diff --git a/README.md b/README.md
index 255c8ac..4016518 100644
--- a/README.md
+++ b/README.md
@@ -17,10 +17,14 @@ Enjoy it :)
 If you want, you can just use the StartProject and skip this step
 ```
 
-File-> New Project -> choose STM32F429ZI (the microcontroller used on discovery board).
+*File-> New Project -> choose STM32F429ZI* (the microcontroller used on discovery board).
 
 Make sure you select the Standart Peripherals Library!
 
+### Write code
+
+In the project tree *Sources -> src* you will find the main.c 
+
 ### Write on microcontroller
 
 When everything is done, you can click on debug button (top bar) to compile the code and programing the microncontroller.