,4.5-16.9,4.5-25.5,0.2c-0.7-0.3-1-0.2-1.5,0.3c-4.8,4.9-9.7,9.8-14.5,14.6c-5.3,5.3-10.6,10.7-15.9,16c-1.8,1.8-3.6,3.7-5.4,5.4c-0.7,0.6-0.6,1,0,1.6c3.6,3.4,5.8,7.5,6.2,12.2c0.7,7.7-2.2,14-8.8,18.5c-12.3,8.6-30.3,3.5-35-10.4c-2.8-8.4,0.6-17.7,8.6-22.8c0.9-0.6,1.1-1,0.8-2c-2-6.2-4.4-12.4-6.6-18.6c-6.3-17.6-12.7-35.1-19-52.7c-0.2-0.7-0.5-1-1.4-0.9c-12.5,0.7-23.6-2.6-33-10.4c-8-6.6-12.9-15-14.2-25c-1.5-11.5,1.7-21.9,9.6-30.7C32.5,8.9,42.2,4.2,53.7,2.7c0.7-0.1,1.5-0.2,2.2-0.2C57,2.4,58.2,2.5,59.3,2.5z M76.5,81c0,0.1,0.1,0.3,0.1,0.6c1.6,6.3,3.2,12.6,4.7,18.9c4.5,17.7,8.9,35.5,13.3,53.2c0.2,0.9,0.6,1.1,1.6,0.9c5.4-1.2,10.7-0.8,15.7,1.6c0.8,0.4,1.2,0.3,1.7-0.4c11.2-12.9,22.5-25.7,33.4-38.7c0.5-0.6,0.4-1,0-1.6c-5.6-7.9-6.1-16.1-1.3-24.5c0.5-0.8,0.3-1.1-0.5-1.6c-9.1-4.7-18.1-9.3-27.2-14c-6.8-3.5-13.5-7-20.3-10.5c-0.7-0.4-1.1-0.3-1.6,0.4c-1.3,1.8-2.7,3.5-4.3,5.1c-4.2,4.2-9.1,7.4-14.7,9.7C76.9,80.3,76.4,80.3,76.5,81z M89,42.6c0.1-2.5-0.4-5.4-1.5-8.1C83,23.1,74.2,16.9,61.7,15.8c-10-0.9-18.6,2.4-25.3,9.7c-8.4,9-9.3,22.4-2.2,32.4c6.8,9.6,19.1,14.2,31.4,11.9C79.2,67.1,89,55.9,89,42.6z M102.1,188.6c0.6,0.1,1.5-0.1,2.4-0.2c9.5-1.4,15.3-10.9,11.6-19.2c-2.6-5.9-9.4-9.6-16.8-8.6c-8.3,1.2-14.1,8.9-12.4,16.6C88.2,183.9,94.4,188.6,102.1,188.6z M167.7,88.5c-1,0-2.1,0.1-3.1,0.3c-9,1.7-14.2,10.6-10.8,18.6c2.9,6.8,11.4,10.3,19,7.8c7.1-2.3,11.1-9.1,9.6-15.9C180.9,93,174.8,88.5,167.7,88.5z'/></svg>");

  wifiManager.setMinimumSignalQuality();

    wifiManager.setConfigPortalTimeout(timeout);

    if (!wifiManager.startConfigPortal("Remote_Temp_x2")) {
      Serial.println("failed to connect and hit timeout");
      delay(3000);
      ESP.restart();
      delay(5000);
    }
    Serial.println("connected...yeey :)");
    
    strcpy(Supla_server, custom_Supla_server.getValue());
    strcpy(D_Link_1, custom_D_Link_1.getValue()); 
    strcpy(D_Link_2, custom_D_Link_2.getValue());   
}

void setup() {  //------------------------------------------------ Setup ----------------------------------------------

  Serial.begin(115200);
  //sensors.begin();

  pinMode(config_PIN, INPUT_PULLUP);
  pinMode(onboard_led, OUTPUT);
  lcd.init();  
  lcd.backlight(); // Turn on the backlight.
  lcd.setCursor(0, 0);
  lcd.print("temperature:"); 
  lcd.setCursor(0, 1);
  lcd.print("  humidity:"); 
  lcd.setCursor(0, 2);
  lcd.print("temperature:"); 
  lcd.setCursor(0, 3);
  lcd.print("  humidity:");  
 
  ticker.attach(0.8, tick);
  
  if (WiFi.SSID()==""){   
    initialConfig = true;
  }
  Serial.println("mounting FS...");
  
  if (SPIFFS.begin()) {
    Serial.println("mounted file system");
    if (SPIFFS.exists("/config.json")) {
      //file exists, reading and loading
      Serial.println("reading config file");
      File configFile = SPIFFS.open("/config.json", "r");
      if (configFile) {
        Serial.println("opened config file");
        size_t size = configFile.size();
        // Allocate a buffer to store contents of the file.
        std::unique_ptr<char[]> buf(new char[size]);

        configFile.readBytes(buf.get(), size);
        DynamicJsonBuffer jsonBuffer;         
        JsonObject& json = jsonBuffer.parseObject(buf.get());
        Serial.println(jsonBuffer.size());
        json.printTo(Serial);
        if (json.success()) {
          Serial.println("\nparsed json");

          strcpy(Supla_server, json["Supla_server"]);
          strcpy(D_Link_1, json["D_Link_1"]);
          strcpy(D_Link_2, json["D_Link_2"]);
        } else {
          Serial.println("failed to load json config");
          
