private void ReadListFromPlc()
{
int i = 0;
MachineParamList list = tcMachineParam1.SelectedList;
if (adsPlcServer == null ||
adsPlcServer.PlcIsRunning == false ||
list == null ||
list.Disabled == true ||
list.PLCVar.Length == 0)
{
return;
}
try
{
int rows = list.Data.Count;
TwinCAT.Ads.ITcAdsSymbol symbol = adsPlcServer.PlcClient.ReadSymbolInfo(list.PLCVar);
if (symbol == null)
{
MainApp.log.Error("Machine parameter list cannot be read from the Plc! Symbol not found! List: " + list.Name + " PlcVar: " + list.PLCVar);
return;
}
switch (symbol.Datatype)
{
case TwinCAT.Ads.AdsDatatypeId.ADST_BIT:
bool[] b = (bool[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(bool[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = b[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT8:
sbyte[] n8 = (sbyte[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(sbyte[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = n8[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT16:
Int16[] n16 = (Int16[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(Int16[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = n16[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT32:
Int32[] n32 = (Int32[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(Int32[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = n32[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT64:
Int64[] n64 = (Int64[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(Int64[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = n64[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT8:
byte[] u8 = (byte[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(byte[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = u8[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT16:
UInt16[] u16 = (UInt16[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(UInt16[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = u16[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT32:
UInt32[] u32 = (UInt32[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(UInt32[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = u32[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT64:
UInt64[] u64 = (UInt64[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(UInt64[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = u64[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_REAL32:
float[] f32 = (float[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(float[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = f32[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_REAL64:
double[] f64 = (double[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(double[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = f64[i].ToString();
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_BIGTYPE:
{
if (symbol.Type.Contains("STRING"))
{
int stringLength = 0;
bool res = adsPlcServer.PlcClient.GetBigTypeArgs(symbol.Type, ref stringLength);
if (res == true)
{
string[] fVal = (string[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(string[]), new int[] { stringLength, rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = fVal[i].ToString();
}
}
}
else if (symbol.Type.Contains("TIME"))
{
UInt32[] fVal = (UInt32[])adsPlcServer.PlcClient.ReadAny(list.PLCVar, typeof(UInt32[]), new int[] { rows });
for (i = 0; i < rows; i++)
{
list.Data[i].Value = fVal[i].ToString();
}
}
}
break;
default:
MainApp.log.Error("Machine parameter list cannot be read from the Plc! Datatype not supported! List: " + list.Name + ", PlcVar: " + list.PLCVar);
break;
}
// write the data back to the grid
tcMachineParam1.FillGrid(list);
}
catch (Exception ex)
{
MainApp.log.Error("Error in FormMaschPara ReadListFromPlc()", ex);
}
}
private void WriteListToPlc(int listIdx)
{
int i = 0;
// get reference from parameter list object
MachineParamList list = tcMachineParam1.GetMParList(listIdx);
if (adsPlcServer == null ||
adsPlcServer.PlcIsRunning == false ||
list == null ||
list.Disabled == true ||
list.PLCVar.Length == 0)
{
return;
}
try
{
int rows = list.Data.Count;
TwinCAT.Ads.ITcAdsSymbol symbol = adsPlcServer.PlcClient.ReadSymbolInfo(list.PLCVar);
if (symbol == null)
{
MainApp.log.Error("Machine parameter list cannot be written to the Plc! Symbol not found! List: " + list.Name + " PlcVar: " + list.PLCVar);
return;
}
switch (symbol.Datatype)
{
case TwinCAT.Ads.AdsDatatypeId.ADST_BIT:
bool[] b = new bool[rows];
for (i = 0; i < rows; i++)
{
b[i] = (list.Data[i].Value.Length == 0) ? false : bool.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, b);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT8:
sbyte[] n8 = new sbyte[rows];
for (i = 0; i < rows; i++)
{
