788 lines
18 KiB
C#
788 lines
18 KiB
C#
//>>***************************************************************************
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// UNCLASSIFIED
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//
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// COPYRIGHT 2017 RAYTHEON MISSILE SYSTEMS
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// ALL RIGHTS RESERVED
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// This data was developed pursuant to Contract Number HQ0147-12-C-0004/1088370
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// with the US Government. The US Government's rights in and to this
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// copyrighted data are as specified in DFAR 252.227-7013
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// which was made part of the above contract.
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//
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// Distribution Statement: D -Distribution authorized to the DoD and DoD
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// contractors only based on Critical Technology Requirements, May 2001.
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// Other requests shall be referred to PEO THEATER AIR DEFENSE (PMS 422).
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// Warning: - This document contains technical data whose export is restricted
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// by the Arms Export Control Act (Title 22, U.S.C.) or Export
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// Administration Act of 1979, as amended (Title 50, U.S.C.). Violations
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// of these laws are subject to severe criminal penalties. Disseminate in
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// accordance with provisions of DoD 5230.25.
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// Destruction Notice: - For unclassified, limited distribution information,
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// destroy by any method that will prevent disclosure of contents or
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// reconstruction of the document. Classified information, destroy in
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// accordance with DoD-5220.22-M or OPNAVINST 5510.1h.
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//>>***************************************************************************
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using NLog;
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using Raytheon.Common;
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using Raytheon.Units;
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using System;
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using System.Net.Sockets;
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using System.Text;
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using System.Threading;
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namespace Raytheon.Instruments
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{
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/// <summary>
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/// </summary>
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public class PowerMeterKeysightScpi : IPowerMeter
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{
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#region PublicMembers
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#endregion
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#region PrivateMembers
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private const string _READ_ERROR_CODE_CMD = "SYST:ERR?";
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private const string _RESETCMD = "*RST";
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private const string _ISOPCCMD = "*STB? ";
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private const string _SELFTESTCMD = "*TST? ";
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private const string _MEASURE = "MEAS?";
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private const string _FREE_RUN_MODE = "INIT:CONT ON";
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private const string _SENSE = "SENS";
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private const string _AVERAGE = ":AVER";
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private const string _STATE = ":STAT";
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private const string _DISPLAY = "DISP";
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private const string _WINDOW = ":WIND";
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private const string _NUMERIC = ":NUM";
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private const string _RESOLUTION = ":RES";
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private const string _ZERO = "CALibration:ZERO:AUTO ONCE";
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private const string _AUTO = ":AUTO";
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private const string _CAL = "CAL";
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private const string _ONCE = "ONCE";
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private int m_PORT = 5025;
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private const int m_READ_TIMEOUT = 10000;
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private readonly string _address;
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private byte[] _readBuffer;
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private NetworkStream _tcpStream;
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private State _state;
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private SelfTestResult _selfTestResult;
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private string _name;
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/// <summary>
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/// NLog logger
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/// </summary>
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private readonly ILogger _logger;
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/// <summary>
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/// Raytheon configuration
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/// </summary>
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private readonly IConfigurationManager _configurationManager;
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private readonly IConfiguration _configuration;
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#endregion
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#region PrivateFunctions
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/// <summary>
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/// The Finalizer which will release resources if required
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/// </summary>
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~PowerMeterKeysightScpi()
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{
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Dispose(false);
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}
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/// <summary>
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/// Calibrate Chanel A or B
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/// Channel A = 1
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/// Channel B = 2
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/// </summary
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/// <param name="channelNumber"></param>
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/// <returns></returns>
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private void Calibrate(int channelNumber)
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{
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if ((channelNumber < 1) || (channelNumber > 2))
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{
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string errMsg = "Channel [" + channelNumber.ToString() + "] Invalid ";
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throw new Exception("" + errMsg);
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}
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// write calibrate
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string command = _CAL + channelNumber.ToString() + _AUTO + " " + _ONCE;
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IOWrite(command);
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}
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/// <summary>
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/// Convert scpi data to string
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/// </summary>
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/// <param name="data"></param>
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/// <returns></returns>
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private string ConvertToString(ref byte[] data)
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{
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string rsp = System.Text.Encoding.ASCII.GetString(data);
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return rsp;
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}
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/// <summary>
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/// Dispose of this object
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/// </summary>
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/// <param name="disposing"></param>
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protected virtual void Dispose(bool disposing)
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{
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try
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{
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if (disposing)
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{
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if (_state == State.Ready)
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{
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Reset();
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_tcpStream.Close();
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_tcpStream.Dispose();
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_state = State.Uninitialized;
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}
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}
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}
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catch (Exception)
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{
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try
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{
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//ErrorLogger.Instance().Write(err.Message + "\r\n" + err.StackTrace);
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}
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catch (Exception)
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{
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//Do not rethrow. Exception from error logger that has already been garbage collected
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}
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}
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}
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/// <summary>
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/// Get the error code.
