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C51 COMPILER V9.60.7.0 ____ 04/27/2023 08:31:55 PAGE 1
C51 COMPILER V9.60.7.0, COMPILATION OF MODULE ____
OBJECT MODULE PLACED IN .\Objects\Òº¾§.obj
COMPILER INVOKED BY: C:\Soft\Keil_v5\C51\BIN\C51.EXE Òº¾§.c OPTIMIZE(8,SPEED) BROWSE DEBUG OBJECTEXTEND PRINT(.\Listings
-\Òº¾§.lst) TABS(2) OBJECT(.\Objects\Òº¾§.obj)
line level source
1 #include<reg51.h>
2 #include<intrins.h>
3 sbit RS=P3^0;
4 sbit RW=P3^1;
5 sbit E= P3^2;
6 void lcd_w_cmd(unsigned char com);
7 void lcd_w_dat(unsigned char dat);
8 unsigned char lcd_r_start();
9 void lcd_init();
10 void delay100us(unsigned char t);
11 void delay5us(unsigned char n);
12 void main()
13 {
14 1 unsigned char Disp[]="Hello Everyone";
15 1 unsigned char i;
16 1 P1=0xff;
17 1 lcd_init();
18 1 delay100us(255);
19 1 lcd_w_cmd(0x82);
20 1 delay100us(255);
21 1 for(i=0;i<14;i++)
22 1 {
23 2 lcd_w_dat(Disp[i]);
24 2 delay100us(200);
25 2 }
26 1 while(1);
27 1 }
28
29 void delay100us(unsigned char t)
30 {
31 1 unsigned char j,i;
32 1 for(i=0;i<t;i++)
33 1 for(j=0;j<10;j++);
34 1 }
35
36 void delay5us(unsigned char n)
37 { do
38 1 {
39 2 _nop_();
40 2 _nop_();
41 2 _nop_();
42 2 n--;
43 2 }
44 1 while(n);
45 1 }
46
47 void lcd_init()
48 {
49 1 lcd_w_cmd(0x3c);
50 1 lcd_w_cmd(0x0c);
51 1 lcd_w_cmd(0x01);
52 1 lcd_w_cmd(0x06);
53 1 lcd_w_cmd(0x80);
54 1 }
55
56 unsigned char lcd_r_start()
57 {
58 1 unsigned char s;
59 1 RW=1;
60 1 delay5us(1);
61 1 RS=0;
62 1 delay5us(1);
63 1 E=1;
64 1 delay5us(1);
65 1 s=P1;
66 1 delay5us(1);
67 1 E=0;
68 1 delay5us(1);
69 1 RW=0;
70 1 delay5us(1);
71 1 return(s);
72 1 }
73
74 void lcd_w_cmd(unsigned char com)
75 {
76 1 unsigned char i;
77 1 do{
78 2 i=lcd_r_start();
79 2 i=i&0x80;
80 2 delay100us(2);
81 2 }while(i!=0);
82 1 RW=0;
83 1 delay5us(1);
84 1 RS=0;
85 1 delay5us(1);
86 1 E=1;
87 1 delay5us(1);
88 1 P1=com;
89 1 delay5us(1);
90 1 E=0;
91 1 delay5us(1);
92 1 RW=1;
93 1 delay100us(255);
94 1 }
95
96 void lcd_w_dat(unsigned char dat)
97 {
98 1 unsigned char i;
99 1 do{
100 2 i=lcd_r_start();
101 2 i=i&0x80;
102 2 delay100us(2);
103 2 }while(i!=0);
104 1 RW=0;
105 1 delay5us(1);
106 1 RS=1;
107 1 delay5us(1);
108 1 E=1;
109 1 delay5us(1);
110 1 P1=dat;
111 1 delay5us(1);
112 1 E=0;
113 1 delay5us(1);
114 1 RW=1;
115 1 delay100us(255);
116 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 238 ----
CONSTANT SIZE = 15 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- 16
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)