📄 lcdlong.c
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FUNCTION_BASIC();
Delay1us(60);
LCD_DISP_ON(); //开显示
Delay1us(150);
LCD_CLEAR(); //清屏
Delay1ms(20);
LCD_ENTRYMODE_INC(); //光标移动方式为增加
}
/**************************************************************************
------坐标变换子程序-------------------------------------------------------
***************************************************************************
说明：入口参数：坐标，坐标
出口参数：成功与否
**************************************************************************/
unsigned char LCD_Goto(unsigned char x,unsigned char y)
{unsigned char cur;
x=x-1;y=y-1;
if((y>=0)&&(y<8))
switch(x)
{case 0:
{
cur=y;
LCD_SETADD();
break;
}
case 1:
{
cur=16+y;
LCD_SETADD();
break;}
case 2:
{
cur=8+y;
LCD_SETADD();
break;
}
case 3:
{
cur=24+y;
LCD_SETADD();
break;
}
default:
{break;}
}
else
return ERR;
}
/**************************************************************************
------向指定坐标位置写字符子程序-------------------------------------------------------
***************************************************************************
说明：入口参数：坐标，坐标，字符
出口参数：成功与否
**************************************************************************/
void LCD_PutChar(unsigned char x,unsigned char y, unsigned char ch)
{LCD_Goto(x,y);
LCD_WriteData(ch);
}
/**************************************************************************
------向LCD指定位置写汉字子程序--------------------------------------------
***************************************************************************
说明：每次只能写一个汉字
入口参数：坐标，坐标，待写字符
出口参数：成功与否
***************************************************************************/
void LCD_PutHZ(unsigned char x,unsigned char y,char *ptr)
{
LCD_Goto(x,y);
LCD_WriteData(*ptr);
ptr++;
LCD_WriteData(*ptr);
}
/**************************************************************************
------向LCD指定位置写汉字子程序--------------------------------------------
***************************************************************************
说明：每次只能写一个汉字
入口参数：坐标，坐标，待写字符
出口参数：成功与否
***************************************************************************/
void LCD_PutAD(unsigned char x,unsigned char y,char ptr)
{
LCD_Goto(x,y);
LCD_WriteData(ptr);
ptr++;
LCD_WriteData(ptr);
}
/**************************************************************************
------向LCD指定位置写字符串子程序------------------------------------------
***************************************************************************
说明：入口参数：坐标，坐标，待写字符口串
出口参数：成功与否
***************************************************************************/
void LCD_Printf(unsigned char x,unsigned char y,char *ptr)
{unsigned char i;
LCD_Goto(x,y);
for(i=0;*(ptr+i)!=0;i++)
LCD_WriteData(*(ptr+i));
}
/**************************************************************************
------图形文本方式变换子程序-----------------------------------------------
***************************************************************************
说明：入口参数：液晶显示方式0：文本；1：图形
出口参数：无
***************************************************************************/
void LCD_ChangMode(unsigned char mode)
{
switch(mode)
{
case 0:
{
FUNCTION_BASIC();
LCD_DISP_ON();
break;
}
case 1:
{
LCD_CURSOR_OFF();
FUNCTION_EXTEND();
LCD_GRAPH_CLEAR();
LCD_GRAPH_ON();
break;
}
default:
break;
}
}
/************************************************************************
-------图形方式下坐标变换子程序------------------------------------------
*************************************************************************
说明：入口参数：坐标，坐标
出口参数：是否成功
************************************************************************/
unsigned char LCD_CoorShift(unsigned char x,unsigned char y)
{
x=x-1;y=y-1;
x=x>>4;
if(x<0||x>8) return ERR;
if(y>=0&&y<32)
{
LCD_WriteCommand(0x80+y);
LCD_WriteCommand(0x80+x);
}
else
{
LCD_WriteCommand(0x80+y-32);
LCD_WriteCommand(0x80+x+8);
}
}
code unsigned short Position[]={0x8000,0x4000,0x2000,0x1000,
0x0800,0x0400,0x0200,0x0100,
0x0080,0x0040,0x0020,0x0010,
0x0008,0x0004,0x0002,0x0001
};
/************************************************************************
