OpenHardwareMonitor: Hardware/TBalancer/TBalancer.cs@9b09e2ee0968

     1 /*

     3   This Source Code Form is subject to the terms of the Mozilla Public

     4   License, v. 2.0. If a copy of the MPL was not distributed with this

     5   file, You can obtain one at http://mozilla.org/MPL/2.0/.

     7   Copyright (C) 2009-2011 Michael Möller <mmoeller@openhardwaremonitor.org>

     9 */

    11 using System;

    12 using System.Collections.Generic;

    13 using System.Globalization;

    14 using System.Text;

    16 namespace OpenHardwareMonitor.Hardware.TBalancer {

    17   internal class TBalancer : Hardware {

    19     private readonly int portIndex;

    20     private readonly byte protocolVersion;

    21     private readonly Sensor[] digitalTemperatures = new Sensor[8];

    22     private readonly Sensor[] analogTemperatures = new Sensor[4];

    23     private readonly Sensor[] sensorhubTemperatures = new Sensor[6];

    24     private readonly Sensor[] sensorhubFlows = new Sensor[2];

    25     private readonly Sensor[] fans = new Sensor[4];

    26     private readonly Sensor[] controls = new Sensor[4];

    27     private readonly Sensor[] miniNGTemperatures = new Sensor[4];

    28     private readonly Sensor[] miniNGFans = new Sensor[4];

    29     private readonly Sensor[] miniNGControls = new Sensor[4];

    30     private readonly List<ISensor> deactivating = new List<ISensor>();

    32     private FT_HANDLE handle;

    33     private byte[] data = new byte[285];

    34     private byte[] primaryData = new byte[0];

    35     private byte[] alternativeData = new byte[0];

    37     public const byte STARTFLAG = 100;

    38     public const byte ENDFLAG = 254;

    40     private delegate void MethodDelegate();

    41     private readonly MethodDelegate alternativeRequest;

    43     public TBalancer(int portIndex, byte protocolVersion, ISettings settings)

    44       : base("T-Balancer bigNG",  new Identifier("bigng",

    45         portIndex.ToString(CultureInfo.InvariantCulture)), settings)

    46     {

    48       this.portIndex = portIndex;

    49       this.protocolVersion = protocolVersion;

    51       ParameterDescription[] parameter = new [] {

    52         new ParameterDescription("Offset [°C]", "Temperature offset.", 0)

    53       };

    54       int offset = 0;

    55       for (int i = 0; i < digitalTemperatures.Length; i++)

    56         digitalTemperatures[i] = new Sensor("Digital Sensor " + i,

    57           offset + i, SensorType.Temperature, this, parameter, settings);

    58       offset += digitalTemperatures.Length;

    60       for (int i = 0; i < analogTemperatures.Length; i++)

    61         analogTemperatures[i] = new Sensor("Analog Sensor " + (i + 1),

    62           offset + i, SensorType.Temperature, this, parameter, settings);

    63       offset += analogTemperatures.Length;

    65       for (int i = 0; i < sensorhubTemperatures.Length; i++)

    66         sensorhubTemperatures[i] = new Sensor("Sensorhub Sensor " + i,

    67           offset + i, SensorType.Temperature, this, parameter, settings);

    68       offset += sensorhubTemperatures.Length;

    70       for (int i = 0; i < miniNGTemperatures.Length; i++)

    71         miniNGTemperatures[i] = new Sensor("miniNG #" + (i / 2 + 1) +

    72           " Sensor " + (i % 2 + 1), offset + i, SensorType.Temperature,

    73           this, parameter, settings);

    74       offset += miniNGTemperatures.Length;

    76       for (int i = 0; i < sensorhubFlows.Length; i++)

    77         sensorhubFlows[i] = new Sensor("Flowmeter " + (i + 1),

    78           i, SensorType.Flow, this, new [] {

    79             new ParameterDescription("Impulse Rate",

    80               "The impulse rate of the flowmeter in pulses/L", 509)

    81           }, settings);

    83       for (int i = 0; i < controls.Length; i++) {

    84         controls[i] = new Sensor("Fan Channel " + i, i, SensorType.Control,

    85           this, settings);

    86       }

    88       for (int i = 0; i < miniNGControls.Length; i++) {

    89         miniNGControls[i] = new Sensor("miniNG #" + (i / 2 + 1) +

    90           " Fan Channel " + (i % 2 + 1), 4 + i, SensorType.Control, this,

    91           settings);

    92       }

    94       alternativeRequest = new MethodDelegate(DelayedAlternativeRequest);

