mytest.c

keil的开发环境,把uc/osii操作系统移植到51单片机上,0错误、0警告

//******************************************************************
//* mytest fuction
#include <includes.h>

//******************************************************************
//* mytest system timer initial
#define   TIME_10mS     (OS_TICKS_PER_SEC /100)
#define   TIME_50mS     (OS_TICKS_PER_SEC /20 )
#define   TIME_100mS    (OS_TICKS_PER_SEC /10 )
#define   TIME_200mS    (OS_TICKS_PER_SEC /5  )
#define   TIME_500mS    (OS_TICKS_PER_SEC /2  )
#define   TIME_1S       (OS_TICKS_PER_SEC)
#define   TIME_2S       (OS_TICKS_PER_SEC * 2)
#define   TIME_3S       (OS_TICKS_PER_SEC * 3)
#define   TIME_4S       (OS_TICKS_PER_SEC * 4)
#define   TIME_5S       (OS_TICKS_PER_SEC * 5)

//******************************************************************
//* mytest system crystalloid
#define   XA_CRYSTAL_FREQ   (INT32U)(22118400L)

//******************************************************************
//* SCR crystalloid
#define	  CFG_SCR_4	SCR&0x03 
#define	  CFG_SCR_16	SCR&0x07
#define	  CFG_SCR_64	SCR&0x0B

#define	  OS_CFG_SCR	CFG_SCR_4

//******************************************************************
//* mytest system 
#define   TASK_STK_SIZE   30 //* 128 word
#define   NUMBER_TASKS    20   

//******************************************************************
//* mytest task stack define
OS_STK  xdata   AnPrintfStk[TASK_STK_SIZE];
OS_STK  xdata   BnPrintfStk[TASK_STK_SIZE];

//******************************************************************
//* OS_EVENT
OS_EVENT xdata * AnPrintfWait;
OS_EVENT xdata * BnPrintfWait;



//******************************************************************

INT8U  xdata   OSCtxSwCtrMax; 

//-------------------------------------------------------------------
void  TimeTickInitial(void);
void  AnPrintf(void *dataptr);   //* Startup Task          
void  BnPrintf(void *dataptr);   //* 8 Identical Tasks 
void  Serial_initialize(void);
INT8U keyscan(void);
void Delay(INT8U i);
//static void XAInit (void);
//static void TimerInit (INT8U tmr, INT16U freq, INT8U prio);
//static void SeryComm0Init (INT16U baud);
//******************************************************************

//******************************************************************
void main (void)
{
    //XAInit(); //* XA Configuration                           
    OSInit(); //* Initialize uC/OS-II, The Real-Time Kernel 
    
    BnPrintfWait = OSSemCreate(0);
    
    
    
    OSTaskCreate( AnPrintf, 
                  (void *)0, 
                  (void *)&AnPrintfStk[TASK_STK_SIZE-1], 
                  0x03);

    OSTaskCreate( BnPrintf, 
                  (void *)0, 
                  (void *)&BnPrintfStk[TASK_STK_SIZE-1], 
                  0x04);
 
    TimeTickConfig();
    Serial_initialize();
    OSStart();           
} 

void  AnPrintf(void *dataptr)
{   
    INT8U err;
    dataptr = dataptr;
    while(1)
    {  
		keyscan();
        OSSemPend(BnPrintfWait,100,&err);

    }
    
}

//******************************************************************
void  BnPrintf(void *dataptr)
{
	char tmp[60];
	int i = 0;
	
	for(i = 0 ; i < 60 ; i++)
	tmp[i] = i;

    dataptr = dataptr;
    EA =1;
    while(1)
    {
	    P1 = rand();
		Delay(3);
		OSSemPost(BnPrintfWait);	
    }
   
}
void SeryInt(void)
{
	
}
void Serial_initialize()
{
    SCON  = 0x50;  //* SCON: mode 1, 8-bit UART, enable rcvr */
    TMOD |= 0x20;  //* TMOD: timer 1, mode 2, 8-bit reload */
    TH1   = 0xfd;  //* TH1:  reload value for 1200 baud @ 16MHz */
    TR1   = 1;     //* TR1:  timer 1 run */
    TI    = 1;     //* TI:   set TI to send first char of UART */
}

INT8U keyscan(void)
{
	INT8U sccode,recode;
	P2 = 0xF0;
	if((P2 & 0xF0) != 0xF0)
	{
		Delay(3);
		if((P2 & 0xF0) != 0xF0)
		{
			sccode = 0xFE;
			while((sccode & 0x10) != 0)
			{
				P2 = sccode;
				if((P2 & 0xF0) != 0xF0)
				{
					recode = (P2 & 0xF0) | 0x0F;
					while((P2 & 0xF0) != 0xF0)Delay(1);
					SBUF = ((~sccode) + (~recode));
					return((~sccode) + (~recode));
				}
				else
					sccode = (sccode << 1) | 0x01;
			}
		}
	}
}

void Delay(INT8U i)
{
	INT8U j,k;
	for(i; i > 0; i--)
		for(j = 0; j < 250; j++)
			for(k = 0; k <250; k++);
}