Fixed Issue 199.
3 Version: MPL 1.1/GPL 2.0/LGPL 2.1
5 The contents of this file are subject to the Mozilla Public License Version
6 1.1 (the "License"); you may not use this file except in compliance with
7 the License. You may obtain a copy of the License at
9 http://www.mozilla.org/MPL/
11 Software distributed under the License is distributed on an "AS IS" basis,
12 WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 for the specific language governing rights and limitations under the License.
15 The Original Code is the Open Hardware Monitor code.
17 The Initial Developer of the Original Code is
18 Michael Möller <m.moeller@gmx.ch>.
19 Portions created by the Initial Developer are Copyright (C) 2010-2011
20 the Initial Developer. All Rights Reserved.
24 Alternatively, the contents of this file may be used under the terms of
25 either the GNU General Public License Version 2 or later (the "GPL"), or
26 the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 in which case the provisions of the GPL or the LGPL are applicable instead
28 of those above. If you wish to allow use of your version of this file only
29 under the terms of either the GPL or the LGPL, and not to allow others to
30 use your version of this file under the terms of the MPL, indicate your
31 decision by deleting the provisions above and replace them with the notice
32 and other provisions required by the GPL or the LGPL. If you do not delete
33 the provisions above, a recipient may use your version of this file under
34 the terms of any one of the MPL, the GPL or the LGPL.
39 using System.Globalization;
41 using System.IO.Ports;
43 using System.Text.RegularExpressions;
44 using System.Threading;
46 namespace OpenHardwareMonitor.Hardware.Heatmaster {
47 internal class Heatmaster : Hardware, IDisposable {
49 private readonly string portName;
50 private SerialPort serialPort;
52 private readonly int hardwareRevision;
53 private readonly int firmwareRevision;
54 private readonly int firmwareCRC;
56 private readonly Sensor[] fans;
57 private readonly Sensor[] controls;
58 private readonly Sensor[] temperatures;
59 private readonly Sensor[] flows;
60 private readonly Sensor[] relays;
62 private readonly bool available;
64 private readonly StringBuilder buffer = new StringBuilder();
66 private string ReadLine(int timeout) {
68 StringBuilder builder = new StringBuilder();
69 while (i <= timeout) {
70 while (serialPort.BytesToRead > 0) {
71 byte b = (byte)serialPort.ReadByte();
73 case 0xAA: return ((char)b).ToString();
74 case 0x0D: return builder.ToString();
75 default: builder.Append((char)b); break;
81 throw new TimeoutException();
84 private string ReadField(int device, char field) {
85 serialPort.WriteLine("[0:" + device + "]R" + field);
86 for (int i = 0; i < 5; i++) {
87 string s = ReadLine(200);
88 Match match = Regex.Match(s, @"-\[0:" +
89 device.ToString(CultureInfo.InvariantCulture) + @"\]R" +
90 Regex.Escape(field.ToString(CultureInfo.InvariantCulture)) + ":(.*)");
92 return match.Groups[1].Value;
97 protected string ReadString(int device, char field) {
98 string s = ReadField(device, field);
99 if (s != null && s[0] == '"' && s[s.Length - 1] == '"')
100 return s.Substring(1, s.Length - 2);
105 protected int ReadInteger(int device, char field) {
106 string s = ReadField(device, field);
108 if (int.TryParse(s, out i))
114 private bool WriteField(int device, char field, string value) {
115 serialPort.WriteLine("[0:" + device + "]W" + field + ":" + value);
116 for (int i = 0; i < 5; i++) {
117 string s = ReadLine(200);
118 Match match = Regex.Match(s, @"-\[0:" +
119 device.ToString(CultureInfo.InvariantCulture) + @"\]W" +
120 Regex.Escape(field.ToString(CultureInfo.InvariantCulture)) +
128 protected bool WriteInteger(int device, char field, int value) {
129 return WriteField(device, field,
130 value.ToString(CultureInfo.InvariantCulture));
133 protected bool WriteString(int device, char field, string value) {
