1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
;Sven Eisenhauer
;MPS1 Versuch 3 Aufgabe 3
;16.06.2005
LSTOUT-
$SFR80515.INC
LSTOUT+
ORG 0000h
MOV DPTR,#0F803h
MOV A,#92h
MOVX @DPTR,A
SETB P3.3
MOV P5,#00h
MOV P4,#0FFh
MOV P1,#0FFh
MOV DPTR,#0F800h
MOV A,#00h
MOVX @DPTR,A
INC DPTR
MOVX @DPTR,A
INC DPTR
MOVX @DPTR,A
MOV R0,#0
MOV R1,#0
MOV R2,#0
MOV R3,#0
BEGIN: JB P3.3,START
LJMP 8000h
START: LCALL EINLES
JNB P3.2,SUBJMP
LCALL ADDIT
SUBJMP: LCALL SUBST
SJMP BEGIN
SUBST: CLR C
CLR 0B4h
CLR 0B5h
MOV A,R0
SUBB A,R2
MOV P5,A
MOV A,R1
SUBB A,R3
MOV DPTR,#0F802h
MOVX @DPTR,A
LCALL CHECKB
RET
ADDIT: CLR C
CLR 0B4h
CLR 0B5h
MOV A,R0
ADD A,R2
MOV P5,A
MOV A,R1
ADDC A,R3
MOV DPTR,#0F802h
MOVX @DPTR,A
LCALL CHECKB
RET
CHECKB: MOV 0B4h,C
JNB OV,NOOV
SETB P3.5
JB ACC.7,UFL
MOV A,#2Bh
LCALL SENDE
RET
UFL: MOV A,#16h
LCALL SENDSE
RET
NOOV: MOV A,#20h
LCALL SENDSE
RET
EINLES: MOV DPTR,#0F800h ;Port A
MOVX A,@DPTR
MOV R1,A
MOV R0,P1
MOV DPTR,#0F801h ;Port B
MOVX A,@DPTR
MOV R3,A
MOV R2,P4
RET
SENDSE: MOV SBUF,A
CLR TI
WARTE: JNB TI, WARTE
RET
END
|
