sd_isr.c

使用FREESCALE的16位增强型芯片实现的对SD卡进行读取的代码

/******************************************************************************
*                                                  
*  (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:        sd_Isr.c	 REVISION 0.1
*  
* DESCRIPTION: This module handles the applicaton tasks for the system
*
* NOTES:       All modules remain at their reset addresses
*                                                  
* UPDATED HISTORY:
*
* REV   YYYY.MM.DD  AUTHOR        DESCRIPTION OF CHANGE
* ---   ----------  ------        --------------------- 
* 0.0   2004.04.01  Taine Chang   Initial version
* 0.1   2004.04.12  Taine Chang   Demo version
*
******************************************************************************/                                                                        
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/*********************************************************************
 
  (c) copyright Freescale Semiconductor Hong Kong Ltd 2004
  ALL RIGHTS RESERVED
 
 *********************************************************************
 
                   SD Driver Module for S12 MCUs 
 
 *********************************************************************

  File:			sd_Isr.c
 
  Description:  SD Interrupt Service Routine.
 
  Date:         Arp. 2003
  
  Author:	Taine Chang
  
 ********************************************************************/


#include "sd_includes.h"
#include "sd_extern.h"

#pragma CODE_SEG	DEFAULT
//============================================================
// The following codes are ISRs for dedicated IRQs.
//#pragma TRAP_PROC


// ==================================================================
//   SD_Irq_Interrupt() -
//
//	 SD interrupt service routine.    
//
//	Input -		nil
//
//	Output - 	nil
//
//	Function -	nil.
//
// ==================================================================
interrupt void	SD_Irq_Interrupt(void)
{
	gSD_SDSATAT=SD_SDSTAT;

}


//
// The end of file sd_Isr.c 
// *********************************************************************************