Acrosser Technology AR-B5432, Руководство пользователя

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AR-B5432 series User Manual
29
outportb(IO_Port_Address,0x87); // Enter Configuration
outportb(IO_Port_Address,0x87);
outportb(IO_Port_Address,0x07); // Point to Logical Device Number Reg.
outportb(IO_Port_1,0x07); // Select logical device 7, (Watchdog Function)
outportb(IO_Port_Address,0x30); // Device Active register
outportb(IO_Port_1,0x01);
outportb(IO_Port_Address,0xF5); // Select Watchdog count mode seconds or minutes
outportb(IO_Port_1,inportb(IO_Port_1)&0xF7); // Default is second, bit3=0
outportb(IO_Port_Address,0xF5); // Select Watchdog output mode
outportb(IO_Port_1,inportb(IO_Port_1)|0x10); // Set to Pulse mode, bit4=1
outportb(IO_Port_Address,0xF6); // Set Watchdog Timer Value
outportb(IO_Port_1,Time); // 0x00 to disable, max 0xFF
outportb(IO_Port_Address,0xFA); // Set Watchdog Time out output via WDTRST
outportb(IO_Port_1,inportb(IO_Port_1)|0x01); // bit0=1
outportb(IO_Port_Address,0xF5); // Start Watchdog Time counting
outportb(IO_Port_1,inportb(IO_Port_1)|0x20); // bit5=1
textcolor(YELLOW);
for(Temp=Time;Temp>0;Temp--)
{
outportb(IO_Port_Address,0xF6); // Read Watchdog Timer Value
Time=inportb(IO_Port_1);
gotoxy(20,10);
cprintf(">>> After %3d Second will reset the system. <<<",Time);
delay(1000);
}
textcolor(LIGHTRED);
gotoxy(18,10);