// ------------------------------------------------------------------------
/// <summary>Sychnronous read digital inputs starting from a specified offset.</summary>
/// <param name="module_nr">The position of the module.</param>
/// <param name="offset">Starting offset for digital read command.</param>
/// <param name="size">Number of bits to read.</param>
/// <returns>Result of the read command as bool arrary.</returns>
public bool[] ReadDigitalInputs(byte module_nr, ushort offset, ushort size)
{
byte[] values = { };
bool[] data = new bool[size];
if (ValidateData(module_nr, size))
{
if (MDinfo[module_nr].digital_in_index != 0xFFFF)
{
if (size <= dig_in_buffer.Length - (MDinfo[module_nr].digital_in_index * 8 + offset))
{
// ------------------------------------------------------------------------
// Request value from bus coupler
if (_refresh == 0)
{
// Read digital inputs, convert data to bool array
MBmaster.ReadDiscreteInputs(ID_value, 0, Convert.ToUInt16(MDinfo[module_nr].digital_in_index * 8 + offset), size, ref values);
if ((values == null) && (OnBCexception != null))
{
OnBCexception(excDataEmptyAnswer);
}
else
{
BitArray tmp1 = new System.Collections.BitArray(values);
bool[] tmp2 = new bool[tmp1.Count];
tmp1.CopyTo(tmp2, 0);
Array.Copy(tmp2, 0, data, 0, size);
}
}
// ------------------------------------------------------------------------
// Request value from internal buffer
else
{
Array.Copy(dig_in_buffer, MDinfo[module_nr].digital_in_index * 8 + offset, data, 0, size);
}
return(data);
}
else if (OnBCexception != null)
{
OnBCexception(excDataSize);
}
}
else if (OnBCexception != null)
{
OnBCexception(excNoDigInData);
}
}
return(null);
}
// ------------------------------------------------------------------------
// Button read discrete inputs
// ------------------------------------------------------------------------
private void btnReadDisInp_Click(object sender, System.EventArgs e)
{
int ID = 2;
int StartAddress = ReadStartAdr();
byte Length = Convert.ToByte(txtSize.Text);
MBmaster.ReadDiscreteInputs(ID, StartAddress, Length);
}
// ------------------------------------------------------------------------
// Button read discrete inputs
// ------------------------------------------------------------------------
private void btnReadDisInp_Click(object sender, System.EventArgs e)
{
ushort ID = 2;
ushort StartAddress = ReadStartAdr();
ushort Length = Convert.ToUInt16(txtSize.Text);
MBmaster.ReadDiscreteInputs(ID, StartAddress, Length);
}
private void ReadDisInp()
{
ushort ID = 2;
byte unit = 0x00;
ushort StartAddress = 0;
UInt16 Length = 0;
this.Invoke(new MethodInvoker(
delegate()
{
unit = Convert.ToByte(txtUnit.Text);
StartAddress = ReadStartAdr();
Length = Convert.ToUInt16(txtSize.Text);
if (MBmaster != null)
{
MBmaster.ReadDiscreteInputs(ID, unit, StartAddress, Length);
}
}
)
);
}
private void timerPolling_Tick(object sender, EventArgs e)
{
try
{
ushort size = Convert.ToUInt16(ucTextBoxEx_Size.InputText);
ushort startAddress = Convert.ToUInt16(ucTextBoxEx_StartAddress.InputText);
//DISCRETE INPUTS
MBmaster.ReadDiscreteInputs(1, 0, startAddress, size, ref newdataInputs);
if (dataInputs.SequenceEqual <byte>(newdataInputs) == false || addressChanged)
{
listBox_DiscreteInputs.BeginUpdate();
listBox_DiscreteInputs.Items.Clear();
BitArray bitArray = new BitArray(newdataInputs);
bool[] bits = new bool[bitArray.Count];
bitArray.CopyTo(bits, 0);
for (int x = 0; x < size; x++)
{
listBox_DiscreteInputs.Items.Add((x + 1 + startAddress) + "\t - " + bits[x].ToString());
}
listBox_DiscreteInputs.EndUpdate();
dataInputs = newdataInputs;
}
//COILS
MBmaster.ReadCoils(2, 0, startAddress, size, ref newdataCoils);
if (dataCoils.SequenceEqual <byte>(newdataCoils) == false || addressChanged)
{
listBox_Coils.BeginUpdate();
listBox_Coils.Items.Clear();
BitArray bitArray = new BitArray(newdataCoils);
bool[] bits = new bool[bitArray.Count];
bitArray.CopyTo(bits, 0);
for (int x = 0; x < size; x++)
{
listBox_Coils.Items.Add((x + 1 + startAddress) + "\t - " + bits[x].ToString());
}
listBox_Coils.EndUpdate();
dataCoils = newdataCoils;
}
//INPUT REGISTERS
MBmaster.ReadInputRegister(3, 0, startAddress, size, ref newdataInputRegisters);
if (dataInputRegisters.SequenceEqual <byte>(newdataInputRegisters) == false || addressChanged)
{
listBox_InputRegisters.BeginUpdate();
listBox_InputRegisters.Items.Clear();
int i = 1;
for (int x = 0; x < newdataInputRegisters.Length - 1; x += 2)
{
listBox_InputRegisters.Items.Add((i + startAddress) + "\t - " + (newdataInputRegisters[x] * 256 +
newdataInputRegisters[x + 1]).ToString());
i++;
}
listBox_InputRegisters.EndUpdate();
dataInputRegisters = newdataInputRegisters;
}
//HOLDING REGISTERS
MBmaster.ReadHoldingRegister(4, 0, startAddress, size, ref newdataHoldingRegisters);
if (dataHoldingRegisters.SequenceEqual <byte>(newdataHoldingRegisters) == false || addressChanged)
{
listBox_HoldingRegisters.BeginUpdate();
listBox_HoldingRegisters.Items.Clear();
int i = 1;
for (int x = 0; x < newdataHoldingRegisters.Length - 1; x += 2)
{
listBox_HoldingRegisters.Items.Add((i + startAddress) + "\t - " + (newdataHoldingRegisters[x] * 256 +
newdataHoldingRegisters[x + 1]).ToString());
i++;
}
listBox_HoldingRegisters.EndUpdate();
dataHoldingRegisters = newdataHoldingRegisters;
}
addressChanged = false;
MBmaster.ReadHoldingRegister(4, 0, startAddress, size, ref newdataHoldingRegisters);
if (dataHoldingRegisters.SequenceEqual <byte>(newdataHoldingRegisters) == false || addressChanged)
{
listBox_HoldingRegisters.BeginUpdate();
listBox_HoldingRegisters.Items.Clear();
int i = 1;
for (int x = 0; x < newdataHoldingRegisters.Length - 1; x += 2)
{
listBox_HoldingRegisters.Items.Add((i + startAddress) + "\t - " + (newdataHoldingRegisters[x] * 256 +
newdataHoldingRegisters[x + 1]).ToString());
i++;
}
listBox_HoldingRegisters.EndUpdate();
dataHoldingRegisters = newdataHoldingRegisters;
}
addressChanged = false;
}
catch (Exception ex)
{
timerPolling.Stop();
DarkMessageBox.ShowWarning(ex.Message.ToString() + "\nDesconectando Sesión", "Warning!");
//darkButton_Disconnect.PerformClick();
newdataCoils = new byte[0];
newdataInputs = new byte[0];
newdataInputRegisters = new byte[0];
newdataHoldingRegisters = new byte[0];
addressChanged = false;
ucTextBoxEx_Size.InputText = "1";
timerPolling.Start();
}
}
