2025-11-1002

include/mess_BME280.h

@@ -0,0 +1,82 @@
+#include "Wire.h"
+
+#define Anzahl_Sensoren_BME280 2 // Mögliche Werte: '0','1','2'
+//#define Korrektur_Luftdruck KorrekturLuftdruck // Korrekturwert um Abweichungen zu offiziellen Wetterstationen auszugleichen 
+
+
+//----------------------------------------------------------------
+// Konfiguration BME280 - Temperatur und Luftfeuchte
+//----------------------------------------------------------------
+#include "Adafruit_Sensor.h"
+#include "Adafruit_BME280.h"
+uint8_t  BME280_adresse[2] = {0x76, 0x77};
+#define I2C_SDA 33
+#define I2C_SCL 32
+#define SEALEVELPRESSURE_HPA (1013.25f)
+//----------------------------------------------------------------
+
+
+const float No_Val = 999.99;
+float Temp[2] = {No_Val, No_Val};
+float Feuchte[2] = {No_Val, No_Val};
+float L_Druck[2] = {No_Val, No_Val};
+
+struct {
+  char temperature[15] = {0};
+  char pressure[15] = {0};
+  char approx_altitud[15] = {0};
+  char humity[15] = {0};
+} BME280Data;
+
+TwoWire I2CBME = TwoWire(0);
+Adafruit_BME280 my_bme;
+
+void Sensor_BME280() {
+if (Anzahl_Sensoren_BME280 > 0) {
+ float Temperatur_BME;
+ float Luftfeuchte_BME;
+ float Luftdruck_BME;
+ boolean check; 
+
+ I2CBME.begin(I2C_SDA, I2C_SCL, 100000);
+
+ for (byte i = 0; i < Anzahl_Sensoren_BME280; i++) {
+    Serial.println(BME280_adresse[i]);
+    delay(5000);
+  check = my_bme.begin(BME280_adresse[i], &I2CBME); // I2C Adresse
+  delay (100); // time to get system ready
+  if (check) { // if bme ok
+   Temperatur_BME = my_bme.readTemperature();
+   Luftfeuchte_BME = my_bme.readHumidity();
+   Luftdruck_BME = my_bme.readPressure();
+   Luftdruck_BME  = (Luftdruck_BME/100) + KorrekturLuftdruck;
+   //Luftdruck_BME = 220;
+   Serial.print("Temperature (BME280):\t\t");
+    Serial.print(Temperatur_BME);
+    Serial.println(" °C");
+    Serial.print("Luftfeuchtigkeit (BME280):\t");
+    Serial.print(Luftfeuchte_BME);
+    Serial.println(" %");
+    Serial.print("Luftdruck (BME280):\t\t");
+    Serial.print(Luftdruck_BME);
+    Serial.println(" hPa");
+  } 
+  else {
+   Temperatur_BME = No_Val;
+   Luftfeuchte_BME = No_Val;
+   Luftdruck_BME = No_Val;
+   Serial.println(" KEIN BME 280 Gefunden !!!!");
+  }
+  if (i == 0) { // erster BME
+   Temp[0] = Temperatur_BME; // Hier kann die Zuordnung der Sensoren geändert werden
+   Feuchte[0] = Luftfeuchte_BME; // Hier kann die Zuordnung der Sensoren geändert werden
+   L_Druck[0] = Luftdruck_BME;
+  }
+  if (i == 1) { // zweiter BME
+   Temp[1] = Temperatur_BME; // Hier kann die Zuordnung der Sensoren geändert werden 
+   Feuchte[1] = Luftfeuchte_BME; // Hier kann die Zuordnung der Sensoren geändert werden
+   L_Druck[1] = Luftdruck_BME;
+  }
+ }
+}
+}

include/mess_HTU21D.h

@@ -22,11 +22,11 @@ void read_HTU21D() {
     dtostrf(h,8,2,htuData.humity);
 }
 
-void M2M_HTU21D(long deviceId = 4711) {
+/* void M2M_HTU21D(long deviceId = 4711) {
     char topic[100];
     sprintf(topic, "%s%ld%s", "hjk/devices/", deviceId, "/telemetry/temperature_Htu_21" );
     client.publish(topic, htuData.temperature, true);
     sprintf(topic, "%s%ld%s", "hjk/devices/", deviceId, "/telemetry/humity" );
     client.publish(topic, htuData.humity, true);
     Serial.printf("HTU21:\t\t %s °C\n", htuData.temperature);
-    Serial.printf("HTU21:\t\t %s %% \n", htuData.humity);
+    Serial.printf("HTU21:\t\t %s %% \n", htuData.humity); */

