APPENDIX

void copyright(void)

{

printf("\n======== Winbond 83627EHF Watch Timer Tester (AUTO DETECT) ========\n"\

"Usage : W627E_WD reset_time\n"\

"Ex : W627E_WD 3 => reset system after 3 second\n"\

"W627E_WD 0 => disable watch dog timer\n");

}

//=========================================================================== void EnableWDT(int interval)

{

unsigned char bBuf;

bBuf = Get_W627EHF_Reg( 0x2D); bBuf &= (!0x01);

Set_W627EHF_Reg( 0x2D, bBuf);

Set_W627EHF_LD( 0x08);

Set_W627EHF_Reg( 0x30, 0x01);

bBuf = Get_W627EHF_Reg( 0xF5); bBuf &= (!0x08); Set_W627EHF_Reg( 0xF5, bBuf);

Set_W627EHF_Reg( 0xF6, interval);

//Enable WDTO

//switch to logic device 8 //enable timer

//count mode is second

//set timer

}

//=========================================================================== void DisableWDT(void)

{

Set_W627EHF_LD(0x08);

//switch to logic device 8

Set_W627EHF_Reg(0xF6, 0x00);

//clear watchdog timer

Set_W627EHF_Reg(0x30, 0x00);

//watchdog disabled

}

//===========================================================================

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2804080 User’s Manual

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Intel Duo/Solo 945GM, 2804080 user manual SetW627EHFLD0x08