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裸奔程序在屏幕上显示变量数据的可行性

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xiao_menghan 发表于 2010-11-22 14:14:21 | 显示全部楼层 |阅读模式
大家好,我是用TQ2440ARM板在裸奔运行自己写的一些程序。为了在屏幕上显示汉字我自己建立了汉字库,并实现了汉字的显示。但是现在想在屏幕上显示数据,即阿拉伯数字。关键是这数字是个变量,可能是10到100,每次结果不确定的。这可怎么显示?我的想法是将数字也放到汉字库里,用循环比较来确定这个变量到底是多少,然后再输出。但这样貌似很麻烦。请高手指点指点。
 楼主| xiao_menghan 发表于 2010-11-22 17:29:05 | 显示全部楼层
搞了一下午搞出来了。思路就是将0到9也写入到字库里去。(注意:数字通过汉字取模工具时取出来只有16个数字,要修改其点阵大小使其与汉字一样,然后再修改像素位置,将数字显示在中间部分,以取得更美观的效果)由于我要显示的变量位数不超过3位,我将此变量i/100得到的结果显示就是百位,将i%100再除以10就得到十位,再显示出来,以此类推。。。程序长了些,不过终于实现我要的功能了,呵呵。
chen_767 发表于 2010-11-22 17:38:06 | 显示全部楼层
你 很 能 搞
天嵌_support1 发表于 2010-11-22 17:39:20 | 显示全部楼层
2# xiao_menghan

自己制作的字库?
制作出来让网友们使用感受一下呀
 楼主| xiao_menghan 发表于 2010-11-30 13:11:26 | 显示全部楼层
由于我现在用这个做毕业设计,程序现在还不方便全给出来。我的程序全是在test程序的基础上改出来的。上面说的字库,我是用汉字取模软件将我要用到的几个汉字和0到9几个阿拉伯数字放到汉字库中。要在液晶屏上显示时再用LCD_Paint_Hz()函数调用字库输出。
 楼主| xiao_menghan 发表于 2010-11-30 13:27:41 | 显示全部楼层
程序太长了,贴出来也不方便。等毕业了再全部上传。把主要函数说下吧。LCD_Paint_Hz(70,140,16,1,&hz16[224],0xffff,0x0000);这句中70和140是输出的字在屏幕上的位置,16和1我也没仔细看懂是啥作用,我一般默认这两个参数。hz16[]这个数组保存着字库中所有字取模后的数据(一般每个字为32个数据)。0xffff,0x0000为输出字的颜色和背景颜色。字库见附件。我上面这句函数输出的就是“第”字。有兴趣的可以试试。修改hz16[224]中的224可以输出字库中其他字,如将224改为256,输出的就是“一”字。当然这些仅仅是基本的字库输出演示。晕了,不支持上传.C文件。汉字字库的代码贴下面吧。顺便说下,我的屏是东华3.5寸液晶屏。

  1. #include "LCD_TFT.h"

  2. #define WIN32

  3. #if(LCD_Type == LCDW35)                        // 3.5寸屏

  4. unsigned char hz16[] = {

  5. /*---------------钢----------------*/
  6. 0x20,0x00,0x21,0xFE,0x3F,0x02,0x21,0x0A,0x41,0x8A,0x7D,0x52,0xA1,0x22,0x21,0x22,
  7. 0xFD,0x52,0x21,0x4A,0x21,0x8A,0x21,0x02,0x29,0x02,0x31,0x02,0x21,0x0A,0x01,0x04,
  8. /*---------------丝32----------------*/
  9. 0x00,0x00,0x08,0x20,0x0C,0x30,0x18,0x20,0x10,0x68,0x22,0x4C,0x7E,0xF8,0x24,0x50,
  10. 0x08,0x20,0x10,0x40,0x3E,0xFC,0x00,0x00,0x00,0x00,0x00,0x04,0xFF,0xFE,0x00,0x00,

