?? lcd_dis.lst
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C51 COMPILER V8.08 LCD_DIS 11/02/2007 15:16:55 PAGE 1
C51 COMPILER V8.08, COMPILATION OF MODULE LCD_DIS
OBJECT MODULE PLACED IN LCD_Dis.obj
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE Driver\LCD_Driver\LCD_Dis.c BROWSE DEBUG OBJECTEXTEND PRINT(.\LCD_Dis.lst)
-OBJECT(LCD_Dis.obj)
line level source
1 //========================================================================
2 // 文件名: LCD_Dis.c
3 // 作 者: Xinqiang Zhang(email: Xinqiang@Mzdesign.com.cn)
4 // www.Mzdesign.com.cn
5 // 日 期: 2007/02/24
6 // 描 述: 通用版LCD用戶接口層程序集
7 //
8 // 參 考: 請參考具體顯示器的硬件描述說明書或者是DataSheet,并以此來編寫加速
9 // 版接口程序;適用于MCS51系列MCU
10 // 版 本:
11 // 2006/10/18 First version Mz Design
12 // 2007/01/13 V1.1 去掉坐標體系變換的功能,對速度進行一定的優(yōu)化
13 // 并使該文件的代碼更加通用于各種LCD
14 // 2007/02/24 V1.2 為小資源的51單片機進行驅(qū)動精簡,減少對RAM的占
15 // 用
16 //========================================================================
17 #include "LCD_Driver_User.h" //LCD底層驅(qū)動聲明頭文件
18 #include "LCD_Config.h" //LCD的配置文件,比如坐標軸是否倒置等的定義
19
20
21 //extern unsigned int Asii8[]; //6X8的ASII字符庫
22 extern code unsigned char Asii0610[]; //6X10的ASII字符庫
23 //extern code unsigned char Asii0816[]; //8X16的ASII字符庫
24 extern code unsigned char GB1716[]; //17*16自定義的漢字庫
25 extern code unsigned char GB1616[];
26
27 unsigned char X_Witch; //字符寫入時的寬度
28 unsigned char Y_Witch; //字符寫入時的高度
29 unsigned char Font_Wrod; //字體的每個字模占用多少個存儲單元數(shù)
30 unsigned char *Char_TAB; //字庫指針
31 //unsigned char Plot_Mode; //繪圖模式
32 unsigned char BMP_Color;
33 unsigned char Char_Color;
34
35 //void Pos_Switch(unsigned int * x,unsigned int * y);
36 //void Writ_Dot(int x,int y,unsigned int Color);
37 //========================================================================
38 // 函數(shù): void FontSet(unsigned char Font_NUM,unsigned char Color)
39 // 描述: 文本字體設(shè)置
40 // 參數(shù): Font_NUM 字體選擇,以驅(qū)動所帶的字庫為準
41 // Color 文本顏色,僅作用于自帶字庫
42 // 返回: 無
43 // 備注:
44 // 版本:
45 // 2006/10/15 First version
46 //========================================================================
47 void FontSet(unsigned char Font_NUM,unsigned char Color)
48 {
49 1 switch(Font_NUM)
50 1 {
51 2 /* case 0: Font_Wrod = 16; //ASII字符A
52 2 X_Witch = 8;
53 2 Y_Witch = 16;
54 2 Char_Color = Color;
C51 COMPILER V8.08 LCD_DIS 11/02/2007 15:16:55 PAGE 2
55 2 Char_TAB = (unsigned char *)(Asii0816 - 32*16);
56 2 break;*/
57 2 case 1: Font_Wrod = 10; //ASII字符B
58 2 X_Witch = 6;
59 2 Y_Witch = 10;
60 2 Char_Color = Color;
61 2 Char_TAB = (unsigned char *)(Asii0610 - (32*10));
62 2 break;
63 2 case 2: Font_Wrod = 48; //漢字A
64 2 X_Witch = 17;
65 2 Y_Witch = 16;
66 2 Char_Color = Color;
67 2 Char_TAB = (unsigned char *)GB1716;
68 2 break;
69 2 case 3: Font_Wrod = 32; //漢字B
70 2 X_Witch = 16;
71 2 Y_Witch = 16;
72 2 Char_Color = Color;
73 2 Char_TAB = GB1616;
74 2 break;
75 2 default: break;
76 2 }
77 1 }
78 //========================================================================
79 // 函數(shù): void PutChar(unsigned char x,unsigned char y,char a)
80 // 描述: 寫入一個標準字符
81 // 參數(shù): x X軸坐標 y Y軸坐標
82 // a 要顯示的字符在字庫中的偏移量
83 // 返回: 無
84 // 備注: ASCII字符可直接輸入ASCII碼即可
85 // 版本:
86 // 2006/10/15 First version
87 // 2007/01/11 V1.1
88 //========================================================================
89 void PutChar(unsigned char x,unsigned char y,char a)
90 {
91 1 unsigned char i,j; //數(shù)據(jù)暫存
92 1 unsigned char *p_data;
