diff --git a/README.md b/README.md
index 96131c7..d97188f 100644
--- a/README.md
+++ b/README.md
@@ -5,4 +5,25 @@ WebInterface:<br/>
 <kbd>
 ![alt text](https://github.com/hkiam/HCPBridge/raw/master/Images/webinterface.PNG)
 </kbd>
+<br/>
 
+Pinout RS485 (Plug):<br/>
+<kbd>
+![alt text](https://github.com/hkiam/HCPBridge/raw/master/Images/plug-min.png)
+</kbd>
+1. GND (Blue)
+2. GND (Yellow)
+3. B- (Green)
+4. A+ (Red)
+5. +25V (Black)
+6. +25V (Black)
+</kbd>
+<br/>
+
+RS485 Adapter:<br/>
+<kbd>
+  ![alt text](https://github.com/hkiam/HCPBridge/raw/master/Images/rs485board-min.png)  
+</kbd>
+<br/>
+Zwischen A+ (Red) und B- (Green) ist ein 120 Ohm Widerstand zum terminieren des BUS! 
+<br/>