  11. /*---------------绳64----------------*/
  12. 0x20,0x00,0x31,0xF8,0x21,0x08,0x41,0x08,0x49,0xF8,0xF8,0x40,0x13,0xFC,0x22,0x44,
  13. 0x43,0xFC,0xFA,0x44,0x03,0xFC,0x00,0x40,0x18,0x42,0xE0,0x42,0x00,0x3E,0x00,0x00,
  14. /*---------------张96----------------*/
  15. 0x00,0x80,0xF8,0x88,0x08,0x8C,0x08,0x90,0x78,0xA0,0x40,0xC0,0x40,0x80,0x43,0xFE,
  16. 0xF8,0xA0,0x48,0xA0,0x08,0x90,0x08,0x90,0x08,0x88,0x08,0xA6,0x29,0xC4,0x10,0x80,

  17. /*---------------力128----------------*/
  18. 0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x7F,0xFC,0x01,0x04,0x01,0x04,0x01,0x04,
  19. 0x01,0x04,0x02,0x04,0x02,0x04,0x04,0x04,0x04,0x04,0x08,0x04,0x10,0x28,0x20,0x10,
  20.    
  21. /*---------------平160----------------*/
  22. 0x7F,0xFC,0x01,0x00,0x21,0x10,0x11,0x18,0x09,0x10,0x0D,0x20,0x09,0x40,0x01,0x00,
  23. 0xFF,0xFE,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,

  24. /*---------------衡192----------------*/
  25. 0x22,0x00,0x33,0xDE,0x44,0x40,0x58,0x80,0x97,0xC0,0x25,0x5E,0x67,0xC4,0xA5,0x44,
  26. 0x27,0xC4,0x21,0x04,0x2F,0xE4,0x21,0x04,0x22,0x84,0x24,0x54,0x28,0x28,0x20,0x00,

  27. /*---------------第224----------------*/
  28. 0x10,0x40,0x1F,0x7E,0x28,0xA0,0x45,0x10,0x9F,0xF8,0x00,0x88,0x1F,0xF8,0x10,0x80,
  29. 0x10,0x80,0x1F,0xFC,0x01,0x84,0x02,0x84,0x0C,0x94,0x70,0x88,0x00,0x80,0x00,0x80,

  30. /*---------------一256----------------*/
  31. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x7F,0xFE,
  32. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  33. /*---------------二288----------------*/
  34. 0x00,0x00,0x00,0x10,0x3F,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  35. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,

  36. /*---------------三320----------------*/
  37. 0x00,0x00,0x00,0x00,0x7F,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xF8,
  38. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0xFE,0x00,0x00,0x00,0x00,

  39. /*---------------四352----------------*/
  40. 0x00,0x00,0x7F,0xFC,0x44,0x84,0x44,0x84,0x44,0x84,0x44,0x84,0x44,0x84,0x44,0x84,
  41. 0x48,0x84,0x48,0x7C,0x50,0x04,0x60,0x04,0x40,0x04,0x7F,0xFC,0x40,0x04,0x00,0x00,

  42. /*----------------根384---------------*/
  43. 0x10,0x00,0x11,0xF8,0x11,0x08,0xFD,0x08,0x11,0xF8,0x11,0x08,0x39,0x08,0x35,0xF8,
  44. 0x51,0x84,0x51,0x4C,0x91,0x30,0x11,0x10,0x11,0x48,0x11,0x8E,0x11,0x04,0x10,0x00,

  45. /*----------------超416---------------*/
  46. 0x08,0x00,0x09,0xFC,0x08,0x44,0x7E,0x44,0x08,0x44,0x08,0x54,0xFE,0x88,0x09,0xFC,
  47. 0x48,0x84,0x4E,0x84,0x48,0x84,0x48,0xFC,0x48,0x84,0xA8,0x00,0x9F,0xFE,0x00,0x00,

  48. /*---------------出448----------------*/
  49. 0x01,0x00,0x01,0x00,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x3F,0xFC,0x21,0x04,
  50. 0x01,0x00,0x21,0x04,0x21,0x04,0x21,0x04,0x21,0x04,0x3F,0xFC,0x20,0x04,0x00,0x00,

