IBM PC汇编语言与程序设计 第4版PDF|Epub|txt|kindle电子书版本网盘下载

IBM PC汇编语言与程序设计 第4版PDF格式电子书版下载

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Part A Fundamentals of PC Hardware and Software1

1 BASIC FEATURES OF PC HARDWARE1

Introduction1

Bits and Bytes1

Binary Numbers3

Hexadecimal Representation6

ASCII Code7

The Processor7

Internal Memory9

Segments and Addressing11

Registers13

Key Points17

Questions18

2 REQUIREMENTS FOR USING PC SOFTWARE20

Introduction20

Features of the Operating System20

The Boot Process21

Input-Output Interface22

The System Program Loader22

The Stack23

Addressing of Instructions and Data25

Instruction Operands27

Key Points27

Questions28

3 EXECUTING COMPUTER INSTRUCTIONS29

Introduction29

Using the DEBUG Program30

Viewing Memory Locations31

Machine Language Example Ⅰ：Immediate Data34

Machine Language Example Ⅱ：Defined Data38

An Assembly Language Example41

Using the INT Instruction42

Saving a Program from Within DEBUG45

Using the PTR Operator45

Key Points46

Questions47

Part B Fundamentals of Assembly Language49

4 REQUIREMENTS FOR CODING IN ASSEMBLY LANGUAGE49

Introduction49

Assemblers and Compilers50

Program Comments50

Reserved Words51

Identifiers51

Statements52

Directives53

Instructions for Initializing a Program57

Instructions for Ending Program Execution59

Example of a Source Program59

Initializing for Protected Mode60

Simplified Segment Directives61

Data Definition62

Directives for Defining Data65

The EQu Directive69

Key Points70

Questions71

5 ASSEMBLING，LINKING，AND EXECUTING A PROGRAM73

Introduction73

Preparing a Program for Execution73

Assembling a Source Program74

Using Conventional Segment Definitions76

Using Simplified Segment Directives81

Two-Pass Assembler83

Linking an Object Program83

Executing a Program86

Cross-Reference Listing86

Error Diagnostics87

The Assembler Location Counter89

Key Points89

Questions89

6 SYMBOLIC INSTRUCTIONS AND ADDRESSING91

Introduction91

The Symbolic Instruction Set91

Instruction Operands94

The Mov Instruction97

Move-and-Fill Instructions98

Immediate Operands99

The XCHG Instruction100

The LEA Instruction101

The INC and DEC Instructions101

Extended Move Operations101

The INT Instruction103

Aligning Data Addresses104

Near and Far Addresses104

The Segment Override Prefix105

Key Points105

Questions106

7 WRITING.COM PROGRAMS108

Introduction108

Differences Between an.EXE and a.COM Program108

Converting into.CoM Format109

Example of a.CoM Program110

The.COM Stack111

Debugging Tips112

Key Points112

Questions113

8 PROGRAMMING REQUIREMENTS FOR LOGIC AND CONTROL114

Introduction114

Short，Near，and Far Addresses115

Instruction Labels115

The JMP Instruction116

The LOOP Instruction118

The Flags Register119

The CMP Instruction120

Conditional Jump Instructions121

Calling Procedures123

Effect of Program Execution on the Stack126

Boolean Operations127

Program：Changing Uppercase to Lowercase129

Shifting Bits130

Rotating Bits132

Jump Tables134

Organizing a Program136

Key Points137

Questions137

Part C Screen and Keyboard Operations139

9 INTRODUCTION TO SCREEN AND KEYBOARD PROCESSING139

Introduction139

The Screen140

Setting the Cursor140

Clearing the Screen141

INT 21H Function O9H for Screen Display142

TNT 21H Function OAH for Keyboard Input144

Program：Accepting and Displaying Names145

Using Control Characters in a Screen Display149

INT 21H Function O2H for Screen Display150

File Handles150

INT 2IH Function 4OH for Screen Display151

INT 2IH Function 3FH for Keyboard Input152

Key Points154

Questions154

10 ADVANCED FEATURES OF SCREEN PROCESSING156

Introduction156

Video Adapters157

Setting the Video Mode157

Using Text Mode158

Screen Pages161

Using INT IOH for Text Mode161

Program：Displaying the ASCII Character Set167

ASCII Characters for Boxes and Menus170

Program：Blinking，Reverse Video，and Scrolling171

Direct Video Display173

Using Graphics Mode175

INT IoH for Graphics177

Program：Setting and Displaying Graphics Mode180

Determining the Type of Video Adapter182

Key Points182

Questions183

11 ADVANCED FEATURES OF KEYBOARD PROCESSING185

Introduction185

The Keyboard186

Keyboard Shift Status186

The Keyboard Buffer187

Using INT 21H for Keyboard Input188

Using INT 16H for Keyboard Input189

Extended Function Keys and Scan Codes191

Program：Selecting from a Menu193

BIOS INT O9H and the Keyboard Buffer197

Keying in the Full ASCII Character Set201

Key Points201

Questions202

Part D Data Manipulation203

12 PROCESSING STRING DATA203

Introduction203

Features of String Operations204

REP：Repeat String Prefix204

MOVS：Move String Instruction205

LODS：Load String Instruction207

STOS：Store String Instruction208

Program：Using LoDs and STOS to Transfer Data209

CMPS：Compare String Instruction211

SCAS：Scan String Instruction213

Example：Using Scan and Replace214

Alternative Coding for String Instructions214

Duplicating a Pattern215

Program：Right Adjusting a Screen Display215

Key Points218

Questions218

13 ARITHMETIC：I—PROCESSING BINARY DATA220

