Files
2025-04-07 07:44:27 -07:00

374 lines
13 KiB
C#

// This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
// Copyright (C) LibreHardwareMonitor and Contributors.
// Partial Copyright (C) Michael Möller <mmoeller@openhardwaremonitor.org> and Contributors.
// All Rights Reserved.
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Text;
using LibreHardwareMonitor.Interop;
// ReSharper disable InconsistentNaming
namespace LibreHardwareMonitor.Hardware.Controller.TBalancer;
internal class TBalancer : Hardware
{
internal const byte EndFlag = 254;
internal const byte StartFlag = 100;
private readonly MethodDelegate _alternativeRequest;
private readonly Sensor[] _analogTemperatures = new Sensor[4];
private readonly Sensor[] _controls = new Sensor[4];
private readonly List<ISensor> _deactivating = new();
private readonly Sensor[] _digitalTemperatures = new Sensor[8];
private readonly Sensor[] _fans = new Sensor[4];
private readonly Sensor[] _miniNgControls = new Sensor[4];
private readonly Sensor[] _miniNgFans = new Sensor[4];
private readonly Sensor[] _miniNgTemperatures = new Sensor[4];
private readonly int _portIndex;
private readonly byte _protocolVersion;
private readonly Sensor[] _sensorHubFlows = new Sensor[2];
private readonly Sensor[] _sensorHubTemperatures = new Sensor[6];
private byte[] _alternativeData = Array.Empty<byte>();
private readonly byte[] _data = new byte[285];
private Ftd2xx.FT_HANDLE _handle;
private byte[] _primaryData = Array.Empty<byte>();
public TBalancer(int portIndex, byte protocolVersion, ISettings settings) :
base("T-Balancer bigNG", new Identifier("bigng", portIndex.ToString(CultureInfo.InvariantCulture)), settings)
{
_portIndex = portIndex;
_protocolVersion = protocolVersion;
ParameterDescription[] parameter = { new("Offset [°C]", "Temperature offset.", 0) };
int offset = 0;
for (int i = 0; i < _digitalTemperatures.Length; i++)
_digitalTemperatures[i] = new Sensor("Digital Sensor " + i, offset + i, SensorType.Temperature, this, parameter, settings);
offset += _digitalTemperatures.Length;
for (int i = 0; i < _analogTemperatures.Length; i++)
_analogTemperatures[i] = new Sensor("Analog Sensor " + (i + 1), offset + i, SensorType.Temperature, this, parameter, settings);
offset += _analogTemperatures.Length;
for (int i = 0; i < _sensorHubTemperatures.Length; i++)
_sensorHubTemperatures[i] = new Sensor("Sensorhub Sensor " + i, offset + i, SensorType.Temperature, this, parameter, settings);
offset += _sensorHubTemperatures.Length;
for (int i = 0; i < _miniNgTemperatures.Length; i++)
_miniNgTemperatures[i] = new Sensor("miniNG #" + ((i / 2) + 1) + " Sensor " + ((i % 2) + 1), offset + i, SensorType.Temperature, this, parameter, settings);
for (int i = 0; i < _sensorHubFlows.Length; i++)
{
_sensorHubFlows[i] = new Sensor("Flowmeter " + (i + 1),
i,
SensorType.Flow,
this,
new[] { new ParameterDescription("Impulse Rate", "The impulse rate of the flowmeter in pulses/L", 509) },
settings);
}
for (int i = 0; i < _controls.Length; i++)
{
