main.c

uC_OS-II在C51下的一个完整的LCD项目源码

#include <includes.h>
//#include <ctype.h>
//#include <aultdef.h>
//#include <i2c.h>
//#include <hhh16.h>
//#include <chatfont.h>
//#include <sed1330.h>
//#include <8253.h>
#define KCREETRANT		reentrant
 sfr AUXR =0X8E;
void sys_init(void *lcnpdata) reentrant;
void mysecondtask(void *lcndata) reentrant;
void main1test(void *lcnpdata) KCREETRANT;
void gettesttype(void *lcnpdata) KCREETRANT;
void lcngetkey(void *lcnpdata) reentrant;
void getcurvault() reentrant;
void getstr8255() reentrant;

OS_STK sys_init_Stk[MaxStkSize];
OS_STK mysecondtask_Stk[MaxStkSize];
OS_STK lcngetkey_Stk[MaxStkSize];
OS_STK main1test_Stk[MaxStkSize];
OS_STK gettesttype_Stk[MaxStkSize];		 

 
void init_serial() reentrant
{	
	PCON &= 0x7F;				
	TH1 = 0xFD;	
	TMOD |= 0X20;                      //定时器1方式2
	SCON = 0X50;                      //允许接收
	TR1 = 1;                          //启动定时器1
	ES = 1;                           //串行口中断允许
}

//串口中断处理
void serial() reentrant
{   
	if(RI)  
    {  
		RI = 0;

	}
	else
    { 
	
	}
}

unsigned int advaut;					//AD574采样中间数值
void getad() reentrant
{

}
unsigned char gettimestr(unsigned int x,unsigned char y,unsigned char nu,unsigned char bdate) reentrant
{

	return(1);
}
unsigned char getstrnumber(unsigned int x,unsigned char y,unsigned char nu) reentrant
{
   return(1);
}
void showlogo() reentrant
{

}
//系统初始化
void sys_init(void *lcnpdata) reentrant
{

}

void gettesttype(void *lcnpdata) KCREETRANT
{

}

void lcngetkey(void *lcnpdata) reentrant
{

}	 
//秒定时中断
void mysecondtask(void *lcndata) reentrant
{
	lcndata=lcndata;
	while(1)
	{
	//	bSecond=1;
		getconut();
		OSTimeDly(OS_TICKS_PER_SEC);	
	}
}

void showmain1() reentrant
{

}


void showvaultall() reentrant
{

}

void getcurvault() reentrant
{
}	  
 char *p;
 void   led()	reentrant
 {
   while(1)
{

p=0x400;
*p=100;
if(*p==100)
{
 P1=0xaa;
}
else
{
 P1=0xf0;
}
}

  }
char a[10];
void main (void) 
{
AUXR=0X00;
//led();
OSInit();    
    InitTimer2();
P1= OSTaskCreate(led, 0,a,1) ;
  if(P1=42)
  {
  P3=0x00;
  }
    OSStart();
}