main.c

UCOSII在51单片机上的移植

/*

本例程ucOS-II 版本为2.51

S
*/


#include "includes.h"
#include "serial.h"

 sbit LED1=P1^0;
 sbit LED2=P1^6;
 unsigned char xdata strbuf[5];//[8];

OS_STK TaskStartStk1[MaxStkSize],TaskStartStk2[MaxStkSize],TaskStartStk3[MaxStkSize];

void Task1(void *nouse) reentrant;
void Task2(void *nouse) reentrant;

void DecTochar(unsigned int n,unsigned char *buf) 
{	unsigned char i;
	unsigned char buffer[8];
	for(i=0;i<5;i++)
	{
	buffer[i]=n%10+0x30;
	n=n/10;
	if(n==0)break;
	}
	
	for(;i>0;i--)*buf++=buffer[i];

	*buf++=buffer[i];
	*buf='\r';
	buf++;
	*buf='\n';
}


void main(void)
{
    OSInit();
    InitHardware();
    OSTaskCreate(Task1, (void *)0, &TaskStartStk1[0],2);
    OSTaskCreate(Task2, (void *)0, &TaskStartStk2[0],3);
    OSStart();
}

void Task1(void *nouse) reentrant
{
    unsigned char  Str0[]="Welcome ,uCOS-II is Start ! \r\n";
 	unsigned char  Str1[]="Task1 is running! LED1=OFF \r\n";
	unsigned char  Strv[]="uCosII_Ver : ";
	unsigned char StrYC[]="Task1 is running! LED1=ON \r\n";
	nouse=nouse;
    
   	SendStr(Str0, sizeof(Str0));
	DecTochar(OSVersion(),strbuf);
	SendStr(Strv,sizeof(Strv));
	SendStr(strbuf, sizeof(strbuf));
    for(;;)
    {
		LED1 = 0;
        SendStr(Str1, sizeof(Str1));
		OSTimeDly(OS_TICKS_PER_SEC*1);

		LED1 = 1;
		SendStr(StrYC, sizeof(StrYC));
		OSTimeDly(OS_TICKS_PER_SEC*1);
    }    
}

void Task2(void *nouse) reentrant
{  unsigned char  Str2[]="Task2 is running! \r\n";
    nouse=nouse;
    for(;;)
    {
        SendStr(Str2, sizeof(Str2));
        OSTimeDly(OS_TICKS_PER_SEC*2);
    }
}