jeremy/os-tutorial

spogulis no https://github.com/cfenollosa/os-tutorial

Autors	SHA1 Ziņojums	Datums
Carlos	5aaabf189d lesson 20 finished: timer + keyboard	10 gadi atpakaļ
Carlos	7797630a24 Lesson 20 step 1, the timer	10 gadi atpakaļ
Carlos Fenollosa	1a98cab56b lesson 20, preliminar	10 gadi atpakaļ