User`s manual

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APPENDIX

MB945 User’s Manual 71

Set_W627DHG_LD(0x08);

Set_W627DHG_Reg(0x30, 0x01); //enable timer

bBuf = Get_W627DHG_Reg(0xF5);

bBuf &= (~0x08);

Set_W627DHG_Reg(0xF5, bBuf); //count mode is second

Set_W627DHG_Reg(0xF6, NewInterval);

//set timer

}

//---------------------------------------------------------------------------

void WDTDisable(void)

{

Set_W627DHG_LD(0x08);

Set_W627DHG_Reg(0xF6, 0x00); //clear

watchdog timer

Set_W627DHG_Reg(0x30, 0x00); //watchdog

disabled

}

//---------------------------------------------------------------------------

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY

// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE

// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR

// PURPOSE.

//---------------------------------------------------------------------------

#ifndef __W627DHG_H

#define __W627DHG_H 1

//---------------------------------------------------------------------------

#define W627DHG_INDEX_PORT (W627DHG_BASE)

#define W627DHG_DATA_PORT (W627DHG_BASE+1)

//---------------------------------------------------------------------------

#define W627DHG_REG_LD 0x07

//---------------------------------------------------------------------------

#define W627DHG_UNLOCK 0x87

#define W627DHG_LOCK 0xAA

//---------------------------------------------------------------------------

unsigned int Init_W627DHG(void);

void Set_W627DHG_LD( unsigned char);

void Set_W627DHG_Reg( unsigned char, unsigned char);

unsigned char Get_W627DHG_Reg( unsigned char);

//---------------------------------------------------------------------------

#endif //__W627DHG_H

//---------------------------------------------------------------------------

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY

// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE

// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR

// PURPOSE.

//---------------------------------------------------------------------------

#include "W627DHG.H"

#include <dos.h>

//---------------------------------------------------------------------------

unsigned int W627DHG_BASE;

void Unlock_W627DHG (void);

void Lock_W627DHG (void);

//---------------------------------------------------------------------------

unsigned int Init_W627DHG(void)

{

unsigned int result;

unsigned char ucDid;

W627DHG_BASE = 0x4E;

result = W627DHG_BASE;