EE227

DIGITAL ELECTRONICS

FACULTY MEMBER:- Prof.K. RAMESHWARAN

OBJECTIVE : To introduce the fundamentals of Digital Electronics and to familiarize the students with the Basics of Logic circuits and Microprocessors.

1. BASICS OF DIGITAL SYSTEMS:

Introduction, Binary logic, Boolean algebra, Logic Gates - synthesising Basic logic gate circuits, Multiplexers and Demultiplexers, Binary based codes.

2. FLIP-FLOPS, COUNTERS AND MEMORY DEVICES:

Flip -Flops, Shift Registers, Asynchronous counters, Synchronous counters, Semiconductor Memories.

3. DIGITAL ARITHMETIC & DATA CONVERTERS:

Addition, Subtraction ALU, Binary Multiplication and Division, Fixed point and Flouting point numbers. DAC and ADC.

4. MICROPROCESSOR BASICS:

Evolution of Microprocessors, Architecture of INTEL 8085 - Addressing modes and decoding - Wait, Hold and Halt states - Interrupts, Bus cycles, Transition state diagram.

5 MICROPROCESSOR PROGRAMMING:

Instruction set of INTEL 8085, Writing programs in HEX code, Assembler and Assembler directives.

TEXTBOOKS:

1. William H. Gothmann, "Digital Electronics", 2nd Edn., Prentice Hall of India (P) Ltd., New Delhi 1986.

REFERENCES:-

1. Douglas V.Hall, "Microprocessors and Digital systems" 2nd Edn., McGraw Hill Book co., International Student Edn., 1983

'