sram_test.c

使用embest IDE开发工具开发的基于LPC2294 的触摸屏开发

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

	   Embest Info&Tech	Co., Ltd.  All rights reserved.
					 www.embedinfo.com

***********************************************************************

---------------- file information -------------------------------------

file name: lpc22eb06_test.c
version	 : v0
author	 : peter pan / [e-mail]
begin	 : 2006-02-10
finish	 : 2006-02-10
define	 : lpc22eb06 test file

notes	 :

---------------- modify	information	-----------------------------------
version	 :
modify	 :
begin	 :
finish	 :
define	 :
-----------------------------------------------------------------------
*/


// (--------------------- compiler condition --------------------------

/*
#ifdef	xxx
		#define	 xxx
#endif
*/

// --------------------- compiler condition	--------------------------)



/*-------------------------------------------------------------------*/
/*						 include files								 */
/*---------------------------------------------------------------- --*/
#include	"..\..\com\type_redefine.h"
#include	"..\..\com\lpc22xx_register.h"
#include    "..\..\com\22eb06_lib_iolamp\22eb06_lib_iolamp.h"

/*-------------------------------------------------------------------*/
/*						 local function	declare						 */
/*-------------------------------------------------------------------*/

/*
void	xxx(xxx	xxx, xxx xxx);
*/


/*-------------------------------------------------------------------*/
/*						 variable define							 */
/*-------------------------------------------------------------------*/

/*
INT32U		XXXXXX;
*/






/*-------------------------------------------------------------------*/
/*						 extern	function declare					 */
/*-------------------------------------------------------------------*/

/*--- define in	XXX.c ---
extern	void	XXX();
*/


/*-------------------------------------------------------------------*/
/*						 extern	variable declare					 */
/*-------------------------------------------------------------------*/

/*--- USED in XXX()	---
XXX	SSS; //	used inXXX()
*/



/*-------------------------------------------------------------------*/
/*						 function code								 */
/*-------------------------------------------------------------------*/


/**********************************************************************
* name	:	 xxxxx
* func	:	 xxxxx
* para	:	 xxxx
* ret	:	 xxxx

* glob	:	 xxxx
* inc	:

* author:
* date	:

* modify:
* comment:
**********************************************************************/
/*void	xxx(xxx	xxx)
	  {
	  }
*/





/**********************************************************************
* name	:	 Main
* func	:	 main fun
* para	:	 none
* ret	:	 none

* glob	:	 xxxx
* inc	:

* author:
* date	:

* modify:
* comment:
**********************************************************************/
void Main(void)
{
	INT16U *pt;
	INT8U i;
	INT32U hpt=0xfffff;
	 INT16U data=0;
	
	
	Init_lamp();
	IO_lamp(0,0);

/************check address pin***************/
	for(i=18;i>0;i--)
	{
		pt=(INT16U *)(0x81000000+(--hpt));
		data=((0xff-i)<<8)+0xff-i;
		*pt=data;
		hpt=(hpt>>1);
	}
	
	for(i=18,hpt=0xfffff;i>0;i--)
	{ 
		pt=(INT16U *)(0x81000000+(--hpt));

		data=*pt;
		if(data!=((0xff-i)<<8)+0xff-i)
			break;
		hpt=(hpt>>1);
	}
	
	if(i!=0)
	{
		IO_lamp(1,0);
		while(1);
	}

/*********check data pin *********************/
	pt=(volatile INT16U *)(0x81011110);
	
	*pt=0x5555;
	data=*pt;
	if(data!=0x5555)
		{
		IO_lamp(0,1);
		while(1);
		}
		
	*pt=0xaaaa;
	data=*pt;
	if(data!=0xaaaa)
		{
		IO_lamp(0,1);
		while(1);
		}
	
	*pt=0xffff;
	data=*pt;
	if(data!=0xffff)
		{
		IO_lamp(0,1);
		while(1);
		}	
		
	*pt=0x0000;
	data=*pt;
	if(data!=0x0000)
		{
		IO_lamp(0,1);
		while(1);
		}	
		
	IO_lamp(1,1);
	while(1);
	
	
}