with ur coruse try to make some small small project like lcd interfacing,keypad interfacing,visitor counter,car parking etc it will help you to understand the embedded system and help in ur resume skills
First step in my View in learn tool chain used for programming Micro-controller then .....write some small code as tarun123 mentioned and then try to develop the real time application like sensing system using the controllers.....will help you the groom in this direction of embeeded system development