Introduction220

Processing Unsigned and Signed Data221

Addition and Subtraction222

Extending Values in a Register224

Performing Arithmetic on Doubleword Values225

Multiplication227

Performing Doubleword Multiplication231

Special Multiplication Instructions234

Multiplication by Shifting235

Division235

Division by Shifting239

Reversing the Sign240

The Numeric Data Processor240

Key Points242

Questions243

14 ARITHMETIC：Ⅱ—PROCESSING ASCII AND BCD DATA244

Introduction244

Data in Decimal Format245

Processing ASCII Data246

Processing Unpacked BCD Data249

Processing Packed BCD Data251

Converting ASCII Data to Binary Format253

Converting Binary Data to ASCII Format255

Shifting and Rounding a Product257

Program：Converting AsCu Data257

Key Points263

Questions264

15 DEFINING AND PROCESSING TABLES265

Introduction265

Defining Tables265

Direct Addressing of Table Entries267

Searching a Table271

The XLAT （Translate） Instruction277

Program：Displaying Hex and ASCII Characters278

Sorting Table Entries280

Linked Lists281

The TYPE，LENGTH，and SIZE Operators286

Key Points286

Questions287

Part E Advanced Input/Output289

16 DISK STORAGE Ⅰ ORGANIZATION289

Introduction289

Disk Characteristics289

The Disk System Area and Data Area292

The Boot Record294

The Directory294

The File Allocation Table296

Exercise：Examining the FAT299

Processing Files on Disk302

Key Points302

Questions302

17 DISK STORAGE Ⅱ WRITING AND READING FILES304

Introduction304

ASCIIZ Strings305

File Handles305

Error Return Codes305

File Pointers306

Using File Handles to Create Disk Files306

Using File Handles to Read Disk Files311

Using File Handles for Random Processing313

Program：Processing an AScu File320

Absolute Disk I/O324

Disk Services Using File Control Blocks325

Key Points330

Questions330

18 DISK STORAGE Ⅲ.INT 21H FUNCTIONS FOR SUPPORTING DISKS AND FILES332

Introduction332

Operations Handling Disk Drives333

Program：Reading Data from Sectors342

Operations Handling the Directory and the FAT345

Program：Displaying the Directory346

Operations Handling Disk Files348

Program：Selectively Deleting Files353

Key Points356

Questions356

19 DISK STORAGE Ⅳ: INT 13H DISK FUNCTIONS357

Introduction357

BIOS Status Byte358

Basic INT I3H Disk Operations358

Program：Using INT I3H to Read Sectors360

Other INT I3H Disk Operations363

Key Points368

Questions368

20 FACILITIES FOR PRINTING369

Introduction369

Common Printer Control Characters370

INT 2IH Function 40H：Print Characters370

Program：Printing With Page Overflow and Headings371

Program：Printing ASCII Files and Handling Tabs374

INT 2IH Function O5H：Print Character378

Special Printer Control Characters379

INT I7H Functions for Printing380

Key Points381

Questions381

21 OTHER INPUT/OUTPUT FACILITIES383

Introduction383

Mouse Features383

Mouse Functions384

Common INT 33H Operations385

Program：Using the Mouse391

Ports394

String Input/Output395

Generating Sound397

Key Points397

Questions398

Part F Advanced Programming400

22 DEFINING AND USING MACROS400

Introduction400

Two Simple Macro Definitions401

Using Parameters in Macros402

Macro Comments403

Using a Macro Within a Macro Definition405

The LOCAL Directive407

Including Macros from a Library407

Concatenation410

Repetition Directives410

Conditional Directives412

Key Points416

Questions417

23 LINKING TO SUBPROGRAMS419

Introduction419

The SEGMENT Directive420

Intrasegment Calls421

Intersegment Calls422

The EXTRN and PUBLIC Attributes423

Using EXTRN and PUBLIC for an Entry Point425

Defining the Code Segment as PUBLIC427

Using Simplified Segment Directives429

Defining Common Data as PUBLIC430

Defining Data in Both Programs431

Passing Parameters to a Subprogram433

Linking Pascal with an Assembly Language Program436

Linking C with an Assembly Language Program440

Key Points442

Questions444

24 MEMORY MANAGEMENT445

Introduction445

The Main DOS Programs445

The High-Memory Area446

The Program Segment Prefix447

Memory Blocks452

Memory Allocation Strategy455

The Program Loader456

Allocating and Freeing Memory462

Loading or Executing a Program Function463

Program Overlays464

Resident Programs470

Key Points475

Questions476

Part G Reference Chapters478

25 BIOS DATA AREAS AND PROGRAM INTERRUPTS478

Introduction478

The Boot Process478

The BIOS Data Area479

Interrupt Services482

BIOS Interrupts483

BIOS：DOS Interface487

DOS Interrupts487

INT 2IH Services488

Key Points494

Questions495

26 OPERATORS AND DIRECTIVES497

Introduction497

Type Specifiers497

Operators498

Directives504

27 THE PC INSTRUCTION SET525

Introduction525

Register Notation526

The Addressing Mode Byte526

Two-Byte Instructions527

Three-Byte Instructions528

Four-Byte Instructions528

Instruction Set529

APPENDIXES557

A Conversion Between Hexadecimal and Decimal Numbers557

B ASCII Character Codes560

C Reserved Words562

D Assembler and Link Options564

E The DEBUG Program572

F Keyboard Scan Codes and ASCII Codes579

ANSWERS TO SELECTED QUESTIONS583

INDEX595