fix error in readme file

README.md

@@ -16,9 +16,17 @@ See:    - draw
 ![](images/game_function_PAP.png)
 
 
-## Subfunctions  Flowcharts
+### Subfunctions  Flowcharts
+Flowchart of draw function.
+Function output the virtual screen to the output pins to be prozessed by VHDL
 ![](images/draw.png)
 
+Flowchart of reset_position function.
+Function to reset positions of both paddles and ball to default. 
+Default positions and values can be adjusted in this function
 ![](images/reset_positions.png)
 
+
+Flowchart of reset_screen function.
+Function to reset all pixels of the virtual screen to 0.
 ![](images/reset_screen.png)