private void chkSetBit_CheckStateChanged(object eventSender, System.EventArgs eventArgs)
{
string PortName;
int BitNum = Array.IndexOf(chkSetBit, eventSender);
MccDaq.DigitalPortType BitPort;
MccDaq.DigitalLogicState BitValue = MccDaq.DigitalLogicState.Low;
if (chkSetBit[BitNum].Checked)
{
BitValue = MccDaq.DigitalLogicState.High;
}
//the port must be AuxPort or FirstPortA for bit output
BitPort = MccDaq.DigitalPortType.AuxPort;
if (PortNum > MccDaq.DigitalPortType.AuxPort)
{
BitPort = MccDaq.DigitalPortType.FirstPortA;
}
MccDaq.ErrorInfo ULStat = DaqBoard.DBitOut(BitPort, FirstBit + BitNum, BitValue);
PortName = BitPort.ToString();
int BitSet = FirstBit + BitNum;
lblValueSet.Text = PortName + ", bit " + BitSet.ToString()
+ " value set to " + BitValue.ToString();
}
private void tmrReadInputs_Tick(object eventSender, System.EventArgs eventArgs) /* Handles tmrReadInputs.Tick */
{
MccDaq.DigitalPortType BitPort;
string PortName, BitName;
tmrReadInputs.Stop();
// read a single bit status from the digital port
// Parameters:
// PortNum :the digital I/O port type (must be
// AUXPORT or FIRSTPORTA for bit read)
// BitNum :the bit to read
// BitValue :the value read from the port
BitPort = DigitalPortType.AuxPort;
if (PortNum > BitPort)
{
BitPort = DigitalPortType.FifthPortA;
}
MccDaq.DigitalLogicState BitValue;
MccDaq.ErrorInfo ULStat = DaqBoard.DBitIn(BitPort, FirstBit, out BitValue);
PortName = BitPort.ToString();
BitName = FirstBit.ToString();
lblBitNum.Text = "The state of " + PortName + " bit " + BitName
+ " is " + BitValue.ToString();
tmrReadInputs.Start();
}
private void tmrReadInputs_Tick(object eventSender, System.EventArgs eventArgs)
{
tmrReadInputs.Stop();
string PortName;
int LastBit;
int BitNum;
MccDaq.DigitalLogicState BitValue;
MccDaq.DigitalPortType BitPort;
BitPort = DigitalPortType.AuxPort;
BitNum = FirstBit;
if (PortNum > BitPort)
{
BitPort = DigitalPortType.FirstPortA;
}
for (int i = 0; i < NumBits; ++i)
{
// read the bits of digital input and display
// Parameters:
// PortNum :the type of port (must be AUXPORT
// or FIRSTPORTA for bit input)
// BitNum :the number of the bit to read from the port
// BitValue :the value read from the port
BitNum = FirstBit + i;
MccDaq.ErrorInfo ULStat = DaqBoard.DBitIn(BitPort, BitNum, out BitValue);
lblShowBitVal[i].Text = Convert.ToInt32(BitValue).ToString("0");
}
PortName = BitPort.ToString();
LastBit = (FirstBit + NumBits) - 1;
lblBitVal.Text = PortName + ", bit " + FirstBit.ToString() +
" - " + LastBit.ToString() + " values:";
tmrReadInputs.Start();
}
