Fundamentals of Digital Logic and Microcomputer DesignRafi Systems, Incorporated, 1999 - 828 sayfa |
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Sayfa 242
... carry is reflected into the high - byte addition While performing BCD arithmetic with microprocessors , the carry out of the low nibble ( 4 bits ) has a special significance . Because a BCD digit is represented by 4 bits , any carry out ...
... carry is reflected into the high - byte addition While performing BCD arithmetic with microprocessors , the carry out of the low nibble ( 4 bits ) has a special significance . Because a BCD digit is represented by 4 bits , any carry out ...
Sayfa 307
... carry process propa- gates through 15 full adders . Therefore , the worst - case add - time of the 16 - bit CPA can be estimated as follows : Time taken for carry to propagate through 15 full adders ( the delay involved in the path from ...
... carry process propa- gates through 15 full adders . Therefore , the worst - case add - time of the 16 - bit CPA can be estimated as follows : Time taken for carry to propagate through 15 full adders ( the delay involved in the path from ...
Sayfa 311
... carry - save addition " is used . To see its effectiveness , consider the following example : 44 28 32 79 63 + Sum vector 12 Carry vector 183 - Final answer In this example , four decimal numbers are added . First , the unit digits are ...
... carry - save addition " is used . To see its effectiveness , consider the following example : 44 28 32 79 63 + Sum vector 12 Carry vector 183 - Final answer In this example , four decimal numbers are added . First , the unit digits are ...
İçindekiler
INTRODUCTION TO DIGITAL SYSTEMS | 1 |
NUMBER SYSTEMS AND CODES | 31 |
BOOLEAN ALGEBRA AND DIGITAL LOGIC GATES | 67 |
Telif Hakkı | |
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16 bits 32 bits adder address register addressing modes arithmetic assembly language assembly language program Assume binary number block Boolean bus cycle byte cache chip clock cycle complement consider contains contents control unit data bus decimal decoder digits display DSACK1 DTACK EPROM example execution flags flip-flop floating-point full adder function hardware hexadecimal implemented index register input instruction set integer Intel interface interrupt K-map latch loaded logic diagram m₁ main memory memory address memory location microcomputer microprocessor microprogram minterms Motorola MOVE.W multiplication offset on-chip op-code operand output Pentium perform physical address pins pipeline pointer port PowerPC processor program counter provides reset result RISC sequence sequential circuit shown in Figure signal specified stack stored subroutine synchronous transistor truth table typical unsigned vector word zero