用羚羊COG液晶(淘宝超值15元的那个),打开了12864图片显示,显示结果为什么是错误的!??请问有
用羚羊COG液晶(淘宝超值15元的那个),打开了12864图片显示,显示结果为什么是错误的!??请问有用过的指点一下:实际显示为128x64图片的,只把顶部128x16部分图,重复显示了4次!!!
下面是厂商测试代码,只更改的端口定义和打开了12864图片显示模式,有谁有同样的用法,帮忙测试一下,是程序那里不对头??????
羚羊 cog 12864液晶 显示错误问题ourdev_529036.rar(文件大小:191K) (原文件名:MCS51_SPLC501_code.rar) void Put_12832(unsigned char x,unsigned char y,char a)
{
unsigned char i,j; //数据暂存
unsigned char *p_data;
unsigned char Temp;
unsigned char Index = 0;
Font_Wrod = 32;
X_Witch = 128;
Y_Witch = 32;
Char_Color = 1; //==1显示白色图形(否则就无)
Char_TAB = (unsigned char *)mycar_128x32;
p_data = Char_TAB + a*Font_Wrod; //要写字符的首地址
j = 0;
while((j ++) < Y_Witch)
{
if(y> Dis_Y_MAX) break;
i = 0;
while(i < X_Witch)
{
if((i & 0x07) == 0)
{
Temp = *(p_data+Index);
Index++;
}
if((Temp & 0x80)> 0)
Write_Dot_LCD(x+i,y,Char_Color);
Temp = Temp << 1;
if((x+i)>= Dis_X_MAX)
{
Index += (X_Witch-i)>>3;
break;
}
i++;
}
y ++;
}
}
以上是自己改的显示 128x32图片,也是同样的问题,只显示图片的128x16,且在128x32范围内显示了两遍。
怎么回事??? code unsigned char mycar_128x32[] = {
//E:\0 调试工具\1 点阵字模软件\LCD字模软件PCtoLCD2002\mycar_128x32.bmp0
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x28,0x00,0x00,0x3F,0xFE,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x54,0x00,0x07,0xFF,0xFF,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x44,0x00,0x3E,0xFF,0xF8,0x7E,0x00,0x28,0x18,0xC0,0x07,0x80,0x00,0x00,
0x00,0x00,0x28,0x00,0xE7,0xC0,0x27,0x8F,0x80,0x54,0x3D,0xED,0x8F,0x80,0x00,0x00,
0x03,0x60,0x10,0x03,0x9C,0x00,0x20,0x71,0xE0,0x28,0x3F,0xED,0x8C,0x1C,0xD0,0x00,
0x04,0x90,0x00,0x07,0x60,0x00,0x38,0x18,0x78,0x10,0x37,0x6D,0x8C,0x06,0xF0,0x00,
0x04,0x10,0x00,0x1D,0xE7,0xFF,0x3C,0x06,0x3E,0x00,0x30,0x6D,0x8C,0x1E,0xC0,0x00,
0x02,0x20,0x00,0x77,0xC0,0x00,0x3C,0xC3,0x0F,0x00,0x30,0x6D,0x8F,0xB6,0xC3,0x6C,
0x01,0x40,0x00,0xE7,0x80,0x00,0x3E,0x01,0x87,0x80,0x30,0x67,0x87,0x9E,0xC3,0x6C,
0x00,0x80,0x01,0xC3,0x8C,0x00,0x7F,0x1F,0xC1,0xC0,0x30,0x67,0x87,0x9E,0xC3,0x6C,
0x00,0x00,0x01,0xC3,0x8C,0x00,0x7F,0x1F,0xC1,0xC0,0x00,0x01,0x80,0x00,0x00,0x00,
0x00,0x00,0x1F,0xBF,0xFF,0xFF,0xFF,0xFF,0xE0,0xF0,0x00,0x0F,0x00,0x00,0x00,0x00,
0x00,0x03,0xFF,0x7F,0xFF,0xFF,0xFF,0xFF,0x00,0x7C,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x0F,0xE0,0x7F,0xC0,0x00,0x00,0x00,0x07,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x3F,0xBC,0x00,0x00,0x00,0x40,0x00,0x30,0x07,0x00,0x00,0x01,0xB0,0x00,0x00,
0x00,0xF0,0x01,0xE0,0x00,0x00,0xF8,0x01,0xC0,0x07,0x00,0x00,0x02,0x48,0x00,0x00,
0x00,0xE0,0x00,0xD0,0x00,0x00,0xF8,0x03,0x00,0x03,0x80,0x00,0x02,0x08,0x00,0x00,
