. , , ,

,,,

58080 — ,

4

58080


- 58080.


1

 

1. ,

 

1.1 (.1.1)

, . , .

1.1

Z N C H P Z N C H P
ANAR + + 0 + + (A)^(R)→A
ANAM + + 0 + + (A)^(M)→A ANI Im + + 0 0 + (A)^Im→A
XRAR + + 0 0 +

(A)(R)→A

 XRI Im + + 0 0 +

(A)Im→A
XRAM + + 0 0 +

(A)(M)→A
ORAR + + 0 0 +

(A)(R)→A

ORI Im + + 0 0 +

(A)Im→A
ORAM + + 0 0 +

(A)(M)→A
CMPR + + + + + (A)~(R) CPI Im + + + + + (A)~Im
CMPM + + + + + (A)~(M)

: R () A, B, C, D, E, H, L; M , H L; SP ; YSP ; CzK ; Im ; Ag , . (R) , - , .

, .

ANA 軠 XRA . 軠 ORA

0 ^ 0→0 00→0 00→0

0 ^ 1→0 01→1 01→1

1 ^ 0→0 10→1 10→1

1 ^ 0→0 11→0 11→1 1 ^ 1→0

CMP ( ), .

1.2 (.1.2)

, INR () , DCR () . , .

1.2

Z N C H P
INR R + + - + + (R)+1→R
INR M + + - + + (M)+1→R
DCR R + + - + + (R)-1→R
DCR M + + - + + (M)-1→R

1.3 (. 1.3)

, .

1.3

Z N C H P
RLC - - + - - Am→Am+1, A7→Ao, A7→C
RRC - - + - - Am+1→Am, Ao→A7, Ao→C
RAL - - + - - Am→Am+1, C→Ao, A7→C
RAR - - + - - Am+1→Am, Ao→C1, C→A7
CMA - - + - -

,

, RLC , . .

1.4 ()

, : STS ; CMC 0.

1.5

, .

, , , .. ,

1.4

JMP Ag Ag→C2K( Ag)
JC Ag (C)=1, Ag→C2K, (2)+3→ 2
JNC Ag (C)=0, Ag→C2K, (2)+3→ 2
JZ Ag (Z)=1, Ag→C2K, (2)+3→ 2
JNZ Ag (Z)=0, Ag→C2K, (2)+3→ 2
JP Ag (N)=0, Ag→C2K, (2)+3→ 2( +)
JM Ag (N)=1, Ag→C2K, (2)+3→ 2( -)
JPE Ag (P)=1, Ag→C2K, (2)+3→ 2( )

2

:

, 8500, I1=4, I2=8, I3=6, I4=3.

, , , .

8500   04

8501   08

8502   06

8503   03

2.1 .

8200

8201

06

04

 PRG 1: MVI B, 4

8202

8203

8204

21

00

85

 LXI H, 8500
8205 7E M1: MOV A, M
8206 05 M2: DCR B

8207

8208

8209

CA

12

82

 JZ M3
820 23 INR H
820 BE CMP H

820C

820D

820E

DA

05

82

 JC M1

820F

8210

8211

C3

06

82

 JMP M2
8212 7E M3: MOV A, M
8213 5F MOV E, A

8214

8215

 16 MVI D, 03
03
8216 A7 ANA A

8217

8218

8219

21

00

08

 LXI H, 0008

821A

821B

DE

00

 MVI C, 0
821C 7B MOV A, E
821D 17 RAL
821E 5A MOV E, D
821F 79 MOV A, C
8220 17 RAL
8221 92 SUB D

8222

8223

8224

D2

26

82

 JNC M5
8225 82 ADD D
8226 4F M5: MOV C, A
8227 3F CMC
8228 7E MOV A, M
8229 17 RAL
822A 67 MOV H, A
822B 2D DCR L

822C

822D

822E

C2

13

82

 JNZ M4
822F RST
4 58080 -

 

 

 

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