标题: 求大神看一下单片机+LCD12232显示的字体为什么是镜像的 [打印本页]

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作者: vvs1212    时间: 2020-3-3 16:26
标题: 求大神看一下单片机+LCD12232显示的字体为什么是镜像的

根据lab8000用proteus仿真的 刚刚接触这个LCD，可能连线不对，单片机代码如下

1. #include<reg51.h>
   
2. #define PD1 61
   
3. 
   
4. unsigned char Column;
   
5. unsigned char Page_;
   
6. unsigned char Code_;
   
7. unsigned char Command;
   
8. unsigned char LCDData;
   
9. 
   
10. xdata unsigned char CWADD1 _at_ 0x8000;
    
11. xdata unsigned char DWADD1 _at_ 0x8001;
    
12. xdata unsigned char CRADD1 _at_ 0x8002;
    
13. xdata unsigned char DRADD1 _at_ 0x8003;
    
14. 
    
15. xdata unsigned char CWADD2 _at_ 0x8004;
    
16. xdata unsigned char DWADD2 _at_ 0x8005;
    
17. xdata unsigned char CRADD2 _at_ 0x8006;
    
18. xdata unsigned char DRADD2 _at_ 0x8007;
    
19. 
    
20. code unsigned char EETAB[ ][8]={
    
21.     {0x38,0x44,0x44,0x44,0x44,0x44,0x38,0x00},
    
22.     {0x10,0x30,0x50,0x10,0x10,0x10,0x7c,0x00},
    
23.     {0x38,0x44,0x04,0x08,0x10,0x20,0x7c,0x00},
    
24.     {0x78,0x84,0x04,0x38,0x04,0x84,0x78,0x00}
    
25. };
    
26. 
    
27. code unsigned char CCTAB[][32] ={
    
28.     {0x00,0x04,0xe4,0x24,0x24,0x64,0xb4,0x2f,
    
29.     0x24,0xa4,0x64,0x24,0x24,0xe6,0x04,0x00,
    
30.     0x00,0x00,0x7f,0x04,0x05,0x05,0x05,0x7f,
    
31.     0x05,0x05,0x05,0x25,0x44,0x3f,0x00,0x00},
    
32. 
    
33.     {0x00,0x04,0xe4,0x24,0x24,0x64,0xb4,0x2f,
    
34.     0x24,0xa4,0x64,0x24,0x24,0xe6,0x04,0x00,
    
35.     0x00,0x00,0x7f,0x04,0x05,0x05,0x05,0x7f,
    
36.     0x05,0x05,0x05,0x25,0x44,0x3f,0x00,0x00},
    
37. 
    
38.     {0x00,0x04,0xe4,0x24,0x24,0x64,0xb4,0x2f,
    
39.     0x24,0xa4,0x64,0x24,0x24,0xe6,0x04,0x00,
    
40.     0x00,0x00,0x7f,0x04,0x05,0x05,0x05,0x7f,
    
41.     0x05,0x05,0x05,0x25,0x44,0x3f,0x00,0x00},
    
42. 
    
43.     {0x00,0x04,0xe4,0x24,0x24,0x64,0xb4,0x2f,
    
44.     0x24,0xa4,0x64,0x24,0x24,0xe6,0x04,0x00,
    
45.     0x00,0x00,0x7f,0x04,0x05,0x05,0x05,0x7f,
    
46.     0x05,0x05,0x05,0x25,0x44,0x3f,0x00,0x00}
    
47. };
    
48. 
    
49. void WriteCommandE1(){
    
50.     while(CRADD1 & 0x80);
    
51.     CWADD1 = Command;
    
52. }
    
53. 
    
54. void WriteDataE1(){
    
55.     while(CRADD1 & 0x80);
    
56.     DWADD1 = LCDData;
    
57. }
    
58. 
    
59. void ReadDataE1(){
    
60.     while(CRADD1 & 0x80);
    
61.     LCDData = DRADD1;
    
62. }
    
63. 
    
64. void WriteCommandE2(){
    
65.     while(CRADD2 & 0x80);
    
66.     CWADD2 = Command;
    
67. }
    
68. 
    