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/// </summary>
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/// <param name="errorCode">The error code.</param>
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/// <returns>The error description.</returns>
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private string GetErrorCode(out int errorCode)
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{
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// not calling IOQuery() here so IOQuery() can call GetErrorCode() after each query
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string command = _READ_ERROR_CODE_CMD + "\n";
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byte[] commandBuffer = Encoding.ASCII.GetBytes(command);
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// send the data out
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_tcpStream.Write(commandBuffer, 0, commandBuffer.Length);
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// clear our buffer
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Array.Clear(_readBuffer, 0, _readBuffer.Length);
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// read the response
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int numBytesRead = _tcpStream.Read(_readBuffer, 0, _readBuffer.Length);
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// convert to a string
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string rspStr = ConvertToString(ref _readBuffer);
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// parse the response
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string[] tokens = rspStr.Split(',');
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errorCode = Util.ConvertStringToInt32(tokens[0]);
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// it should always be 2
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if (tokens.Length >= 2)
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{
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return tokens[1];
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}
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else
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{
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return "";
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <returns></returns>
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private bool HasItTriggered()
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{
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return false;
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// Check the Trigger Event register to see if the event has properly triggered
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/*string command = m_ISITCOMPLETEDCMD + "\n";
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string rspStr = IOQuery(command);
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bool isTriggered = false;
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string[] tokens = rspStr.Split('\n');
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// check to see if it is triggered.
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if (IsOperationCompleted(tokens[0]) == true)
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{
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isTriggered = true;
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}
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return isTriggered;*/
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="command"></param>
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/// <returns></returns>
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private string IOQuery(string command)
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{
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// send the command
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IOWrite(command, false);
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// clear our buffer
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Array.Clear(_readBuffer, 0, _readBuffer.Length);
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// read from the response
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int numBytesRead = _tcpStream.Read(_readBuffer, 0, _readBuffer.Length);
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// convert response to a string
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string rspStr = ConvertToString(ref _readBuffer);
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// check for errors
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int err = 0;
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string message = GetErrorCode(out err);
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if (err != 0)
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{
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throw new Exception("PowerMeterKeysightScpi:IOQuery() - Power Meter " + _name + " returned error code: " + err.ToString() + ", " + message);
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}
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return rspStr;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="command"></param>
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private void IOWrite(string command, bool shallWeCheckForError = true)
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{
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// convert to a byte array
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byte[] commandBuffer = Encoding.ASCII.GetBytes(command);
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// send the data out
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_tcpStream.Write(commandBuffer, 0, commandBuffer.Length);
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// check for errors
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if (shallWeCheckForError == true)
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{
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int err = 0;
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string errorMessage = GetErrorCode(out err);
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if (err != 0)
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{
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throw new Exception("PowerMeterKeysightScpi:IOWrite() - Device " + _name + " returned error code: " + err.ToString() + "," + errorMessage);
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}
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="statusString"></param>
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/// <param name="expectedResult"></param>
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/// <returns></returns>
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private bool IsOperationCompleted(string statusString, string expectedResult = "1")
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{
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bool completed = false;
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// If Scope returns '+x' instead of 'x', where 'x' is any character, trim it.
