public static bool Open(int device)
{
if (device < 0 || device > 3)
{
throw new Exception("Invalid device");
}
if (_refCounts[device]++ == 0)
{
return(K8055.OpenDevice((long)device) == device);
}
return(true);
}
public static void Write(int device, long data)
{
if (!_busy)
{
if (device < 0 || device > 3)
{
throw new Exception("Invalid device");
}
if (_refCounts[device] == 0)
{
throw new Exception("Device is not open");
}
K8055.SetCurrentDevice((long)device);
K8055.WriteAllDigital(data);
}
}
public static long Read(int device)
{
if (_busy)
{
return(0L);
}
if (device < 0 || device > 3)
{
throw new Exception("Invalid device");
}
if (_refCounts[device] == 0)
{
throw new Exception("Device is not open");
}
K8055.SetCurrentDevice((long)device);
return(K8055.ReadAllDigital());
}
public static void Close(int device)
{
if (device < 0 || device > 3)
{
throw new Exception("Invalid device");
}
if (_refCounts[device] == 1)
{
K8055.SetCurrentDevice((long)device);
K8055.CloseDevice();
_refCounts[device] = 0;
}
else if (_refCounts[device] > 1)
{
_refCounts[device]--;
}
}
public static long SearchDevices()
{
int num;
_busy = true;
for (num = 0; num < _refCounts.Length; num++)
{
K8055.SetCurrentDevice((long)num);
K8055.CloseDevice();
}
long numdevices = K8055.SearchDevices();
for (num = 0; num < _refCounts.Length; num++)
{
if (_refCounts[num] > 0)
{
K8055.OpenDevice((long)num);
}
}
_busy = false;
return(numdevices);
}
public static void Version()
{
K8055.Version();
}