Update README.md

README.md

diff --git a/README.md b/README.md
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 **BLOCK DIAGRAM**
 
-<img width="415" alt="image" src="https://user-images.githubusercontent.com/88816771/160224576-f9d17b28-e6e5-418b-9b3b-bd1a4c6acca9.png">
+<img width="515" alt="image" src="https://user-images.githubusercontent.com/88816771/160224576-f9d17b28-e6e5-418b-9b3b-bd1a4c6acca9.png">