lh7a400_timer.h

sharp触摸屏测试代码

/**********************************************************************
 *	$Workfile:   lh7a400_timer.h  $
 *	$Revision:   1.3  $
 *	$Author:   SuryanG  $
 *	$Date:   Apr 02 2002 12:11:30  $
 *
 *	Project: LH7A400 headers
 *
 *	Description:
 *      This file contains the structure definitions and manifest
 *      constants for LH7A400 component:
 *      	SDRAM Controller
 *
 *	References:
 *		(1) Sharp LH7A400 Universal SoC User's Guide
 *
 *	Revision History:
 *	$Log:   P:/PVCS6_6/archives/SOC/IP/LH7A400 IP/LH7A400/lh7a400_timer.h-arc  $
 * 
 *    Rev 1.3   Apr 02 2002 12:11:30   SuryanG
 * Made structure definition comply with coding standards.
 * 
 *    Rev 1.2   Apr 02 2002 10:11:22   SuryanG
 * Added legal disclaimer.
 * 
 *    Rev 1.1   Nov 15 2001 16:37:20   KovitzP
 * Added a #define called TIMER_MAXCOUNT to remove the hard-coded 0xFFFF
 * 
 *    Rev 1.0   Oct 04 2001 14:32:42   BarnettH
 * Initial revision.
 * 
 * SHARP MICROELECTRONICS OF THE AMERICAS MAKES NO REPRESENTATION
 * OR WARRANTIES WITH RESPECT TO THE PERFORMANCE OF THIS SOFTWARE,
 * AND SPECIFICALLY DISCLAIMS ANY RESPONSIBILITY FOR ANY DAMAGES, 
 * SPECIAL OR CONSEQUENTIAL, CONNECTED WITH THE USE OF THIS SOFTWARE.
 *
 * SHARP MICROELECTRONICS OF THE AMERICAS PROVIDES THIS SOFTWARE SOLELY 
 * FOR THE PURPOSE OF SOFTWARE DEVELOPMENT INCORPORATING THE USE OF A 
 * SHARP MICROCONTROLLER OR SYSTEM-ON-CHIP PRODUCT. USE OF THIS SOURCE
 * FILE IMPLIES ACCEPTANCE OF THESE CONDITIONS.
 *
 *	COPYRIGHT (C) 2001 SHARP MICROELECTRONICS OF THE AMERICAS, INC.
 *		CAMAS, WA
 *********************************************************************/

#ifndef LH7A400_TIMER_H
#define LH7A400_TIMER_H

#include "SMA_types.h"

/*
 * Timer Module Register Structure
 */ 
typedef struct
{
    volatile UNS_32     load;       /* RW */ 
    volatile UNS_32     value;      /* RO */ 
    volatile UNS_32     control;    /* RW */ 
    volatile UNS_32     clear;      /* WO */ 
} TIMERREGS;

/**********************************************************************
 * Timer Load Register Bit Fields
 *********************************************************************/ 
#define TIMER_MAXCOUNT  (0xFFFF)
#define	TIMER_LOAD(n)   ((n) & TIMER_MAXCOUNT)

/**********************************************************************
 * Timer Control Register Bit Fields
 *********************************************************************/ 
#define TIMER_CTRL_ENABLE       _BIT(7)
#define TIMER_CTRL_DISABLE      (0)
#define TIMER_CTRL_PERIODIC     _BIT(6)
#define TIMER_CTRL_FREERUN      (0)
#define TIMER_CTRL_508K         _BIT(3)
#define TIMER_CTRL_2K           (0)

typedef struct 
{
    volatile UNS_32     bzcont;
} BZCONTREGS;

/**********************************************************************
 * Buzzer Control Register Bit Fields
 *********************************************************************/ 
#define	BZCONT_BZMOD    _BIT(1)
#define	BZCONT_BZTOG    _BIT(0)


#endif /* LH7A400_TIMER_H */