INSTALLATIONS
MB900-R User’s Manual
21
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);
//Enable WDTO
Set_W627EHF_LD( 0x08);
//switch to logic device 8
Set_W627EHF_Reg( 0x30, 0x01);
//enable timer
bBuf = Get_W627EHF_Reg( 0xF5);
bBuf &= (!0x08);
Set_W627EHF_Reg( 0xF5, bBuf);
//count mode is second
Set_W627EHF_Reg( 0xF6, interval);
//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
}
//===========================================================================
