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CS 250
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Concepts of computer system organization and programming; basics of digital 
logic design instruction and data representations; instruction set decoding 
and addressing modes; fundamentals of assembly language; the organization and 
the operation of the central processing unit, memory system, and I/O 
(interfaces, structures, DMA, interrupts, bus protocols); advanced topics 
parallelism and pipelining. 
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CS 250 Syllabus 
Spring 2005 
Text: Essentials in Computer Architecture, Douglas Comer 

Part I (2 weeks) 
Basics 
 Introduction 
 Digital Logic 
 Data and program representation 

Part II (3 weeks) 
Processors 
 Different processors and computational engines 
 Processor types and instruction sets 
 Operand addressing and instruction representation 
 CPU’s: microcode, protection, and processor modes 

Part III (3 weeks) 
Memories 
 Memory and storage 
 Physical memory and physical addressing 
 Virtual memory and addressing 
 Caches and caching 

Part IV (3 weeks) 
I/O 
 I/O concepts 
 Buses and bus architecture 
 Programmed and interrupt-driven I/O 
 Programmers view of devices, I/O, and buffering 

Part V (3 weeks) 
Advanced topics 
 Parallelism 
 Pipelining 
 Assessing performance 
 Architecture examples and hierarchy 
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2005.02.26