  51. /*----------------偏480---------------*/
  52. 0x10,0x80,0x18,0x40,0x17,0xFC,0x24,0x04,0x34,0x04,0x67,0xFC,0xA4,0x00,0x27,0xFC,
  53. 0x26,0x94,0x26,0x94,0x2B,0xFC,0x2A,0x94,0x2A,0x94,0x32,0x94,0x22,0x84,0x22,0x0C,
  54. /*----------------差512---------------*/
  55. 0x08,0x20,0x06,0x30,0x04,0x40,0x7F,0xFC,0x01,0x00,0x3F,0xF8,0x02,0x00,0xFF,0xFE,
  56. 0x04,0x00,0x08,0x00,0x0F,0xF8,0x10,0x80,0x20,0x80,0x40,0x80,0x9F,0xFE,0x00,0x00,
  57. /*----------------0 544---------------*/
  58. 0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x02,0x40,0x04,0x20,0x04,0x20,0x04,0x20,
  59. 0x04,0x20,0x04,0x20,0x04,0x20,0x04,0x20,0x02,0x40,0x01,0x80,0x00,0x00,0x00,0x00,
  60. /*----------------1 576---------------*/
  61. 0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x07,0x00,0x01,0x00,0x01,0x00,0x01,0x00,
  62. 0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x07,0xC0,0x00,0x00,0x00,0x00,
  63. /*----------------2 608---------------*/
  64. 0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xC0,0x04,0x20,0x04,0x20,0x04,0x20,0x00,0x40,
  65. 0x00,0x40,0x00,0x80,0x01,0x00,0x02,0x00,0x04,0x20,0x07,0xE0,0x00,0x00,0x00,0x00,
  66. /*----------------3 640---------------*/
  67. 0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xC0,0x04,0x20,0x04,0x20,0x00,0x40,0x01,0x80,
  68. 0x00,0x40,0x00,0x20,0x00,0x20,0x04,0x20,0x04,0x40,0x03,0x80,0x00,0x00,0x00,0x00,
  69. /*----------------4 672---------------*/
  70. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0xC0,0x01,0x40,0x02,0x40,0x02,0x40,
  71. 0x04,0x40,0x04,0x40,0x07,0xE0,0x00,0x40,0x00,0x40,0x01,0xE0,0x00,0x00,0x00,0x00,
  72. /*----------------5 704---------------*/
  73. 0x00,0x00,0x00,0x00,0x00,0x00,0x07,0xE0,0x04,0x00,0x04,0x00,0x04,0x00,0x05,0x80,
  74. 0x06,0x40,0x00,0x20,0x00,0x20,0x04,0x20,0x04,0x40,0x03,0x80,0x00,0x00,0x00,0x00,
  75. /*----------------6 736---------------*/
  76. 0x00,0x00,0x00,0x00,0x00,0x00,0x01,0xC0,0x02,0x40,0x04,0x00,0x04,0x00,0x05,0x80,
  77. 0x06,0x40,0x04,0x20,0x04,0x20,0x04,0x20,0x02,0x40,0x01,0x80,0x00,0x00,0x00,0x00,
  78. /*----------------7 768---------------*/
  79. 0x00,0x00,0x00,0x00,0x00,0x00,0x07,0xE0,0x04,0x40,0x04,0x40,0x00,0x80,0x00,0x80,
  80. 0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x00,0x00,0x00,0x00,
  81. /*----------------8 800---------------*/
  82. 0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xC0,0x04,0x20,0x04,0x20,0x04,0x20,0x02,0x40,
  83. 0x01,0x80,0x02,0x40,0x04,0x20,0x04,0x20,0x04,0x20,0x03,0xC0,0x00,0x00,0x00,0x00,
  84. /*----------------9 832---------------*/
  85. 0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x80,0x02,0x40,0x04,0x20,0x04,0x20,0x04,0x20,
  86. 0x02,0x60,0x01,0xA0,0x00,0x20,0x00,0x20,0x02,0x40,0x03,0x80,0x00,0x00,0x00,0x00,

  87. };

  88. #endif
  89. /*end of the file*/
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天嵌_support1 发表于 2010-12-1 12:31:01 | 显示全部楼层
:)
好,以后共享一下,向你学习
fanfan 发表于 2010-12-13 17:10:42 | 显示全部楼层
等待着你发代码出来学习下
天嵌_support1 发表于 2010-12-13 18:15:28 | 显示全部楼层
:)期待期待
minghui2009 发表于 2011-3-5 01:24:27 | 显示全部楼层
:)期待学习
302609161 发表于 2011-3-18 18:05:21 | 显示全部楼层
:)期待学习
顾夜建 发表于 2011-3-23 08:15:22 | 显示全部楼层
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