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if (statusString.IndexOf('+') == 0)
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{
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statusString = statusString.TrimStart('+');
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}
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if (statusString.Equals(expectedResult) == true)
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{
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completed = true;
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}
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return completed;
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}
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/// <summary>
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/// - Set auto averaging
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/// - enable or disable filtering
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/// </summary>
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/// <param></param>
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/// <returns></returns>
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private void SetAverage(int SenseCount, bool enableAutoAverage)
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{
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string errMsg;
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if ((SenseCount < 1) || (SenseCount > 2))
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{
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errMsg = "Sensor Count [" + SenseCount.ToString() + "] Invalid ";
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throw new Exception(errMsg);
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}
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string command = _SENSE + SenseCount.ToString() + _AVERAGE + _STATE + enableAutoAverage.ToString();
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IOWrite(command);
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}
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/*@@@ Not Needed I don't think
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/// <summary>
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/// Set Power Meter Interface
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/// </summary>
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/// <param name="IPAddress"></param>
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/// <param name="GPIOBAddress"></param>
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/// <returns></returns>
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private void SetInterface(uint IPAddress, uint GPIBAddress)
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{
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// UP Address
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// strip off all but last byte
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const UInt32 Mask = 0x00000000FF;
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byte[] ByteArray = new byte[sizeof(uint)]; // 4 bytes in a Uint32
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for (int i = 0; i < sizeof(uint); i++)
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{
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ByteArray[i] = (byte)(IPAddress & Mask);
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IPAddress = (IPAddress >> 8); // right shift to next byte
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}
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// output SYSTem:COMMunicaiton:LAN:ADDRess + IP Address formatted 0.0.0.0 to 255.255.255.255
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string command = m_SysComm + m_IPAddr + ByteArray[3].ToString() + '.' + ByteArray[2].ToString() + '.' + ByteArray[1].ToString() + '.' + ByteArray[0].ToString();
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IOWrite(command);
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//GPIB Address
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if (GPIBAddress > 30)
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{
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string GPIB_errMsg = "GPIB Address: [" + GPIBAddress + "] Out of Range";
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throw new Exception(GPIB_errMsg);
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}
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command = m_SysComm + m_GPIB + GPIBAddress.ToString();
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IOWrite(command);
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}*/
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/// <summary>
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///
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/// </summary>
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/// <param name="windowNumber"></param>
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/// <param name="numValue"></param>
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/// <param name="resolution"></param>
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private void SetResolution(int windowNumber, int numValue, int resolution)
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{
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string errMsg;
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if ((windowNumber < 1) || (windowNumber > 2))
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{
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errMsg = "Window Number[" + windowNumber.ToString() + "] Invalid ";
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throw new Exception(errMsg);
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}
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if ((numValue < 1) || (numValue > 2))
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{
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errMsg = "Numeric [" + numValue.ToString() + "] Invalid ";
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throw new Exception(errMsg);
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}
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if ((resolution < 1) || (resolution > 4))
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{
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errMsg = "Resolution Level [" + resolution.ToString() + "] Invalid ";
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throw new Exception(errMsg);
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}
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string command = _DISPLAY + _WINDOW + windowNumber.ToString() + _NUMERIC + numValue.ToString() + _RESOLUTION + " " + resolution.ToString();
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IOWrite(command);
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}
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#endregion
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/// <summary>
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/// PowerMeterKeysightScpi factory constructor
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/// </summary>
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/// <param name="deviceName"></param>
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/// <param name="configurationManager"></param>
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public PowerMeterKeysightScpi(string deviceName, IConfigurationManager configurationManager, ILogger logger)
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{
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const int READ_BUFFER_SIZE = 512;
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Name = deviceName;
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_logger = logger;
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_configurationManager = configurationManager;
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_configuration = _configurationManager.GetConfiguration(Name);
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_selfTestResult = SelfTestResult.Unknown;
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_state = State.Uninitialized;
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_readBuffer = new byte[READ_BUFFER_SIZE];
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_address = _configuration.GetConfigurationValue("PowerMeterKeysightScpi", "Address", "127.0.0.1");
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m_PORT = _configuration.GetConfigurationValue("PowerMeterKeysightScpi", "Address", 5025);
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TcpClient scopeSocketConn = new TcpClient(_address, m_PORT);
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_tcpStream = scopeSocketConn.GetStream();
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_tcpStream.ReadTimeout = m_READ_TIMEOUT;
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_state = State.Uninitialized;
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_selfTestResult = SelfTestResult.Unknown;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="name"></param>
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/// <param name="address"></param>
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public PowerMeterKeysightScpi(string name, string address)
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{
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const int READ_BUFFER_SIZE = 512;
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_name = name;
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_logger = LogManager.GetCurrentClassLogger();
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_address = address;
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_readBuffer = new byte[READ_BUFFER_SIZE];
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TcpClient scopeSocketConn = new TcpClient(_address, m_PORT);
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_tcpStream = scopeSocketConn.GetStream();
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_tcpStream.ReadTimeout = m_READ_TIMEOUT;
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_state = State.Uninitialized;
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_selfTestResult = SelfTestResult.Unknown;
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}
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/// <summary>
