The next step in the system level of the design described in Part 1, Part 2, Part 3 and Part 4 of this series is to map out the communications between the various tasks and peripherals in the system.

The next area of information to extract from the requirements document relates to communication pathways, both within the system and between the system and any external systems—specifically, ...

Many developers employ code coverage tools but handle requirements coverage in an ad hoc fashion. This often parallels their system design approach, which often follows informal methodologies, if any.

For each embedded product, software developers need to consider whether they need an operating system; and if so, what type of an OS. Operating systems vary considerably, from real-time operating ...