proteus中51控制LM3229液晶显示屏文档格式.docx
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- 上传时间:2023-05-11
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proteus中51控制LM3229液晶显示屏文档格式.docx
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#defineLCD_CD_LPORTD&
=~(1<
#defineLCD_RD_HPORTD|=(1<
PD1)
#defineLCD_RD_LPORTD&
#defineLCD_WR_HPORTD|=(1<
PD2)
#defineLCD_WR_LPORTD&
#defineLCD_CE_HPORTD|=(1<
PD3)
#defineLCD_CE_LPORTD&
#defineLCD_RST_HPORTD|=(1<
PD4)
#defineLCD_RST_LPORTD&
#defineLCD_DATAPORTC
voidPort_init(void)
{
DDRC=0xff;
PORTC=0xff;
DDRD=0xff;
PORTD=0xff;
}
/******************************************************************************
*名称:
WriteData()
*功能:
液晶写数据程序,dat为要写入的数据
******************************************************************************/
voidWriteData(uchardat)
//写数据
{
LCD_CD_L;
LCD_WR_L;
LCD_DATA=dat;
LCD_WR_H;
}
WriteComman()
液晶写命令程序,cmd为要写入的命令
voidWriteCommand(ucharcmd)
//写命令
LCD_CD_H;
LCD_DATA=cmd;
}
WriteDC()
液晶写1数据1命令程序,dat为要写入的数据,cmd为要写入的命令
voidWriteDC(uchardat,ucharcmd)
//写一个数据和一个指令
WriteData(dat);
WriteCommand(cmd);
WriteDDC()
液晶写2数据1命令程序,data为要写入的数据,cmd为要写入的命令
voidWriteDDC(uchardata1,uchardata2,ucharcmd)
//写两个数据和一个指令
WriteData(data1);
WriteData(data2);
LCD_Init()
液晶初始化程序
*
初始地址设置好后,在不同的地址段相同WriteData()输出不同
voidLCD_Init(void)
//液晶初始化
uchardata1,data2,cmd;
LCD_RD_H;
/*********************设置文本显示*****************************/
data1=0x00;
data2=0x10;
//图形显示占用32*128=0xfff,故文本从0x1000开始
cmd=0x40;
//设置文本显示区首地址
WriteDDC(data1,data2,cmd);
data1=0x20;
//可以整屏显示
data2=0x00;
cmd=0x41;
//设置文本显示区宽度
cmd=0x42;
//设置图形显示区首地址
cmd=0x43;
//设置图形显示区宽度
cmd=0xa2;
//设置光标形状
cmd=0x80;
//显示方式设置
//启用外部字符发生器,显示方式是文本与图形与
cmd=0x9e;
//启用光标闪烁,光标不显示,文本显示与图形显示
ucharconstPhoto_code[]={
/*----图片文件来自:
【C:
\DocumentsandSettings\Administrator\桌面\0U95aA3-4.jpg】----*/
/*----图片宽度:
96
图片高度:
93----*/
/*----本数据文件建立日期:
202009-11-12;
建立时间:
20:
13:
38----*/
/*----本数据文件由PICtoCODE【图片数据生成器】V1.0自动生成!
----*/
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