public static IEnumerable <HoldingRegistersWorkItem> GetWorkItems(IEnumerable <IModbusHoldingRegistersTag> Tags, UInt16 MaxQuantityOfRegisters = 125)
{
IList <IModbusHoldingRegistersTag> TagList = Tags.Where(tag => tag.Address.Table == Table.HoldingRegisters).OrderBy(tag => tag.Address.Index).ToList();
List <HoldingRegistersWorkItem> WorkItems = new List <HoldingRegistersWorkItem>();
HoldingRegistersWorkItem WorkItem = null;
foreach (IModbusHoldingRegistersTag tag in TagList)
{
if (WorkItem == null)
{
WorkItem = new HoldingRegistersWorkItem(MaxQuantityOfRegisters);
WorkItems.Add(WorkItem);
}
if (!(WorkItem.Add(tag)))
{
WorkItem = new HoldingRegistersWorkItem(MaxQuantityOfRegisters);
WorkItem.Add(tag);
WorkItems.Add(WorkItem);
}
}
return(WorkItems);
}
private void Read(HoldingRegistersWorkItem workItem)
{
UInt16 address = workItem.Address.Index;
UInt16 length = workItem.QuantityOfRegisters;
UInt16[] reply;
lock (DriverLock)
{
reply = Driver.ReadHoldingRegisters(1, address, length);
}
Byte[] buffer = new Byte[reply.Length * sizeof(UInt16)];
Buffer.BlockCopy(reply, 0, buffer, 0, buffer.Length);
workItem.Buffer = buffer;
}
public static IEnumerable<HoldingRegistersWorkItem> GetWorkItems(IEnumerable<IModbusHoldingRegistersTag> Tags, UInt16 MaxQuantityOfRegisters = 125)
{
IList<IModbusHoldingRegistersTag> TagList = Tags.Where(tag => tag.Address.Table == Table.HoldingRegisters).OrderBy(tag => tag.Address.Index).ToList();
List<HoldingRegistersWorkItem> WorkItems = new List<HoldingRegistersWorkItem>();
HoldingRegistersWorkItem WorkItem = null;
foreach (IModbusHoldingRegistersTag tag in TagList)
{
if (WorkItem == null)
{
WorkItem = new HoldingRegistersWorkItem(MaxQuantityOfRegisters);
WorkItems.Add(WorkItem);
}
if (!(WorkItem.Add(tag)))
{
WorkItem = new HoldingRegistersWorkItem(MaxQuantityOfRegisters);
WorkItem.Add(tag);
WorkItems.Add(WorkItem);
}
}
return WorkItems;
}