    96       Open();

    97       Update();

    98     }

   100     protected override void ActivateSensor(ISensor sensor) {

   101       deactivating.Remove(sensor);

   102       base.ActivateSensor(sensor);

   103     }

   105     protected override void DeactivateSensor(ISensor sensor) {

   106       if (deactivating.Contains(sensor)) {

   107         deactivating.Remove(sensor);

   108         base.DeactivateSensor(sensor);

   109       } else if (active.Contains(sensor)) {

   110         deactivating.Add(sensor);

   111       }

   112     }

   114     private void ReadminiNG(int number) {

   115       int offset = 1 + number * 65;

   117       if (data[offset + 61] != ENDFLAG)

   118         return;

   120       for (int i = 0; i < 2; i++) {

   121         Sensor sensor = miniNGTemperatures[number * 2 + i];

   122         if (data[offset + 7 + i] > 0) {

   123           sensor.Value = 0.5f * data[offset + 7 + i] +

   124             sensor.Parameters[0].Value;

   125           ActivateSensor(sensor);

   126         } else {

   127           DeactivateSensor(sensor);

   128         }

   129       }

   131       for (int i = 0; i < 2; i++) {

   132         if (miniNGFans[number * 2 + i] == null)

   133           miniNGFans[number * 2 + i] =

   134             new Sensor("miniNG #" + (number + 1) + " Fan Channel " + (i + 1),

   135             4 + number * 2 + i, SensorType.Fan, this, settings);

   137         Sensor sensor = miniNGFans[number * 2 + i];

   139         sensor.Value = 20.0f * data[offset + 43 + 2 * i];

   140         ActivateSensor(sensor);

   141       }

   143       for (int i = 0; i < 2; i++) {

   144         Sensor sensor = miniNGControls[number * 2 + i];

   145         sensor.Value = data[offset + 15 + i];

   146         ActivateSensor(sensor);

   147       }

   148     }

   150     private void ReadData() {

   151       FTD2XX.Read(handle, data);

   153       if (data[0] != STARTFLAG) {

   154         FTD2XX.FT_Purge(handle, FT_PURGE.FT_PURGE_RX);

   155         return;

   156       }

   158       if (data[1] == 255 || data[1] == 88) { // bigNG

   160         if (data[274] != protocolVersion)

   161           return;

   163         if (primaryData.Length == 0)

   164           primaryData = new byte[data.Length];

   165         data.CopyTo(primaryData, 0);

   167         for (int i = 0; i < digitalTemperatures.Length; i++)

   168           if (data[238 + i] > 0) {

   169             digitalTemperatures[i].Value = 0.5f * data[238 + i] +

   170               digitalTemperatures[i].Parameters[0].Value;

   171             ActivateSensor(digitalTemperatures[i]);

   172           } else {

   173             DeactivateSensor(digitalTemperatures[i]);

   174           }

   176         for (int i = 0; i < analogTemperatures.Length; i++)

   177           if (data[260 + i] > 0) {

   178             analogTemperatures[i].Value = 0.5f * data[260 + i] +

   179               analogTemperatures[i].Parameters[0].Value;

   180             ActivateSensor(analogTemperatures[i]);

   181           } else {

   182             DeactivateSensor(analogTemperatures[i]);

   183           }

   185         for (int i = 0; i < sensorhubTemperatures.Length; i++)

   186           if (data[246 + i] > 0) {

   187             sensorhubTemperatures[i].Value = 0.5f * data[246 + i] +

   188               sensorhubTemperatures[i].Parameters[0].Value;

   189             ActivateSensor(sensorhubTemperatures[i]);

   190           } else {

   191             DeactivateSensor(sensorhubTemperatures[i]);

   192           }

   194         for (int i = 0; i < sensorhubFlows.Length; i++)

   195           if (data[231 + i] > 0 && data[234] > 0) {

   196             float pulsesPerSecond = (data[231 + i] * 4.0f) / data[234];

   197             float pulsesPerLiter = sensorhubFlows[i].Parameters[0].Value;

   198             sensorhubFlows[i].Value = pulsesPerSecond * 3600 / pulsesPerLiter;

   199             ActivateSensor(sensorhubFlows[i]);

   200           } else {

   201             DeactivateSensor(sensorhubFlows[i]);

   202           }

   204         for (int i = 0; i < fans.Length; i++) {

   205           float maxRPM = 11.5f * ((data[149 + 2 * i] << 8) | data[148 + 2 * i]);

   207           if (fans[i] == null)

