added minor fixex and examples changes

Author: Rocketct

examples/MeasureCalibrationParameters/MeasureCalibrationParameters.ino

@@ -19,13 +19,13 @@
 
 #include "Arduino_LTR381RGB.h"
 
-int maxR = 0;
-int maxG = 0;
-int maxB = 0;
+int maxR = 0x000000;
+int maxG = 0x000000;
+int maxB = 0x000000;
 
-int minR = 255;
-int minG = 255;
-int minB = 255;
+int minR = 0x0FFFFFF;
+int minG = 0x0FFFFFF;
+int minB = 0x0FFFFFF;
 
 void setup() {
   Serial.begin(9600);

src/LTR381RGB.cpp

@@ -484,12 +484,15 @@ float LTR381RGBClass::getLuxIntTime(int resolution) {
 int LTR381RGBClass::available() {
   auto res = readRegister(LTR381RGB_MAIN_STATUS);
   if ((res & 0x20) == 0x20) {
+#ifdef DEBUG
     Serial.println("Power-On event happens");
+#endif
     resetSW();
 #ifdef DEBUG
     dumpReg();
 #endif
     // clear the reading after the reset
+    end();
     begin();
     return 0;
   }