LM1602液晶显示程序-2023修改整理

千里之行，始于足下让知识带有温度。第第2页/共2页精品文档推荐LM1602液晶显示程序#include

#defineucharunsignedchar

#defineuintunsignedint

unsignedcharcodetab1[16]="Nowtimeis:";unsignedchartab2[16]="00:00:00";ucharsecond=30;

ucharminite=11;

ucharhour=15;

sbitRS=P2^5;

sbitRW=P2^6;

sbitE=P2^7;

voiddelay()

{

inti,j;

for(i=0;i<=100;i++)

for(j=0;j<=20;j++);

}

voidWrite_Command(ucharcommand)

{

P0=command;

RS=0;

RW=0;

E=1;

delay();

E=0;

}

voidWrite_Data(ucharData)

{

P0=Data;

RS=1;

RW=0;

E=1;

delay();

E=0;

}

voidLCD_Init(void)//初始化

{

Write_Command(0x01);

Write_Command(0x38);

Write_Command(0x0c);

Write_Command(0x06);

}

voidLCD_Printfc(ucharhang,ucharlie,ucharsign){

uchara;

if(hang==1)a=0x80;

if(hang==2)a=0xc0;

a=a+lie;

Write_Command(a);

Write_Data(sign);

}

voidLCD_Display(uchar*tab1)

{

uchari;

Write_Command(0x80);

for(i=0;i<16;i++)

{

Write_Data(tab1[i]);

delay();

}

/*Write_Command(0xc0);

for(i=0;i<16;i++)

{

Write_Data(tab2[i]);

delay();

}*/

}

voidtime_view(void)

{

if(second==60)

{

minite++;

second=0;

}

if(minite==60)

{

hour++;

minite=0;

}

if(hour==24)

{

hour=0;

}

LCD_Printfc(2,4,hour/10+'0');

LCD_Printfc(2,5,hour%10+'0');

LCD_Printfc(2,6,':');

LCD_Printfc(2,7,minite/10+'0');

LCD_Printfc(2,8,minite%10+'0');

LCD_Printfc(2,9,':');

LCD_Printfc(2,10,second/10+'0');

LCD_Printfc(2,11,second%10+'0');}

voidTime0_Init(void)

{

TMOD=0x01;

IE=0x82;

TH0=0x4c;

TL0=0x00;

TR0=1;

}

voidTime0_Int()interrupt1

{

ucharcount;

TH0=0x4c;

TL0=0x00;

count++;

if(count==20)

{

count=0;

second++;

}

}

voidmain(void)

{

LCD_Init();

Time0_Init();