Fundamentals of Digital Logic and Microcomputer DesignRafi Systems, Incorporated, 1999 - 828 sayfa |
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Sayfa 262
... Direct Memory Access ( DMA ) . This is a type of I / O technique in which data can be transferred between the microcomputer memory and external devices without any micro- processor ( CPU ) involvement . Direct memory access is typically ...
... Direct Memory Access ( DMA ) . This is a type of I / O technique in which data can be transferred between the microcomputer memory and external devices without any micro- processor ( CPU ) involvement . Direct memory access is typically ...
Sayfa 363
... direct mapping by means of a numerical example of Figure 8.13 . All numbers are in hexadecimal . The content of index address 00 of cache is tag = 0 and data = 013F . Suppose that the microprocessor wants to access the memory address ...
... direct mapping by means of a numerical example of Figure 8.13 . All numbers are in hexadecimal . The content of index address 00 of cache is tag = 0 and data = 013F . Suppose that the microprocessor wants to access the memory address ...
Sayfa 714
... direct 0000 1001 09 MRI STA < addr 2 M ( < addr > ) < ← A < addr8 > 0000 1010 < addrH > ОА MRI ADD ( addr 2 < addr8 > < addrH > A + A + M ( < addr > ) Store register A direct Add register A direct 0000 1011 OB MRI SUB ( addr 2 < addr8 > ...
... direct 0000 1001 09 MRI STA < addr 2 M ( < addr > ) < ← A < addr8 > 0000 1010 < addrH > ОА MRI ADD ( addr 2 < addr8 > < addrH > A + A + M ( < addr > ) Store register A direct Add register A direct 0000 1011 OB MRI SUB ( addr 2 < addr8 > ...
İçindekiler
INTRODUCTION TO DIGITAL SYSTEMS | 1 |
NUMBER SYSTEMS AND CODES | 31 |
BOOLEAN ALGEBRA AND DIGITAL LOGIC GATES | 67 |
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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