public void Read()
{
// Read sensor data from instrument.
string message = TrySendingCommand(CreateMessage(CMDS.GET_LIVE_DATA));
// Parse the response.
G2StatusInfo g2StatusInfo = AnalyzeLiveData(message);
switch (GasSelection)
{
case Gas.Methane:
// TODO: Parse the response.
//Readings[VariableType.GasConcentration] = g2StatusInfo.SensorLiveData[0].Reading;
break;
case Gas.Oxygen:
// TODO: Parse the response.
//Readings[VariableType.GasConcentration] = g2StatusInfo.SensorLiveData[1].Reading;
break;
default:
throw new DeviceSettingNotSupportedException("Gas selection " + GasSelection.ToString() + " is not supported.");
}
// TODO: Parse the reading and add it to the response queue.
}
private G2StatusInfo AnalyzeLiveData(string message)
{
// Split the string using commas to separate each word.
char[] separators = new char[] { ',', '*', '\n' };
string[] words = message.Split(separators, StringSplitOptions.RemoveEmptyEntries);
int max_values = words.GetUpperBound(0);
int i = 2;
// str[0] = "$#"
// str[1] = CMD.GET_INSTRUMENT_INFO
G2StatusInfo g2Status = new G2StatusInfo();
g2Status.DeviceState = (DEVICE_STATE)ushort.Parse(words[i++]);
g2Status.SensorState = (SENSOR_STATE)ushort.Parse(words[i++]);
g2Status.DeviceMode = (DEVICE_MODE)ushort.Parse(words[i++]);
g2Status.CalibrationDue = Convert.ToBoolean(int.Parse(words[i++]));
g2Status.BatteryLow = Convert.ToBoolean(int.Parse(words[i++]));
g2Status.TickState = (TICK_STATE)ushort.Parse(words[i++]);
// For each sensor in the instrument...
for (int j = 0; j < 4; j++)
{
if (i >= max_values - 1)
{
break;
}
G2SensorReading sr = new G2SensorReading();
sr.SensorID = (SENSOR_ID)ushort.Parse(words[i++]);
sr.Reading = int.Parse(words[i++]);
sr.UnitOfMeasure = (UNIT)ushort.Parse(words[i++]);
sr.SensorState = (SENSOR_STATE)ushort.Parse(words[i++]);
sr.AlarmState = (ALARM_STATE)ushort.Parse(words[i++]);
g2Status.SensorLiveData.Add(sr);
}
return(g2Status);
}
private G2StatusInfo AnalyzeStatusInfo(string message)
{
// Split the string using commas to separate each word.
char[] separators = new char[] { ',', '*', '\n' };
string[] words = message.Split(separators, StringSplitOptions.RemoveEmptyEntries);
int i = 2;
// str[0] = "$#"
// str[1] = CMD.GET_INSTRUMENT_INFO
G2StatusInfo g2Status = new G2StatusInfo();
if (words.Length >= i + 1)
{
g2Status.DeviceState = (DEVICE_STATE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.SensorState = (SENSOR_STATE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.DeviceMode = (DEVICE_MODE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.CalibrationDue = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.BatteryLow = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.TickState = (TICK_STATE)ushort.Parse(words[i++]);
}
return(g2Status);
}
private G2StatusInfo AnalyzeInstrumentInfo(string message)
{
// Split the string using commas to separate each word.
char[] separators = new char[] { ',', '*', '\n' };
string[] words = message.Split(separators, StringSplitOptions.RemoveEmptyEntries);
int max_values = words.GetUpperBound(0);
int i = 2;
// words[0] = "$#"
// words[1] = CMD.GET_INSTRUMENT_INFO
G2StatusInfo g2Status = new G2StatusInfo();
if (words.Length >= i + 1)
{
g2Status.DeviceState = (DEVICE_STATE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.SensorState = (SENSOR_STATE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.DeviceMode = (DEVICE_MODE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.CalibrationDue = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.BatteryLow = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.TickState = (TICK_STATE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.ModelName = words[i++];
}
if (words.Length >= i + 1)
{
g2Status.SerialNumber = ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.FirmwareRev = words[i++];
}
if (words.Length >= i + 1)
{
g2Status.NatProMode = (TC_MODE)ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.LELEquivalent = ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.BarholeEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.LeakSearchEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.PurgeTestEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.COTestEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.CFTestEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.NSCEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.NSREnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.FlowBlockVisible = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.LELUnit = (LEL_UNIT)Enum.Parse(typeof(LEL_UNIT), words[i++]); //(LEL_MODE)UInt16.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.ExPPMRange = ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.LeakSearchPPM = ushort.Parse(words[i++]);
}
if (words.Length >= i + 1)
{
g2Status.SensorCount = ushort.Parse(words[i++]);
}
// For each sensor in the instrument...
for (int j = 0; j < g2Status.SensorCount; j++)
{
if (i >= max_values - 1)
{
break;
}
if (words.Length < i + 4)
{
break;
}
G2SensorConfig sensorConfig = new G2SensorConfig
{
SensorID = (SENSOR_ID)ushort.Parse(words[i++]),
LowAlarm = ushort.Parse(words[i++]),
HighAlarm = ushort.Parse(words[i++]),
MaxValue = ushort.Parse(words[i++]),
};
g2Status.Sensors.Add(sensorConfig);
}
if (words.Length >= i + 1)
{
g2Status.WDPKTestEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.InertModeTestEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
if (words.Length >= i + 1)
{
g2Status.StandbyEnable = Convert.ToBoolean(int.Parse(words[i++]));
}
#region "Firmware Version Specific Conditions"
// Firmware versions greater than 2.02 contain CO test.
// For versions less than this, consider the CO test disabled.
if (Convert.ToDouble(g2Status.FirmwareRev) < 2.02)
{
g2Status.COTestEnable = g2Status.CFTestEnable = false;
}
#endregion
return(g2Status);
}
