main.c

SmartARM2200开发平台光盘资料中的所有的源码和测试程序以及应用程序

/****************************************Copyright (c)**************************************************
**                               Guangzou ZLG-MCU Development Co.,LTD.
**                                      graduate school
**                                 http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name:			main.c
** Last modified Date:  2004-09-16
** Last Version:		1.0
** Descriptions:		The main() function example template
**
**------------------------------------------------------------------------------------------------------
** Created by:			Chenmingji
** Created date:		2004-09-16
** Version:				1.0
** Descriptions:		The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Descriptions:
**
********************************************************************************************************/
#include "config.h"
#include "stdlib.h"

#define	  KEY1	(1 << 20)           /* P0.20为KEY1 */
#define	  BEEP	(1 << 7)            /* P0.07为蜂鸣器 */

#define	TaskStkLengh	64			//Define the Task0 stack length 定义用户任务0的堆栈长度 
OS_STK	TaskStk0[TaskStkLengh];		//Define the Task0 stack 定义用户任务0的堆栈
OS_STK	TaskStk1[TaskStkLengh];		//Define the Task1 stack 定义用户任务1的堆栈

void 	Task0(void *pdata);			//Task0 任务0
void 	Task1(void *pdata);			//Task0 任务1

int main(void)
{
	OSInit ();																										
	OSTaskCreate (Task0,(void *)0, &TaskStk0[TaskStkLengh - 1], 2);		
	OSStart ();
	return 0;															
}

/*********************************************************************************************************
**                            Task0 任务0
********************************************************************************************************/
void Task0(void *pdata)
{   pdata = pdata;

	TargetInit ();
    PINSEL0 = PINSEL0 & 0xffff3fff;                                 // 管教选择模块初始化
    PINSEL1 = PINSEL1 & 0xfffffcff;
	IO0DIR &= ~KEY1;			                                    // 设置KEY1的控制I/O为输入
	IO0DIR |= BEEP;			                                        // 设置蜂鸣器为输出
    IO0SET = BEEP;    
	
	OSTaskCreate (Task1,(void *)0, &TaskStk1[TaskStkLengh - 1], 5);
	
	for (;;)
    {   OSTaskSuspend(OS_PRIO_SELF);
        IO0CLR = BEEP;
        OSTimeDly(OS_TICKS_PER_SEC / 8);
        IO0SET = BEEP;
        OSTimeDly(OS_TICKS_PER_SEC / 4);

        IO0CLR = BEEP;
        OSTimeDly(OS_TICKS_PER_SEC / 8);
        IO0SET = BEEP;
        OSTimeDly(OS_TICKS_PER_SEC / 4);
    }
}

/*********************************************************************************************************
**                            Task1 任务1
********************************************************************************************************/
void  Task1(void *pdata)
{   pdata = pdata;                                      /* 避免编译警告 */

    for (;;)
    {   OSTimeDly(OS_TICKS_PER_SEC / 50);               /* 延时20毫秒 */
        if ((IO0PIN & KEY1) != 0)
        {   continue;
        }
        OSTimeDly(OS_TICKS_PER_SEC / 50);               /* 延时20毫秒 */
        if ((IO0PIN & KEY1) != 0)
        {   continue;
        }
        OSTaskResume(2);
        while ((IO0PIN & KEY1) == 0)
        {   OSTimeDly(OS_TICKS_PER_SEC / 50);           /* 延时20毫秒 */
        }
    }
}
   
/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/