main.c

arm7 lpc2131 ucos 的实验

/****************************************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	TaskStkLengh	512		    // 定义用户任务堆栈长度
OS_STK	Task0Stk [TaskStkLengh];    // 定义用户任务0的堆栈
OS_STK	Task1Stk [TaskStkLengh];    // 定义用户任务1的堆栈

uint8 const DISP_TAB[16] = {   // 0	   1     2    3    4    5    6    7    8    9    
	                             0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8, 0x80,0x90,
                               // A    b      C    d    E      F
	                             0x88, 0x83, 0xC6, 0xA1,0x86, 0x8E};
                   
void 	Task0(void *pdata);         //Task0 任务0
void 	Task1(void *pdata);         //Task0 任务1
uint32  GetOSPrioCur(void);

/* 程序主函数 */
int main (void)                     
{
	OSInit ();																										
	OSTaskCreate (Task0,(void *)0, &Task0Stk[TaskStkLengh - 1], 2);		
	OSTaskCreate (Task1,(void *)0, &Task1Stk[TaskStkLengh - 1], 3);		
	OSStart ();
	return 0;															
}

/*******************************************************************************************************
**                            Task0 任务0
********************************************************************************************************/
void Task0	(void *pdata)
{   uint8 temp,i;

	pdata = pdata;
	
    TargetInit();               // 系统初始化
    IO0DIR = HC595_CS;          // 初始化片选I/O
	
	/* 每0.5秒一次更新，循环显示字符0~F在LED上 */
	while (1)
	{
        SPIStart();
        IO0CLR = HC595_CS;
        SPIRW(&temp, DISP_TAB[i&0xf]);
        IO0SET = HC595_CS;
        SPIEnd();
        OSTimeDly(OS_TICKS_PER_SEC/2);
        i++;
	}
}

/********************************************************************************************************
**                            Task1 任务1
********************************************************************************************************/
void Task1	(void *pdata)
{   uint8 temp;

	pdata = pdata;
	
	/* 每秒一次显示字符8在LED上， */
	while (1)
	{
        SPIStart();
        IO0CLR = HC595_CS;
        SPIRW(&temp, DISP_TAB[8]);
        IO0SET = HC595_CS;
        SPIEnd();
        OSTimeDly(OS_TICKS_PER_SEC);
	}
}


uint32 GetOSPrioCur(void)
{
    return OSPrioCur;
}
   
/********************************************************************************************************
**                            End Of File
********************************************************************************************************/