Platform (Hardware/OS) abstraction layer

Collaboration diagram for Platform (Hardware/OS) abstraction layer:

Modules
	Access to serial interfaces
	Interface to the TCP/IP stack (abstract socket layer)
	Threading and synchronization API
	Time related functions

Detailed Description

Platform abstraction layer. These functions have to be implemented when the library is to be ported to new platforms. It might not be required to implement all interfaces depending on the required library features.