Diff: main.cpp

Revision:

16:7536b5d2365c

Parent:

15:d14167e8c555

Child:

17:80e441d2b10a

--- a/main.cpp	Tue May 11 17:20:21 2021 +0000
+++ b/main.cpp	Mon May 17 12:23:31 2021 +0000
@@ -23,7 +23,7 @@
   
   
 /* BME680 */
-I2C i2c(I2C_SDA, I2C_SCL);                                                      // I2C Zuweisung Used inside the BME680 Mbed Lib.
+I2C i2c(I2C_SDA, I2C_SCL);                                                      //I2C Zuweisung Used inside the BME680 Mbed Lib.
 BME680 bme680(0x77 << 1);                                                       //Object erstellen (<<1 für mbed 8bit Adresse)
 
 /* OLED */
@@ -55,6 +55,9 @@
 /* Methodendeklaration */
 void servoPos(int pos,int wait1, int wait2);
 void checkExtreme(float temp, float hum, int press, int voc, bool reset);
+void setAverage(float temp, float hum, int press, int voc, int arraynr);
+int getAverageI(int array[]);
+float getAverageF(float array[]);
 
 /* Zeitmanagement */
 bool           executeMainTask = false;
@@ -63,6 +66,13 @@
 int            mode = 1;
 int            counter = 0;
 
+/* Array für Mittelwerte*/
+float          tempAr[30], humAr[30];
+int            pressAr[30], vocAr[30];
+int            arrayNr = 0;
+int            firstThirty = 0;
+bool           firstLap = true;
+
 /* Sonstige Parameter */
 bool maxOneTime = true;                                                         //identische Position maximal ein mal einstellen
 bool resetExtreme = true;                                                       //reset
@@ -91,7 +101,7 @@
     oled.splashCustomLogo();                                                    //Logo Anzeigen lassen
     oled.display();
     thread_sleep_for(1000);                                                     
-    set_time(1620477341);                                                       // Set RTC time to Wed, 21. April 2021 19:28:30 https://www.epochconverter.com/
+    set_time(1620477341);                                                       //Set RTC time to Wed, 21. April 2021 19:28:30 https://www.epochconverter.com/
     thread_sleep_for(1000);
     oled.clearDisplay();
     if (!bme680.begin()) {                                                      //begin() startet Sensor: Vorheizen usw...
@@ -131,24 +141,35 @@
             }else{
                 oled.printf("Failed to perform reading :(\n");
             }
-            
+            /* Mittelwerte */
+            if(counter%3600==0||((counter%120==0)&& firstLap)){                    //erste 30min: 1 mal in der Minute; danach alle 30 min
+                setAverage(temp, hum, press, voc, arrayNr);
+                (arrayNr==29)? arrayNr= 0: arrayNr++;
+            }
             /* Extremwerte */
             checkExtreme(temp, hum, press, voc, resetExtreme);
             
             /* Anzeige */
             switch (mode){
-                case 1: oled.printf("Temperatur:  %.2f C\r\n",temp);
+                case 1: oled.printf("Aktuellwerte\r\n");
+                        oled.printf("Temperatur:  %.2f C\r\n",temp);
                         oled.printf("Luftf.:      %.2f %%\r\n",hum);
                         oled.printf("Luftdr.:     %d hPa\r\n",press);
                         oled.printf("VOC:         %d kOhm\r\n",voc);
                         oled.display();
                         break;
                     
-                case 2: oled.printf("Mittelwerte");
+                case 2: oled.printf("Mittelwerte\r\n");
+                        oled.printf("Temperatur:  %.2f C\r\n",getAverageF(tempAr));
+                        oled.printf("Luftf.:      %.2f %%\r\n",getAverageF(humAr));
+                        oled.printf("Luftdr.:     %d hPa\r\n",getAverageI(pressAr));
+                        oled.printf("VOC:         %d kOhm\r\n",getAverageI(vocAr));
+                        oled.printf("count: %d, fT: %d",counter,firstThirty);
                         oled.display();
                         break;
                     
-                case 3: oled.printf("Temp:   %.1f %.1f C\r\n",minTemp, maxTemp);
+                case 3: oled.printf("Extremwerte\r\n");
+                        oled.printf("Temp:   %.1f %.1f C\r\n",minTemp, maxTemp);
                         oled.printf("Luftf.: %.1f %.1f %%\r\n",minHum, maxHum);
                         oled.printf("Luftd.: %d  %d hPa\r\n",minPress, maxPress);
                         oled.printf("VOC:    %d  %d kOhm\r\n",minVoc, maxVoc);
@@ -180,7 +201,12 @@
             int dT_loop_ms = Ts_ms - T_loop_ms;
             if(dT_loop_ms>=0 && dT_loop_ms<=Ts_ms)thread_sleep_for(dT_loop_ms);
             oled.clearDisplay();
-            (counter==10000) ? counter=0 : counter++;
+            if(counter==3600){
+                counter = 0;
+                firstLap = false;
+            }else{
+                counter++;
+            }
             
         }else{
             oled.clearDisplay();
@@ -230,6 +256,31 @@
         (mode!=3) ? mode++ : mode=1;   
     }
 }
+
+/* Mittelwerte */
+void setAverage(float temp, float hum, int press, int voc, int arrayNr){
+    tempAr[arrayNr] = temp;
+    humAr[arrayNr] = hum;
+    pressAr[arrayNr] = press;
+    vocAr[arrayNr] = voc;
+    if(firstThirty<29)firstThirty++;        
+}
+int getAverageI(int array[]){
+    int sum = 0;
+    for(int j=0; j<firstThirty;j++){
+        sum+=array[j];
+    }
+    return sum/(firstThirty+1);
+}
+
+float getAverageF(float array[]){
+    float sum = 0;
+    for(int j=0; j<firstThirty;j++){
+        sum+=array[j];
+    }
+    return sum/firstThirty;
+}
+    
 /* Extemwerte */
 void checkExtreme(float temp, float hum, int press, int voc, bool reset){
         if(reset){                                                              //reset