ex1_main.c

基于摩托罗拉S12标准源程序 包括：SCIO,Timer

/******************************************************************************
*                                                  
*  (c) copyright Freescale Semiconductor Hong Kong Ltd. 2004
*  ALL RIGHTS RESERVED
*                                                                       
*******************************************************************************  
** THIS  CODE IS ONLY INTENDED AS AN EXAMPLE FOR DEMONSTRATING THE FREESCALE **
** MICROCONTROLLERS.  IT  HAS ONLY BEEN GIVEN A MIMIMUM LEVEL OF TEST. IT IS **
** PROVIDED  'AS  SEEN'  WITH  NO  GUARANTEES  AND  NO  PROMISE  OF SUPPORT. **
*******************************************************************************  
*                                                                           
* FILE:         main.c	          REVISION 0.2
*  
* DESCRIPTION:  Application code is placed here.
*               This module handles all tasks for initialization.   
*               It is invoked by _Startup right after start12.c was being 
*               finished.
*
* TARGET DEVICE: 		Hardware EVB912DP256 or equivalent                                                                                                                                                      
*
* COMPILER: Metrowerks            VERSION: ADS v1.2 (initial version)           
*                                 VERSION: ADS v2.0 (Demo beta version)
*                                 VERSION: ADS v3.1 (Demo version)
*
* NOTES
* -----
* All modules remain at their reset addresses.                                                      
*
*
* UPDATED HISTORY:
*
* REV   YYYY.MM.DD  AUTHOR        DESCRIPTION OF CHANGE
* ---   ----------  ------        --------------------- 
* 0.0   2002.04.27  Kenny Lam     Initial version
* 0.1   2002.07.12  Kenny Lam     Demo beta version
* 0.2   2004.04.12  Kenny Lam     Demo version
*
******************************************************************************/                                                                        
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/*****************************************************************************/

#include <hidef.h>
#include "ex1_extern.h"
#include "DP256Port.h"
			  
#ifdef Banked
#pragma CODE_SEG CodeForcedToPPage33								 
#else
#pragma CODE_SEG DEFAULT
#endif

/**********************************************
* Main subroutine
***********************************************/
void main(void)
{ 
	
	int  i=0;
	
	//Write code to display the "Hello World"	
	init_system();
	for(;;)
	{
	  printf0("\n\tHello  I am here!!!  \r");
	  hex_asc((byte)(i>>8));
	  hex_asc((byte)(i++));
	  delay1();
	} 	
}
	
	
/**********************************************
* System initialisation subroutine
***********************************************/
void init_system()
{
	init_SCI0();	//initialised the SCI 0 module
}