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肯定可以的：比如

程序动态显示字符 显示光标和光标闪烁打开效果

------------------------------------------------*/

#include //包含头文件，义

#include

sbit RS = P2^4; //定义端口

sbit RW = P2^5;

sbit EN = P2^6;

#define RS_CLR RS=0

#define RS_SET RS=1

#define RW_CLR RW=0

#define RW_SET RW=1

#define EN_CLR EN=0

#define EN_SET EN=1

#define DataPort P0

/*------------------------------------------------

uS延时函数，含有输入参数 unsigned char t，无返回值

unsigned char 是定义无符号字符变量，其值的范围是

0~255 这里使用晶振12M，精确延时请使用汇编,大致延时

长度如下 T=tx2+5 uS

------------------------------------------------*/

void DelayUs2x(unsigned char t)

{

while(--t);

}

/*------------------------------------------------

mS延时函数，含有输入参数 unsigned char t，无返回值

unsigned char 是定义无符号字符变量，其值的范围是

0~255 这里使用晶振12M，精确延时请使用汇编

------------------------------------------------*/

void DelayMs(unsigned char t)

{

while(t--)

{

//大致延时1mS

DelayUs2x(245);

DelayUs2x(245);

}

}

/*------------------------------------------------

判忙函数

------------------------------------------------*/

bit LCD_Check_Busy(void)

{

DataPort= 0xFF;

RS_CLR;

RW_SET;

EN_CLR;

_nop_();

EN_SET;

return (bit)(DataPort & 0x80);

}

/*------------------------------------------------

写入命令函数

------------------------------------------------*/

void LCD_Write_Com(unsigned char com)

{

while(LCD_Check_Busy()); //忙则等待

RS_CLR;

RW_CLR;

EN_SET;

DataPort= com;

_nop_();

EN_CLR;

}

/*------------------------------------------------

写入数据函数

------------------------------------------------*/

void LCD_Write_Data(unsigned char Data)

{

while(LCD_Check_Busy()); //忙则等待

RS_SET;

RW_CLR;

EN_SET;

DataPort= Data;

_nop_();

EN_CLR;

}

/*------------------------------------------------

清屏函数

------------------------------------------------*/

void LCD_Clear(void)

{

LCD_Write_Com(0x01);

DelayMs(5);

}

/*------------------------------------------------

写入字符串函数

------------------------------------------------*/

void LCD_Write_String(unsigned char x,unsigned char y,unsigned char *s)

{

if (y == 0)

{

LCD_Write_Com(0x80 + x);

}

else

{

LCD_Write_Com(0xC0 + x);

}

while (*s)

{

LCD_Write_Data( *s);

s ++;

}

}

/*------------------------------------------------

写入字符函数

------------------------------------------------*/

void LCD_Write_Char(unsigned char x,unsigned char y,unsigned char Data)

{

if (y == 0)

{

LCD_Write_Com(0x80 + x);

}

else

{

LCD_Write_Com(0xC0 + x);

}

LCD_Write_Data( Data);

}

/*------------------------------------------------

初始化函数

------------------------------------------------*/

void LCD_Init(void)

{

LCD_Write_Com(0x38); /*显示模式设置*/

DelayMs(5);

LCD_Write_Com(0x38);

DelayMs(5);

LCD_Write_Com(0x38);

DelayMs(5);

LCD_Write_Com(0x38);

LCD_Write_Com(0x08); /*显示关闭*/

LCD_Write_Com(0x01); /*显示清屏*/

LCD_Write_Com(0x06); /*显示光标移动设置*/

DelayMs(5);

LCD_Write_Com(0x0C); /*显示开及光标设置*/

}

/*------------------------------------------------

主函数

------------------------------------------------*/

void main(void)

{

unsigned char i;

unsigned char *pa,*pb;

LCD_Init();

LCD_Write_Com(0x0f);//光标开，光标闪烁开

while (1)

{

pa = "Welcome to";

pb = "www.doflye.net";

LCD_Clear();

LCD_Write_String(2,0,pa); //显示2行信息

LCD_Write_String(1,1,pb);

for(i=0;i<8;i++) //延时2s左右

DelayMs(250);

LCD_Clear(); //清屏显示其他信息

i = 2;

while (*pa) //循环输入方式显示2行信息

{

LCD_Write_Char(i,0,*pa);

i ++;

pa ++;

DelayMs(250);

}

i=1;

while (*pb)

{

LCD_Write_Char(i,1,*pb);

i ++;

pb ++;

DelayMs(250);

}

DelayMs(250);

}

}