diff --git a/Readme.txt b/Readme.txt
index 4ecedf1..3e1dd54 100644
--- a/Readme.txt
+++ b/Readme.txt
@@ -33,4 +33,16 @@ HOW TO:
 2.) Start the Spherebot-UI.exe and connect to your Arduino
 
 Warning for custom Firmwares: 	The send file function will only work if the arduino answers each sent command with a message 
-				that contains "ok:" so that the next command is sent.
\ No newline at end of file
+				that contains "ok:" so that the next command is sent.
+				
+				
+Additional Notes:
+
+	The communication is based on the qextserialport library. I tried to make it event-based 
+	but I wasn´t able to get the event that a new line is received firing. So I simply made 
+	the communication not event but polling-based. If someone smarter than me could make it
+	eventbased, it would be awesome :D. But it works polling based pretty good. I would just 
+	be curious to know it for future projects. 
+	
+
+Have fun with it ;)
\ No newline at end of file