-------图形方式下画点子程序------------------------------------------
*************************************************************************
说明：入口参数：坐标，坐标
出口参数：无
************************************************************************/
void LCD_PutPiex(unsigned char x,unsigned char y)
{unsigned short temp;
unsigned char temp_H,temp_L;
LCD_CoorShift(x,y);
x=x-1;
x=x%16;
temp=Position[x];
temp_L=temp&0x00ff;
temp_H=(temp>>8)&0x00ff;
// temp_H|=LCD_ReadData();
// temp_L|=LCD_ReadData();
LCD_WriteData(temp_H);
LCD_WriteData(temp_L);
}
/************************************************************************
-------图形方式下打印BMP图画子程序------------------------------------------
*************************************************************************
说明：入口参数：图画的点数组指针
出口参数：无
************************************************************************/
void LCD_PutBMP(unsigned char *ptr)
{unsigned char i,j;
for(i=0;i<0x20;i++)
{for(j=0;j<8;j++)
{
LCD_WriteCommand(0x80+i);
LCD_WriteCommand(0x80+j);
LCD_WriteData(*ptr);
ptr++;
LCD_WriteData(*ptr);
ptr++;
}
}
for(i=0;i<0x20;i++)
{for(j=0;j<8;j++)
{
LCD_WriteCommand(0x80+i);
LCD_WriteCommand(0x80+j+8);
LCD_WriteData(*ptr++);
LCD_WriteData(*ptr++);
}
}
}
/************************************************************************
-------图形方式下WINDOWS窗口子程序---------------------------------------
*************************************************************************
说明：入口参数：TITLE OF THE WINDOWS
出口参数：无
************************************************************************/
void WindowsFront(unsigned char *ptr)
{
LCD_CLEAR();
Delay1ms(100);
LCD_ChangMode(1);
LCD_PutBMP(WindowsFronts);
Delay1ms(100);
LCD_ChangMode(0);
LCD_CURSOR_OFF();
LCD_Printf(1,1,ptr);
}
/*
main()
{
unsigned char i;
// unsigned char hz[]="十八组”;
LCD_Config();
LCD_Init();
LCD_ChangMode(1);
LCD_PutPiex(6,7);
// LCD_ChangMode(0);
// LCD_Printf(1,1,"lcd init");
// LCD_CURSOR_OFF();
// for(i=0;i<10;i++)
// Delay1ms(200);
// LCD_ChangMode(1);
// LCD_PutPiex(6,7);
// for(i=0;i<10;i++)
// Delay1ms(200);
LCD_ChangMode(0);
LCD_CURSOR_OFF();
LCD_PutHZ(1,1,"十" );
LCD_PutHZ(1,2,"八");
LCD_PutHZ(1,3,"组");
while(1);
while(1);
/*
unsigned char i;
unsigned char num[4];
num[2]='%';num[3]=0;
config();
LCD_Init();
LCD_ChangMode(1);
LCD_PutBMP(screen0);
Delay1ms(1);
LCD_ChangMode(0);
LCD_CURSOR_OFF();
LCD_Printf(4,1,"Copyright Team18");
for(i=0;i<5;i++)
Delay1ms(200);
LCD_CLEAR();
for(i=0;i<10;i++)
{LCD_Printf(1,1,"System Star...");
Delay1ms(100);
}
for(i=0;i<64;i++)
{LCD_Printf(2,1,"Hardware Init.");
switch(i%4)
{
case 0: {LCD_PutChar(2,8,'-');Delay1ms(80);break;}
case 1: {LCD_PutChar(2,8,92);Delay1ms(80);break;}
case 2: {LCD_PutChar(2,8,'|');Delay1ms(80);break;}
case 3: {LCD_PutChar(2,8,'/');Delay1ms(80);break;}
}
}
LCD_Printf(3,1,"C8051F020 CPU!");
for(i=0;i<5;i++)
Delay1ms(100);
LCD_Printf(3,1,"OK!!! ");
for(i=0;i<5;i++)
Delay1ms(100);
LCD_Printf(4,1,"SYSTEM CLOCK!!");
for(i=0;i<5;i++)
Delay1ms(100);
LCD_Printf(4,1,"OK!!!8M ");
for(i=0;i<5;i++)
Delay1ms(100);
LCD_CLEAR();
for(i=0;i<=100;i++)
{
LCD_Printf(1,1,"MEMORY TEST.");
Delay1ms(40);
num[0]=i/10+0x30;
num[1]=i%10+0x30;
LCD_Printf(1,7,num);
Delay1ms(10);
}
LCD_Printf(2,1,"Basic Mem 256B");
Delay1ms(100);
LCD_Printf(3,1,"Exten Mem 4096B");
Delay1ms(100);
LCD_Printf(4,1,"Flash Mem 64KB");
for(i=0;i<10;i++)
Delay1ms(150);
LCD_CLEAR();
for(i=0;i<5;i++)
{
Delay1ms(100);
LCD_Printf(1,1,"128*64 LCD..");
}
LCD_Printf(1,7,"OK");
for(i=0;i<10;i++)
Delay1ms(100);
LCD_Printf(2,1,"KEYBOARD TEST!");
for(i=0;i<5;i++)
Delay1ms(100);
LCD_Printf(2,1,"ERR!!!!! ");
for(i=0;i<5;i++)
Delay1ms(100);
LCD_Printf(3,1,"SYSTEM TEST END");
LCD_Printf(4,1," WELCOME!!! ");
for(i=0;i<10;i++)
Delay1ms(200);
LCD_CLEAR();
Delay1ms(20);
LCD_ChangMode(1);
LCD_PutBMP(screen2);
Delay1ms(20);
LCD_ChangMode(0);
LCD_WriteCommand(0x0f);
LCD_Goto(4,2);
Delay1ms(200);
Delay1ms(200);
Delay1ms(200);
WindowsFront(" 超声测距系统 ");
while(1)
{_nop_();}
}
*/
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