1 [1] .
2 15.115.3. (. ).
3 .
1 , Intel 8085A?
2 , , , ?
3 , , , :
) ANA C; | ) ORA D; | ) ANI 30 h; | ) XRI 30 h. |
4 , .
5 .
6 RRC RAR.
,
5 ().
6 Sim8085 Microprocessor Simulator.
7 .
8 Intel 8085A.
1 .
2 - .
3 Sim8085.
4 15.1...15.3. , 4.14.3 13.
15.115.3 .
5 15.115.3 , Sim8085 .
6 .
7 .
1 .
2 , 15.115.3 .
3 15.115.3 , .
1 , 8?
2 , ?
3 , Z, C, P, S ?
4 , D.
:
- Intel 8085A (K1821BM85A);
- .
|
|
:
- , ;
- , Sim8085 Microprocessor Simulator.
Intel 8085A :
1) ;
2) ;
3) ;
4) .
. -, , , . -. , .
. 1, , 0, . :
1 0 1 0 1 0 0 1 | |
Ú | |
0 0 1 1 0 0 1 0 | |
1 0 1 1 1 0 1 1, |
Ú - .
. 1, 1, 0, 0. :
1 0 1 0 1 0 0 1 Ù | |
Ù | |
0 1 1 0 0 1 0 0 | |
0 0 1 0 0 0 0 0, |
Ù - .
. 1, (1 0), 0, (1 1; 0 0). :
1 0 1 0 1 0 0 1 Å | |
Å | |
0 0 1 1 0 0 1 0 | |
1 0 0 1 1 0 1 1, |
Å - .
0. :
() = 1 0 1 0 1 0 0 1 |
(A̅) = 0 1 0 1 0 1 1 0. |
Intel 8085A :
- : , , , D, E, H L;
- HL;
- .
, , , . . ( 15.1):
15.1
Z | C | |
P , , 1, , 0, .
|
|
S .
Intel 8085A :
1) ;
2) ;
3) ;
4) .
- A . -.
. . , , 2.
. , . , , 2.
. , . , , 2.
15. 1
, Intel 8085A 2000 h , M2 = (C) Ù (D̅) Ú (A) Ù (M1) ( 15.2).
15.2 15.1
(P = 16) | (P = 16) | ||||||||
(C) | (D) | (A) | (M1) | (C) | (D) | (A) | (M1) | ||
1A | B5 | A1 | 4C | 2A | |||||
2A | B4 | 1A | 3E | B2 | 5E | B4 | |||
3B | E1 | 2B | 4D | C4 | 2F | 3E | 1A | ||
0A | F7 | 4C | BF | 4D | 7D | A1 | |||
4D | B4 | BE | 3A | 5B | 3E | ||||
4D | 4D | FE | DC | 4B | 6A | 3B | |||
4C | 3A | D5 | 7A | A7 | 8F | 4B | E1 | ||
1 M1 - 2023 h. 2 M2 - 2025 h. |
( ANI OF h) - , M2 ( ). M1 ( ) , 2 . , 12.4.
. , (. ).
15.3. .
15.3 15.1
(P = 16) | (P = 16) | |||||||||||||
(M2) | (C) | (D) | (A) | (H) | (L) | (M1) | (SP) | (PC) | S | Z | A | P | C | |
15. 2
, Intel 8085A c 2000 h , ( 15.2):
A = (C) Å (D̅)
AA h, 1 2023 h. AA h, 2 2025 h. Tc 15.1. , 12.4.
|
|
.
15.4. .
15.4 15.2
(P = 16) | (P = 16) | ||||||||||||
(M1) | (M2) | (C) | (D) | (A) | (H) | (L) | (PC) | S | Z | A | P | C | |
15. 3
, Intel 8085A 2000 h B 4 ( 15.5):
C = (B): 4
15.5 15.3
(P = 16) | (P = 16) | ||
(B) | (B) | ||
1, 3, 5, 7 | 9, 11, 13 | ||
2, 4, 6 | 1C | 8, 10, 12, 14 |
, 12.4.
.
15.6. .
15.6 15.3
(P = 16) | (P = 16) | |||||||||||
(C) | (B) | (A) | (H) | (L) | (SP) | (PC) | S | Z | A | P | C | |
16
1 Intel 8085A (K1821BM85A), .
2 , , Sim 8085 Microprocessor Simulator.