usertask.c

μC-OS-II在C8051F020上的移植

#include"Ucos Core\\includes.h"
#include"absacc.h"


sbit   p10=P1^0;
sbit   p11=P1^1;
sbit   p12=P1^2;
sbit   LED=P1^6;

OS_STK xdata mystack1[USER_STACK_SIZE],mystack2[USER_STACK_SIZE],mystack3[USER_STACK_SIZE];

void mytask1(void) KCREENTRANT;
void mytask2(void) KCREENTRANT;
void mytask3(void) KCREENTRANT;
void InitTimer0(void);
void Beep(void);
void Delay(unsigned long time);
char KeyScan(void);
void config (void);

void main(void)
{
	OSInit();
	OSTaskCreate(mytask1,0,&mystack1[0],0);
	OSTaskCreate(mytask2,0,&mystack2[0],1);
	OSTaskCreate(mytask3,0,&mystack3[0],2);
	OSStart();
}

void mytask1(void) KCREENTRANT
{
    unsigned char  lastkey=0xff,temp=1,times1=0;
    InitTimer0();
    for(;;)
	{
	times1++;
	LED ^= 1;
	OSTimeDly(1);
    }
}
void mytask2(void) KCREENTRANT
{
    unsigned long  times2=0;
    for(;;)
	{
	times2++;
    OSTimeDly(1);
    }
}
void mytask3(void) KCREENTRANT
{
    unsigned long  times3=0,J=0;
    for(;;)
	{
	times3++;
    OSTimeDly(1);
    }
}