private void listBoxConnectedDevices_SelectedIndexChanged(object sender, EventArgs e)
{
checkBoxBreakOnInterrupt.Enabled = (listBoxConnectedDevices.SelectedIndex != -1);
if (listBoxConnectedDevices.SelectedIndex == -1)
return;
Device selected = CPU.Devices[listBoxConnectedDevices.SelectedIndex];
propertyGrid1.SelectedObject = selected;
checkBoxBreakOnInterrupt.Checked = InterruptBreakDevices[listBoxConnectedDevices.SelectedIndex];
}