        }
      }
    }
  } else {
    Serial.println("failed to mount FS");
  } 
  host = Supla_server;
  WiFi.mode(WIFI_STA); 
}

void loop() { 

  if ( digitalRead(config_PIN) == LOW|| (initialConfig))  {
    ondemandwifiCallback () ;
    initialConfig = false; 
  }
     if (millis() > Temp_lasttime + Temp_mtbs)  {    //-------------Temp_lasttime--------------------
     url = D_Link_1; 
     row = 0;
     Temp_Hum_D_Link();
     
     url = D_Link_2; 
     row = 2;
     Temp_Hum_D_Link();
         
    Temp_lasttime = millis();
  }

  if (shouldSaveConfig) {
    Serial.println("saving config");
    DynamicJsonBuffer jsonBuffer;
    JsonObject& json = jsonBuffer.createObject();
    json["Supla_server"] = Supla_server;
    json["D_Link_1"] = D_Link_1;
    json["D_Link_2"] = D_Link_2;

    File configFile = SPIFFS.open("/config.json", "w");
    if (!configFile) {
      Serial.println("failed to open config file for writing");
    }
    json.prettyPrintTo(Serial);
    json.printTo(configFile);
    configFile.close();
    Serial.println("config saved");
    shouldSaveConfig = false;
    //end save
    WiFi.mode(WIFI_STA);
    ticker.detach();
    digitalWrite(onboard_led, HIGH);
    ESP.restart();
    delay(5000); 
    }
  
  if (WiFi.status() != WL_CONNECTED) 
   {
    ticker.attach(0.6, tick);
    WiFi_up();
   }  
}

void WiFi_up() { 
  if (millis() > wifimilis)  {
  WiFi.begin(); 
  for (int x = 20; x > 0; x--) 
  {
    if (x == 1){
    wifimilis = (millis() + wifi_checkDelay) ; 
    }           
    if (WiFi.status() == WL_CONNECTED) 
    { 
      ticker.detach();
      digitalWrite(onboard_led, HIGH);   
     break;                   
    }
    else                              
    {
     yield();
     delay(500);   
      Serial.print(".");                                         
    }    
  }
  if (WiFi.status() == WL_CONNECTED)
  {
    ticker.detach();
    digitalWrite(onboard_led, HIGH);
    Serial.println("");
    Serial.println("Connected");
    Serial.println("Adres IP: ");
    Serial.print(WiFi.localIP());
    Serial.print(" / ");
    Serial.print(WiFi.subnetMask());
    Serial.print(" / ");
    Serial.println(WiFi.gatewayIP());
    long rssi = WiFi.RSSI();
    Serial.print("(RSSI): ");
    Serial.print(rssi);
    Serial.println(" dBm");
  }
  if (WiFi.status() != WL_CONNECTED) 
  {
    Serial.println("");
    Serial.println("connection failed");
  }
  }
}
void Temp_Hum_D_Link() {

  WiFiClientSecure client;
  Serial.print("connecting to ");
  Serial.println(host);
  if (!client.connect(host, httpsPort)) {
    Serial.println("connection failed");
    return;
  }
  Serial.print("requesting URL: ");
  Serial.println(url);
  client.print(String("GET ") + url + " HTTP/1.1\r\n" +
               "Host: " + host + "\r\n" +
               "User-Agent: ESP8266\r\n" +
               "Connection: close\r\n\r\n");
  Serial.println("request sent");
  while (client.connected()) {
    String line = client.readStringUntil('\n');
    if (line == "\r") {
      Serial.println("headers received");
      break;
    }
  }
  String line = client.readStringUntil('}');
  line = line + "}";
  Serial.println("reply was:");
  Serial.println("==========");
  Serial.println(line);
  Serial.println("==========");
  DynamicJsonBuffer  jsonBuffer(200);
    JsonObject& root = jsonBuffer.parseObject(line);

  if (!root.success()) {
    Serial.println("parseObject() failed");
    return;
  }
  int Humi = root["humidity"];
  double Temp = root["temperature"];
  
  Serial.print("temperature ");
  Serial.println(Temp, 2);
  Serial.print("humidity ");
  Serial.println(Humi);
  Serial.println("closing connection");
     lcd.setCursor(13,(row));
     lcd.print("      ");
     lcd.setCursor(13,(row));
     lcd.print(Temp, 2);
     lcd.print(" C");
     lcd.setCursor(13,(row+1));
     lcd.print("      ");
     lcd.setCursor(13,(row+1));
     lcd.print(Humi);
     lcd.print("%");
}
Attachments
Remot_Temp_Hum_Display_D_Link_X2.nodemcu.rar
compiled firmware
(269.14 KiB) Downloaded 16 times
User avatar
dawidd
Posts: 292
Joined: Tue Dec 19, 2017 12:45 pm

Mon Dec 31, 2018 6:28 am

:D
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