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what is usbusb the usb universal serial bus is intended to join peripheral devices as keyboards modems a mouse and sound cards to the microprocessor
differentiate between motorola processors and intel processorscomparison between motorola processors and intel processors amdintel processors are
explain super scalar architecture the pentium microprocessor is organized along with three execution units single is executes floating-point
explain protected mode interrupt in this mode interrupts have exactly similar assignments as in real mode but the interrupt vector table is not same
define the operation of real mode interruptoperation of real mode interrupt while the microprocessor completes executing the current instruction this
explain the term assembler directivesan assembler directive is a statement to provide direction to the assembler to execute the task of assembly
define the term real time clock a real-time clock maintains the time in real time which is in hours and minutes for the real-time clock the software
name some application where you see use of serial communicationwithin the world of serial communications there are two different equipments aredte
what is the importance of rs232-c in serial communicationrs-232 that is recommend standard number 232 and c is the new revision of the standard the
with respect to serial communication define the half duplexhalf duplex transmission a channel of half duplex can send and receive but not at same
with respect to serial communication define the asynchronous communication asynchronous implies no synchronization and therefore does not require
with respect to serial communication define the baud rate the rate of data transfer into serial data communication is denoted in bps bits per second
explain daa instructiondaa the daa instruction follows the instruction adc or add to adjust the result in a bcd result the daa instruction performs
explain the cmp instructioncmp the comparison instruction is a subtraction which changes only the flag bits the destination operand certainly not
explain the neg instruction neg twos complement or arithmetic sign inversion neg the neg instruction twos complements a number that means that the
explain the test instructiontest the test instruction executes the and operation the difference is as the and instruction changes the destination
what are the blocks of the microprocessor depends systemthe blocks of the microprocessor depends system are the memory and io system the data
explain microprocessor development systemmicroprocessor development system computer systems consist of undergone many changes lately machines which
what is assemblerassembler an assembler or macro-assembler usually forms a part of the operating system this translates an assembly language program
define the term paging unitpaging unit the paging mechanism functions along with 4k - byte memory pages or along with a new extension obtainable to
explain branch prediction logic in pentiumbranch prediction logic in pentium the pentium microprocessor utilizes branch prediction logic to decrease
explain the operation of iret instruction what memory locations contain the vector for an int 34 instructionthe interrupt return iret instruction
what are the different modes in which 8255 programmable peripheral interface ppi can operate twenty four io lines in 38-bit port groups - a b and c
write a brief note on mmx technology mmx multimedia extensions technology adds 57 new types of instructions to the pentium - 4 microprocessors
explain in brief the functions of the clock generator chip 82848284 clock generatorthe 8284 is an ancillary element to the microprocessors without