UNIT-I

  Overview of electronics:
 
	Electronic components – Register, Capacitor and Inductors, 
	Semiconductor devices – Diodes,
	Transistors (BJT and FET). Analog vs Digital electronics, 
	Transistor as a switch. 
	Integrated circuits, SSI, MSI, LSI, and VLSI circuits. 
	Multivibrators – astable, bistable, monostable, counters ripple and decade, edge and level triggering.


  UNIT-II

     Building blocks of computer system:

	Basic building blocks – I/O, 
	Memory, 
	ALU and its components, 
	Control Unit and its functions, 
	Instruction –word, 
	Instruction and Execution cycle, 
	branch, skip, 
	jump and shift instruction, 
	Operation of control registers; 
	Controlling of arithmetic operations;


  UNIT-III

     Addressing techniques and registers:

	Addressing techniques – Direct, Indirect, Immediate, Relative, Indexed addressing and paging. 
	Registers – Indexed, General purpose, Special purpose, overflow, carry, shift, scratch, 
	Memory Buffer register; 
	accumulators; 
	stack pointers; 
	floating point; 
	status information and buffer registers.


   UNIT-IV

     Memory:

	Main memory, RAM, static and dynamic, ROM, EPROM, EEPROM, EAROM, Cache and Virtual memory.


   UNIT- V

     Interconnecting System components:

	Buses, 
	Interfacing buses, 
	Bus formats – address, data and control, 
	Interfacing keyboard, 
	display, 
	auxiliary storage devices and printers. 
	I/O cards in personal computers.


     Introduction to Microprocessors and Microcontrollers: 

	introduction to 8085 micropocesor, 
	examples of  few instructions to understand addressing techniques. 
	Difference between microprocessor and microcontrollers.



  Recommended Books
	
	Andrew S. Tanenbaum , Structured Computer Organization,Printice Hall
	William Stallings, Computer Organization and Architecture , Sixth Edition, Pearson

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