internal static object GetS7Value(Tag tagItem, byte[] buffer)
{
object returnValue;
if (tagItem.DataType == "Bit")
{
returnValue = S7.GetBitAt(buffer, tagItem.Position, 0);
}
else if (tagItem.DataType == "Word")
{
returnValue = S7.GetWordAt(buffer, 0);
}
else if (tagItem.DataType == "Short")
{
returnValue = S7.GetShortAt(buffer, 0);
}
else if (tagItem.DataType == "DWord")
{
returnValue = S7.GetDWordAt(buffer, 0);
}
else if (tagItem.DataType == "DInt")
{
returnValue = S7.GetDIntAt(buffer, 0);
}
else if (tagItem.DataType == "Float")
{
returnValue = S7.GetFloatAt(buffer, 0);
}
else if (tagItem.DataType == "String")
{
returnValue = S7.GetStringAt(buffer, 0, buffer.Length);
}
else if (tagItem.DataType == "PrintableString")
{
returnValue = S7.GetPrintableStringAt(buffer, 0, buffer.Length);
}
else if (tagItem.DataType == "Date")
{
returnValue = S7.GetDateAt(buffer, 0);
}
else
{
returnValue = S7.GetStringAt(buffer, 0, buffer.Length);
}
return(returnValue);
}
private void FieldBtn_Click(object sender, EventArgs e)
{
/*
* 0 Byte 8 Bit Word (All)
* 1 Word 16 Bit Word (All)
* 2 DWord 32 Bit Word (All)
* 3 LWord 64 Bit Word (S71500)
* 4 USint 8 Bit Unsigned Integer (S71200/1500)
* 5 UInt 16 Bit Unsigned Integer (S71200/1500)
* 6 UDInt 32 Bit Unsigned Integer (S71200/1500)
* 7 ULint 64 Bit Unsigned Integer (S71500)
* 8 Sint 8 Bit Signed Integer (S71200/1500)
* 9 Int 16 Bit Signed Integer (All)
* 10 DInt 32 Bit Signed Integer (S71200/1500)
* 11 LInt 64 Bit Signed Integer (S71500)
* 12 Real 32 Bit Floating point (All)
* 13 LReal 64 Bit Floating point (S71200/1500)
* 14 Time 32 Bit Time elapsed ms (All)
* 15 LTime 64 Bit Time Elapsed ns (S71500)
* 16 Date 16 Bit days from 1990/1/1 (All)
* 17 TOD 32 Bit ms elapsed from midnight (All)
* 18 DT 8 Byte Date and Time (All)
* 19 LTOD 64 Bit time of day (ns) (S71500)
* 20 DTL 12 Byte Date and Time Long (S71200/1500)
* 21 LDT 64 Bit ns elapsed from 1970/1/1 (S71500)
*/
int Pos = System.Convert.ToInt32(TxtOffset.Text);
switch (CBType.SelectedIndex)
{
case 0:
{
TxtValue.Text = "16#" + System.Convert.ToString(Buffer[Pos], 16).ToUpper();
break;
}
case 1:
{
UInt16 Word = S7.GetWordAt(Buffer, Pos);
TxtValue.Text = "16#" + System.Convert.ToString(Word, 16).ToUpper();
break;
}
case 2:
{
UInt32 DWord = S7.GetDWordAt(Buffer, Pos);
TxtValue.Text = "16#" + System.Convert.ToString(DWord, 16).ToUpper();
break;
}
case 3:
{
UInt64 LWord = S7.GetLWordAt(Buffer, Pos);
TxtValue.Text = "16#" + System.Convert.ToString((Int64)LWord, 16).ToUpper(); // <-- Convert.ToString does not handle UInt64
break;
}
case 4:
{
UInt16 USInt = S7.GetUSIntAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(USInt);
break;
}
case 5:
{
UInt16 UInt = S7.GetUIntAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(UInt);
break;
}
case 6:
{
UInt32 UDInt = S7.GetDWordAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(UDInt);
break;
}
case 7:
{
UInt64 ULInt = S7.GetLWordAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(ULInt);
break;
}
case 8:
{
int SInt = S7.GetSIntAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(SInt);
break;
}
case 9:
{
int S7Int = S7.GetIntAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(S7Int);
break;
}
case 10:
{
int DInt = S7.GetDIntAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(DInt);
break;
}
case 11:
{
Int64 LInt = S7.GetLIntAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(LInt);
break;
}
case 12:
{
Single S7Real = S7.GetRealAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(S7Real);
break;
}
case 13:
{
Double S7LReal = S7.GetLRealAt(Buffer, Pos);
TxtValue.Text = System.Convert.ToString(S7LReal);
break;
}
case 14:
{
Int32 TimeElapsed = S7.GetDIntAt(Buffer, Pos);
// TIME type is a 32 signed number of ms elapsed
// Can be added to a DateTime or used as Value.
