private void ReadPort()
{
try
{
// Read the DI port
string message = "?DIO" + ChannelSpec + ":VALUE";
Response = Device.SendMessage(message);
int value = (int)Response.ToValue();
valueLabel.Text = value.ToString();
statusLabel.Text = String.Empty;
if ((value & 1) != 0)
led0.BackColor = Color.LimeGreen;
else
led0.BackColor = Color.Silver;
if ((value & 2) != 0)
led1.BackColor = Color.LimeGreen;
else
led1.BackColor = Color.Silver;
if ((value & 4) != 0)
led2.BackColor = Color.LimeGreen;
else
led2.BackColor = Color.Silver;
if ((value & 8) != 0)
led3.BackColor = Color.LimeGreen;
else
led3.BackColor = Color.Silver;
if ((value & 16) != 0)
led4.BackColor = Color.LimeGreen;
else
led4.BackColor = Color.Silver;
if ((value & 32) != 0)
led5.BackColor = Color.LimeGreen;
else
led5.BackColor = Color.Silver;
if ((value & 64) != 0)
led6.BackColor = Color.LimeGreen;
else
led6.BackColor = Color.Silver;
if ((value & 128) != 0)
led7.BackColor = Color.LimeGreen;
else
led7.BackColor = Color.Silver;
}
catch (Exception ex)
{
statusLabel.Text = ex.Message;
}
}
