📄 nokia_5110.lst
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C51 COMPILER V7.06 NOKIA_5110 08/27/2007 19:36:31 PAGE 1
C51 COMPILER V7.06, COMPILATION OF MODULE NOKIA_5110
OBJECT MODULE PLACED IN nokia_5110.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE nokia_5110.c LARGE BROWSE DEBUG OBJECTEXTEND
stmt level source
1 #include "nokia_5110.h"
2 #include "english_6x8_pixel.h"
3 #include "write_chinese_string_pixel.h"
4
5
6 /*-----------------------------------------------------------------------
7 LCD_init : 3310LCD初始化
8
9 编写日期 :2004-8-10
10 最后修改日期 :2004-8-10
11 -----------------------------------------------------------------------*/
12
13 void delay_1us(void) //1us延时函数
14 {
15 1 unsigned int i;
16 1 for(i=0;i<1000;i++);
17 1 }
18
19 void LCD_init(void)
20 {
21 1 // 产生一个让LCD复位的低电平脉冲
22 1 LCD_RST = 0;
23 1 delay_1us();
24 1
25 1 LCD_RST = 1;
26 1
27 1 // 关闭LCD
28 1 LCD_CE = 0;
29 1 delay_1us();
30 1 // 使能LCD
31 1 LCD_CE = 1;
32 1 delay_1us();
33 1
34 1 LCD_write_byte(0x21, 0); // 使用扩展命令设置LCD模式
35 1 LCD_write_byte(0x80, 0); // 设置偏置电压c8
36 1 LCD_write_byte(0x06, 0); // 温度校正
37 1 LCD_write_byte(0x13, 0); // 1:48
38 1 LCD_write_byte(0x20, 0); // 使用基本命令
39 1 LCD_clear(); // 清屏
40 1 LCD_write_byte(0x0c, 0); // 设定显示模式,正常显示
41 1
42 1 // 关闭LCD
43 1 LCD_CE = 0;
44 1 }
45
46 /*-----------------------------------------------------------------------
47 LCD_clear : LCD清屏函数
48
49 编写日期 :2004-8-10
50 最后修改日期 :2004-8-10
51 -----------------------------------------------------------------------*/
52 void LCD_clear(void)
53 {
54 1 unsigned int i;
55 1
C51 COMPILER V7.06 NOKIA_5110 08/27/2007 19:36:31 PAGE 2
56 1 LCD_write_byte(0x0c, 0);
57 1 LCD_write_byte(0x80, 0);
58 1
59 1 for (i=0; i<504; i++)
60 1 LCD_write_byte(0, 1);
61 1 }
62
63 /*-----------------------------------------------------------------------
64 LCD_set_XY : 设置LCD坐标函数
65
66 输入参数:X :0-83
67 Y :0-5
68
69 编写日期 :2004-8-10
70 最后修改日期 :2004-8-10
71 -----------------------------------------------------------------------*/
72 void LCD_set_XY(unsigned char X, unsigned char Y)
73 {
74 1 LCD_write_byte(0x40 | Y, 0); // column
75 1 LCD_write_byte(0x80 | X, 0); // row
76 1 }
77
78 /*-----------------------------------------------------------------------
79 LCD_write_char : 显示英文字符
80
81 输入参数:c :显示的字符;
82
83 编写日期 :2004-8-10
84 最后修改日期 :2004-8-10
85 -----------------------------------------------------------------------*/
86 void LCD_write_char(unsigned char c)
87 {
88 1 unsigned char line;
89 1
90 1 c -= 32;
91 1
92 1 for (line=0; line<6; line++)
93 1 LCD_write_byte(font6x8[c][line], 1);
94 1 }
95
96 /*-----------------------------------------------------------------------
97 LCD_write_english_String : 英文字符串显示函数
98
99 输入参数:*s :英文字符串指针;
100 X、Y : 显示字符串的位置,x 0-83 ,y 0-5
101
102 编写日期 :2004-8-10
103 最后修改日期 :2004-8-10
104 -----------------------------------------------------------------------*/
105 void LCD_write_english_string(unsigned char X,unsigned char Y,char *s)
106 {
107 1 LCD_set_XY(X,Y);
108 1 while (*s)
109 1 {
110 2 LCD_write_char(*s);
111 2 s++;
112 2 }
113 1 }
114 /*-----------------------------------------------------------------------
115 LCD_write_chinese_string: 在LCD上显示汉字
116
117 输入参数:X、Y :显示汉字的起始X、Y坐标;
C51 COMPILER V7.06 NOKIA_5110 08/27/2007 19:36:31 PAGE 3
118 ch_with :汉字点阵的宽度
119 num :显示汉字的个数;
120 line :汉字点阵数组中的起始行数
121 row :汉字显示的行间距
122 编写日期 :2004-8-11
123 最后修改日期 :2004-8-12
124 测试:
125 LCD_write_chi(0,0,12,7,0,0);
126 LCD_write_chi(0,2,12,7,0,0);
127 LCD_write_chi(0,4,12,7,0,0);
128 -----------------------------------------------------------------------*/
129 void LCD_write_chinese_string(unsigned char X, unsigned char Y,
130 unsigned char ch_with,unsigned char num,
131 unsigned char line,unsigned char row)
132 {
133 1 unsigned char i,n;
134 1
135 1 LCD_set_XY(X,Y); //设置初始位置
136 1
137 1 for (i=0;i<num;)
138 1 {
139 2 for (n=0; n<ch_with*2; n++) //写一个汉字
140 2 {
141 3 if (n==ch_with) //写汉字的下半部分
142 3 {
143 4 if (i==0) LCD_set_XY(X,Y+1);
144 4 else
145 4 LCD_set_XY((X+(ch_with+row)*i),Y+1);
146 4 }
147 3 LCD_write_byte(write_chinese[line+i][n],1);
148 3 }
149 2 i++;
150 2 LCD_set_XY((X+(ch_with+row)*i),Y);
151 2 }
152 1 }
153
154 /*-----------------------------------------------------------------------
155 LCD_write_byte : 使用SPI接口写数据到LCD
156
157 输入参数:data :写入的数据;
158 command :写数据/命令选择;
159
160 编写日期 :2004-8-10
161 最后修改日期 :2004-8-13
162 -----------------------------------------------------------------------*/
163 void LCD_write_byte(unsigned char dat, unsigned char command)
164 {
165 1 unsigned char i;
166 1 //PORTB &= ~LCD_CE ; // 使能LCD
167 1 LCD_CE = 0;
168 1
169 1 if (command == 0)
170 1 // PORTB &= ~LCD_DC ; // 传送命令
171 1 LCD_DC = 0;
172 1 else
173 1 // PORTB |= LCD_DC ; // 传送数据
174 1 LCD_DC = 1;
175 1 for(i=0;i<8;i++)
176 1 {
177 2 if(dat&0x80)
178 2 SDIN = 1;
179 2 else
C51 COMPILER V7.06 NOKIA_5110 08/27/2007 19:36:31 PAGE 4
180 2 SDIN = 0;
181 2 SCLK = 0;
182 2 dat = dat << 1;
183 2 SCLK = 1;
184 2 }
185 1 LCD_CE = 1;
186 1 }
187
188
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 526 ----
CONSTANT SIZE = 696 ----
XDATA SIZE = ---- 16
PDATA SIZE = ---- ----
DATA SIZE = ---- ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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