/// <summary>
/// 根据类型地址以及需要写入的数据来生成指令头
/// </summary>
/// <param name="address">起始地址</param>
/// <param name="value">实际的数据信息</param>
/// <returns>带有成功标志的指令数据</returns>
public static OperateResult <byte[]> BuildWriteWordCommand(string address, byte[] value)
{
var addressResult = FxCalculateWordStartAddress(address);
if (!addressResult.IsSuccess)
{
return(OperateResult.CreateFailedResult <byte[]>(addressResult));
}
// 字节数据转换成ASCII格式
if (value != null)
{
value = MelsecHelper.BuildBytesFromData(value);
}
ushort startAddress = addressResult.Content;
byte[] _PLCCommand = new byte[11 + value.Length];
_PLCCommand[0] = 0x02; // STX
_PLCCommand[1] = 0x31; // Read
_PLCCommand[2] = MelsecHelper.BuildBytesFromData(startAddress)[0]; // Offect Address
_PLCCommand[3] = MelsecHelper.BuildBytesFromData(startAddress)[1];
_PLCCommand[4] = MelsecHelper.BuildBytesFromData(startAddress)[2];
_PLCCommand[5] = MelsecHelper.BuildBytesFromData(startAddress)[3];
_PLCCommand[6] = MelsecHelper.BuildBytesFromData((byte)(value.Length / 2))[0]; // Read Length
_PLCCommand[7] = MelsecHelper.BuildBytesFromData((byte)(value.Length / 2))[1];
Array.Copy(value, 0, _PLCCommand, 8, value.Length);
_PLCCommand[_PLCCommand.Length - 3] = 0x03; // ETX
MelsecHelper.FxCalculateCRC(_PLCCommand).CopyTo(_PLCCommand, _PLCCommand.Length - 2); // CRC
return(OperateResult.CreateSuccessResult(_PLCCommand));
}
/// <summary>
/// 根据类型地址长度确认需要读取的指令头
/// </summary>
/// <param name="address">起始地址</param>
/// <param name="length">长度</param>
/// <returns>带有成功标志的指令数据</returns>
public static OperateResult <byte[]> BuildReadWordCommand(string address, ushort length)
{
var addressResult = FxCalculateWordStartAddress(address);
if (!addressResult.IsSuccess)
{
return(OperateResult.CreateFailedResult <byte[]>(addressResult));
}
length = (ushort)(length * 2);
ushort startAddress = addressResult.Content;
byte[] _PLCCommand = new byte[11];
_PLCCommand[0] = 0x02; // STX
_PLCCommand[1] = 0x30; // Read
_PLCCommand[2] = MelsecHelper.BuildBytesFromData(startAddress)[0]; // 偏移地址
_PLCCommand[3] = MelsecHelper.BuildBytesFromData(startAddress)[1];
_PLCCommand[4] = MelsecHelper.BuildBytesFromData(startAddress)[2];
_PLCCommand[5] = MelsecHelper.BuildBytesFromData(startAddress)[3];
_PLCCommand[6] = MelsecHelper.BuildBytesFromData((byte)length)[0]; // 读取长度
_PLCCommand[7] = MelsecHelper.BuildBytesFromData((byte)length)[1];
_PLCCommand[8] = 0x03; // ETX
MelsecHelper.FxCalculateCRC(_PLCCommand).CopyTo(_PLCCommand, 9); // CRC
return(OperateResult.CreateSuccessResult(_PLCCommand)); // Return
}
/// <summary>
/// 根据类型地址长度确认需要读取的指令头
/// </summary>
/// <param name="address">起始地址</param>
/// <param name="length">bool数组长度</param>
/// <returns>带有成功标志的指令数据</returns>
public static OperateResult <byte[], int> BuildReadBoolCommand(string address, ushort length)
{
var addressResult = FxCalculateBoolStartAddress(address);
if (!addressResult.IsSuccess)
{
return(OperateResult.CreateFailedResult <byte[], int>(addressResult));
}
// 计算下实际需要读取的数据长度
ushort length2 = (ushort)((addressResult.Content2 + length - 1) / 8 - (addressResult.Content2 / 8) + 1);
ushort startAddress = addressResult.Content1;
byte[] _PLCCommand = new byte[11];
_PLCCommand[0] = 0x02; // STX
_PLCCommand[1] = 0x30; // Read
_PLCCommand[2] = MelsecHelper.BuildBytesFromData(startAddress)[0]; // 偏移地址
