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MCA 1 SEM. Subject: Digital Electronics
Unit – 1 Number System: Binary, Octal and Hexadecimal number system, Conversion from one number system to another, Binary arithmetic, Representing negative numbers, BCD codes, ASCII codes, EBCDIC codes, Excess three code, Gray code, Floating point representation, 1's complement and 2's compliment, arithmetic representation of signed binary numbers, 9's complement and 10's compliment system.
Unit – 2 Digital Devices: Logic Gates, Flip-Flops, Latches, Registers, Shift registers, Buffers/ Drivers, Encoders, Decoders, code converters, Counters, Multiplexer, De multiplexers.
Unit – 3 Logic Design: Boolean algebra, Minimum Boolean expression, Karnaugh map method of simplification of logic expression, Arithmetic circuits: Half-adder, Full- Adder, n-bit adder, Adder -subtractor, Multiplication of binary number.
Unit – 4 Memory Unit: Elementary idea of semiconductor memories, ROM, PROM, EPROM, EEPROM, RAM, SRAMS, DRAMS, Memory cells A to D and D to A converters.
Unit – 5 Application of electronics in computers: Register transfer logic, Processor Logic design, Control Logic design, Digital Integrated Circuits.
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