n8[i] = (list.Data[i].Value.Length == 0) ? (sbyte)0 : sbyte.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, n8);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT16:
Int16[] n16 = new Int16[rows];
for (i = 0; i < rows; i++)
{
n16[i] = (list.Data[i].Value.Length == 0) ? (Int16)0 : Int16.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, n16);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT32:
Int32[] n32 = new Int32[rows];
for (i = 0; i < rows; i++)
{
n32[i] = (list.Data[i].Value.Length == 0) ? (Int32)0 : Int32.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, n32);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT64:
Int64[] n64 = new Int64[rows];
for (i = 0; i < rows; i++)
{
n64[i] = (list.Data[i].Value.Length == 0) ? (Int64)0 : Int64.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, n64);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT8:
byte[] u8 = new byte[rows];
for (i = 0; i < rows; i++)
{
u8[i] = (list.Data[i].Value.Length == 0) ? (byte)0 : byte.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, u8);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT16:
UInt16[] u16 = new UInt16[rows];
for (i = 0; i < rows; i++)
{
u16[i] = (list.Data[i].Value.Length == 0) ? (UInt16)0 : UInt16.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, u16);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT32:
UInt32[] u32 = new UInt32[rows];
for (i = 0; i < rows; i++)
{
u32[i] = (list.Data[i].Value.Length == 0) ? (UInt32)0 : UInt32.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, u32);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT64:
UInt64[] u64 = new UInt64[rows];
for (i = 0; i < rows; i++)
{
u64[i] = (list.Data[i].Value.Length == 0) ? (UInt64)0 : UInt64.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, u64);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_REAL32:
float[] f32 = new float[rows];
for (i = 0; i < rows; i++)
{
f32[i] = (list.Data[i].Value.Length == 0) ? 0 : float.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, f32);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_REAL64:
double[] f64 = new double[rows];
for (i = 0; i < rows; i++)
{
f64[i] = (list.Data[i].Value.Length == 0) ? 0 : double.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, f64);
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_BIGTYPE:
{
if (symbol.Type.Contains("STRING"))
{
string[] strVal = new string[rows];
for (i = 0; i < rows; i++)
{
strVal[i] = list.Data[i].Value;
}
int stringLength = 0;
bool res = adsPlcServer.PlcClient.GetBigTypeArgs(symbol.Type, ref stringLength);
if (res == true)
{
adsPlcServer.PlcClient.WriteAny(list.PLCVar, strVal, new int[] { stringLength, rows });
}
else
{
MainApp.log.Error("Machine parameter list cannot be written to the Plc! Write Strings! " + "List: " + list.Name + ", Row: " + (i + 1).ToString());
}
}
else if (symbol.Type.Contains("TIME"))
{
UInt32[] fVal = new UInt32[rows];
for (i = 0; i < rows; i++)
{
fVal[i] = (list.Data[i].Value.Length == 0) ? (UInt32)0 : UInt32.Parse(list.Data[i].Value);
}
adsPlcServer.PlcClient.WriteAny(list.PLCVar, fVal);
}
break;
}
default:
MainApp.log.Error("Machine parameter list cannot be written to the Plc! Datatype not supported! List: " + list.Name + ", PlcVar: " + list.PLCVar);
break;
}
}
catch (Exception ex)
{
MainApp.log.Error("Machine parameter list cannot be written to the Plc! " + "List: " + list.Name + ", Row: " + (i + 1).ToString(), ex);
}
}
void tcMachineParam1_ValidateValue(object sender, CancelEventArgs e, int rowNumber, MachineParamData data)
{
try
{
if (data.Value.Length == 0)
{
return;
}
if (adsPlcServer.PlcIsRunning)
{
MachineParamList list = tcMachineParam1.SelectedList;
TwinCAT.Ads.ITcAdsSymbol symbol = adsPlcServer.PlcClient.ReadSymbolInfo(list.PLCVar);
if (symbol != null)
{
switch (symbol.Datatype)
{
case TwinCAT.Ads.AdsDatatypeId.ADST_BIT:
if (data.DataType != typeof(bool))
{
e.Cancel = true;
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_INT8:
case TwinCAT.Ads.AdsDatatypeId.ADST_INT16:
case TwinCAT.Ads.AdsDatatypeId.ADST_INT32:
case TwinCAT.Ads.AdsDatatypeId.ADST_INT64:
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT8:
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT16:
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT32:
case TwinCAT.Ads.AdsDatatypeId.ADST_UINT64:
if (data.DataType != typeof(int))
{
e.Cancel = true;
}
break;
case TwinCAT.Ads.AdsDatatypeId.ADST_REAL32:
case TwinCAT.Ads.AdsDatatypeId.ADST_REAL64:
case TwinCAT.Ads.AdsDatatypeId.ADST_REAL80:
if (data.DataType != typeof(int) &&
data.DataType != typeof(double))
{
e.Cancel = true;
}
break;
}
}
}
/*
* double oldVal = data.val;
* double val = double.Parse(((TextBox)sender).Text);
*
* if (rowNumber == 10 && val > 100)
* {
* MessageBox.Show("Out of range. Value to big!");
* e.Cancel = true;
* }
*/
}
catch
{
e.Cancel = true;
}
}