//Start or Stop the selected device
private void ButStartStop_Click(object sender, EventArgs e)
{
UInt16 handle = 0; //PCAN handles are ushorts
if (ButStartStop.Text == "Start")
{
if (LstDevices.SelectedIndex > -1)
{
handle = PCAN_USB.DecodePEAKHandle(LstDevices.Items[LstDevices.SelectedIndex].ToString());
}
if (handle > 0)
{
pCAN.PeakCANHandle = handle;
pCAN.InitializeCAN(pCAN.PeakCANHandle, LstBaudRate.Items[LstBaudRate.SelectedIndex].ToString(), true);
GrpMessage.Enabled = true;
GrpReading.Enabled = true;
ChkTrace.Enabled = true;
ButStartStop.Text = "Stop";
}
else
{
AddMessage(LstStatus, "No device selected");
}
}
else
{
pCAN.Uninitialize();
GrpMessage.Enabled = false;
ButClear.Enabled = true;
ChkTrace.Enabled = false;
ButStartStop.Text = "Start";
}
}
private void ChkIdentifyPCANUSB_CheckStateChanged(object sender, EventArgs e)
{
if (LstDevices.SelectedIndex >= 0)
{
UInt16 handle = 0; //used to check identifying state of PCAN USB device
handle = PCAN_USB.DecodePEAKHandle(LstDevices.Items[LstDevices.SelectedIndex].ToString());
//set identify
if (handle > 0)
{
PCAN_USB.SetIdentify(handle, ChkIdentifyPCANUSB.Checked);
}
}
}
static int ErrorCount = 10; //used to display and error prompt
private void TimerCheckForDevice_Tick(object sender, EventArgs e)
{
TimerCheckForDevice.Enabled = false;
List <string> PeakUSBDevices = PCAN_USB.GetUSBDevices();
if (PeakUSBDevices != null)
{
LstDevices.Items.AddRange(PeakUSBDevices.ToArray());
}
else
{
//display an error message every 10 counts
//int remainder = ErrorCount % 10;
if ((ErrorCount++ % 10) == 0)
{
AddMessage(LstStatus, "Plug in a PEAK PCAN USB Adapter");
}
TimerCheckForDevice.Enabled = true;
}
}
//Selecting PEAK USB device
private void LstDevices_SelectedIndexChanged(object sender, EventArgs e)
{
//Close any open channels
pCAN.Uninitialize();
//If a peak device is selected allow baud rate selection and start button
UInt16 handle = 0;
if (LstDevices.SelectedIndex > -1)
{
handle = PCAN_USB.DecodePEAKHandle(LstDevices.Items[LstDevices.SelectedIndex].ToString());
}
if (handle > 0)
{
GrpInitialize.Enabled = true;
}
else
{
GrpInitialize.Enabled = false;
}
}