Digital Electronics: Principles, Devices and Applications

564 Digital Electronics4. Briefly describe the parameters that you would consider while choosing the right microprocessorfor your application, emphasizing the significance of each parameter.5. With the help of a labelled diagram, briefly describe the operational role of the three types of busin a microcomputer system.6. Briefly describe the primary functions of the following peripheral devices. Also, give at least onedevice type number for each of them:(a) programmable timer;(b) clock generator;(c) programmable peripheral interface;(d) DMA controller;(e) programmable interrupt controller.7. Briefly describe salient features of the Pentium series of microprocessors.8. Compare and contrast:(a) eight-bit microprocessors,(b) 16-bit microprocessors,(c) 32-bit microprocessors and(d) 64-bit microprocessorsfrom Intel and Motorola.Further Reading1. Brey, B. B. (2000) The Intel Microprocessors 8086/8088, 80186/80188, 80286, 80326, 80486, Pentium, andPentium Pro Processor Architecture, Programming, and Interfacing, Prentice-Hall, NJ, USA.2. Floyd, T. L. (2005) Digital Fundamentals, Prentice-Hall Inc., USA.3. Crisp, J. (2004) Introduction to Microprocessors and Microcontrollers, Newnes, Oxford, UK.4. Tocci, R. J. and Ambrosio, F. J. (2002) Microprocessors and Microcomputers: Hardware and Software, Prentice-Hall, NJ, USA.5. Rafiquzzaman, M. (1990) Microprocessor and Microcomputer-based System Design, CRC Press, FL, USA.