public override void UpdateState(int chainIndex, ICommand[] outputStates)
{
int valueIndex = 0;
int bitCount;
byte value;
byte bankBox, bank;
int loopCount = outputStates.Length >> 3;
for (int box = 0; box < loopCount; box++)
{
value = 0;
for (bitCount = 0; bitCount < 8; bitCount++)
{
_commandHandler.Reset();
ICommand command = outputStates[valueIndex++];
if (command != null)
{
command.Dispatch(_commandHandler);
value >>= 1;
if (_commandHandler.Value > 0)
{
value |= (byte)0x80;
}
else
{
value |= (byte)0;
}
}
else
{
value >>= 1;
value |= (byte)0;
}
}
bank = (byte)(8 << (box >> 3));
bankBox = (byte)(box % 8);
LoadInpOutDLL.outputData(_moduleData.PortAddress, value);
LoadInpOutDLL.outputData(_moduleData.ControlPort, 0);
LoadInpOutDLL.outputData(_moduleData.ControlPort, 1);
LoadInpOutDLL.outputData(_moduleData.PortAddress, (ushort)(bank | bankBox));
LoadInpOutDLL.outputData(_moduleData.ControlPort, 3);
LoadInpOutDLL.outputData(_moduleData.ControlPort, 1);
Debug.WriteLine(string.Format("{0} {1} {2}", _moduleData.PortAddress, value, ((ushort)(bank | bankBox))));
}
}
public override void UpdateState(int chainIndex, ICommand[] outputStates)
{
int valueIndex = 0;
int bitCount;
byte value;
byte bankBox, bank;
int loopCount = outputStates.Length >> 3;
for (int box = 0; box < loopCount; box++)
{
value = 0;
for (bitCount = 0; bitCount < 8; bitCount++)
{
ICommand command = outputStates[valueIndex++];
_commandHandler.Reset();
if (command != null)
{
command.Dispatch(_commandHandler);
}
value >>= 1;
if (_commandHandler.Value > 0)
{
value |= 0x80;
}
}
bank = (byte)(8 << (box >> 3));
bankBox = (byte)(box % 8);
//Write #1
//Outputs data byte (D0-D7) on pins 2-9 of parallel port. This is the data
//we are trying to send to box XX.
LoadInpOutDLL.outputData(_moduleData.PortAddress, value);
//Write #2:
//Outputs a 1 (high) on C0 and C1 (pins 1 and 14) since they are inverted
//without changing any states on the data pins. This opens the
//"data buffer" flip-flop so that it can read the data on D0-D7.
//It also opens up the decoders for each bank solely to avoid the need for a 7th write.
LoadInpOutDLL.outputData(_moduleData.ControlPort, 0);
//Write #3
//Outputs a 0 (low) on C0 and a 1 (high) on C1 since they are inverted. Again, not
//changing any states on the data pins. This "locks" the data presently on D0-D7
//into the data buffer (C0) but leaves the state of the decoders (C1) unchanged.
LoadInpOutDLL.outputData(_moduleData.ControlPort, 1);
// Write #4
// Outputs the steering (addressing) data on the data pins
LoadInpOutDLL.outputData(_moduleData.ControlPort, (short)(bank | bankBox));
if (value > 0)
{
Console.Out.WriteLine((short)(bank | bankBox) + "," + value);
}
//Write #5
//Outputs a 0 (low) on both C0 and C1 since they are inverted. This locks
//the data into the correct decoder which sends a "low" single to the clock
//port of one of the 40 flip flops allowing the data from the "buffer" flip flop
//to flow in.
LoadInpOutDLL.outputData(_moduleData.ControlPort, 3);
//Write #6
//Outputs a 0 (low) on C0 and a 1 (high) on C1 since they are inverted. Again, not
//changing any states on the data pins. This locks the data into the correct
//flip flop and will remain transmitting this data to the relays until the next time
//this box needs to be modified.
LoadInpOutDLL.outputData(_moduleData.ControlPort, 1);
}
}
