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C51 COMPILER V7.09 TEXT1 09/02/2008 11:50:14 PAGE 1
C51 COMPILER V7.09, COMPILATION OF MODULE TEXT1
OBJECT MODULE PLACED IN Text1.OBJ
COMPILER INVOKED BY: R:\electronic\keilc51\C51\BIN\C51.EXE Text1.c BROWSE DEBUG OBJECTEXTEND
line level source
1 #include <reg51.h>
2 /*unsigned char table1[]={0x03,0x07,0x0f,0x1f,0x1f,0x1f,0x1f,0x1f,
3 0x18,0x1E,0x1f,0x1f,0x1f,0x1f,0x1f,0x1f,
4 0x07,0x1f,0x1f,0x1f,0x1f,0x1f,0x1f,0x1f,
5 0x10,0x18,0x1c,0x1E,0x1E,0x1E,0x1E,0x1E,
6 0x0f,0x07,0x03,0x01,0x00,0x00,0x00,0x00,
7 0x1f,0x1f,0x1f,0x1f,0x1f,0x0f,0x07,0x01,
8 0x1f,0x1f,0x1f,0x1f,0x1f,0x1c,0x18,0x00,
9 0x1c,0x18,0x10,0x00,0x00,0x00,0x00,0x00};//心圖案 */
10 unsigned char table1[]={0x08,0x0F,0x12,0x0F,0x0A,0x1F,0x02,0x02, //"年"代碼=00H
11 0x0F,0x09,0x0F,0x09,0x0F,0x09,0x11,0x00, //"月"代碼=01H
12 0x1F,0x11,0x11,0x1F,0x11,0x11,0x1F,0x00, //"日"代碼=02H
13 0x11,0x0A,0x04,0x1F,0x04,0x1F,0x04,0x00, //"$"代碼=03H
14 0x0E,0x00,0x1F,0x0A,0x0A,0x0A,0x13,0x00, //"元"代碼=04H
15 0x18,0x18,0x07,0x08,0x08,0x08,0x07,0x00, //"℃"代碼=05H
16 0x04,0x0A,0x15,0x04,0x04,0x04,0x04,0x00, //"↑"代碼=06H
17 0x17,0x15,0x15,0x15,0x15,0x15,0x17,0x00}; //字符℃
18 unsigned char table[]={0x10,0x06,0x09,0x08,0x08,0x09,0x06,0x00};
19
20 #define CLEARSCREEN LCD_write_command(0x01)
21
22 /**************定義接口************************/
23
24 #define LCDIO P1
25 sbit LCD1602_RS=P3^4;
26 sbit LCD1602_RW=P3^5;
27 sbit LCD1602_EN=P3^6;
28
29 /**************定義函數************************/
30 void LCD_write_command(unsigned char command);//寫入指令函數
31 void LCD_write_dat(unsigned char dat);//寫入數據函數
32 void LCD_set_xy( unsigned char x, unsigned char y );//設置顯示位置函數
33 void LCD_dsp_char( unsigned x,unsigned char y,unsigned char dat);//顯示一個字符函數
34 void LCD_dsp_string(unsigned char X,unsigned char Y,unsigned char *s);//顯示字符串函數
35 void LCD_init(void);//初始化函數
36 void delay_nms(unsigned int n);//延時函數
37 /********************************************/
38
39 /************初始化函數****************/
40 void LCD_init(void)
41 {
42 1 CLEARSCREEN;//clear screen
43 1 LCD_write_command(0x38);//set 8 bit data transmission mode
44 1 LCD_write_command(0x0c);//open display (enable lcd display)
45 1 LCD_write_command(0x80);//set lcd first display address
46 1 CLEARSCREEN;//clear screen
47 1 }
48 /****************************************************/
49
50 /**************寫指令函數********************************/
51 void LCD_write_command(unsigned char command)
52 {
53 1 LCDIO=command;
54 1 LCD1602_RS=0;
55 1 LCD1602_RW=0;
C51 COMPILER V7.09 TEXT1 09/02/2008 11:50:14 PAGE 2
56 1 LCD1602_EN=0;
57 1 LCD1602_EN=1;
58 1 delay_nms(10);
59 1 }
60 /***************************************************/
61 /****************寫數據函數************************/
