main.c

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#include <includes.h>
#include "serial.h"

sbit led3=P1^0;

OS_STK TaskStartStk1[MaxStkSize],TaskStartStk2[MaxStkSize];

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

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
{
    nouse=nouse;
    ET0=1;  //开时钟节拍中断
   	SendStr("Welcome to Micro-C/OS-II on MCU51-63K!\r\n", 40);
    for(;;)
    {
		led3 = 0;
        SendStr("Task1 is running\r\n",18);
        OSTimeDly(OS_TICKS_PER_SEC);
    }    
}

void Task2(void *nouse) reentrant
{
    nouse=nouse;
    for(;;)
    {
		led3 = 1;
        SendStr("Task2 is running\r\n",18);
        OSTimeDly(OS_TICKS_PER_SEC*2);
    }
}