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transparent latch d flip flopa typical example of this type of d flop is 7475 shown in figure when clk connected is
d flip flop as we have seen in the sr flip flop when the inputs s r are applied the forbidden or indeterminate state occurs this
sr flip flopthe sr flip flop is an arrangement of logic gates that maintain astable output even after the input are turned
file flops the flip flop is a one storage biteable device the basic bistable device stores a binary of inputs value the flip
decodera decoder is logic circuit that energizes a particular output line for each combination of input signalfig
bi directional buffer 74ls245 this types of bi directional buffer is required for data bus as it has to function as bi directional
buffera buffer is a logic circuit that amplifies the current or power basically it is used change the driving capability of a
tri state devicestri state devices have three states logic 1 logic 0 and high impedance a tri state device buffer inverter
nor gatenor means not or it complements the output of an or gate the symbol of nor gate in fig a shows that a nor
binary division similar to multiplication division can be seen multiple subtractions for example if we have to divide 9
binary multiplicationmultiplication can be seen as multiple additions for example if we have to multiple 4 and 8 we can 8 4 time
example of binary subtraction of negative number case 2 negative number is more than the positive number i e answer is
example of binary subtraction - positive number case 1 positive number is more than negative number i e answer is
complement method of binary subtraction this method is used for subtraction as subtraction is converted to additionuse
binary subtraction negative numbers are represented in 2 complement form and subtraction is also per formed using 2 complement method
any number system to decimal conversion to convert a number in any number system to its equivalent decimal number simply multiple
hexadecimal to binary conversion conversion from hexadecimal to binary is the reverse of this process express each
hexadecimal number systemsimilar to octal number hexadecimal number system is also used to represent long binary numbers in
octal to binary conversionconversion form octal to binary is the reverse of this process express each octal digit in three
octal number systemsnow the question may arise in one mind that why to learn octal number system when neither
binary number systemsas mentioned earlier this number is used by digital systems like microprocessor and other
revision of basicsalthough it is assumed in this book that the reader has enough knowledge of various number systems
application of microprocessors microprocessor microcontroller based systems may be used in almost every filed of life and
importance of microprocessor now few questions may arise in one mind that when advance processor like pentium iv are