_PLCCommand[3] = MelsecHelper.BuildBytesFromData(startAddress)[1];
_PLCCommand[4] = MelsecHelper.BuildBytesFromData(startAddress)[2];
_PLCCommand[5] = MelsecHelper.BuildBytesFromData(startAddress)[3];
_PLCCommand[6] = MelsecHelper.BuildBytesFromData((byte)length2)[0]; // 读取长度
_PLCCommand[7] = MelsecHelper.BuildBytesFromData((byte)length2)[1];
_PLCCommand[8] = 0x03; // ETX
MelsecHelper.FxCalculateCRC(_PLCCommand).CopyTo(_PLCCommand, 9); // CRC
return(OperateResult.CreateSuccessResult(_PLCCommand, (int)addressResult.Content3));
}
/// <summary>
/// 将MC协议的核心报文打包成一个可以直接对PLC进行发送的原始报文
/// </summary>
/// <param name="mcCore">MC协议的核心报文</param>
/// <param name="networkNumber">网络号</param>
/// <param name="networkStationNumber">网络站号</param>
/// <returns>原始报文信息</returns>
public static byte[] PackMcCommand(byte[] mcCore, byte networkNumber = 0, byte networkStationNumber = 0)
{
byte[] plcCommand = new byte[22 + mcCore.Length];
plcCommand[0] = 0x35; // 副标题
plcCommand[1] = 0x30;
plcCommand[2] = 0x30;
plcCommand[3] = 0x30;
plcCommand[4] = MelsecHelper.BuildBytesFromData(networkNumber)[0]; // 网络号
plcCommand[5] = MelsecHelper.BuildBytesFromData(networkNumber)[1];
plcCommand[6] = 0x46; // PLC编号
plcCommand[7] = 0x46;
plcCommand[8] = 0x30; // 目标模块IO编号
plcCommand[9] = 0x33;
plcCommand[10] = 0x46;
plcCommand[11] = 0x46;
plcCommand[12] = MelsecHelper.BuildBytesFromData(networkStationNumber)[0]; // 目标模块站号
plcCommand[13] = MelsecHelper.BuildBytesFromData(networkStationNumber)[1];
plcCommand[14] = MelsecHelper.BuildBytesFromData((ushort)(plcCommand.Length - 18))[0]; // 请求数据长度
plcCommand[15] = MelsecHelper.BuildBytesFromData((ushort)(plcCommand.Length - 18))[1];
plcCommand[16] = MelsecHelper.BuildBytesFromData((ushort)(plcCommand.Length - 18))[2];
plcCommand[17] = MelsecHelper.BuildBytesFromData((ushort)(plcCommand.Length - 18))[3];
plcCommand[18] = 0x30; // CPU监视定时器
plcCommand[19] = 0x30;
plcCommand[20] = 0x31;
plcCommand[21] = 0x30;
mcCore.CopyTo(plcCommand, 22);
return(plcCommand);
}
/// <summary>
/// 从地址，长度，是否位读取进行创建读取Ascii格式的MC的核心报文
/// </summary>
/// <param name="address">三菱的地址信息，具体格式参照<seealso cref="MelsecMcNet"/> 的注释说明</param>
/// <param name="length">读取的长度信息</param>
/// <param name="isBit">是否进行了位读取操作</param>
/// <param name="analysisAddress">对地址分析的委托方法</param>
/// <returns>带有成功标识的报文对象</returns>
public static OperateResult <byte[]> BuildAsciiReadMcCoreCommand(string address, ushort length, bool isBit, Func <string, OperateResult <MelsecMcDataType, int> > analysisAddress)
{
OperateResult <MelsecMcDataType, int> analysis = analysisAddress(address);
if (!analysis.IsSuccess)
{
return(OperateResult.CreateFailedResult <byte[]>(analysis));
}
byte[] command = new byte[20];
command[0] = 0x30; // 批量读取数据命令
command[1] = 0x34;
command[2] = 0x30;
command[3] = 0x31;
command[4] = 0x30; // 以点为单位还是字为单位成批读取
command[5] = 0x30;
command[6] = 0x30;
command[7] = isBit ? (byte)0x31 : (byte)0x30;
command[8] = Encoding.ASCII.GetBytes(analysis.Content1.AsciiCode)[0]; // 软元件类型
command[9] = Encoding.ASCII.GetBytes(analysis.Content1.AsciiCode)[1];
command[10] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[0]; // 起始地址的地位
command[11] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[1];
command[12] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[2];
command[13] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[3];
command[14] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[4];
