private static void SampleSensorValues(object State)
{
measurementLed.High();
try
{
lock (synchObject)
{
DateTime Now = DateTime.Now;
Record Rec, Rec2;
// Read sensors
temp = (short)tmp102.ReadTemperatureRegister();
light = adc.ReadRegistersBinary() [0];
// Calculate average of last 10 measurements, to get smoother momentary values
sumTemp -= tempAvgWindow [avgPos];
sumLight -= lightAvgWindow [avgPos];
tempAvgWindow [avgPos] = temp;
lightAvgWindow [avgPos] = light;
sumTemp += temp;
sumLight += light;
motionDetected = motion.Value;
temperatureC = (sumTemp * 0.1 / 256.0);
lightPercent = (100.0 * 0.1 * sumLight) / 0x0fff;
avgPos = (avgPos + 1) % 10;
// Update history
Rec = new Record(Now, temperatureC, lightPercent, motionDetected); // Rank 0
perSecond.Add(Rec);
if (perSecond.Count > 1000)
{
perSecond.RemoveAt(0);
}
sumSeconds += Rec;
nrSeconds++;
if (Now.Second == 0)
{
Rec = sumSeconds / nrSeconds; // Rank 1
perMinute.Add(Rec);
Rec.SaveNew();
if (perMinute.Count > 1000)
{
Rec2 = perMinute [0];
perMinute.RemoveAt(0);
Rec2.Delete();
}
sumMinutes += Rec;
nrMinutes++;
sumSeconds = null;
nrSeconds = 0;
if (Now.Minute == 0)
{
Rec = sumMinutes / nrMinutes;
perHour.Add(Rec);
Rec.SaveNew();
if (perHour.Count > 1000)
{
Rec2 = perHour [0];
perHour.RemoveAt(0);
Rec2.Delete();
}
sumHours += Rec;
nrHours++;
sumMinutes = null;
nrMinutes = 0;
if (Now.Hour == 0)
{
Rec = sumHours / nrHours;
perDay.Add(Rec);
Rec.SaveNew();
if (perDay.Count > 1000)
{
Rec2 = perDay [0];
perDay.RemoveAt(0);
Rec2.Delete();
}
sumDays += Rec;
nrDays++;
sumHours = null;
nrHours = 0;
if (Now.Day == 1)
{
Rec = sumDays / nrDays;
perMonth.Add(Rec);
Rec.SaveNew();
sumDays = null;
nrDays = 0;
}
}
}
}
}
errorLed.Low();
} catch (Exception)
{
errorLed.High();
} finally
{
measurementLed.Low();
}
}
private static void SampleSensorValues(object State)
{
measurementLed.High();
try
{
lock (synchObject)
{
DateTime Now = DateTime.Now;
Record Rec, Rec2;
// Read sensors
temp = (short)tmp102.ReadTemperatureRegister();
light = adc.ReadRegistersBinary() [0];
// Calculate average of last 10 measurements, to get smoother momentary values
sumTemp -= tempAvgWindow [avgPos];
sumLight -= lightAvgWindow [avgPos];
tempAvgWindow [avgPos] = temp;
lightAvgWindow [avgPos] = light;
sumTemp += temp;
sumLight += light;
motionDetected = motion.Value;
temperatureC = (sumTemp * 0.1 / 256.0);
lightPercent = (100.0 * 0.1 * sumLight) / 0x0fff;
avgPos = (avgPos + 1) % 10;
// Update history
Rec = new Record(Now, temperatureC, lightPercent, motionDetected); // Rank 0
perSecond.Add(Rec);
if (perSecond.Count > 1000)
{
perSecond.RemoveAt(0);
}
sumSeconds += Rec;
nrSeconds++;
if (Now.Second == 0)
{
Rec = sumSeconds / nrSeconds; // Rank 1
perMinute.Add(Rec);
Rec.SaveNew();
if (perMinute.Count > 1000)
{
Rec2 = perMinute [0];
perMinute.RemoveAt(0);
Rec2.Delete();
}
sumMinutes += Rec;
nrMinutes++;
sumSeconds = null;
nrSeconds = 0;
if (Now.Minute == 0)
{
Rec = sumMinutes / nrMinutes;
perHour.Add(Rec);
Rec.SaveNew();
if (perHour.Count > 1000)
{
Rec2 = perHour [0];
perHour.RemoveAt(0);
Rec2.Delete();
}
sumHours += Rec;
nrHours++;
sumMinutes = null;
nrMinutes = 0;
if (Now.Hour == 0)
{
Rec = sumHours / nrHours;
perDay.Add(Rec);
Rec.SaveNew();
if (perDay.Count > 1000)
{
Rec2 = perDay [0];
perDay.RemoveAt(0);
Rec2.Delete();
}
sumDays += Rec;
nrDays++;
sumHours = null;
nrHours = 0;
if (Now.Day == 1)
{
Rec = sumDays / nrDays;
perMonth.Add(Rec);
Rec.SaveNew();
sumDays = null;
nrDays = 0;
}
}
}
}
// Check pending events
PendingEvent Event;
int i = 0;
int c = pendingEvents.Count;
while (i < c)
{
Event = pendingEvents [i];
if (Event.Trigger(temperatureC, lightPercent, motionDetected))
{
pendingEvents.RemoveAt(i);
c--;
HttpGetSensorData(Event.Response, Event.ContentType, Event.ExportModule, new ReadoutRequest(ReadoutType.MomentaryValues));
Event.Response.SendResponse(); // Flags the end of the response, and transmission of all to the recipient.
}
else
{
i++;
}
}
}
errorLed.Low();
} catch (Exception)
{
errorLed.High();
} finally
{
measurementLed.Low();
RemoveOldSessions();
}
}
