資源簡介
通過研究FAT32文件系統、BMP圖片結構、SD卡操作規則、TFT彩屏顯示原理,寫了這個測試程序。效果是在TFT上顯示存放在SD卡中的BMP圖片,測試成功。
代碼片段和文件信息
#include?
#include?“LCD.h“
void?LCD_CLEAN()?//清除屏幕函數
{
unsigned?char?ia;
unsigned?int?j;
LCD_WINDOWADDRESS(0x000xef0x000x18f);
delayms(100);
for(j=1;j<=400;j++)
{
???for(i=1;i<=240;i++)
???{
???LCD_WRITEDATA16(0X7e0);
???for(a=0;a<=5;a++);
???}
}?
}
void?LCD_WINDOWADDRESS(unsigned?int?x1unsigned?int?x2unsigned?int?y1unsigned?int?y2) //設置窗地址
{
LCD_WRITEINS(0x200x1);
delayms(3);
LCD_WRITEINS(0x201y1);
delayms(3);
LCD_WRITEINS(0x210x1);
delayms(3);
LCD_WRITEINS(0x211x2);
delayms(3);
LCD_WRITEINS(0x212y1);
delayms(3);
LCD_WRITEINS(0x213y2);delayms(3);
LCD_WRITEINDEX16(0x0202);delayms(60);//準備寫
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????667??2014-09-29?10:35??讀SD送TFT\GUI.c
?????文件???????1827??2014-10-01?10:21??讀SD送TFT\GUI.LST
?????文件???????3986??2014-10-01?10:21??讀SD送TFT\GUI.OBJ
?????文件???????3606??2014-09-30?12:47??讀SD送TFT\LCD.c
?????文件????????587??2014-09-30?10:39??讀SD送TFT\LCD.h
?????文件???????6176??2014-10-01?10:21??讀SD送TFT\LCD.LST
?????文件??????11168??2014-10-01?10:21??讀SD送TFT\LCD.OBJ
?????文件???????1180??2014-10-01?10:21??讀SD送TFT\main.c
?????文件???????2784??2014-10-01?10:21??讀SD送TFT\main.LST
?????文件???????5866??2014-10-01?10:21??讀SD送TFT\main.OBJ
?????文件???????3149??2014-09-30?10:33??讀SD送TFT\SD.c
?????文件????????613??2014-10-01?10:21??讀SD送TFT\SD.h
?????文件???????6032??2014-10-01?10:21??讀SD送TFT\SD.LST
?????文件???????9099??2014-10-01?10:21??讀SD送TFT\SD.OBJ
?????文件???????6376??2009-05-07?14:37??讀SD送TFT\STARTUP.A51
?????文件??????14052??2014-10-01?10:21??讀SD送TFT\STARTUP.LST
?????文件????????758??2014-10-01?10:21??讀SD送TFT\STARTUP.OBJ
?????文件??????26091??2014-10-01?10:21??讀SD送TFT\TFT
?????文件???????5978??2014-10-01?10:21??讀SD送TFT\TFT.hex
?????文件?????????90??2014-10-01?10:21??讀SD送TFT\TFT.lnp
?????文件??????25497??2014-10-01?10:21??讀SD送TFT\TFT.M51
?????文件???????1509??2014-10-01?10:21??讀SD送TFT\TFT.plg
????.......?????58366??2014-10-01?10:22??讀SD送TFT\TFT.uvopt
????.......?????13885??2014-09-28?16:58??讀SD送TFT\TFT.uvproj
????.......?????57582??2014-09-30?23:52??讀SD送TFT\TFT_uvopt.bak
????.......?????13885??2014-09-28?14:45??讀SD送TFT\TFT_uvproj.bak
?????文件????????396??2014-09-19?19:09??讀SD送TFT\zifu.h
?????目錄??????????0??2014-10-01?10:22??讀SD送TFT
-----------?---------??----------?-----??----
???????????????281205????????????????????28
............此處省略1個文件信息
評論
共有 條評論