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120 100

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1

2CPU

3

4CPU

5

6

7

8

9

01101110
01101110
01101110

10

10110101
10110101
10110101

11

8
11010110
21010110

12X=78H-X=H

13111111111111111111111111

14100000001000000010000000

15

X1=+0010100Y1=+0100001X2=0010100Y2=01000018
1[X1Y1]=[X1][Y1]=
2[X1Y2]=[X1][Y2]=
3[X2Y2]=[X2][Y2]=
4[X2Y2]=[X2][Y2]=

16

BCD
5D.BA16=2810
=BCD

17

ASCII
9ASCII
CASCII

18

ASCII
$ASCII
ASCII

19

ASCII
bASCII
ASCII

20

ASCII
ASCII
ASCII

21

A.01A5H B.110110101B C.2590D D.3764O

22

A.1002H B.1001001100101100B C.2570O D.9614D

23ASCII

A.11001011 B.11010110 C.11000001 D.11001001

24B9H

A.185 B.71 C.99BCD D.57

258086/8088CPUBIU

268086/8088CPUT1A19/S6A16/S3

278086/8088CPUCPU

288086/8088

29

308086/8088CPUEU

318086CPUI/O

3216MBCPU

A.26 B.28 C.20 D.22 E.24

338086/8088CPURESET

A.4 B.5 C.2 D.3

34RESET8086/8088CPU0FFFFH

A.SS B.DS C.ES D.CS

358086/8088CPUI/OTW

A.T1T2 B.T2T3 C.T3T4 D.

368086/8088CPU

A. B. C. D.

378086

A.T1 B.T2 C.T3 D.T4

38IP

A. B.CPU C. D.

398086CPU

A.CPU B. C.8282 D.8288

408086/8088CPU

418086/8088CPU

428086/8088CPU

438086/8088CPU

44Intel80868088

458086/8088CPUCPUCPU

46

47

480B0000H0BFFFFHDS

498086

5020C0HDS=0C0E0H

518086/8088/

528086

538086

54 8086[95a49deb44663a6f2f51cb7c3b68d35f.jpg]

5520610AH1CE7HPA

561631DAH5E7FH808600130H00135H

578086CPUALE

58MOV AXBP16DS+BP

59OUT DXAL16

60PSW

61

62IPCS

63

A.DSBP B.DSSI C.DSDI D.SSBP

64SS=2000HSP=0012HAX=1234HPUSHAXSP=

A.0014H B.0011H C.0010H D.000FH

65BP

A. B. C. D.

66

AX=
MOV AX1234H
MOV CL4
ROL AXCL
DEC AX
MOV CX4
MUL CX
HLT

A.8D00H B.9260H C.8CA0H D.0123H

67AL=-68BL=86SUBALBL

A.CF=1 B.SF=1 C.OF=1 D.ZF=1

68SI0004HDS8000H80004H=02H80005H=C3HLEAAXSIAX

A.0002H B.0005H C.0004H D.C302H

69JNE

A.CF0 B.CF1 C.ZF0 D.ZF1

708086BX0282HINCBYTEPTRBX

B.1 C.2 D.3

71

A.MOVBXBUFSI B.ADDSI+50BX C.SUBAX2 D.CMPAXDISPDI E.MULVARBX F.PUSHCX

72WORDVARRAX

A.MOV AXWORD VARR B.LES AXWORD VARR C.LEA AXWORD VARR D.MOV AXOFFSETWORD VARR

73CALL

A. B. C.SHORT D. E.

748086

B.1 C.2 D.3

75MOV BXOFFSET BUF

76BX=0449HBP=0200HSI=0046HSS=2F00H2F246H=7230HXCHGBXBP+SIBX=

77AL01011101BNEGALCBWAX

78TF

79

1MOV SI2100H
2SBB DISP[BX]7
3AND [DI]AX
4OR AX[609EH]
5MOV [BXDI30H]CX
6PUSH ES[BP]
7CALL DISP[DI]

80

0A11HSP=0060HAL=4AXSP
PUSHF
LAHF
XCHG AHAL
PUSH AX
SAHF
POPF

81

1LOOP L20
2LOOPNE L20
3LOOPE L20
AXBXCXDX
BEGINMOV AX01
MOV BX02
MOV DX03
MOV CX04
L20INC AX
ADD BXAX
SHR DX1

82N1N22BCDN1N2

830

84DS=2000H21000H=00H21001H=12H21200H=00H21201H=10H23200H=20H23201H=30H23400H=40H23401H=30H23600H=60H23601H=30HCOUNT1200HAXBXSI

