diff --git a/plugins/LaserUE.java b/plugins/LaserUE.java
index 734e19d..089d5e1 100644
--- a/plugins/LaserUE.java
+++ b/plugins/LaserUE.java
@@ -18,70 +18,39 @@ public class LaserUE extends SerialPortDevice{
     public LaserUE(String name, String port) {
         super(name, port, 921600, SerialPortDeviceConfig.DataBits.DB_8, SerialPortDeviceConfig.StopBits.SB_1, SerialPortDeviceConfig.Parity.None);
         this.setMode(Mode.FullDuplex);
-        /*
-        System.out.println("XXX");
-        
-        new Thread(new Runnable() {
-            @Override
-            public void run() {
-                System.out.println("Starting");
-                while(!isClosed()){
-                    try{
-                        if (isInitialized()){                            
-                            int rx;
-                            while ((rx = readByte()) >= 0) {
-                                 onByte((byte) rx);
-                            }        
-                        }
-                    } catch (Exception ex){
-                        System.err.println(ex);
-                    }
-                    try {
-                        Thread.sleep(10);
-                    } catch (InterruptedException ex) {
-                        Logger.getLogger(LaserUE.class.getName()).log(Level.SEVERE, null, ex);
-                    }
-                }
-                System.out.println("Quiting");
-            }
-        }).start();
-*/
     }
     
     int value = 0;
     int count = 0;
-    
+    /*
     @Override
     protected int readByte() throws IOException {
         int ret = super.readByte();
         System.out.print(ret);
         return ret;
     }
+*/
     
     @Override
     protected void onByte(int rx) {
         System.out.println(rx);
-        if (rx < 0) {
-            count = 0;
-        } else {            
-            int index = ((rx&BIT7) > 0) ? 2 : (((rx&BIT6) > 0) ? 1 : 0);
-            if (count==index){
-                if (index ==0){
-                    value = rx & 0x3F;
-                } else if (index ==1){
-                    value =  ((rx& 0x3F)<<6) + value;
-                } else if (index ==2){
-                    value =  ((rx& 0x0F)<<12) + value;
-                    this.setCache(value);
-                    count = 0;
-                } else {
-                    count = 0;
-                }
-            }
-            else{
+        int index = ((rx&BIT7) > 0) ? 2 : (((rx&BIT6) > 0) ? 1 : 0);
+        if (count==index){
+            if (index ==0){
+                value = rx & 0x3F;
+            } else if (index ==1){
+                value =  ((rx& 0x3F)<<6) + value;
+            } else if (index ==2){
+                value =  ((rx& 0x0F)<<12) + value;
+                this.setCache(value);
+                count = 0;
+            } else {
                 count = 0;
             }
         }
+        else{
+            count = 0;
+        }
     }    
     
 }