private void HanlderWriteMultipleRegisterData(MasterWriteDataBase masterWriteData)
{
if (masterWriteData is WriteMultipleRegisterData)
{
//02 10 00 01 00 01 02 FF 01 33 41
//02--从机地址
//10--功能码
//00 01--寄存器地址
//00 01--寄存器数量
//02--数据长度
//FF 01--数据 -255
//33 41--CRC
WriteMultipleRegisterData _data = (WriteMultipleRegisterData)masterWriteData;
using (ByteArrayBuilder builder = new ByteArrayBuilder())
{
builder.Append(_data.SlaveID); //高位在前
builder.Append((byte)ModbusBaseOrderCmd.WriteMultipleRegister); //功能码
builder.Append(ByteHelper.ToBytes(_data.Address, true)); //高位在前
builder.Append(ByteHelper.ToBytes(_data.Quantity, true)); //数量
byte _coilsCount = (byte)(_data.Value.Length * 2);
builder.Append(_coilsCount);
foreach (short item in _data.Value)
{
byte[] _registerValue = item.ToBytes(true);
builder.Append(_registerValue);
}
ModBusAppData = builder.ToArray();
}
}
}
/// <summary>
/// 处理多个线圈写入
/// </summary>
/// <param name="masterWriteData">Modubs Master 写入数据</param>
private void HanlderWriteMultipleCoilsData(MasterWriteDataBase masterWriteData)
{
if (masterWriteData is WriteMultipleCoilsData)
{
//02 0F 00 01 00 0A 02 FF 03 F1 E8
//02--从机地址
//0F--功能码
//00 01--寄存器地址
//00 0A--寄存器数量
//02--数据长度
//FF 03--数据
//F1 E8--CRC
WriteMultipleCoilsData _data = (WriteMultipleCoilsData)masterWriteData;
using (ByteArrayBuilder builder = new ByteArrayBuilder())
{
builder.Append(_data.SlaveID); //高位在前
builder.Append((byte)ModbusBaseOrderCmd.WriteMultipleCoils); //功能码
builder.Append(ByteHelper.ToBytes(_data.Address, true)); //高位在前
builder.Append(ByteHelper.ToBytes(_data.Quantity, true)); //数量
byte[] _coilsValue = _data.ColisStatus.ToBytes();
byte _coilsCount = (byte)_coilsValue.Length;
builder.Append(_coilsCount);
builder.Append(_coilsValue);
ModBusAppData = builder.ToArray();
}
}
}
/// <summary>
/// 写入线圈/寄存器组包 构造函数
/// </summary>
/// <param name="masterWriteData">Modubs Master 写入数据</param>
public ModBusRTUPackage(MasterWriteDataBase masterWriteData)
{
HanlderWriteSingleCoilData(masterWriteData);
HanlderWriteSingleRegisterData(masterWriteData);
HanlderWriteMultipleCoilsData(masterWriteData);
HanlderWriteMultipleRegisterData(masterWriteData);
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="mbapHeader">MODBUS协议报文头</param>
/// <param name="masterWriteData">Modubs Master 写入数据</param>
public ModBusTCPPackage(MBAPHeader mbapHeader, MasterWriteDataBase masterWriteData)
{
ModbusHeader = mbapHeader;
HanlderWriteSingleCoilData(masterWriteData);
HanlderWriteSingleRegisterData(masterWriteData);
HanlderWriteMultipleCoilsData(masterWriteData);
HanlderWriteMultipleRegisterData(masterWriteData);
}
/// <summary>
/// 处理单个寄存器写入
/// </summary>
/// <param name="masterWriteData">Modubs Master 写入数据</param>
private void HanlderWriteSingleRegisterData(MasterWriteDataBase masterWriteData)
{
if (masterWriteData is WriteSingleRegisterData)
{
//02 06 00 01 00 03 98 38
//02 --从设备地址
//06 --功能码
//00 01 --寄存器起始地址
//03 --寄存器写入值
//98 38 --CRC
WriteSingleRegisterData _data = (WriteSingleRegisterData)masterWriteData;
using (ByteArrayBuilder builder = new ByteArrayBuilder())
{
builder.Append(_data.SlaveID); //高位在前
builder.Append((byte)ModbusBaseOrderCmd.WriteSingleRegister); //功能码
builder.Append(ByteHelper.ToBytes(_data.Address, true)); //高位在前
builder.Append(ByteHelper.ToBytes(_data.Value, true));
ModBusAppData = builder.ToArray();
}
}
}
/// <summary>
/// 处理单个线圈写入
/// </summary>
/// <param name="masterWriteData">Modubs Master 写入数据</param>
private void HanlderWriteSingleCoilData(MasterWriteDataBase masterWriteData)
{
if (masterWriteData is WriteSingleCoilData)
{
//02 05 00 01 FF 00 DD C9
//02 --从设备地址
//05 --功能码
//00 01 --线圈起始地址
//FF 00 --线圈写入值
//DD C9 --CRC
WriteSingleCoilData _data = (WriteSingleCoilData)masterWriteData;
using (ByteArrayBuilder builder = new ByteArrayBuilder())
{
byte _on = 0xFF;
byte _off = 0x00;
builder.Append(_data.SlaveID); //高位在前
builder.Append((byte)ModbusBaseOrderCmd.WriteSingleCoil); //功能码
builder.Append(ByteHelper.ToBytes(_data.Address, true)); //高位在前
builder.Append(_data.OnOff == true ? _on : _off); //数值
builder.Append(_off);
ModBusAppData = builder.ToArray();
}
}
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="masterWriteData">Modubs Master 写入数据</param>
public ModBusTCPPackage(MasterWriteDataBase masterWriteData) : this(new StandardMBAPHeader(), masterWriteData)
{
}