TxtValue.Text = "T#" + System.Convert.ToString(TimeElapsed) + "MS";
break;
}
case 15:
{
Int64 TimeElapsed = S7.GetLIntAt(Buffer, Pos);
// LTIME type is a 64 signed number of ns elapsed
// Can be added (after a conversion) to a DateTime or used as Value.
TxtValue.Text = "LT#" + System.Convert.ToString(TimeElapsed) + "NS";
break;
}
case 16:
{
DateTime DATE = S7.GetDateAt(Buffer, Pos);
TxtValue.Text = DATE.ToString("D#yyyy-MM-dd");
break;
}
case 17:
{
DateTime TOD = S7.GetTODAt(Buffer, Pos);
TxtValue.Text = TOD.ToString("TOD#HH:mm:ss.fff");
break;
}
case 18:
{
DateTime DT = S7.GetDateTimeAt(Buffer, Pos);
TxtValue.Text = DT.ToString("DT#yyyy-MM-dd-HH:mm:ss.fff");
break;
}
case 19:
{
DateTime LTOD = S7.GetLTODAt(Buffer, Pos);
TxtValue.Text = LTOD.ToString("LTOD#HH:mm:ss.fffffff");
break;
}
case 20:
{
DateTime DTL = S7.GetDTLAt(Buffer, Pos);
TxtValue.Text = DTL.ToString("DTL#yyyy-MM-dd-HH:mm:ss.fffffff");
break;
}
case 21:
{
DateTime LDT = S7.GetLDTAt(Buffer, Pos);
TxtValue.Text = LDT.ToString("LDT#yyyy-MM-dd-HH:mm:ss.fffffff");
break;
}
}
}
public void TestGetDateAt(byte[] buffer)
{
var date = new DateTime(1990, 1, 3);
S7.GetDateAt(buffer, 0).ShouldBe(date);
}
private bool GetValue(int S7Type, int Pos, byte[] Buffer, ref string TxtValue)
{
/*
* 0 Byte 8 Bit Word (All)
* 1 Word 16 Bit Word (All)
* 2 DWord 32 Bit Word (All)
* 3 LWord 64 Bit Word (S71500)
* 4 USint 8 Bit Unsigned Integer (S71200/1500)
* 5 UInt 16 Bit Unsigned Integer (S71200/1500)
* 6 UDInt 32 Bit Unsigned Integer (S71200/1500)
* 7 ULint 64 Bit Unsigned Integer (S71500)
* 8 Sint 8 Bit Signed Integer (S71200/1500)
* 9 Int 16 Bit Signed Integer (All)
* 10 DInt 32 Bit Signed Integer (S71200/1500)
* 11 LInt 64 Bit Signed Integer (S71500)
* 12 Real 32 Bit Floating point (All)
* 13 LReal 64 Bit Floating point (S71200/1500)
* 14 Time 32 Bit Time elapsed ms (All)
* 15 LTime 64 Bit Time Elapsed ns (S71500)
* 16 Date 16 Bit days from 1990/1/1 (All)
* 17 TOD 32 Bit ms elapsed from midnight (All)
* 18 DT 8 Byte Date and Time (All)
* 19 LTOD 64 Bit time of day (ns) (S71500)
* 20 DTL 12 Byte Date and Time Long (S71200/1500)
* 21 LDT 64 Bit ns elapsed from 1970/1/1 (S71500)
* 22 Bit
*/
//When WordLen = S7WLBit the Offset(Start) must be expressed in bits.Ex.The Start for DB4.DBX 10.3 is (10 * 8) + 3 = 83.
