bring repo up-to-date

Arduino/Read_2x_load_cell/Read_2x_load_cell.ino

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+#include <HX711_ADC.h>
+
+//HX711 constructor (dout pin, sck pin)
+HX711_ADC LoadCell_1(A3, A2); //HX711 1
+HX711_ADC LoadCell_2(A1, A0); //HX711 2
+
+long t;
+
+void setup() {
+  Serial.begin(9600); delay(10);
+  Serial.println();
+  Serial.println("Starting...");
+  LoadCell_1.begin();
+  LoadCell_2.begin();
+  long stabilisingtime = 2000; // tare preciscion can be improved by adding a few seconds of stabilising time
+  byte loadcell_1_rdy = 0;
+  byte loadcell_2_rdy = 0;
+  while ((loadcell_1_rdy + loadcell_2_rdy) < 2) { //run startup, stabilization and tare, both modules simultaniously
+    if (!loadcell_1_rdy) loadcell_1_rdy = LoadCell_1.startMultiple(stabilisingtime);
+    if (!loadcell_2_rdy) loadcell_2_rdy = LoadCell_2.startMultiple(stabilisingtime);
+  }
+  LoadCell_1.setCalFactor(100); // user set calibration value (float)
+  LoadCell_2.setCalFactor(100); // user set calibration value (float)
+  Serial.println("Startup + tare is complete");
+}
+
+void loop() {
+  //update() should be called at least as often as HX711 sample rate; >10Hz@10SPS, >80Hz@80SPS
+  //longer delay in scetch will reduce effective sample rate (be carefull with use of delay() in the loop)
+  LoadCell_1.update();
+  LoadCell_2.update();
+
+  //get smoothed value from data set + current calibration factor
+  if (millis() > t + 250) {
+    long a = LoadCell_1.getSingleConversionRaw();  
+    long b = LoadCell_2.getSingleConversionRaw();  
+    Serial.print("Load_cell 1 output val: ");
+    Serial.print(a);
+    Serial.print("    Load_cell 2 output val: ");
+    Serial.println(b);
+    t = millis();
+  }
+}