69. void WriteDataE2(){
    
70.     while(CRADD2 & 0x80);
    
71.     DWADD2 = LCDData;
    
72. }
    
73. 
    
74. void ReadDataE2(){
    
75.     while(CRADD2 & 0x80);
    
76.     LCDData = DRADD2;
    
77. }
    
78. 
    
79. void Init(){
    
80.     Command = 0xe2;
    
81. 
    
82.     WriteCommandE1();
    
83.     WriteCommandE2();
    
84. 
    
85.     Command = 0xa4;
    
86.     WriteCommandE1();
    
87.     WriteCommandE2();
    
88. 
    
89.     Command = 0xa9;
    
90.     WriteCommandE1();
    
91.     WriteCommandE2();
    
92. 
    
93.     Command = 0xa0;
    
94.     WriteCommandE1();
    
95.     WriteCommandE2();
    
96. 
    
97.     Command = 0xc0;
    
98.     WriteCommandE1();
    
99.     WriteCommandE2();
    
100. 
     
101.     Command = 0xaf;
     
102.     WriteCommandE1();
     
103.     WriteCommandE2();
     
104. 
     
105. }
     
106. 
     
107. void Clear(){
     
108.     unsigned char i, j;
     
109.     i = 0;
     
110.     do{
     
111.         Command = (i + 0xb8);
     
112.         WriteCommandE1();
     
113.         WriteCommandE2();
     
114. 
     
115.         Command = 0x00;
     
116.         WriteCommandE1();
     
117.         WriteCommandE2();
     
118.         j = 0x50;
     
119.         do{
     
120.             LCDData = 0x00;
     
121.             WriteDataE1();
     
122.             WriteDataE2();
     
123.         }while(--j!=0);
     
124.     }while(++i!=4);
     
125. }
     
126. 
     
127. void Delay(){
     
128.     unsigned char i, j;
     
129.     i = 20;
     
130.     j = 0;
     
131.     do{
     
132.         do{
     
133.         }while(--j!=0);
     
134.     }while(--i!=0);
     
135. }
     
136. 
     
137. void WriteCHN16x16(){
     
138.     unsigned char i, j, k;
     
139.     i = 0;
     
140.     j = 0;
     
141.     while(j<2){
     
142.         Command = ((Page_ + j) & 0x03)|0xb8;
     
143.         WriteCommandE1();
     
144.         WriteCommandE2();
     
145.         k = Column;
     
146.         while(k < Column + 16){
     
147.             if(k < PD1){
     
148.                 Command = k;
     
149.                 WriteCommandE1();
     
150.                 LCDData = CCTAB[Code_][i];
     
151.                 WriteDataE1();
     
152.             }
     
153.             else{
     
154.                 Command = k-PD1;
     
155.                 WriteCommandE2();
     
156.                 LCDData = CCTAB[Code_][/i][i][i];
     
157.                 WriteDataE2();
     
158.             }
     
159.             i++;
     
160.             if(++k >= PD1*2) break;
     
161.         }
     
162.         j++;
     
163.     }
     
164. }
     
165. 
     
166. void main(){
     
167.     Init();
     
168.     Clear();
     
169.     Page_ = 0x02;
     
170.     Column = 0x00;
     
171.     Code_ = 0x00;
     
172.     WriteCHN16x16();
     
173. 
     
174.     while(1);
     
175. }

复制代码

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作者: 来51学习1    时间: 2020-3-3 17:33
那就取模的时候先镜像一下，显示就是正的了

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作者: 47okey    时间: 2020-3-3 18:12
程序没错。很久以前做过，仿真就这样是镜像 的，同样程序放实物就正确的。

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作者: vvs1212    时间: 2020-3-3 21:39

47okey 发表于 2020-3-3 18:12
程序没错。很久以前做过，仿真就这样是镜像 的，同样程序放实物就正确的。

大佬，那您能帮我看下我定义的应该是在第二行第一位的位置，为什么在中间呢

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作者: HONG_ye    时间: 2020-3-10 09:10
小哥，你是在做汉字滚动的设计吗

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作者: tangzhan    时间: 2021-12-24 08:25
不同厂家生产的屏方向不同

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作者: 15996822510    时间: 2021-12-28 09:06
程序设置180°翻转

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