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C51 COMPILER V7.50 MAIN 04/27/2010 22:33:34 PAGE 1
C51 COMPILER V7.50, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND
line level source
1 /*************** writer:shopping.w ******************/
2 #include <reg52.h>
3 #include <string.h>
4 #define uchar unsigned char
5 #define uint unsigned int
6 void Initialize_LCD();
7 void ShowString(uchar,uchar,uchar *);
8 sbit K1 = P3^0;
9 sbit K2 = P3^1;
10 sbit K3 = P3^2;
11
12 uchar code Prompt[]="PRESS K1--K4 TO START DEMO PROG";
13 uchar const Line_Count = 6;
14 uchar code Msg[][80]=
15 {
16 "Many CAD users dismiss",
17 "process of creating PCB",
18 "of view.with PCB layout",
19 "placement and track routing,",
20 "can often be the most time",
21 "And if you use circuit simulation",
22 "you are going to spend even more"
23 };
24 uchar Disp_Buffer[32];
25 void Delayxms(uint ms)
26 {
27 1 uchar i;
28 1 while(ms--)
29 1 {
30 2 for(i=0;i<120;i++);
31 2 }
32 1 }
33
34 void V_Scroll_Display()
35 {
36 1 uchar i,j,k = 0;
37 1 uchar *p = Msg[0];
38 1 uchar *q = Msg[Line_Count] + strlen(Msg[Line_Count]);
39 1 while(p<q)
40 1 {
41 2 for(i=0;(i<16)&&(p<q);i++)
42 2 {
43 3 if(((i==0)||(i==15))&& *p == ' ')
44 3 p++;
45 3 if(*p != '\0')
46 3 {
47 4 Disp_Buffer[i] = *p++;
48 4 }
49 3 else
50 3 {
51 4 if(++k>Line_Count)
52 4 break;
53 4 p = Msg[k];
54 4 Disp_Buffer[i] = *p++;
55 4 }
C51 COMPILER V7.50 MAIN 04/27/2010 22:33:34 PAGE 2
56 3 }
57 2 for(j=i;j<16;j++)
58 2 Disp_Buffer[j]=' ';
59 2 while(F0)
60 2 Delayxms(5);
61 2 ShowString(0,0," ");
62 2 Delayxms(150);
63 2 while(F0)
64 2 Delayxms(5);
65 2 ShowString(0,1,Disp_Buffer);
66 2 Delayxms(150);
67 2 while(F0)
68 2 Delayxms(5);
69 2 ShowString(0,0,Disp_Buffer);
70 2 ShowString(0,1," ");
71 2 Delayxms(150);
72 2 }
73 1 ShowString(0,0," ");
74 1 ShowString(0,1," ");
75 1 }
76
77 void H_Scroll_Display()
78 {
79 1 uchar m,n,t = 0,L=0;
80 1 uchar *p = Msg[0];
81 1 uchar *q = Msg[Line_Count] + strlen(Msg[Line_Count]);
82 1 for(m=0;m<16;m++)
83 1 Disp_Buffer[m]=' ';
84 1 while(p<q)
85 1 {
86 2 if((m=16||m==31)&& *p == ' ')
87 2 p++;
88 2 for(m=16;m<32&&p<q;m++)
89 2 {
90 3 if(*p != '\0')
91 3 {
92 4 Disp_Buffer[m] = *p++;
93 4 }
94 3 else
95 3 {
96 4 if(++t>Line_Count)
97 4 break;
98 4 p = Msg[t];
99 4 Disp_Buffer[m] = *p++;
100 4 }
101 3 }
102 2 for(n=m;n<32;n++)
103 2 Disp_Buffer[n]=' ';
104 2 for(m=0;m<=16;m++)
105 2 {
106 3 while(F0)
107 3 Delayxms(5);
108 3 ShowString(0,L,Disp_Buffer+1);
109 3 while(F0)
110 3 Delayxms(5);
111 3 Delayxms(20);
112 3 }
113 2 L = (L==0)? 1:0;
114 2 Delayxms(200);
115 2 }
116 1 if(L==1)
117 1 ShowString(0,1," ");
C51 COMPILER V7.50 MAIN 04/27/2010 22:33:34 PAGE 3
118 1 }
119
120 void EX_INT0() interrupt 0
121 {
122 1 F0 = !F0;
123 1 }
124
125 void main()
126 {
127 1 uint Count = 0;
128 1 IE = 0x81;
129 1 IT0 = 1;
130 1 F0 = 0;
131 1 Initialize_LCD();
132 1 ShowString(0,0,Prompt);
133 1 ShowString(0,1,Prompt+16);
134 1 while(1)
135 1 {
136 2 if(K1 == 0)
137 2 {
138 3 V_Scroll_Display();
139 3 Delayxms(200);
140 3 }
141 2 else if(K2 == 0)
142 2 {
143 3 H_Scroll_Display();
144 3 Delayxms(200);
145 3 }
146 2 }
147 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 797 ----
CONSTANT SIZE = 609 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 33 19
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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