switch (S7Type)
{
case 0:
{
TxtValue = System.Convert.ToString(Buffer[Pos], 10).ToUpper();
break;
}
case 1:
{
UInt16 Word = S7.GetWordAt(Buffer, Pos);
TxtValue = System.Convert.ToString(Word, 10).ToUpper();
break;
}
case 2:
{
UInt32 DWord = S7.GetDWordAt(Buffer, Pos);
TxtValue = System.Convert.ToString(DWord, 10).ToUpper();
break;
}
case 3:
{
UInt64 LWord = S7.GetLWordAt(Buffer, Pos);
TxtValue = System.Convert.ToString((Int64)LWord, 10).ToUpper(); // <-- Convert.ToString does not handle UInt64
break;
}
case 4:
{
UInt16 USInt = S7.GetUSIntAt(Buffer, Pos);
TxtValue = System.Convert.ToString(USInt);
break;
}
case 5:
{
UInt16 UInt = S7.GetUIntAt(Buffer, Pos);
TxtValue = System.Convert.ToString(UInt);
break;
}
case 6:
{
UInt32 UDInt = S7.GetDWordAt(Buffer, Pos);
TxtValue = System.Convert.ToString(UDInt);
break;
}
case 7:
{
UInt64 ULInt = S7.GetLWordAt(Buffer, Pos);
TxtValue = System.Convert.ToString(ULInt);
break;
}
case 8:
{
int SInt = S7.GetSIntAt(Buffer, Pos);
TxtValue = System.Convert.ToString(SInt);
break;
}
case 9:
{
int S7Int = S7.GetIntAt(Buffer, Pos);
TxtValue = System.Convert.ToString(S7Int);
break;
}
case 10:
{
int DInt = S7.GetDIntAt(Buffer, Pos);
TxtValue = System.Convert.ToString(DInt);
break;
}
case 11:
{
Int64 LInt = S7.GetLIntAt(Buffer, Pos);
TxtValue = System.Convert.ToString(LInt);
break;
}
case 12:
{
Single S7Real = S7.GetRealAt(Buffer, Pos);
TxtValue = System.Convert.ToString(S7Real);
break;
}
case 13:
{
Double S7LReal = S7.GetLRealAt(Buffer, Pos);
TxtValue = System.Convert.ToString(S7LReal);
break;
}
case 14:
{
Int32 TimeElapsed = S7.GetDIntAt(Buffer, Pos);
// TIME type is a 32 signed number of ms elapsed
// Can be added to a DateTime or used as Value.
TxtValue = System.Convert.ToString(TimeElapsed) + "MS";
break;
}
case 15:
{
Int64 TimeElapsed = S7.GetLIntAt(Buffer, Pos);
// LTIME type is a 64 signed number of ns elapsed
// Can be added (after a conversion) to a DateTime or used as Value.
TxtValue = System.Convert.ToString(TimeElapsed) + "NS";
break;
}
case 16:
{
DateTime DATE = S7.GetDateAt(Buffer, Pos);
TxtValue = DATE.ToString("D#yyyy-MM-dd");
break;
}
case 17:
{
DateTime TOD = S7.GetTODAt(Buffer, Pos);
TxtValue = TOD.ToString("TOD#HH:mm:ss.fff");
break;
}
case 18:
{
DateTime DT = S7.GetDateTimeAt(Buffer, Pos);
TxtValue = DT.ToString("DT#yyyy-MM-dd-HH:mm:ss.fff");
break;
}
case 19:
{
DateTime LTOD = S7.GetLTODAt(Buffer, Pos);
TxtValue = LTOD.ToString("LTOD#HH:mm:ss.fffffff");
break;
}
case 20:
{
DateTime DTL = S7.GetDTLAt(Buffer, Pos);
TxtValue = DTL.ToString("DTL#yyyy-MM-dd-HH:mm:ss.fffffff");
break;
}
case 21:
{
DateTime LDT = S7.GetLDTAt(Buffer, Pos);
TxtValue = LDT.ToString("LDT#yyyy-MM-dd-HH:mm:ss.fffffff");
break;
}
case 22:
{
bool bit = S7.GetBitAt(Buffer, Pos, 0);
TxtValue = bit.ToString();
break;
}
default:
return(false);
}
return(true);
}
public void ReadFromByteArray(byte[] data)
{
var walker = new JPLC_BASEWalker(this, OrderedProperties);
//===================================================================
// BOOL
//===================================================================
walker.BooleanFound += (propertyWrapper, offsetFromStartOfWalk) => {
JPLCProperty <bool> JPLCProperty = propertyWrapper.Property as JPLCProperty <bool>;
// int bitNumber = (int)((offsetFromStartOfWalk - (int)offsetFromStartOfWalk)*10); // (2.3 -2)*10 = 3
// int bitNumber = (int)((offsetFromStartOfWalk * 1.0 - ((int)offsetFromStartOfWalk * 1.0)) * 10.0); // (2.3 -2)*10 = 3
double truncatedOffset = Math.Truncate(offsetFromStartOfWalk);
double difference = Math.Round((offsetFromStartOfWalk - truncatedOffset) * 10);
int bitNumber = (int)(difference); // (2.3 -2)*10 = 3
