main.c

KEIL 下的UCOSII移植

/****************************************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:
**
** mcu123.com add keil
********************************************************************************************************/
#include "config.h"
#include "stdlib.h"

#define	TaskStkLengh	64			//Define the Task0 stack length 定义用户任务0的堆栈长度
 
OS_STK	TaskStk [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
OS_EVENT *sem;
void 	Task0(void *pdata);			//Task0 任务0
void 	Task1(void *pdata);			//Task1 任务1
extern void UART1_Handler(void);

void UART1_Exception(void)
{	char RxBuf;
    if ((U1IIR & 0x0E) == 0x04)        /* Receive interrupt                   */
  	RxBuf = (char) U1RBR;
	VICVectAddr = 0;
}

void UART_Init(void)
{ 
  PINSEL0 &= ~0xC0000000;
  PINSEL0 |=  0x40000000;             /* Enable TxD1 pin                     */
  PINSEL1 &= ~0x00000003;
  PINSEL1 |=  0x00000001;             /* Enable RxD1 pin                     */

  U1LCR = 0x83;                       /* 8 bits, no Parity, 1 Stop bit       */
  U1DLM = 0;
  U1DLL = 18;                          /* 19200 Baud Rate @ 12MHz PCLK Clock */
  U1FDR = 0x67;                       /* Fractional Divider                  */
  U1LCR = 0x03;                       /* DLAB = 0                            */
  U1IER = 0x03;                       /* Enable RDA and THRE interrupts      */

  VICVectAddr7 = (unsigned int )UART1_Exception;     /* Set Interrupt Vector                */
  VICVectCntl7 = 7;                   /* use it for UART1 Interrupt          */
  VICIntEnable  = (1  << 7);          /* Enable Interrupt                    */
}
int main (void)
{
	OSInit ();
	UART_Init();																										
	OSTaskCreate (Task0,(void *)0, &TaskStk[TaskStkLengh - 1], 2);	
	OSTaskCreate (Task1,(void *)0, &TaskStk1[TaskStkLengh - 1], 3);		
	OSStart ();
	return 0;															
}
/*********************************************************************************************************
**                            Task0 任务0
********************************************************************************************************/

void Task0	(void *pdata)
{
	pdata = pdata;
	TargetInit ();
	
	while (1)
	{
		FIO2CLR|=0x000000FF;
		OSTimeDly(500);
	}
}
/*********************************************************************************************************
**                            Task1 任务1
********************************************************************************************************/

void Task1	(void *pdata)
{	INT8U  err;
	pdata = pdata;

	while (1)
	{
	    OSSemPend(sem,0,&err);
		FIO2SET|=0x000000FF;
		//OSTimeDly(500);
	}
}   
/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/