Gallmeister [Gal95] provides a thorough and very readable introduction to POSIX in general and its real-time aspects in particular. Liu and Layland [Liu73] introduce rate-monotonic scheduling; this paper became the foundation for real-time systems analysis and design. The book by Liu [Liu00] provides a detailed analysis of real-time scheduling. Benini et al. [Ben00] provide a good survey of system-level power management techniques. Falik and Intrater [Fal92] describe a custom chip designed to perform answering machine operations.
Q6-1 Identify activities that operate at different rates in
a. a DVD player;
b. a laser printer;
c. an airplane.
Q6-2 Name an embedded system that requires both periodic and aperiodic computation. ...