On Jun 18, 2008, at 11:08 AM, funofnet Funofnet wrote: > Hi, > > I don't understand well these sentences in TEP 2: > > The adaptation layer components represent the core of the > architecture. They use the raw interfaces > > provided by the HPL components to build useful abstractions hiding > the complexity naturally associated > > with the use of hardware resources. In contrast to the HPL > components, they are allowed to maintain > > state that can be used for performing arbitration and resource > control. > > > please can someone reformulates it for me. >
HPL components can't have state (variables in RAM). HAL components can. This allows them to provide easier-to-use abstractions. For example, an HPL can't be arbitrated via Resource, while an HAL can be. Phil _______________________________________________ Tinyos-help mailing list [email protected] https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