platformio.ini

@@ -22,7 +22,7 @@ build_flags =
     -DHELLIGKEIT
     -DNoDebugCO2
     -DHTU_Korrectur=-3.15
-
+    -DKorrekturLuftdruck=0.00
 lib_deps =
     knolleary/PubSubClient @ 2.8
     ;adafruit/Adafruit GFX Library @ 1.10.4
@@ -30,7 +30,10 @@ lib_deps =
     2dom/PxMatrix LED MATRIX library @ 1.8.2
     ;adafruit/Adafruit BusIO @ 1.7.2
     adafruit/Adafruit BusIO @ 1.16.1
-    adafruit/Adafruit HTU21DF Library @ 1.0.5
+    ;adafruit/Adafruit HTU21DF Library @ 1.0.5
+    adafruit/Adafruit BME280 Library @ 2.2.4
+    adafruit/Adafruit Unified Sensor @ 1.1.14
+
 
     
     

src/main.cpp

@@ -17,14 +17,10 @@
 #include <Fonts/Picopixel.h>
 
 #include <PxMatrix.h>
-#include <Adafruit_HTU21DF.h>
 
+#include <mess_BME280.h>
 #include <CO2.h>
 
-#define I2C_SDA 17
-#define I2C_SCL 2
-
-
 // Pins for LED MATRIX
 #ifdef ESP32
 
@@ -55,10 +51,6 @@ Ticker display_ticker;
 
 #endif
 
-/* #define SDA 21
-#define SCL 22
-#define RX1 9
-#define TX1 10 */
 
 #define MaxErrCount 30
 unsigned long startTime;
@@ -69,8 +61,6 @@ unsigned long endTime;
 #define mqtt_port         61883
 WiFiClient espClient;
 PubSubClient client(espClient);
-Adafruit_HTU21DF htu = Adafruit_HTU21DF();
-
 
 
 #define matrix_width 64
@@ -78,7 +68,7 @@ Adafruit_HTU21DF htu = Adafruit_HTU21DF();
 
 // This defines the 'on' time of the display is us. The larger this number,
 // the brighter the display. If too large the ESP will crash
-uint8_t display_draw_time = 35; //30-70 is usually fine
+uint8_t display_draw_time=10; //30-70 is usually fine
 
 //PxMATRIX display(32,16,P_LAT, P_OE,P_A,P_B,P_C);
 PxMATRIX display(64,32,P_LAT, P_OE,P_A,P_B,P_C,P_D);
@@ -101,10 +91,17 @@ uint16_t myHimmelblau = display.color565(0, 191, 255);
 
 uint16_t myCOLORS[8]={myRED,myGREEN,myBLUE,myWHITE,myYELLOW,myCYAN,myMAGENTA,myBLACK};
 
+//------- Helligkeit des Display -------
+uint8_t dunkel = 25;
+uint8_t hell = 255;
+//---- Zeitsteuerung der Helligkeit ----
+u_int16_t StartderAbdunklung = 20;
+u_int16_t EndederAbdunklung = 7;
+
 // Wifi
 char ssid[] = "MagentaWLAN-RGDO";          // your network SSID (name)
 char pass[] = "93329248424922704583";               // your network password
-IPAddress ip( 192, 168, 127, 52);
+IPAddress ip( 192, 168, 127, 53);
 IPAddress gateway( 192, 168, 127, 1 );
 IPAddress subnet( 255, 255, 255, 0 );
 IPAddress dns1(192, 168, 127, 1); // DNS-Server 1 
@@ -161,6 +158,15 @@ const char* mqtt_server = "hjkmqtt.dedyn.io";
 char topic_0[50];
 char msg[20];
 char clientName[30];
+/* const char* topic_1 = "hjk/devices/WETTERSTATIONMARCEL/telemetry/temperature"; // Wohnzimmer 3933178
+const char* topic_Flur = "hjk/devices/267014/telemetry/temperature";  // Flur
+const char* topic_3 = "hjk/devices/11277819/telemetry/temperature"; // Büro 11277819 */
+/* const char* topic_ZeitStart = "hjk/devices/DisplayMarcel/telemetry/Start"; 
+const char* topic_ZeitEnde = "hjk/devices/DisplayMarcel/telemetry/Ende"; 
+const char* topic_Hell = "hjk/devices/DisplayMarcel/telemetry/Hell"; 
+const char* topic_Dunkel = "hjk/devices/DisplayMarcel/telemetry/Dunkel";  */
+//const char* topic_Co2 = "hjk/devices/257923/telemetry/co2";  // Co2 Sensor
+const char* topic_Hell = "hjk/devices/DisplayMarcel/telemetry/Lux";
 const char* topic_Covid = "hjk/devices/Covid19/telemetry/Covid19"; 
 const char* topic_Wetter = "hjk/devices/WETTERSTATIONMARCEL/telemetry/temperature_Htu_21"; 
 const char* topic_Pressure = "hjk/devices/WETTERSTATIONMARCEL/telemetry/pressure"; 
@@ -170,6 +176,7 @@ const char* topic_Akku = "hjk/devices/WETTERSTATIONMARCEL/telemetry/battery";
 const char* topic_Helligkeit = "hjk/devices/DisplayMarcel/telemetry/Lux"; 
 
