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86
MI811F Series
User’s Manual
bTime = strtol (argv[1], endptr, 10);
printf("System will reset after %d seconds\n", bTime);
if (bTime)
{
EnableWDT(bTime); }
else
{
DisableWDT();
}
return 0;
}
//---------------------------------------------------------------------------
void EnableWDT(int interval)
{
unsigned char bBuf;
bBuf = Get_F81866_Reg(0x2B);
bBuf &= (~0x20);
Set_F81866_Reg(0x2B, bBuf);
//Enable WDTO
Set_F81866_LD(0x07);
//switch to logic device 7
Set_F81866_Reg(0x30, 0x01);
//enable timer
bBuf = Get_F81866_Reg(0xF5);
bBuf &= (~0x0F);
bBuf |= 0x52;
Set_F81866_Reg(0xF5, bBuf);
//count mode is second
Set_F81866_Reg(0xF6, interval);
//set timer
bBuf = Get_F81866_Reg(0xFA);
bBuf |= 0x01;
Set_F81866_Reg(0xFA, bBuf);
//enable WDTO output
bBuf = Get_F81866_Reg(0xF5);
bBuf |= 0x20;
Set_F81866_Reg(0xF5, bBuf);
//start counting
}
//---------------------------------------------------------------------------
void DisableWDT(void)
{
unsigned char bBuf;
Set_F81866_LD(0x07);
//switch to logic device 7
bBuf = Get_F81866_Reg(0xFA);
bBuf &= ~0x01;
Set_F81866_Reg(0xFA, bBuf);
//disable WDTO output
bBuf = Get_F81866_Reg(0xF5);
bBuf &= ~0x20;
bBuf |= 0x40;
Set_F81866_Reg(0xF5, bBuf);
//disable WDT
}
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
Summary of Contents for MI811F-335
Page 15: ...General Information MI811F Series User s Manual 7 1 1 6 Block Diagram...
Page 23: ...Hardware Configuration MI811F Series User s Manual 15 2 SIO Board diagram of MI811F...
Page 48: ...40 MI811F Series User s Manual This page is intentionally left blank...
Page 62: ...54 MI811F Series User s Manual This page is intentionally left blank...
Page 78: ...70 MI811F Series User s Manual 4 5 Chipset Settings 4 5 1 South Cluster Configuration...
Page 86: ...78 MI811F Series User s Manual This page is intentionally left blank...