93 1 unsigned char Temp;
94 1 unsigned char Index = 0;
95 1 p_data = Char_TAB + a*Font_Wrod; //要寫字符的首地址
96 1 j = 0;
97 1 while((j ++) < Y_Witch)
98 1 {
99 2 if(y > Dis_Y_MAX) break;
100 2 i = 0;
101 2 while(i < X_Witch)
102 2 {
103 3 if((i&0x07)==0)
104 3 {
105 4 // Temp = *(p_data + (Index>>1));
106 4 // if((Index&0x01)==0)Temp = Temp>>8;
107 4 Temp = *(p_data+Index);
108 4 Index++;
109 4 }
110 3 if((Temp & 0x80) > 0) Write_Dot_LCD/*Writ_Dot*/(x+i,y,Char_Color);
111 3 Temp = Temp << 1;
112 3 if((x+i) >= Dis_X_MAX)
113 3 {
114 4 Index += (X_Witch-i)>>3;
115 4 break;
116 4 }
C51 COMPILER V8.08 LCD_DIS 11/02/2007 15:16:55 PAGE 3
117 3 i++;
118 3 }
119 2 y ++;
120 2 }
121 1 }
122
123 //========================================================================
124 // 函數(shù): void PutString(unsigned char x,unsigned char y,char *p)
125 // 描述: 在x、y為起始坐標處寫入一串標準字符
126 // 參數(shù): x X軸坐標 y Y軸坐標
127 // p 要顯示的字符串
128 // 返回: 無
129 // 備注: 僅能用于自帶的ASCII字符串顯示
130 // 版本:
131 // 2006/10/15 First version
132 //========================================================================
133 void PutString(unsigned char x,unsigned char y,char *p)
134 {
135 1 while(*p!=0)
136 1 {
137 2 PutChar(x,y,*p);
138 2 x += X_Witch;
139 2 if((x + X_Witch) > Dis_X_MAX)
140 2 {
141 3 x = 0;
142 3 if((Dis_Y_MAX - y) < Y_Witch) break;
143 3 else y += Y_Witch;
144 3 }
145 2 p++;
146 2 }
147 1 }
148 //========================================================================
149 // 函數(shù): void SetPaintMode(unsigned char Mode,unsigned char Color)
150 // 描述: 繪圖模式設(shè)置
151 // 參數(shù): Mode 繪圖模式 Color 像素點的顏色,相當于前景色
152 // 返回: 無
153 // 備注: Mode無效
154 // 版本:
155 // 2006/10/15 First version
156 //========================================================================
157 void SetPaintMode(unsigned char Mode,unsigned char Color)
158 {
159 1 Mode = Mode;//Plot_Mode = Mode; //僅僅是為了保持與其它驅(qū)動的一至性,繪圖模式在該版驅(qū)動中未用
160 1 BMP_Color = Color;
161 1 }
162 //========================================================================
163 // 函數(shù): void PutPixel(unsigned char x,unsigned char y)
164 // 描述: 在x、y點上繪制一個前景色的點
165 // 參數(shù): x X軸坐標 y Y軸坐標
166 // 返回: 無
167 // 備注: 使用前景色
168 // 版本:
169 // 2006/10/15 First version
170 //========================================================================
171 void PutPixel(unsigned char x,unsigned char y)
172 {
173 1 Write_Dot_LCD/*Writ_Dot*/(x,y,BMP_Color);
174 1 }
175 //========================================================================
176 // 函數(shù): void Line(unsigned char s_x,unsigned char s_y,unsigned char e_x,unsigned char e_y)
177 // 描述: 在s_x、s_y為起始坐標,e_x、e_y為結(jié)束坐標繪制一條直線
178 // 參數(shù): x X軸坐標 y Y軸坐標
C51 COMPILER V8.08 LCD_DIS 11/02/2007 15:16:55 PAGE 4
179 // 返回: 無
180 // 備注: 使用前景色
181 // 版本:
182 // 2006/10/15 First version
183 //========================================================================
184 void Line(unsigned char s_x,unsigned char s_y,unsigned char e_x,unsigned char e_y)
185 {
186 1 char Offset_x,Offset_y,Offset_k = 0;
187 1 char Err_d = 1;
188 1 if(s_y>e_y)
189 1 {
190 2 Offset_x = s_x;
191 2 s_x = e_x;
192 2 e_x = Offset_x;
193 2 Offset_x = s_y;
194 2 s_y = e_y;
195 2 e_y = Offset_x;
196 2 }
197 1 Offset_x = e_x-s_x;
198 1 Offset_y = e_y-s_y;
199 1 Write_Dot_LCD/*Writ_Dot*/(s_x,s_y,BMP_Color);
200 1 if(Offset_x<=0)
201 1 {
202 2 Offset_x = s_x-e_x;
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