Unit – I Data and Information Features of Digital
Systems, Number Systems. Decimal, Binary, Octal, Hexadecimal and their inter
conversions, Representation of Data: Signed Magnitude, one’s complement and
two’s complement, Binary Arithmetic, Fixed point representation and Floating
point representation of numbers. Codes BCD, XS-3, Gray code, hamming code,
alphanumeric codes (ASCII, EBCDIC, UNICODE), Error detecting and error
correcting codes.
Unit- II Boolean Algebra: Basic gates (AND, OR, NOT
gates), Universal gates (NAND and NOR gates), other gates (XOR, XNOR gates).
Boolean identities, De Morgan Laws. Karnaugh maps: SOP and POS forms, Quine
McClusky method.
Unit -III Combinational Circuits: Half adder, full
adder, code converters, combinational circuit design, Multiplexers and
demultiplexers, encoders, decoders, Combinational design using mux and demux,
PLA.
Unit - IV Sequential Circuit Design: Flip flops (RS,
Clocked RS, D, JK, JK Master Slave, T, Counters, Shift registers and their
types, Counters: Synchronous and Asynchronous counters.
Unit- V ALU Structure - Memory: ROM, RAM, PROM,
EPROM, EEPROM, Secondary Memory: Hard Disk and optical Disk, Cache Memory, I/O
devices.
Text books:
Modern Digital Electronics by R.
P. Jain, 3rd Edition, McGraw Hill
Digital Design and Computer Organisation by
Dr. N. S. Gill and J. B. Dixit, University Science Press
Linux Commands by Bryan Pfaffaenberger BPB
Publications
UNIX by Sumitabha Das, TMH
References Books:
Digital Principles and
Applications by Malvino and Leach, McGrawHill
Introduction to Computers by Balagurusamy
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