support optional autocalibration on begin.

Author: labeneator

src/SparkFun_SCD30_Arduino_Library.cpp

@@ -33,7 +33,7 @@ SCD30::SCD30(void)
 }
 
 //Initialize the Serial port
-bool SCD30::begin(TwoWire &wirePort)
+bool SCD30::begin(TwoWire &wirePort, bool autoCalibrate)
 {
   _i2cPort = &wirePort; //Grab which port the user wants us to use
 
@@ -58,7 +58,7 @@ bool SCD30::begin(TwoWire &wirePort)
   if (beginMeasuring() == true) //Start continuous measurements
   {
     setMeasurementInterval(2);    //2 seconds between measurements
-    setAutoSelfCalibration(true); //Enable auto-self-calibration
+    setAutoSelfCalibration(autoCalibrate); //Enable auto-self-calibration
 
     return (true);
   }

src/SparkFun_SCD30_Arduino_Library.h

@@ -49,8 +49,9 @@ class SCD30
 {
 public:
 	SCD30(void);
-
-	bool begin(TwoWire &wirePort = Wire); //By default use Wire port
+  
+	bool begin(bool autoCalibrate) { return begin(Wire, autoCalibrate); }
+	bool begin(TwoWire &wirePort = Wire, bool autoCalibrate=true); //By default use Wire port
 
 	bool beginMeasuring(uint16_t pressureOffset);
 	bool beginMeasuring(void);