l N(name) .
l R m(register) m. m , , - (CS:IP), ; :
-R
AX=0005 BX=0005 CX=0000 DX=0001 SP=FFEE BP=0000 SI=0000 DI=0000
DS=1A8E ES=1A8E SS=1A8E CS=1A8E IP=010A NV UP EI PL NZ NA PO NC
1A8E:010A B81500 MOV AX,0015;
, R :
-R ax
AX 0005
:45
-R ax
AX 0045
l A n (assembler) , n - .
:
-A 100
1A8E:0100 mov ax,15
1A8E:0103 mov bx,5
1A8E:0106 add ax,bx
1A8E:0108 div bx
1A8E:010A
l U n1, n2 Lk (unassembler) , n1 - 1-, n2 , , k ( n2, Lk). :
-U100 La
1A8E:0100 B81500 MOV AX,0015
1A8E:0103 BB0500 MOV BX,0005
1A8E:0106 01D8 ADD AX,BX
1A8E:0108 F7F3 DIV BX
l T k (tracing) k : k , ( ). , . P (procedure), T, , G n. () :
l ( FL (. . 9.2);
l - (CS:IP);
l .
:
R
AX=0000 BX=0000 CX=0000 DX=0000 SP=FFEE BP=0000 SI=0000 DI=0000
DS=1A8E ES=1A8E SS=1A8E CS=1A8E IP=0100 NV UP EI PL NZ NA PO NC
1A8E:0100 B81500 MOV AX,0015
-t
AX=0015 BX=0000 CX=0000 DX=0000 SP=FFEE BP=0000 SI=0000 DI=0000
DS=1A8E ES=1A8E SS=1A8E CS=1A8E IP=0103 NV UP EI PL NZ NA PO NC
1A8E:0103 BB0500 MOV BX,0005
-t
AX=0015 BX=0005 CX=0000 DX=0000 SP=FFEE BP=0000 SI=0000 DI=0000
DS=1A8E ES=1A8E SS=1A8E CS=1A8E IP=0106 NV UP EI PL NZ NA PO NC
1A8E:0106 01D8 ADD AX,BX
-t
AX=001A BX=0005 CX=0000 DX=0000 SP=FFEE BP=0000 SI=0000 DI=0000
DS=1A8E ES=1A8E SS=1A8E CS=1A8E IP=0108 NV UP EI PL NZ NA PO NC
1A8E:0108 F7F3 DIV BX
-t
AX=0005 BX=0005 CX=0000 DX=0001 SP=FFEE BP=0000 SI=0000 DI=0000
DS=1A8E ES=1A8E SS=1A8E CS=1A8E IP=010A NV UP EI PL NZ NA PO NC
1A8E:010A 48 DEC AX
l G n (go) EXE- COM- - n, n .
|
|
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() :
l ();
l FL (. . 9.2);
l - (CS:IP), .
:
-g 10a
AX=0005 BX=0005 CX=0000 DX=0001 SP=FFEE BP=0000 SI=0000 DI=0000
DS=1A8E ES=1A8E SS=1A8E CS=1A8E IP=010A NV UP EI PL NZ NA PO NC
1A8E:010A 48 DEC AX
l D n, s Lk (dump) k , - n ( n, Lk : n - + 1 k = 128), , D Enter, 128 :
(. , )
-D
1D20:0C00 F7 07 01 00 75 12 2E C7-06 CB 98 02 00 EB 09 E8....u...........
1D20:0C10 96 00 F8 EB 0D F9 EB 0A-50 B0 03 B4 FF E8 03 00........P.......
1D20:0C20 58 F8 C3 57 26 8B 7F 04-2E 89 3E CF 98 26 88 05 X..W&.....>..&..
1D20:0C30 26 88 65 01 50 2E A1 DE-98 26 89 45 02 58 3C 01 &.e.P....&.E.X<.
1D20:0C40 75 0A 26 89 55 04 26 89-4D 06 EB 5A 3C 02 75 06 u.&.U.&.M..Z<.u.
1D20:0C50 26 89 55 04 EB 50 3C 07-74 E8 3C 08 74 E4 3C 06 &.U..P<.t.<.t.<.
1D20:0C60 75 06 26 88 55 04 EB 3E-3C 04 75 0F 2E A1 D8 98 u.&.U..><.u.....
1D20:0C70 40 26 89 45 04 26 8C 5D-06 EB 2B 26 89 75 04 26 @&.E.&.]..+&.u.&
:
l L k , , , S;
l S , k ( : D n L1 - n);
:
-D 3b43 L3
1A8E:3B40 6C 6C 65 lle
-D 3b43 L1
1A8E:3B40 6C l
l S Lk ( D n), 128 , :
-D 405
1A8E:0400 69 6C 65-66 69 6C 65 66 69 6C 65 ilefilefile
1A8E:0410 66 69 6C 65 66 69 6C 65-66 69 6C 65 66 69 6C 65 filefilefilefile
1A8E:0420 00 44 CD 21 F6 C2 80 74-05 F6 C2 10 75 05 E8 52.D.!...t....u..R
1A8E:0430 FD 8C DB 53 81 C3 2D 00-03 DA 8C CD 8B C2 80 E4...S..-.........
1A8E:0440 0F B1 04 8B F2 D3 E6 8B-CE D1 E9 4E 4E 8B FE 2B...........NN..+
1A8E:0450 E8 2B D8 8E C5 8E DB F3-A5 FC 8E DD 07 06 BF 00.+..............
1A8E:0460 01 33 F6 AD 95 BA 10 00-EB 2B AD 95 B2 10 EB 35.3.......+.....5
1A8E:0470 AD 95 B2 10 EB 36 AD 95-B2 10 EB 3B AD 95 B2 10.....6.....;....
1A8E:0480 EB 5D AD 95 B2.]...
ASCII ( ASCII (.)).
l E n 1, 2...(enter) , n; , , e 200 'pole', '', 'file' :
-d Lc
1A8E:0200 70 6F 6C 65 E4 A0 A9 AB-66 69 6C 65 pole...file;
( ) E n, Enter, (1 ), :
-e 300
1A8E:0300 73.20
Space .
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l F n Lk 1 (fill) k , - n, 1: , f 400 L20 'file'.
:
-d 400 L30
(. ).
1A8E:0400 66 69 6C 65 66 69 6C 65-66 69 6C 65 66 69 6C 65 filefilefilefile
1A8E:0410 66 69 6C 65 66 69 6C 65-66 69 6C 65 66 69 6C 65 filefilefilefile
1A8E:0420 00 44 CD 21 F6 C2 80 74-05 F6 C2 10 75 05 E8 52.D.!...t....u..R
l S n Lk (search) k - , : s 200 l10 'fi'.
: 1A8E:0208.
l W (write) ; , BX , N (N _);
l L (load) ; BX , N; COM- EXE- , debug _.
, :
l , ASCII, ;
l - : ; ; ; . -: 4FC5:10B, 13C6:1ABB, DS:0, CS:100;
l . : mov AX, 0123 : B82301 (B8 'mov ax').
- .
- .
- .
- .
- , .
- .
- .
- .
- .
- -?
- , .
- , .
- , .
- .
- .
- .
- , , .
- .
- DS ?
- Debug? .
- .
[1] opr src (source ) dst (destination ).
