LCD 显示学号姓名.pdf

LCD显示学号姓名

#includehidef.h/*forEnableInterruptsmacro*/

#includederivative.h/*includeperipheraldeclarations*/

#defineLCM_EPTBD_PTBD2

#defineLCM_RWPTBD_PTBD1

#defineLCM_RSPTBD_PTBD0

#defineLCM_DataPTED

voidLCM_WRITER(unsignedcharWDLCM);

voidLCM_COMMOND(unsignedcharWCLCM);

voiddelay(unsignedcharm);

voidLCM_INCH(void);

voiddisplayonechar(unsignedcharx,unsignedchary,unsignedcharData);

voidLCD_write_string(unsignedcharx,unsignedchary,unsignedchar*Data);

voidmain(void)

{

PTBDD=0XFF;

PTEDD=0XFF;

delay(20);

LCM_INCH();

delay(20);

EnableInterrupts;/*enableinterrupts*/

/*includeyourcodehere*/

LCD_write_string(3,0,liuguoqing);

LCD_write_string(5,1;

for(;;)

{__RESET_WATCHDOG();/*feedsthedog*/

}

}//写数据//

voidLCM_WRITER(unsignedcharWDLCM)

{

LCM_RS=1;

LCM_RW=0;

LCM_Data=WDLCM;delay(5);

LCM_E=0;

LCM_E=1;delay(5);

LCM_E=0;

}//写指令//

voidLCM_COMMOND(unsignedcharWCLCM)

{

LCM_RS=0;

LCM_RW=0;

LCM_Data=WCLCM;delay(5);

LCM_E=0;

LCM_E=1;delay(5);

LCM_E=0;

}//液晶初始化设置//

voidLCM_INCH(void)

{

LCM_Data=0;

LCM_COMMOND(0X38);

delay(3);

LCM_COMMOND(0X38);

delay(3);

LCM_COMMOND(0X08);

delay(3);

LCM_COMMOND(0X01);

delay(3);

LCM_COMMOND(0X06);

delay(3);

LCM_COMMOND(0X0C);

delay(3);

}

//列坐标X,横坐标Y//

voiddisplayonechar(unsignedcharx,unsignedchary,unsignedcharData)

{

x=0X0F;

y=0X01;

if(y)

x|=0x40;

x|=0X80;

LCM_COMMOND(x);

LCM_WRITER(Data);

}

//延时函数//

voiddelay(unsignedcharm)

{

unsignedinti;

for(;m0;m--)

{

for(i=200;i0;i--);

__RESET_WATCHDOG();

}

}

voidLCD_write_string(unsignedcharx,unsignedchary,unsignedchar*Data)

{

unsignedcharstringlenth=0;

x=0X0F;

y=0X01;

while(Data[s