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q write short note on interfacing keyboard giving block diagram why do we need to introduce circuitry called keyboard status word
q explain how does cpu perform read and write operation on peripheral device taking suitable example in case of asynchronous technique
q explain how does cpu perform read and write operation on peripheral device taking suitable example in case of synchronous
q explain the hard disk controller amp floppy disk controller with necessary diagramsq explain inputoutput techniques data transfer
q what is interrupt how it is useful in controlling io operations q explain function of color graphics adopter card and diskette drive adopter
q state the difference between followingi ram and romii sram and dramiii dynamic and static mos
q explain random-access semiconductor memoriesq what is basic memory cell explain two dimension memory organization with
q determine the complete or gate and and gate decoder count for an ic memory with 4096 words of 1 bit each using the linear select memory
q perform division in binary showing contents of accumulator b register and y register during each step accumulator b y are 5-bit registers 13
perform multiplication with showing the contents of accumulator b register and y register during each step accumulator b y are 4-bit registers b06
q explain shift register with diagram and waveform q write a short note on
q what is multiplexer explain 4 x 1 multiplexer q explain the working of a binary half-adder construct a full-adder from half- adder also
q differentiate the multiplexer and demultiplexer with respect to their concept block diagram and circuitq what is the difference between synchronous
q design the counter using sequential logic with following counting sequence using rs- flip-flops000 100 101 111 010
q design a 3-bit counter using sequential logic with following counting sequence using jk- flip-flops which counts the sequence 0 3 2 7 5 and
q explain 4 bit ripple counter with necessary diagram q explain jk master-slave flip-flop with block diagram and logic design q explain jk
q give the difference between register and counter q give the difference between flip-flop and latch q draw a set of waveforms for following
q use as few gates as possible design a nand-to-and gate network that realize the following boolean algebra expressionabcd abcd abcd abcd abcd
consider the following expression assume that complement inputs are available fabcd summ 013591214 sumd 410151 find minimal expression for sop draw
design an or to and gates combinational network and nand only nw for the following boolean expressionabcd abcd abcd
qprove using boolean algebra1 x xy x2 ab ac bc ac bc3 abc abc abc abca4 abc abac ac ab5 xy xz yz xz
find the minimum sop and pos expression for the following functions using karnaugh map and realize the expression using appropriate gates also
q fabcd a b da c da b cdabcd a b c da c da b dfind the simplified function f and implement it using nor gates
q find simplified function f and implement that function using only nand gates1 fabc ab abc abc2 f abc abcbcdabcdabc3 fxyz xyz xy xyz xyz4
q explain xnor gate with three input variable and draw necessary circuits q simplify following using k-map1 m0 m1 m6 m7 m12 m13 m8 m92 m0 m2