62 void LCD_write_dat(unsigned char dat)
63 {
64 1 LCDIO=dat;
65 1 LCD1602_RS=1;
66 1 LCD1602_RW=0;
67 1 LCD1602_EN=0;
68 1 delay_nms(1);
69 1 LCD1602_EN=1;
70 1 }
71 /****************************************************/
72
73 /***************設置顯示位置**************************/
74 void LCD_set_xy( unsigned char x, unsigned char y )
75 {
76 1 unsigned char address;
77 1 if (y == 1)
78 1 address = 0x80 + x;
79 1 else
80 1 address =0xc0+ x;
81 1 LCD_write_command(address);
82 1 }
83 /***************************************************/
84
85 /****************顯示一個字符**********************/
86 void LCD_dsp_char( unsigned char x,unsigned char y,unsigned char dat)
87 {
*** WARNING C235 IN LINE 87 OF TEXT1.C: parameter 1: different types
88 1 LCD_set_xy( x, y );
89 1 LCD_write_dat(dat);
90 1 }
91 /**********************************************/
92
93 /***************顯示字符串函數***************/
94 void LCD_dsp_string(unsigned char X,unsigned char Y,unsigned char *s)
95 {
96 1 LCD_set_xy( X, Y );
97 1 while (*s)
98 1 {
99 2 LCD_write_dat(*s);
100 2 s ++;
101 2 }
102 1 }
103 /***********************************************/
104
105 /********** 延時**********************/
106 void delay_nms(unsigned int n)
107 {
108 1 unsigned int i=0,j=0;
109 1 for (i=n;i>0;i--)
110 1 for (j=0;j<10;j++);
111 1 }
112 /**************************************/
113
114 /***********主函數**************/
115 void main(void)
116 {
C51 COMPILER V7.09 TEXT1 09/02/2008 11:50:14 PAGE 3
117 1 unsigned char i,j,k,tmp;
118 1 LCD_init();
119 1 delay_nms(100);
120 1 tmp=0x40;//設置CGRAM地址的格式字 CGRAM地址格式很復雜 01 000 000 01是固定的 左起第一個000是代碼的大小
-，最后的000是個偏移量（存儲每個代碼數據的偏移量）
121 1 k=0;
122 1 for(j=0;j<8;j++) {
123 2 for(i=0;i<8;i++) {
124 3 LCD_write_command(tmp+i); // 設置自定義字符的 CGRAM 地址
125 3 delay_nms(2);
126 3 LCD_write_dat(table1[k]); // 向CGRAM寫入自定義字符表的數據
127 3 k++;
128 3 delay_nms(2);
129 3 }
130 2 tmp=tmp+8; //寫完00H的8個數據后，轉入寫01H的8個數據
131 2 }
132 1 LCD_dsp_string(1,1,"LCD TEST ");//
133 1 LCD_dsp_string(1,2,"SUCCESSFUL ");//
134 1 for (i=0;i<4;i++)
135 1 {
136 2 LCD_dsp_char( 12+i,1,i);//在第一行第12列位置顯示心圖案的上半部
137 2 delay_nms(1);
138 2 }
139 1 for (i=4;i<8;i++)
140 1 {
141 2 LCD_dsp_char( 12+i-4,2,i);//在第二行第12列位置顯示心圖案的下半部
142 2 delay_nms(1);
143 2 }
144 1
145 1
146 1 for(i=0;i<30;i++){
147 2 delay_nms(1000);
148 2 }
149 1 CLEARSCREEN;
150 1 LCD_dsp_string(0,1,"XIONGJIALE");
151 1 LCD_dsp_string(5,2,"ICEXIONG");
152 1 while (1);
153 1 }
154 /********************************************************************/
155
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 369 ----
CONSTANT SIZE = 54 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 72 9
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 1 WARNING(S), 0 ERROR(S)
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