 void callback(char* topic1, byte* payload, unsigned int length);
+//void ZeigeZeit(int xPos);
 void scroll_text(uint8_t ypos, unsigned long scroll_delay, String text, uint8_t colorR, uint8_t colorG, uint8_t colorB, boolean blink);
 void scroll_text2(uint8_t ypos, unsigned long scroll_delay, String text, uint8_t colorR, uint8_t colorG, uint8_t colorB, boolean blink);
 void scroll_Grad(uint8_t ypos, unsigned long scroll_delay, String text, uint8_t colorR, uint8_t colorG, uint8_t colorB, boolean blink);
@@ -220,6 +227,7 @@ void print_wifi_status() {
   Serial.println(" dBm");
   display.clearDisplay();
   scroll_text(32-16,40,"IP Adress: " + WiFi.localIP().toString()+ "   signal strength (RSSI):  " + String(rssi, DEC) + " dBm", 96,96,0, false);
+  //delay(2000);
 }
 
 void display_update_enable(bool is_enable)
@@ -317,11 +325,15 @@ void reconnect() {
     if (client.connect(clientName)) {
       /* MQTTStatus.setPic(3); */
       Serial.println("connected");
+      /* client.subscribe(topic_Co2); */
       client.subscribe(topic_Covid);
       client.subscribe(topic_Wetter);
       client.subscribe(topic_Pressure);
       client.subscribe(topic_Luftfeuchtigkeit);
       client.subscribe(topic_Helligkeit);
+      /* client.subscribe(topic_Dunkel);
+      client.subscribe(topic_ZeitEnde);
+      client.subscribe(topic_ZeitStart); */
       client.subscribe(topic_Akku);
     } else {
       Serial.print("failed, rc=");
@@ -337,6 +349,7 @@ void ZeigeZeit(tm localTime, int xPos = 2, int yPos = 8)
 {
   if (xPos < 4) xPos = 4;
   if (yPos < 4) yPos = 4;
+  //Serial.print(timeClient.getFormattedTime()); Serial.println();
   char szTime[4]; 
   sprintf(szTime, "%02d", localTime.tm_hour);
   display.setCursor(xPos-1, yPos); 
@@ -351,6 +364,8 @@ void ZeigeZeit(tm localTime, int xPos = 2, int yPos = 8)
     display.fillRect(xPos + 27, yPos - 3, 2, 2, myWHITE);
     display.fillRect(xPos + 27, yPos + 1, 2, 2, myWHITE);
   }
+  /* display.fillRect(xPos + 27, yPos - 3, 2, 2, myMAGENTA);
+  display.fillRect(xPos + 27, yPos + 1, 2, 2, myMAGENTA); */
   sprintf(szTime, "%02d", localTime.tm_min); 
   display.setCursor(xPos + 29, yPos); 
   display.setFont(&FreeMonoBold12pt7b);
@@ -406,6 +421,7 @@ void ZeigeCO(int xPos = 1, int yPos = 19)
       }
 
     }
+    //display.setTextColor(myGREEN);
     display.fillRect(xPos, yPos-2, 64-xPos, 8+2, (myBLACK));
     display.print("CO  :"); 
     display.print(szCO); 
@@ -430,6 +446,7 @@ void ZeigeDatum(tm localTime, int xPos = 2, int yPos = 1)
     (localTime.tm_year+1900)-2000);
   display.setCursor(xPos, yPos); 
   display.fillRect(xPos, yPos-2, 64-xPos, 8+2, (myBLACK));
+  // display.setFont(&Picopixel);
   display.setTextColor(myDATUM);
   display.print(szDATUM);
   display.setFont();
@@ -537,6 +554,10 @@ void ZeigeInnenCO(int Co2){
         display.setTextColor(myRED);
         break;
       }
+       /* case CO2_WARN_4 ... CO2_WARN_5 -1: {
+        display.setTextColor(myRED);
+        break;
+      } */
       default: {
         display.setTextColor(myMAGENTA);
         break;
@@ -612,7 +633,7 @@ void BlinkSec(bool blink){
         }
 }
 