_controls[i] = new Sensor("Fan Channel " + i, i, SensorType.Control, this, settings);
}
for (int i = 0; i < _miniNgControls.Length; i++)
{
_miniNgControls[i] = new Sensor("miniNG #" + ((i / 2) + 1) + " Fan Channel " + ((i % 2) + 1), 4 + i, SensorType.Control, this, settings);
}
_alternativeRequest = DelayedAlternativeRequest;
Open();
Update();
}
public override HardwareType HardwareType
{
get { return HardwareType.Cooler; }
}
protected override void ActivateSensor(ISensor sensor)
{
_deactivating.Remove(sensor);
base.ActivateSensor(sensor);
}
protected override void DeactivateSensor(ISensor sensor)
{
if (_deactivating.Contains(sensor))
{
_deactivating.Remove(sensor);
base.DeactivateSensor(sensor);
}
else if (_active.Contains(sensor))
{
_deactivating.Add(sensor);
}
}
private void ReadMiniNg(int number)
{
int offset = 1 + (number * 65);
if (_data[offset + 61] != EndFlag)
return;
for (int i = 0; i < 2; i++)
{
Sensor sensor = _miniNgTemperatures[(number * 2) + i];
if (_data[offset + 7 + i] > 0)
{
sensor.Value = (0.5f * _data[offset + 7 + i]) +
sensor.Parameters[0].Value;
ActivateSensor(sensor);
}
else
{
DeactivateSensor(sensor);
}
}
for (int i = 0; i < 2; i++)
{
_miniNgFans[(number * 2) + i] ??= new Sensor("miniNG #" + (number + 1) + " Fan Channel " + (i + 1), 4 + (number * 2) + i, SensorType.Fan, this, _settings);
Sensor sensor = _miniNgFans[(number * 2) + i];
sensor.Value = 20.0f * _data[offset + 43 + (2 * i)];
ActivateSensor(sensor);
}
for (int i = 0; i < 2; i++)
{
Sensor sensor = _miniNgControls[(number * 2) + i];
sensor.Value = _data[offset + 15 + i];
ActivateSensor(sensor);
}
}
private void ReadData()
{
Ftd2xx.Read(_handle, _data);
if (_data[0] != StartFlag)
{
Ftd2xx.FT_Purge(_handle, Ftd2xx.FT_PURGE.FT_PURGE_RX);
return;
}
if (_data[1] is 255 or 88)
{
// bigNG
if (_data[274] != _protocolVersion)
return;
if (_primaryData.Length == 0)
_primaryData = new byte[_data.Length];
_data.CopyTo(_primaryData, 0);
for (int i = 0; i < _digitalTemperatures.Length; i++)
{
if (_data[238 + i] > 0)
{
_digitalTemperatures[i].Value = (0.5f * _data[238 + i]) + _digitalTemperatures[i].Parameters[0].Value;
ActivateSensor(_digitalTemperatures[i]);
}
else
{
DeactivateSensor(_digitalTemperatures[i]);
}
}
for (int i = 0; i < _analogTemperatures.Length; i++)
{
if (_data[260 + i] > 0)
{
_analogTemperatures[i].Value = (0.5f * _data[260 + i]) + _analogTemperatures[i].Parameters[0].Value;
ActivateSensor(_analogTemperatures[i]);
}
else
{
DeactivateSensor(_analogTemperatures[i]);
}
}
for (int i = 0; i < _sensorHubTemperatures.Length; i++)
{
if (_data[246 + i] > 0)
{
_sensorHubTemperatures[i].Value = (0.5f * _data[246 + i]) + _sensorHubTemperatures[i].Parameters[0].Value;
ActivateSensor(_sensorHubTemperatures[i]);
}
else
{
DeactivateSensor(_sensorHubTemperatures[i]);
}
}
for (int i = 0; i < _sensorHubFlows.Length; i++)
{
if (_data[231 + i] > 0 && _data[234] > 0)
{
float pulsesPerSecond = (_data[231 + i] * 4.0f) / _data[234];
float pulsesPerLiter = _sensorHubFlows[i].Parameters[0].Value;
_sensorHubFlows[i].Value = pulsesPerSecond * 3600 / pulsesPerLiter;
