diff --git a/RS422Alternative/Readme.md b/RS422Alternative/Readme.md
index 7fee5fa..f1e893b 100644
--- a/RS422Alternative/Readme.md
+++ b/RS422Alternative/Readme.md
@@ -1 +1,3 @@
 Here is a diagram of a serial port implemented with a simple USB<->TTL adapter, video on YouTube to follow soon.
+
+![USB-serial-Adapter](https://github.com/Kris-Sekula/NABU/blob/master/RS422Alternative/USB_interface.png)