diff --git a/arduino/node-code/node-code-final.ino b/arduino/node-code/node-code-final.ino
index 28d6d24..a5ac1b9 100644
--- a/arduino/node-code/node-code-final.ino
+++ b/arduino/node-code/node-code-final.ino
@@ -1,5 +1,5 @@
 // Sietse Jonker & Dano Bosch
-// 13/02/2024
+// 27/02/2024
 
 #include <Wire.h>
 #include <Adafruit_SH110X.h>
@@ -9,7 +9,6 @@
 #include <WiFi.h>
 #include <WebSocketsClient.h>
 
-
 #define MICPIN 6
 #define DHTPIN 7
 #define SCL 9
@@ -28,18 +27,18 @@ Adafruit_SGP30 sgp;
 WebSocketsClient webSocket;
 
 // define variables
-uint16_t TVOC_base;
-uint16_t eCO2_base;
+uint16_t TVOC_base, eCO2_base;
 uint16_t counter = 0;
 float temperature = 0;
 float humidity = 0;
 uint16_t eCO2 = 0;
 uint16_t TVOC = 0;
 bool noise = false;
-bool update = false;
 unsigned long currentCounter;
 unsigned long lastCounter;
-uint16_t interval = 5000
+uint16_t interval = 5000;
+bool errorSGP30 = false;
+bool errorDHT11 = false;
 
 // hexdump function for websockets binary handler
 void hexdump(const void *mem, uint32_t len, uint8_t cols = 16) {
@@ -130,8 +129,8 @@ bool checkForError(){
     errorSGP30 = false;
   }
 
-  if (isnan(temperature || isnan(humidity)){
-    Serial.println("DHT11: BAD")
+  if (isnan(temperature) || isnan(humidity)){
+    Serial.println("DHT11: BAD");
   } else {
     Serial.println("DHT11: OK");
     errorDHT11 = false;
@@ -199,33 +198,9 @@ void setup() {
 // loop function
 void loop() {
   webSocket.loop();
-
-  if (update){
-  webSocket.sendTXT("Temp: " + String(temperature));
-  webSocket.sendTXT("Humi: " + String(humidity));
-  webSocket.sendTXT("eCO2: " + String(sgp.eCO2));
-  webSocket.sendTXT("TVOC: " + String(sgp.TVOC));
-  
-  sgp.getIAQBaseline(&eCO2_base, &TVOC_base);
-  }
-
-  // if sensor doesnt work print in serialmonitor
-  if (!sgp.IAQmeasure()) {
-    // Serial.println("SGP30: BAD");
-    return;
-  } else {
-    // Serial.println("SGP30: OK");
-  }
-
-  // read dht11 sensor
-  temperature = float(dht.readTemperature());
-  humidity = float(dht.readHumidity());
-
-  // display sensordata on oled screen
-  displayData();
   
   if (currentCounter - lastCounter >= interval){
-    lastcounter = millis()
+    lastCounter = millis();
     update();
   }