updates node code

arduino/node-code/node-code-final.ino

@@ -21,15 +21,16 @@ DHT dht(DHTPIN, DHTTYPE);
 Adafruit_SGP30 sgp;
 
 uint16_t TVOC_base, eCO2_base;
-int counter = 0;
+uint16_t counter = 0;
 float temperature = 0;
 float humidity = 0;
-int eCO2 = 0;
-int TVOC = 0;
+uint16_t eCO2 = 0;
+uint16_t TVOC = 0;
 bool noise = false;
 
 void resetValues() {
-  TVOC_base, eCO2_base;
+  TVOC_base;
+  eCO2_base;
   counter = 0;
   temperature = 0;
   humidity = 0;