command[15] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[5];
command[16] = MelsecHelper.BuildBytesFromData(length)[0]; // 软元件点数
command[17] = MelsecHelper.BuildBytesFromData(length)[1];
command[18] = MelsecHelper.BuildBytesFromData(length)[2];
command[19] = MelsecHelper.BuildBytesFromData(length)[3];
return(OperateResult.CreateSuccessResult(command));
}
/// <summary>
/// 以字为单位，创建ASCII数据写入的核心报文
/// </summary>
/// <param name="address">三菱的地址信息，具体格式参照<seealso cref="MelsecMcNet"/> 的注释说明</param>
/// <param name="value">实际的原始数据信息</param>
/// <param name="analysisAddress">对地址分析的委托方法</param>
/// <returns>带有成功标识的报文对象</returns>
public static OperateResult <byte[]> BuildAsciiWriteWordCoreCommand(string address, byte[] value, Func <string, OperateResult <MelsecMcDataType, int> > analysisAddress)
{
OperateResult <MelsecMcDataType, int> analysis = analysisAddress(address);
if (!analysis.IsSuccess)
{
return(OperateResult.CreateFailedResult <byte[]>(analysis));
}
if (value == null)
{
value = new byte[0];
}
byte[] buffer = new byte[value.Length * 2];
for (int i = 0; i < value.Length / 2; i++)
{
MelsecHelper.BuildBytesFromData(BitConverter.ToUInt16(value, i * 2)).CopyTo(buffer, 4 * i);
}
value = buffer;
byte[] command = new byte[20 + value.Length];
command[0] = 0x31; // 批量写入的命令
command[1] = 0x34;
command[2] = 0x30;
command[3] = 0x31;
command[4] = 0x30; // 子命令
command[5] = 0x30;
command[6] = 0x30;
command[7] = 0x30;
command[8] = Encoding.ASCII.GetBytes(analysis.Content1.AsciiCode)[0]; // 软元件类型
command[9] = Encoding.ASCII.GetBytes(analysis.Content1.AsciiCode)[1];
command[10] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[0]; // 起始地址的地位
command[11] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[1];
command[12] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[2];
command[13] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[3];
command[14] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[4];
command[15] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[5];
command[16] = MelsecHelper.BuildBytesFromData((ushort)(value.Length / 4))[0]; // 软元件点数
command[17] = MelsecHelper.BuildBytesFromData((ushort)(value.Length / 4))[1];
command[18] = MelsecHelper.BuildBytesFromData((ushort)(value.Length / 4))[2];
command[19] = MelsecHelper.BuildBytesFromData((ushort)(value.Length / 4))[3];
value.CopyTo(command, 20);
return(OperateResult.CreateSuccessResult(command));
}
/// <summary>
/// 以位为单位，创建ASCII数据写入的核心报文
/// </summary>
/// <param name="address">三菱的地址信息，具体格式参照<seealso cref="MelsecMcNet"/> 的注释说明</param>
/// <param name="value">原始的bool数组数据</param>
/// <param name="analysisAddress">对地址分析的委托方法</param>
/// <returns>带有成功标识的报文对象</returns>
public static OperateResult <byte[]> BuildAsciiWriteBitCoreCommand(string address, bool[] value, Func <string, OperateResult <MelsecMcDataType, int> > analysisAddress)
{
OperateResult <MelsecMcDataType, int> analysis = analysisAddress(address);
if (!analysis.IsSuccess)
{
return(OperateResult.CreateFailedResult <byte[]>(analysis));
}
if (value == null)
{
value = new bool[0];
}
byte[] buffer = value.Select(m => m ? (byte)0x31 : (byte)0x30).ToArray( );
byte[] command = new byte[20 + buffer.Length];
command[0] = 0x31; // 批量写入的命令
command[1] = 0x34;
command[2] = 0x30;
command[3] = 0x31;
command[4] = 0x30; // 子命令
command[5] = 0x30;
