main1.c

红外接收、蜂鸣器、时钟、led、lcd1602的一些源程序

#include<reg51.h>
#include<LCD1602.h> 
code char buffer[]={'W','e','l','l','c','o','m','e',' ','U','s','e',' ','M','3','!'};

void delay(unsigned int  n)  //延时
{
  unsigned int  i=0;
  unsigned char y;
           
  for(i=0; i<n; i++);
  for(y=0; y<0; y++);

}


void main(void)
{
int i;
LCD_initial();
LCD_set_position(0);
 while(1)
  {
   LCD_printc(buffer[i]);  //显示数组里对应的字符
   i++;                   //取下一个字符
   delay(60000);
   if(i>16) 
      {delay(60000); //延时
	   delay(60000);
	   delay(60000);
	   i=0;     //显示完
	   LCD_cls(); //LCD清屏
	   }
  }
}