tp.c

S3CEV40教学平台的 触摸屏 实验程序

/*********************************************************************************************
* File：	tp.c
* Author:	embest	
* Desc：	LCD touch screen control function
* History:	
*********************************************************************************************/

/*--- include files ---*/
#include <string.h>
#include "tp.h"
#include "lcd.h"

int adint(void)
{		int i,tmp;
	
		rADCCON=0x1|0x0<<2;
		while(rADCCON&0x1);
		while(!(rADCCON&0x40));
		for(i=0;i<rADCPSR;i++);
		tmp=0x3ff&rADCDAT;
		return tmp;
}