134 return WriteField(device, field, '"' + value + '"');
137 public Heatmaster(string portName, ISettings settings)
138 : base("Heatmaster", new Identifier("heatmaster",
139 portName.TrimStart(new [] {'/'}).ToLowerInvariant()), settings)
141 this.portName = portName;
143 serialPort = new SerialPort(portName, 38400, Parity.None, 8,
146 serialPort.NewLine = ((char)0x0D).ToString();
148 hardwareRevision = ReadInteger(0, 'H');
149 firmwareRevision = ReadInteger(0, 'V');
150 firmwareCRC = ReadInteger(0, 'C');
152 int fanCount = Math.Min(ReadInteger(32, '?'), 4);
153 int temperatureCount = Math.Min(ReadInteger(48, '?'), 6);
154 int flowCount = Math.Min(ReadInteger(64, '?'), 1);
155 int relayCount = Math.Min(ReadInteger(80, '?'), 1);
157 fans = new Sensor[fanCount];
158 controls = new Sensor[fanCount];
159 for (int i = 0; i < fanCount; i++) {
161 string name = ReadString(device, 'C');
162 fans[i] = new Sensor(name, device, SensorType.Fan, this, settings);
163 fans[i].Value = ReadInteger(device, 'R');
164 ActivateSensor(fans[i]);
166 new Sensor(name, device, SensorType.Control, this, settings);
167 controls[i].Value = (100 / 255.0f) * ReadInteger(device, 'P');
168 ActivateSensor(controls[i]);
171 temperatures = new Sensor[temperatureCount];
172 for (int i = 0; i < temperatureCount; i++) {
174 string name = ReadString(device, 'C');
176 new Sensor(name, device, SensorType.Temperature, this, settings);
177 int value = ReadInteger(device, 'T');
178 temperatures[i].Value = 0.1f * value;
180 ActivateSensor(temperatures[i]);
183 flows = new Sensor[flowCount];
184 for (int i = 0; i < flowCount; i++) {
186 string name = ReadString(device, 'C');
187 flows[i] = new Sensor(name, device, SensorType.Flow, this, settings);
188 flows[i].Value = 0.1f * ReadInteger(device, 'L');
189 ActivateSensor(flows[i]);
192 relays = new Sensor[relayCount];
193 for (int i = 0; i < relayCount; i++) {
195 string name = ReadString(device, 'C');
197 new Sensor(name, device, SensorType.Control, this, settings);
198 relays[i].Value = 100 * ReadInteger(device, 'S');
199 ActivateSensor(relays[i]);
202 // set the update rate to 2 Hz
203 WriteInteger(0, 'L', 2);
207 } catch (IOException) { } catch (TimeoutException) { }
210 public override HardwareType HardwareType {
211 get { return HardwareType.Heatmaster; }
214 private void ProcessUpdateLine(string line) {
215 Match match = Regex.Match(line, @">\[0:(\d+)\]([0-9:\|-]+)");
218 if (int.TryParse(match.Groups[1].Value, out device)) {
219 foreach (string s in match.Groups[2].Value.Split('|')) {
220 string[] strings = s.Split(':');
221 int[] ints = new int[strings.Length];
223 for (int i = 0; i < ints.Length; i++)
224 if (!int.TryParse(strings[i], out ints[i])) {
232 if (ints.Length == 3 && ints[0] <= fans.Length) {
233 fans[ints[0] - 1].Value = ints[1];
234 controls[ints[0] - 1].Value = (100 / 255.0f) * ints[2];
238 if (ints.Length == 2 && ints[0] <= temperatures.Length)
239 temperatures[ints[0] - 1].Value = 0.1f * ints[1];
242 if (ints.Length == 3 && ints[0] <= flows.Length)
243 flows[ints[0] - 1].Value = 0.1f * ints[1];
246 if (ints.Length == 2 && ints[0] <= relays.Length)
247 relays[ints[0] - 1].Value = 100 * ints[1];
255 public override void Update() {
259 while (serialPort.IsOpen && serialPort.BytesToRead > 0) {
260 byte b = (byte)serialPort.ReadByte();
262 ProcessUpdateLine(buffer.ToString());
265 buffer.Append((char)b);
270 public override string GetReport() {
271 StringBuilder r = new StringBuilder();
273 r.AppendLine("Heatmaster");
276 r.AppendLine(portName);
277 r.Append("Hardware Revision: ");
278 r.AppendLine(hardwareRevision.ToString(CultureInfo.InvariantCulture));
279 r.Append("Firmware Revision: ");
280 r.AppendLine(firmwareRevision.ToString(CultureInfo.InvariantCulture));
281 r.Append("Firmware CRC: ");
282 r.AppendLine(firmwareCRC.ToString(CultureInfo.InvariantCulture));
288 public void Close() {
290 serialPort.Dispose();
294 public void Dispose() {
295 if (serialPort != null) {
296 serialPort.Dispose();