7、nvenienceofreferenceanddebugging.Wecanmasterwhatthefunctiondoesnotimplementandwheretobeginlookingforproblem.Linuxisaparadiseforembeddedbeginners.Theopen resources of Linux allowsustomakefulluseof themandtorealizevariousfunctions.Sothisdesignisthefirststepintheintro