public static void WaitForTumbler(int number, bool state)
{
number--;
Port p = CreateLPT(LPTRegister.status);
LPTControlBits c = LPTControlBits.Ack;
switch (number)
{
case 0:
c = LPTControlBits.Ack;
break;
case 1:
c = LPTControlBits.Busy;
break;
case 2:
c = LPTControlBits.PaperEnd;
break;
case 3:
c = LPTControlBits.Select;
break;
}
while (p.GetLPTVal(c) != state)
{
Thread.Sleep(100);
Console.WriteLine(p.Read());
}
}
public static void WaitForTumblerSwitch(int number)
{
number--;
Port p = CreateLPT(LPTRegister.status);
LPTControlBits c = LPTControlBits.Ack;
switch (number)
{
case 0:
c = LPTControlBits.Ack;
break;
case 1:
c = LPTControlBits.Busy;
break;
case 2:
c = LPTControlBits.PaperEnd;
break;
case 3:
c = LPTControlBits.Select;
break;
}
bool v = p.GetLPTVal(c);
do
{
Thread.Sleep(100);
}while (p.GetLPTVal(c) == v);
}
public void SetLPTVal(LPTControlBits bits, bool value)
{
int val = Read();
int mask = GetLPTMask(bits);
if (value)
{
Write(val | mask);
}
else
{
Write(val & ~mask);
}
}
public int GetLPTMask(LPTControlBits bits)
{
int mask = 0;
switch (bits)
{
case LPTControlBits.Strobe:
mask = 1;
break;
case LPTControlBits.AutoLF:
mask = 2;
break;
case LPTControlBits.Init:
mask = 4;
break;
case LPTControlBits.SelectIn:
mask = 8;
break;
case LPTControlBits.AckIntEn:
mask = 16;
break;
case LPTControlBits.Direction:
mask = 32;
break;
case LPTControlBits.Ack:
mask = 1 << 6;
break;
case LPTControlBits.Busy:
mask = 1 << 7;
break;
case LPTControlBits.PaperEnd:
mask = 1 << 5;
break;
case LPTControlBits.Select:
mask = 1 << 4;
break;
}
return(mask);
}
public bool GetLPTVal(LPTControlBits bit)
{
return((Read() & GetLPTMask(bit)) > 0);
}
