Real time system: First chapter

The link below presents the first chapter intended to the Master 1 student (computer science dpt) 2011/2012.

https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0ByRRP-MOJNvFZDdkMzc1ZDAtMzhkNi00NmQ1LTg3ZDYtZWZhOTU2NWEzZGNk&hl=en