command[6] = 0x30;
command[7] = 0x31;
command[8] = Encoding.ASCII.GetBytes(analysis.Content1.AsciiCode)[0]; // 软元件类型
command[9] = Encoding.ASCII.GetBytes(analysis.Content1.AsciiCode)[1];
command[10] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[0]; // 起始地址的地位
command[11] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[1];
command[12] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[2];
command[13] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[3];
command[14] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[4];
command[15] = MelsecHelper.BuildBytesFromAddress(analysis.Content2, analysis.Content1)[5];
command[16] = MelsecHelper.BuildBytesFromData((ushort)(value.Length))[0]; // 软元件点数
command[17] = MelsecHelper.BuildBytesFromData((ushort)(value.Length))[1];
command[18] = MelsecHelper.BuildBytesFromData((ushort)(value.Length))[2];
command[19] = MelsecHelper.BuildBytesFromData((ushort)(value.Length))[3];
buffer.CopyTo(command, 20);
return(OperateResult.CreateSuccessResult(command));
}
/// <summary>
/// 生成位写入的数据报文信息，该报文可直接用于发送串口给PLC
/// </summary>
/// <param name="address">地址信息，每个地址存在一定的范围，需要谨慎传入数据。举例：M10,S10,X5,Y10,C10,T10</param>
/// <param name="value"><c>True</c>或是<c>False</c></param>
/// <returns>带报文信息的结果对象</returns>
public static OperateResult <byte[]> BuildWriteBoolPacket(string address, bool value)
{
var analysis = FxAnalysisAddress(address);
if (!analysis.IsSuccess)
{
return(OperateResult.CreateFailedResult <byte[]>(analysis));
}
// 二次运算起始地址偏移量，根据类型的不同，地址的计算方式不同
ushort startAddress = analysis.Content2;
if (analysis.Content1 == MelsecMcDataType.M)
{
if (startAddress >= 8000)
{
startAddress = (ushort)(startAddress - 8000 + 0x0F00);
}
else
{
startAddress = (ushort)(startAddress + 0x0800);
}
}
else if (analysis.Content1 == MelsecMcDataType.S)
{
startAddress = (ushort)(startAddress + 0x0000);
}
else if (analysis.Content1 == MelsecMcDataType.X)
{
startAddress = (ushort)(startAddress + 0x0400);
}
else if (analysis.Content1 == MelsecMcDataType.Y)
{
startAddress = (ushort)(startAddress + 0x0500);
}
else if (analysis.Content1 == MelsecMcDataType.CS)
{
startAddress += (ushort)(startAddress + 0x01C0);
}
else if (analysis.Content1 == MelsecMcDataType.CC)
{
startAddress += (ushort)(startAddress + 0x03C0);
}
else if (analysis.Content1 == MelsecMcDataType.CN)
{
startAddress += (ushort)(startAddress + 0x0E00);
}
else if (analysis.Content1 == MelsecMcDataType.TS)
{
startAddress += (ushort)(startAddress + 0x00C0);
}
else if (analysis.Content1 == MelsecMcDataType.TC)
{
startAddress += (ushort)(startAddress + 0x02C0);
}
else if (analysis.Content1 == MelsecMcDataType.TN)
{
startAddress += (ushort)(startAddress + 0x0600);
}
else
{
return(new OperateResult <byte[]>(StringResources.Language.MelsecCurrentTypeNotSupportedBitOperate));
}
byte[] _PLCCommand = new byte[9];
_PLCCommand[0] = 0x02; // STX
_PLCCommand[1] = value ? (byte)0x37 : (byte)0x38; // Read
_PLCCommand[2] = MelsecHelper.BuildBytesFromData(startAddress)[2]; // 偏移地址
_PLCCommand[3] = MelsecHelper.BuildBytesFromData(startAddress)[3];
_PLCCommand[4] = MelsecHelper.BuildBytesFromData(startAddress)[0];
_PLCCommand[5] = MelsecHelper.BuildBytesFromData(startAddress)[1];
_PLCCommand[6] = 0x03; // ETX
MelsecHelper.FxCalculateCRC(_PLCCommand).CopyTo(_PLCCommand, 7); // CRC
return(OperateResult.CreateSuccessResult(_PLCCommand));
}