85DATA24C0H24C0H~24C3H55H66H77H88HAXBXCLSIDS

86AX=26D3HCX=7908HCF=1AXCXCF=OF=

87

MOV AL35H
MOV DLAL
AND DL0FH
AND AL0F0H
MOV CL4
SHR ALCL
MOV BL10
MUL BL
ADD ALDL
AL

88

89

ARRAY DW 10 DUP5 DUP4 DUP20H40H60H

90DOS

91

92EXE

A. B. C. D.

93

A.DB B.DW C.DD D.DF E.DQ F.DT

94

A. B. C. D. E.

958086BUFFMOV BXBUFFBXBUFF

A. B. C. D.

96

1GET.DATA
21_NUM
3TEST-DATA
4RET
5NEW ITEM

97

A1 DB
A2 DB 8
K1 EQU 100

1MOV K1AX
2MOV A2AH
3CMP A1A2
4MOV BXK1
MOV[BX]DX
5K1EQU 200

98

NUM1 EQU 23H
NUM2 DW 0
MOVNUM2NUM1NUM21

99 10H11H [51cb5cb0016e6e6582d48a1def3b493d.jpg][cc2f658d567962b1ee2857d32781e946.jpg]

100

ALPHA EQU 100
BETA EQU 25
GAMMA EQU 2

1ALPHA*4GTBETA
2ALPHAMODGAMMABETA
3BETA/3LE5
4ALPHAANDBETA
5GAMMAXORBETAEQ25

1011234

102

A. B. C. D.

103

A.SRAM B.DRAM C.EPROM D.

1042K1bit4K8bit

A.2 B.8 C.32 D.16

10527641000H

A.1FFFH B.17FFH C.27FFH D.2FFFH

1068KB1MB

A.120 B.124 C.128 D.132

107

A. B. C.SRAM D.BIOS E. F.

108CPU

109

1101000H1K82K84K8H8K8

111

1123000H63FFH

1138bit16bit4K4RAM16KB4K4RAM

1148bit16bit4K4RAM16KB

1158bit16bit4K4RAM16KB0000H

116

1178259A16

1188259A00H8259A8

1198259A

1208259A

1218086CPU

A. B. C. D.

122CPUINTR

A.IF=0 B.IF=1 C.TF=0 D.TF=1

123

A.1 B.2 C.3 D.4

124IRET

A.CSIPFlags B.IPCSFlags C.FlagsCSIP D.FlagsIPCS

1258259AIRQ4

A.IRQ3 B.IRQ5 C.IRQ0 D.IRQ4

126PC/XT8259AICW270H8259AIRQ6

A.75H B.76H C.70H D.1D8H

127PC/XT8259AICW270H8259AIRQ5

A.75H B.280H C.300H D.1D4H

1288259AOCW201100100

A.IRQ0 B.IRQ1 C.IRQ2 D.IRQ3 E.IRQ4 F.IRQ5 G.IRQ6 H.IRQ7

12938259A

A.24 B.23 C.22 D.20 E.16 F.15

130PC8259A

A. B. C. D.

1318259AICW113H8259A

A. B. C. D. E.ICW4 F.ICW4

1328259AICW409H8259A

A. B.8086CPU C. D. E. F.

133PC/XT8259AOCW136H

A.IR0 B.IR1 C.IR2 D.IR3 E.IR4 F.IR5 G.IR6 H.IR7

1348086CPUNMIINTR

A. B. C.CPU D.DMA

135

136

1378086CPUH

138CPU

139

140

1418086/8088

1428259A

1438259A

1448259A80868259A20H~27H8259A0B0H0B1H8259A

1458259AIMR8086IF

14680868259A20H8259AIR44FE0H0024H

1478086CPUINALDXDX

A. B. C. D.

148CPU

A. B. C. D.

149

A. B. C. D.

150CPU

A. B. C. D.

151PC/XTI/O

A. B. C. D. E. F.DX

152PCI/OI/O

A.AL B.BL C.CL D.DL E.AX F.BX G.CX H.DX

153I/O8255

A.00H B.01H C.04H D.07H

154I/O

A./ B./ C./ D.I/O

155CPU

A. B. C. D.CPU

156I/OPC

157PCI/OI/ODXI/O

158/CPU

159/

160CPUOUT DXAL

161

162I/O

1638255

164

165

16682531.91MHz25KHz

1678253201H202H203H200H2MHz11ms

168 8255C8874LS138 [8c62c38d3449a974d462f03b2ada74dd.jpg]

1692400

1707112400

171

172

1738251A38.4KHz2400718251A

174

A. B. C. D.

175RS2320

A.0~+1.8V B.+2.8~+5V C.+3~+15V D.-15~-3V

176PC

A.IDE B.Centoronics C.RS-232C D.SCSI

177USBPCUSBUSB

A.2 B.3 C.4 D.5

1788251A

A.8251 B.8251 C.8251 D.

179

A. B. C. D.

1808251A

A. B. C. D.

181

18282100

183

184

1856001200

1868251A271

1878086

A. B. C. D.

188CMPAXDXSFOFZFSFOFZF0

A.AX>DX B.AXDX C.AXIc B.Ib