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///
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/// </summary>
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public int Channels
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{
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get
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{
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throw new NotImplementedException();
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}
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set
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{
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throw new NotImplementedException();
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <returns></returns>
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public bool ClearErrors()
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{
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throw new NotImplementedException();
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}
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/// <summary>
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///
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/// </summary>
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public string DetailedStatus
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{
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get
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{
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return "This is a Scpi Power Meter";
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}
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}
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/// <summary>
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///
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/// </summary>
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public bool DisplayEnabled
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{
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get
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{
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throw new NotImplementedException();
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}
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set
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{
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throw new NotImplementedException();
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}
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}
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/// <summary>
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/// Dispose of this objects resources
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/// </summary>
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public void Dispose()
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{
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try
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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catch (Exception)
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{
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try
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{
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//ErrorLogger.Instance().Write(err.Message + "\r\n" + err.StackTrace);
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}
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catch (Exception)
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{
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//Do not rethrow. Exception from error logger that has already been garbage collected
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}
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}
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}
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|
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/// <summary>
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///
|
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/// </summary>
|
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/// <param name="channel"></param>
|
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/// <param name="enable"></param>
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/// <returns></returns>
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public bool EnableChannel(int channel, bool enable)
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{
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throw new NotImplementedException();
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}
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|
|
/// <summary>
|
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///
|
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/// </summary>
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public bool FrontPanelEnabled
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{
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get
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{
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throw new NotImplementedException();
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}
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set
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{
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throw new NotImplementedException();
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}
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}
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|
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/// <summary>
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///
|
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/// </summary>
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public InstrumentMetadata Info
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{
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get
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{
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throw new NotImplementedException();
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}
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}
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|
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/// <summary>
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///
|
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/// </summary>
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public void Initialize()
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{
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// if we have not yet been initialized, go ahead and create the socket
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if (_state == State.Uninitialized)
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{
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Reset();
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// we already connected to the instrument in the constructor
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_state = State.Ready;
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}
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else
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{
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throw new Exception("expected the state of System " + _name + " to be Uninitialized, state was: " + _state.ToString());
|
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}
|
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}
|
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|
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/// <summary>
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///
|
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/// </summary>
|
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/// <param name="channel"></param>
|
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/// <returns></returns>
|
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public Power GetMeasurement(int channel)
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{
|
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// for now, just use free running mode with default expected power levels
|
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const string EXPECTED_POWER = "DEF";
|
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const string RESOLUTION = "DEF";
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|
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//@@@ TBD if this is needed turn off system header
|
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// for now, just use free running mode with default expected power levels
|
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// if we need better resolution, we will extend the IPowerInterface
|
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string command = _FREE_RUN_MODE + "\n";
|
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IOWrite(command);
|
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|
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//MEAS1? DEF,DEF,(@1)
|
|
//MEAS? DEF,DEF,(@1)
|
|
command = _MEASURE + " " + EXPECTED_POWER + "," + RESOLUTION + ",(@" + channel.ToString() + ")" + "\n";
|
|
string rspStr = IOQuery(command);
|
|
|
|
string[] tokens = rspStr.Split('\n');
|
|
|
|
double power = Util.ConvertStringToDouble(tokens[0]);
|
|
|
|
return Power.FromWatts(power);
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
public string Name
|
|
{
|
|
get
|
|
{
|
|
return _name;
|
|
}
|
|
set { _name = value; }
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
public SelfTestResult SelfTestResult
|
|
{
|
|
get
|
|
{
|
|
return _selfTestResult;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
public State Status
|
|
{
|
|
get
|
|
{
|
|
return _state;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <returns></returns>
|
|
public SelfTestResult PerformSelfTest()
|
|
{
|
|
try
|
|
{
|
|
// change the timeout to account for the long self test
|
|
_tcpStream.ReadTimeout = 90000;
|
|
|
|
// send the command and get the response
|
|
string command = _SELFTESTCMD + "\n";
|
|
string rspStr = IOQuery(command);
|
|
|
|
// parse the response
|
|
string[] tokens = rspStr.Split('\n');
|
|
|
|
//Check if self test is completed; returns status of "0".