   208             fans[i] = new Sensor("Fan Channel " + i, i, SensorType.Fan,

   209               this, new [] { new ParameterDescription("MaxRPM",

   210                   "Maximum revolutions per minute (RPM) of the fan.", maxRPM)

   211               }, settings);

   213           float value;

   214           if ((data[136] & (1 << i)) == 0)  // pwm mode

   215             value = 0.02f * data[137 + i];

   216           else // analog mode

   217             value = 0.01f * data[141 + i];

   219           fans[i].Value = fans[i].Parameters[0].Value * value;

   220           ActivateSensor(fans[i]);

   222           controls[i].Value = 100 * value;

   223           ActivateSensor(controls[i]);

   224         }

   226       } else if (data[1] == 253) { // miniNG #1

   227         if (alternativeData.Length == 0)

   228           alternativeData = new byte[data.Length];

   229         data.CopyTo(alternativeData, 0);

   231         ReadminiNG(0);

   233         if (data[66] == 253)  // miniNG #2

   234           ReadminiNG(1);

   235       }

   236     }

   238     public override HardwareType HardwareType {

   239       get { return HardwareType.TBalancer; }

   240     }

   242     public override string GetReport() {

   243       StringBuilder r = new StringBuilder();

   245       r.AppendLine("T-Balancer bigNG");

   246       r.AppendLine();

   247       r.Append("Port Index: ");

   248       r.AppendLine(portIndex.ToString(CultureInfo.InvariantCulture));

   249       r.AppendLine();

   251       r.AppendLine("Primary System Information Answer");

   252       r.AppendLine();

   253       r.AppendLine("       00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F");

   254       r.AppendLine();

   255       for (int i = 0; i <= 0x11; i++) {

   256         r.Append(" ");

   257         r.Append((i << 4).ToString("X3", CultureInfo.InvariantCulture));

   258         r.Append("  ");

   259         for (int j = 0; j <= 0xF; j++) {

   260           int index = ((i << 4) | j);

   261           if (index < primaryData.Length) {

   262             r.Append(" ");

   263             r.Append(primaryData[index].ToString("X2", CultureInfo.InvariantCulture));

   264           }

   265         }

   266         r.AppendLine();

   267       }

   268       r.AppendLine();

   270       if (alternativeData.Length > 0) {

   271         r.AppendLine("Alternative System Information Answer");

   272         r.AppendLine();

   273         r.AppendLine("       00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F");

   274         r.AppendLine();

   275         for (int i = 0; i <= 0x11; i++) {

   276           r.Append(" ");

   277           r.Append((i << 4).ToString("X3", CultureInfo.InvariantCulture));

   278           r.Append("  ");

   279           for (int j = 0; j <= 0xF; j++) {

   280             int index = ((i << 4) | j);

   281             if (index < alternativeData.Length) {

   282               r.Append(" ");

   283               r.Append(alternativeData[index].ToString("X2", CultureInfo.InvariantCulture));

   284             }

   285           }

   286           r.AppendLine();

   287         }

   288         r.AppendLine();

   289       }

   291       return r.ToString();

   292     }

   294     private void DelayedAlternativeRequest() {

   295       System.Threading.Thread.Sleep(500);

   296       FTD2XX.Write(handle, new byte[] { 0x37 });

   297     }

   299     public void Open() {

   300       FTD2XX.FT_Open(portIndex, out handle);

   301       FTD2XX.FT_SetBaudRate(handle, 19200);

   302       FTD2XX.FT_SetDataCharacteristics(handle, 8, 1, 0);

   303       FTD2XX.FT_SetFlowControl(handle, FT_FLOW_CONTROL.FT_FLOW_RTS_CTS, 0x11,

   304         0x13);

   305       FTD2XX.FT_SetTimeouts(handle, 1000, 1000);

   306       FTD2XX.FT_Purge(handle, FT_PURGE.FT_PURGE_ALL);

   307     }

   309     public override void Update() {

   310       while (FTD2XX.BytesToRead(handle) >= 285)

   311         ReadData();

   312       if (FTD2XX.BytesToRead(handle) == 1)

   313         FTD2XX.ReadByte(handle);

   315       FTD2XX.Write(handle, new byte[] { 0x38 });

   316       alternativeRequest.BeginInvoke(null, null);

   317     }

   319     public override void Close() {

   320       FTD2XX.FT_Close(handle);

   321       base.Close();

   322     }

   324   }

   325 }

author	StephaneLenclud
	Thu, 18 Apr 2013 23:25:10 +0200
branch	MiniDisplay
changeset 444	9b09e2ee0968
parent 344	3145aadca3d2
permissions	-rw-r--r--