Chapter 5. Error Handling and Debugging
Jack Ganssle
Kamal Hyder
Bob Perrin
In this chapter, we look at error handling, error management, managing changes to memory, and debugging techniques.
You have to think through error handling from the outset of designing a product. Can the system recover from a detected error? How? Will you permit a system crash or at least leave some debugging breadcrumbs behind? How? Does a long jump back to main() suitably reset the system after a catastrophic error is detected? Are you sure the peripherals will reset properly? Maybe it makes sense to halt and let the watchdog time out. Above all, error handling is fundamental to building a reliable embedded system.
The following sections discuss various techniques to avoid, ...
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