Update documentation

README.md

@@ -65,7 +65,27 @@ The above example could be parsed into something like:
 
 ## Usage
 
+Download the .zip file and extract to a folder of choice.
+
+`dotnet RazorLikeParser.dll <sketch folder>`
+
+* `<sketch folder>`  
+  The folder where the main .ino file is located.
+
+
+All `<sketch folder>/data/*.cshtml` files will be parsed. Results will be placed in:
+
+* `<sketch folder>/razor_def.ino`
+  This file will contain the fixed part of the output
+* `<sketch folder>/razor_impl.ino`
+  This file will contain the parsed result.
+
+Call `razor_setup(&server)` from your `setup()` to initialize these pages.
+
+Do not forget to upload the `data` folder to the Flash/SPIFFS of the ESP8266.
 
 
 ### Example
 
+See folder: src/Examples
+