config.yml

 DataLogger:
-    backupCount: 70 # number of datalogs to keep
+    backupCount: 350 # number of datalogs to keep
     levels: # log level for outputting to file and to stdout respectivly
         - INFO
         - WARNING

main.py

@@ -181,7 +181,7 @@ def main(config: Any) -> None:
 
             if time.time() - last_write > delta_time:
                 # write data
-                data_logger.info(",".join([f"{(value/n) * factors[i] - offsets[i]:.5f}" for i, value in enumerate(data)]) + f",{n}")
+                data_logger.info(",".join([f"{(value/n) * factors[i] + offsets[i]:.5f}" for i, value in enumerate(data)]) + f",{n}")
                 logger.debug("Wrote data")
                 n = 0
                 data = np.zeros((8,))

sketches/DmsMessung/DmsMessung.ino

 #include <HX711_ADC.h>
 
-HX711_ADC LoadCell(2, 3);
-HX711_ADC LoadCell2(6, 7);
-HX711_ADC LoadCell3(8, 9);
-HX711_ADC LoadCell4(12, 13);
-
-static float Offset = 0;
-static float Offset2 = 0;
-static float Offset3 = 0;
-static float Offset4 = 0;
-
-int anzahl = 1000;
-int caltime = 2;
-float calFac = 2500;
-float calFac2 = 2500;
-float calFac3 = 2500;
-float calFac4 = 2500;
+HX711_ADC loadCell[] = {HX711_ADC(2, 3), HX711_ADC(6, 7), HX711_ADC(8, 9), HX711_ADC(12, 13)};
+float measurement[4];
+float offset[4];
+
+int count = 1000;
 long stabilisation = 2000;
-boolean t_are = true;
-float messwertges;
-float messwertges2;
-float messwertges3;
-float messwertges4;
-
-float messwert;
-float messwert2;
-float messwert3;
-float messwert4;
-
-void regelbetrieb(HX711_ADC zelle, HX711_ADC zelle2, HX711_ADC zelle3, HX711_ADC zelle4) {
-    float messwertAlt = messwert;
-    float messwertAlt2 = messwert2;
-    float messwertAlt3 = messwert3;
-    float messwertAlt4 = messwert4;
-    messwert = 0;
-    messwert2 = 0;
-    messwert3 = 0;
-    messwert4 = 0;
-
-    for (int i = 1; i <= anzahl; i++) {
-        zelle.update();
-        zelle2.update();
-        zelle3.update();
-        zelle4.update();
-
-        messwert = messwert + (getDaten(Offset, zelle));
-        messwert2 = messwert2 + (getDaten(Offset2, zelle2));
-        messwert3 = messwert3 + (getDaten(Offset3, zelle3));
-        messwert4 = messwert4 + (getDaten(Offset4, zelle4));
 
-        delay(1);
+void readData() {
+    for (int i = 0; i < 4; i++) {
+        measurements[i] = 0;
     }
 
-    messwert = messwert / anzahl;
-    messwert2 = messwert2 / anzahl;
-    messwert3 = messwert3 / anzahl;
-    messwert4 = messwert4 / anzahl;
-
-    messwert = messwert / calFac;
-    messwert2 = messwert2 / calFac2;
-    messwert3 = messwert3 / calFac3;
-    messwert4 = messwert4 / calFac4;
+    for (int i = 0; i < count; i++) {
+        for (int j = 0; j < 4; j++) {
+            loadCells[j].update();
         }
 
-float getDaten(float offset, HX711_ADC zelle) {
-    float Offsetnew = offset;
-
-    float data;
+        for (int j = 0; j < 4; j++) {
+            measurement[j] += loadCell[j].getRareData() - offset[j];
+        }
 
-    data = (float)zelle.getRareData() - Offsetnew;
+        delay(1);
+    }
 
-    return data;
+    for (int i = 0; i < 4; i++) {
+        measurements[i] /= count * 2500;
+    }
 }
 
-void writeInData() {
+void loop() {
     if (Serial.available()) {
         Serial.read();
 
         delay(20);
 
-        Serial.println(1);
-
-        regelbetrieb(LoadCell, LoadCell2, LoadCell3, LoadCell4);
-
-        Serial.println(messwert);
-        delay(20);
+        Serial.println(1); // for identification
         
-        Serial.println(messwert2);
-        delay(20);
+        readData();
 
-        Serial.println(messwert3);
+        for (int i = 0; i < 4; i++) {
+            Serial.println(measurements[i]);
             delay(20);
-
-        Serial.println(messwert4);
         }
     }
-
-float epsilonumgebung(float hierMesswert, float hierMesswertAlt) {
-    if (hierMesswert < hierMesswertAlt + 0.25 && hierMesswert > hierMesswertAlt - 0.25) {
-        hierMesswert = hierMesswertAlt;
-    }
-    return hierMesswert;
 }
 
 void setup() {
     Serial.begin(9600);
 
-    LoadCell.begin();
-    LoadCell2.begin();
-    LoadCell3.begin();
-    LoadCell4.begin();
-
-    LoadCell.start(stabilisation, t_are);
-    LoadCell2.start(stabilisation, t_are);
-    LoadCell3.start(stabilisation, t_are);
-    LoadCell4.start(stabilisation, t_are);
+    for (int i = 0; i < 4; i++) {
+        loadCell[i].begin();
+    }
 
-    LoadCell.update();
-    LoadCell2.update();
-    LoadCell3.update();
-    LoadCell4.update();
+    for (int i = 0; i < 4; i++) {
+        loadCell[i].start(stabilisation, true);
+    }
 
-    Offset = getDaten(0, LoadCell);
-    Offset2 = getDaten(0, LoadCell2);
-    Offset3 = getDaten(0, LoadCell3);
-    Offset4 = getDaten(0, LoadCell4);
+    readData();
 
-    delay(500);
+    for (int i = 0; i < 4; i++) {
+        offset[i] = measurement[i];
     }
 
-void loop() {
-    writeInData();
+    delay(500);
 }
\ No newline at end of file