private void UpdateButton_Click(object sender, System.EventArgs e)
{
bool IsValidNumber = true;
double frequency = 1000000.0;
double dutyCycle = .5;
uint pulseCount = 0;
double initialDelay = 0;
IdleState idleState = IdleState.Low;
PulseOutOptions options = PulseOutOptions.Default;
try
{
frequency = double.Parse(txtFrequencyToSet.Text);
}
catch (Exception)
{
MessageBox.Show(txtFrequencyToSet.Text + " is not a valid frequency value", "Invalid Frequency ", MessageBoxButtons.OK, MessageBoxIcon.Error);
IsValidNumber = false;
}
try
{
dutyCycle = double.Parse(txtDutyCycleToSet.Text);
}
catch (Exception)
{
MessageBox.Show(txtDutyCycleToSet.Text + " is not a valid duty cycle value", "Invalid Duty Cycle ", MessageBoxButtons.OK, MessageBoxIcon.Error);
IsValidNumber = false;
}
if (IsValidNumber)
{
double frequencySet = frequency;
double dutyCycleSet = dutyCycle;
// Parameters:
// TimerNum :the timer output channel
// Frequency :the frequency to output
MccDaq.ErrorInfo ULStat = DaqBoard.PulseOutStart(0, ref frequency, ref dutyCycle, pulseCount, ref initialDelay, idleState, options);
if (ULStat.Value == MccDaq.ErrorInfo.ErrorCode.NoErrors)
{
lblValueSent.Text = "The frequency sent to timer "
+ CounterNum.ToString() + " was:";
lblFrequency.Text = "The frequency output from timer channel "
+ CounterNum.ToString() + " is:";
lblShowValue.Text = frequencySet.ToString("0.0######") + " Hz";
lblShowFrequency.Text = frequency.ToString("0.0#####") + " Hz";
lblDCValueSent.Text = "The duty cycle sent to timer "
+ CounterNum.ToString() + " was:";
lblDutyCycle.Text = "The duty cycle output from timer channel "
+ CounterNum.ToString() + " is:";
lblDCShowValue.Text = dutyCycleSet.ToString("0.0#####");
lblShowDutyCycle.Text = dutyCycle.ToString("0.0#####");
}
}
}