|
|
if (IsOperationCompleted(tokens[0], "0") == false)
|
|
{
|
|
string errorMsg = "Power Meter " + _name + " returned an error: " + tokens[0];
|
|
throw new Exception(errorMsg);
|
|
}
|
|
|
|
_selfTestResult = SelfTestResult.Pass;
|
|
|
|
return SelfTestResult.Pass;
|
|
}
|
|
catch (Exception)
|
|
{
|
|
throw;
|
|
}
|
|
finally
|
|
{
|
|
// restore the timeout
|
|
_tcpStream.ReadTimeout = m_READ_TIMEOUT;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
public void Reset()
|
|
{
|
|
// Resets the power meter
|
|
string command = _RESETCMD + "\n";
|
|
IOWrite(command);
|
|
|
|
Thread.Sleep(3000);
|
|
|
|
/*command = _ISOPCCMD + "\n";
|
|
string rspStr = IOQuery(command);
|
|
|
|
// parse the response
|
|
string[] tokens = rspStr.Split('\n');
|
|
|
|
if (IsOperationCompleted(tokens[0]) == false)
|
|
{
|
|
throw new Exception("Reset was not completed.");
|
|
}*/
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <param name="channel"></param>
|
|
/// <param name="frequency"></param>
|
|
/// <returns></returns>
|
|
public bool SetFrequency(int channel, Frequency frequency)
|
|
{
|
|
int freq = Convert.ToInt32(frequency.Hertz);
|
|
|
|
string command = "SENSe1:FREQuency " + freq.ToString() + "HZ" + "\n";
|
|
IOWrite(command);
|
|
|
|
return true;
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
public void Shutdown()
|
|
{
|
|
string errorMsg = "";
|
|
|
|
if (_state == State.Ready)
|
|
{
|
|
try
|
|
{
|
|
//Reset System
|
|
Reset();
|
|
}
|
|
catch (Exception err)
|
|
{
|
|
errorMsg += err.Message + " ";
|
|
}
|
|
|
|
_state = State.Uninitialized;
|
|
}
|
|
|
|
// the stream was created in the constructor, dispose of it here
|
|
try
|
|
{
|
|
if (_tcpStream != null)
|
|
{
|
|
_tcpStream.Dispose();
|
|
_tcpStream = null;
|
|
}
|
|
}
|
|
catch (Exception err)
|
|
{
|
|
errorMsg += err.Message + " ";
|
|
}
|
|
|
|
if (errorMsg != "")
|
|
{
|
|
throw new Exception("System " + _name + " Had an error: " + errorMsg);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
///
|
|
/// </summary>
|
|
/// <returns></returns>
|
|
public bool ZeroMeter()
|
|
{
|
|
throw new NotImplementedException();
|
|
|
|
// zero the power meter
|
|
/*
|
|
string command = _ZERO + "\n";
|
|
IOWrite(command);
|
|
|
|
// or
|
|
if ((channelNumber < 1) || (channelNumber > 4))
|
|
{
|
|
string errMsg = "Channel [" + channelNumber.ToString() + "] Invalid ";
|
|
throw new Exception(errMsg);
|
|
}
|
|
|
|
string command = m_CAL + channelNumber.ToString() + m_Zero + m_Auto + m_Space + m_Once;
|
|
IOWrite(command);*/
|
|
}
|
|
}
|
|
}
|