-void readHtu(){
+/* void readHtu(){
   if (!NOHTU){
     FeuchteInnen = htu.readHumidity();
     TemparaturInnen =  htu.readTemperature();
@@ -622,7 +643,7 @@ void readHtu(){
     FeuchteInnen = 20.00;
     TemparaturInnen =  30.00;
   }
-}
+} */
 
 void Test()
 {
@@ -636,15 +657,14 @@ void Test()
 void setup() {
   startTime = millis();
   Serial.begin(115200);
-  //Wire.begin(I2C_SDA, I2C_SCL);
-  beginC02();
-  if (!htu.begin()){
-    Serial.println("Couldn't find sensor!");
-    NOHTU = true;
-    delay(5000);
   
-  }
+  Sensor_BME280();
-  readHtu();
+;
+  Serial.println(Temp[0]);
+
+  
+  delay(10000);
+  beginC02();
   WiFi.mode( WIFI_OFF );
   // WiFi.forceSleepBegin();
   delay( 10 );
@@ -657,17 +677,21 @@ void setup() {
   
   // Set the color order {RRGGBB, RRBBGG, GGRRBB, GGBBRR, BBRRGG, BBGGRR} (default is RRGGBB)
   display.setColorOrder(RRBBGG);
-
+  // Set the brightness of the panels (default is 255)
-  
   display.setBrightness(255);
   display.clearDisplay();
-  display.setTextColor(myRED);
+
+ /*  display.setTextColor(myRED);
   display.setCursor(0,0);
   display.print("Pixel");
   display.setTextColor(myGREEN);
   display.setCursor(30,0);
-  display.print("Time");
+  display.print("Time"); */
   display_update_enable(true);
+  delay(5000);
+//--------------------------------------------------
+//--------------------------------------------------
+
   
   print_wifi_status();
   configTime(0, 0, NTP_SERVER);
@@ -874,7 +898,7 @@ void loop() {
       readCo2Flag = true;
     }
 
-    if ((timeinfo.tm_min % 2) == 0)
+    /* if ((timeinfo.tm_min % 2) == 0)
     {
       if (readHtuFlag == true)
       {
@@ -883,12 +907,12 @@ void loop() {
       }
     }else{
       readHtuFlag = true;
-    }
+    } */
-
     switch (timeinfo.tm_sec)
     {
       case 0 ... 14:
       {
+        //ZeigeInnenTemp(TemparaturInnen);
         ZeigeTemperatur(TemparaturInnen, myGREEN);
         ZeigeInnenFeuchtigkeit(FeuchteInnen);
         ZeigeInnenCO(CO2Wert);
@@ -896,6 +920,7 @@ void loop() {
       }
       case 15 ... 29:
       {
+        //ZeigeAussenTemp(Aussentemp);
         ZeigeTemperatur(Aussentemp, myHimmelblau);
         ZeigeAussenFeuchtigkeit(Luftfeuchtigkeit);
         ZeigeLuftdruck(Pressure);
@@ -903,6 +928,7 @@ void loop() {
       }
       case 30 ... 44:
       {
+        //ZeigeInnenTemp(TemparaturInnen);
         ZeigeTemperatur(TemparaturInnen, myGREEN);
         ZeigeInnenFeuchtigkeit(FeuchteInnen);
         ZeigeInnenCO(CO2Wert);
@@ -910,6 +936,7 @@ void loop() {
       }
       case 45 ... 59:
       {
+        //ZeigeAussenTemp(Aussentemp);
         ZeigeTemperatur(Aussentemp, myHimmelblau);
         ZeigeAussenFeuchtigkeit(Luftfeuchtigkeit);
         ZeigeLuftdruck(Pressure);
@@ -917,12 +944,11 @@ void loop() {
       }
     }
   }
-  client.loop(); 
+
 }
 
 bool getNTPtime(int sec) {
 
-  {
     uint32_t start = millis();
     do {
       time(&now);
@@ -931,12 +957,6 @@ bool getNTPtime(int sec) {
       delay(10);
     } while (((millis() - start) <= (1000 * sec)) && (timeinfo.tm_year < (2016 - 1900)));
     if (timeinfo.tm_year <= (2016 - 1900)) return false;  // the NTP call was not successful
-    //Serial.print("now ");  Serial.println(now);
-    /* char time_output[30];
-    strftime(time_output, 30, "%a  %d-%m-%y %T", localtime(&now));
-    Serial.println(time_output);
-    Serial.println(); */
-  }
   return true;
 }