ActivateSensor(_sensorHubFlows[i]);
}
else
{
DeactivateSensor(_sensorHubFlows[i]);
}
}
for (int i = 0; i < _fans.Length; i++)
{
float maxRpm = 11.5f * ((_data[149 + (2 * i)] << 8) | _data[148 + (2 * i)]);
_fans[i] ??= new Sensor("Fan Channel " + i,
i,
SensorType.Fan,
this,
new[]
{
new ParameterDescription("MaxRPM",
"Maximum revolutions per minute (RPM) of the fan.",
maxRpm)
},
_settings);
float value;
if ((_data[136] & (1 << i)) == 0) // pwm mode
value = 0.02f * _data[137 + i];
else // analog mode
value = 0.01f * _data[141 + i];
_fans[i].Value = _fans[i].Parameters[0].Value * value;
ActivateSensor(_fans[i]);
_controls[i].Value = 100 * value;
ActivateSensor(_controls[i]);
}
}
else if (_data[1] == 253)
{
// miniNG #1
if (_alternativeData.Length == 0)
_alternativeData = new byte[_data.Length];
_data.CopyTo(_alternativeData, 0);
ReadMiniNg(0);
if (_data[66] == 253) // miniNG #2
ReadMiniNg(1);
}
}
public override string GetReport()
{
StringBuilder r = new();
r.AppendLine("T-Balancer bigNG");
r.AppendLine();
r.Append("Port Index: ");
r.AppendLine(_portIndex.ToString(CultureInfo.InvariantCulture));
r.AppendLine();
r.AppendLine("Primary System Information Answer");
r.AppendLine();
r.AppendLine(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F");
r.AppendLine();
for (int i = 0; i <= 0x11; i++)
{
r.Append(" ");
r.Append((i << 4).ToString("X3", CultureInfo.InvariantCulture));
r.Append(" ");
for (int j = 0; j <= 0xF; j++)
{
int index = (i << 4) | j;
if (index < _primaryData.Length)
{
r.Append(" ");
r.Append(_primaryData[index].ToString("X2", CultureInfo.InvariantCulture));
}
}
r.AppendLine();
}
r.AppendLine();
if (_alternativeData.Length > 0)
{
r.AppendLine("Alternative System Information Answer");
r.AppendLine();
r.AppendLine(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F");
r.AppendLine();
for (int i = 0; i <= 0x11; i++)
{
r.Append(" ");
r.Append((i << 4).ToString("X3", CultureInfo.InvariantCulture));
r.Append(" ");
for (int j = 0; j <= 0xF; j++)
{
int index = (i << 4) | j;
if (index < _alternativeData.Length)
{
r.Append(" ");
r.Append(_alternativeData[index].ToString("X2", CultureInfo.InvariantCulture));
}
}
r.AppendLine();
}
r.AppendLine();
}
return r.ToString();
}
private void DelayedAlternativeRequest()
{
System.Threading.Thread.Sleep(500);
Ftd2xx.Write(_handle, new byte[] { 0x37 });
}
public void Open()
{
Ftd2xx.FT_Open(_portIndex, out _handle);
Ftd2xx.FT_SetBaudRate(_handle, 19200);
Ftd2xx.FT_SetDataCharacteristics(_handle, 8, 1, 0);
Ftd2xx.FT_SetFlowControl(_handle, Ftd2xx.FT_FLOW_CONTROL.FT_FLOW_RTS_CTS, 0x11, 0x13);
Ftd2xx.FT_SetTimeouts(_handle, 1000, 1000);
Ftd2xx.FT_Purge(_handle, Ftd2xx.FT_PURGE.FT_PURGE_ALL);
}
public sealed override void Update()
{
while (Ftd2xx.BytesToRead(_handle) >= 285)
ReadData();
if (Ftd2xx.BytesToRead(_handle) == 1)
Ftd2xx.ReadByte(_handle);
Ftd2xx.Write(_handle, new byte[] { 0x38 });
_alternativeRequest.BeginInvoke(null, null);
}
public override void Close()
{
Ftd2xx.FT_Close(_handle);
base.Close();
}
private delegate void MethodDelegate();
}