?? 1.lst
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C51 COMPILER V8.02 1 03/06/2008 15:29:39 PAGE 1
C51 COMPILER V8.02, COMPILATION OF MODULE 1
OBJECT MODULE PLACED IN 1.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 1.c BROWSE DEBUG OBJECTEXTEND
line level source
1 #include <AT89X51.H>
2 unsigned char code table[]={0x3f,0x06,0x5b,0x4f,
3 0x66,0x6d,0x7d,0x07,
4 0x7f,0x6f,0x77,0x7c,
5 0x39,0x5e,0x79,0x71};
6 unsigned char temp;
7 unsigned char key;
8 unsigned char i,j;
9
10
11 void main(void)
12 {
13 1 while(1)
14 1 {
15 2 P3=0xff;
16 2 P3_4=0;
17 2 temp=P3;
18 2 temp=temp & 0x0f;
19 2 if (temp!=0x0f)
20 2 {
21 3 for(i=50;i>0;i--)
22 3 for(j=200;j>0;j--);
23 3 temp=P3;
24 3 temp=temp & 0x0f;
25 3 if (temp!=0x0f)
26 3 {
27 4 temp=P3;
28 4 temp=temp & 0x0f;
29 4 switch(temp)
30 4 {
31 5 case 0x0e:
32 5 key=0;
33 5 break;
34 5 case 0x0d:
35 5 key=1;
36 5 break;
37 5 case 0x0b:
38 5 key=2;
39 5 break;
40 5 case 0x07:
41 5 key=3;
42 5 break;
43 5 }
44 4 P0=table[key];
45 4 }
46 3 }
47 2
48 2 P3=0xff;
49 2 P3_5=0;
50 2 temp=P3;
51 2 temp=temp & 0x0f;
52 2 if (temp!=0x0f)
53 2 {
54 3 for(i=50;i>0;i--)
55 3 for(j=200;j>0;j--);
C51 COMPILER V8.02 1 03/06/2008 15:29:39 PAGE 2
56 3 temp=P3;
57 3 temp=temp & 0x0f;
58 3 if (temp!=0x0f)
59 3 {
60 4 temp=P3;
61 4 temp=temp & 0x0f;
62 4 switch(temp)
63 4 {
64 5 case 0x0e:
65 5 key=4;
66 5 break;
67 5 case 0x0d:
68 5 key=5;
69 5 break;
70 5 case 0x0b:
71 5 key=6;
72 5 break;
73 5 case 0x07:
74 5 key=7;
75 5 break;
76 5 }
77 4 P0=table[key];
78 4 }
79 3 }
80 2
81 2 P3=0xff;
82 2 P3_6=0;
83 2 temp=P3;
84 2 temp=temp & 0x0f;
85 2 if (temp!=0x0f)
86 2 {
87 3 for(i=50;i>0;i--)
88 3 for(j=200;j>0;j--);
89 3 temp=P3;
90 3 temp=temp & 0x0f;
91 3 if (temp!=0x0f)
92 3 {
93 4 temp=P3;
94 4 temp=temp & 0x0f;
95 4 switch(temp)
96 4 {
97 5 case 0x0e:
98 5 key=8;
99 5 break;
100 5 case 0x0d:
101 5 key=9;
102 5 break;
103 5 case 0x0b:
104 5 key=10;
105 5 break;
106 5 case 0x07:
107 5 key=11;
108 5 break;
109 5 }
110 4 P0=table[key];
111 4 }
112 3 }
113 2
114 2 P3=0xff;
115 2 P3_7=0;
116 2 temp=P3;
117 2 temp=temp & 0x0f;
C51 COMPILER V8.02 1 03/06/2008 15:29:39 PAGE 3
118 2 if (temp!=0x0f)
119 2 {
120 3 for(i=50;i>0;i--)
121 3 for(j=200;j>0;j--);
122 3 temp=P3;
123 3 temp=temp & 0x0f;
124 3 if (temp!=0x0f)
125 3 {
126 4 temp=P3;
127 4 temp=temp & 0x0f;
128 4 switch(temp)
129 4 {
130 5 case 0x0e:
131 5 key=12;
132 5 break;
133 5 case 0x0d:
134 5 key=13;
135 5 break;
136 5 case 0x0b:
137 5 key=14;
138 5 break;
139 5 case 0x07:
140 5 key=15;
141 5 break;
142 5 }
143 4 P0=table[key];
144 4 }
145 3 }
146 2 }
147 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 369 ----
CONSTANT SIZE = 16 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 4 ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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