private void baudrateAdjustNumUpDown_ValueChanged(object sender, EventArgs e)
{
int diff = 40;
for (int i = minBaudrateAdjust; i <= maxBaudrateAdjust; i += 40)
{
if (Math.Abs(i - baudrateAdjustNumUpDown.Value) <= Math.Abs(diff))
{
diff = (int) (i - baudrateAdjustNumUpDown.Value);
}
}
baudrateAdjustNumUpDown.Value = baudrateAdjustNumUpDown.Value + diff;
baudrateAdjust = (int) baudrateAdjustNumUpDown.Value;
}