JPLCProperty.Value = S7.GetBitAt(data, (int)offsetFromStartOfWalk, bitNumber);
};
//===================================================================
// BYTE
//===================================================================
walker.ByteFound += (propertyWrapper, offsetFromStartOfWalk) =>
{
JPLCProperty <byte> JPLCProperty = propertyWrapper.Property as JPLCProperty <byte>;
JPLCProperty.Value = S7.GetByteAt(data, (int)offsetFromStartOfWalk);
};
//===================================================================
// INT
//===================================================================
walker.IntegerFound += (propertyWrapper, offsetFromStartOfWalk) => {
JPLCProperty <int> JPLCProperty = propertyWrapper.Property as JPLCProperty <int>;
JPLCProperty.Value = S7.GetDIntAt(data, (int)offsetFromStartOfWalk);
};
//===================================================================
// REAL
//===================================================================
walker.RealFound += (propertyWrapper, offsetFromStartOfWalk) =>
{
JPLCProperty <float> JPLCProperty = propertyWrapper.Property as JPLCProperty <float>;
JPLCProperty.Value = S7.GetRealAt(data, (int)offsetFromStartOfWalk);
};
//===================================================================
// SHORT
//===================================================================
walker.ShortFound += (propertyWrapper, offsetFromStartOfWalk) => {
JPLCProperty <short> JPLCProperty = propertyWrapper.Property as JPLCProperty <short>;
JPLCProperty.Value = (short)S7.GetIntAt(data, (int)offsetFromStartOfWalk);
};
//===================================================================
// DATETIME
//===================================================================
walker.DateTimeFound += (propertyWrapper, offsetFromStartOfWalk) => {
JPLCProperty <DateTime> JPLCProperty = propertyWrapper.Property as JPLCProperty <DateTime>;
JPLCProperty.Value = S7.GetDateTimeAt(data, (int)offsetFromStartOfWalk);
};
//===================================================================
// DATE
//===================================================================
walker.DateFound += (propertyWrapper, offsetFromStartOfWalk) => {
JPLCProperty <S7Date> JPLCProperty = propertyWrapper.Property as JPLCProperty <S7Date>;
JPLCProperty.Value = new S7Date();
JPLCProperty.Value.Date = S7.GetDateAt(data, (int)offsetFromStartOfWalk);
};
//===================================================================
// TIME
//===================================================================
walker.TimeFound += (propertyWrapper, offsetFromStartOfWalk) => {
JPLCProperty <S7Time> JPLCProperty = propertyWrapper.Property as JPLCProperty <S7Time>;
JPLCProperty.Value = new S7Time();
JPLCProperty.Value.Time = S7.GetTODAt(data, (int)offsetFromStartOfWalk);
};
//===================================================================
// UDT
//===================================================================
walker.UDTFound += (propertyWrapper, offsetFromStartOfWalk) =>
{
// Console.WriteLine(propertyWrapper.Property);
var udt = (propertyWrapper.PropertyType.GetProperty("Value").GetValue(propertyWrapper.Property, null)) as JPLC_BASE;
byte[] extractedByteArray = data.Skip((int)offsetFromStartOfWalk).Take(udt.SizeInBytes).ToArray();
udt.ReadFromByteArray(extractedByteArray);
};
//===================================================================
// STRING
//===================================================================
walker.StringFound += (propertyWrapper, offsetFromStartOfWalk) => {
JPLCProperty <string> JPLCProperty = propertyWrapper.Property as JPLCProperty <string>;
JPLCProperty.Value = S7.GetStringAt(data, (int)offsetFromStartOfWalk);
};
walker.Walk();
}
