//由于此处Para里面设置的可能是不同命令的IO参数，所以需要返回不同命令的实时获取的数据,此处不需要返回Byte字节数组
public List <byte[]> GetDataCommandBytes(IO_SERVER server, IO_COMMUNICATION Communication, IO_DEVICE device, List <IO_PARA> paras, IO_PARA currentpara, ref object sender)
{
List <byte[]> cmmdBytes = new List <byte[]>();
//必须Read的IO参数
List <ModbusFragmentStore> modbusCodes = new List <ModbusFragmentStore>();
for (int i = 0; i < paras.Count; i++)
{
ParaPack paraPack = new ParaPack(paras[i].IO_PARASTRING);
if (!modbusCodes.Exists(x => x.StoredCode == paraPack.GetValue("内存区")) && paraPack.GetValue("内存区") != "")
{
ModbusFragmentStore stored = new ModbusFragmentStore();
stored.StoredCode = paraPack.GetValue("内存区");
stored.Fragments = new List <ModbusFragment>();
stored.Units = new List <ushort>();
modbusCodes.Add(stored);
}
paraPack.Dispose();
paraPack = null;
}
for (int i = 0; i < paras.Count; i++)
{
ParaPack paraPack = new ParaPack(paras[i].IO_PARASTRING);
if (paraPack.GetValue("内存区") != "")
{
if (modbusCodes.Exists(x => x.StoredCode == paraPack.GetValue("内存区")) && paraPack.GetValue("内存区") != "")
{
ModbusFragmentStore stored = modbusCodes.Find(x => x.StoredCode == paraPack.GetValue("内存区"));
if (paraPack.GetValue("偏置") != "")
{
ushort offset = 0;
if (ushort.TryParse(paraPack.GetValue("偏置"), out offset))
{
if (!stored.Units.Contains(offset))
{
stored.Units.Add(offset);
}
}
}
}
}
}
ModbusFragmentStore mainStored = new ModbusFragmentStore();
//由于modbus获取寄存器最大数量是124个，所以要进行分段，最大线圈数量是1999个
foreach (ModbusFragmentStore stored in modbusCodes)
{
stored.MakeFragment();
mainStored.Fragments.AddRange(stored.Fragments);
}
//获取要解析的命令
sender = mainStored;
return(cmmdBytes);
}