0x01,0xC0,0x00,0x30,0x00,0x00,0x08,0x06,0x00,0x01,0xC0,0x00,0x01,0x10,0x00,0x00,
0x02,0x40,0x60,0x18,0x00,0x00,0x08,0x1C,0xE7,0xC0,0xE0,0x00,0x00,0xA0,0x02,0x80,
0x07,0x83,0xFC,0x88,0x00,0x00,0x08,0x19,0xFF,0xF0,0x70,0x00,0x00,0x40,0x05,0x40,
0x07,0x87,0xFE,0x4C,0x00,0x00,0x08,0x3B,0xFF,0xF8,0x38,0x00,0x00,0x00,0x04,0x40,
0x0E,0x0F,0xFF,0x24,0x00,0x00,0x08,0x32,0xFF,0xFE,0x7C,0x00,0x00,0x00,0x02,0x80,
0x1F,0xDF,0xFF,0x84,0x00,0x00,0x08,0x36,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x01,0x00,
0x1B,0xBE,0x6F,0xC4,0x00,0x00,0x08,0x3D,0xFB,0x7F,0xFC,0x02,0x80,0x00,0x00,0x00,
0x1F,0x3F,0x0F,0xC4,0x00,0x00,0x08,0x19,0xF8,0x7F,0x78,0x05,0x40,0x00,0x00,0x00,
0x1F,0x3F,0x0F,0xC4,0x00,0x00,0x08,0x19,0xF8,0x7F,0x78,0x04,0x40,0x00,0x00,0x00,
0x0E,0x3F,0x0F,0xC6,0x00,0x00,0x08,0x21,0xF8,0x3F,0x70,0x02,0x80,0x00,0x00,0x00,
0x0E,0x3C,0x63,0xC6,0x00,0x07,0xF9,0xE1,0xE7,0x1F,0x70,0x01,0x00,0x00,0x00,0x00,
0x07,0x3F,0x87,0xE0,0x7F,0xFF,0xF0,0x03,0xF8,0x3F,0xE0,0x00,0x00,0x00,0x00,0x00,
0x03,0x3F,0x0F,0xE0,0x00,0x00,0x00,0x03,0xF8,0x7E,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x3E,0x6F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFB,0x3F,0x80,0x00,0x00,0x00,0x00,0x00,
};
http://cache.amobbs.com/bbs_upload782111/files_11/ourdev_529056.jpg
显示状态, (原文件名:1204_210341.jpg)
上面是128x32图片库,和显示状态 蒙。看不懂了。 买液晶的不少,没人用这类功能么??? 你的程序的事阿布 if(y> Dis_Y_MAX) break;
问题会不会出在这句上?
你的那个Dis_Y_MAX是多少? 【6楼】 i387DX
我用的是他们厂商提供的keil工程,里面有显示12864大小点阵图片的函数,打开,显示,就是没有全图,
实在看不懂他们那个函数了,才上来这里问问,怎么回事。
如果有用这个液晶显示过全屏图片的,麻烦指点下,或者把那段显示代码共享一下好么。
我改了很多次那个函数,始终不成功!>_< 再次上传原厂测试程序和图片,
2007731威迅电子演示程序,使用威迅的pcbourdev_536558.rar(文件大小:100K) (原文件名:2007731威迅电子演示 code.rar)
http://cache.amobbs.com/bbs_upload782111/files_11/ourdev_536559.JPG
我的12864点阵图片 mycar_128x64 (原文件名:我的12864点阵图片 mycar_128x64.JPG) 对比显示出来的状态:
http://cache.amobbs.com/bbs_upload782111/files_11/ourdev_536584.jpg
(原文件名:1210_203728.jpg)
http://cache.amobbs.com/bbs_upload782111/files_11/ourdev_536585.jpg
(原文件名:1210_203753.jpg)
那个函数明显有问题,可不知到该改那里了。
FontSet(6,1); //设置字体类形为自定义中文字库 case 6 ,字符色为0
PutChar(0,0,0); //显示“LOGO12864 粗看了下,putchar函数感觉内部传递数据的指针是char类型,正好显示256byte数据,对应12864就是只有显示1/ 4方块大小, 先标记一下 等结果 cog501 的驱程好像非常不爽。 嘿嘿,被我找到了驱动程序了。
下来先看看 【17楼】 litchiate 草真多
下来下去都是那个“同创”的源程序,就算释放里面的:全屏图片显示代码,也不能显示全屏图片。其他程序明显是从那一个程序改出来的。
奇怪得很,难道做那个程序的没有测试过??? 反正在我手里拿到的液晶上都不正常
应该是同一款的 只是mark,我也想用一下! mark mark mark一下。 mark一下 怎么样呀?最后 四行中文的液晶屏是先显示1、3行,再显示2、4行,如果想逐行显需要先挪光标。 因为这是128x32的图片。 是不是上一幅图片喝下一幅图片之间没有清平函数啊。个人见解{:lol:}
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