public string query(string cmd)
{
string resp = null;
try
{
resp = mSession.Query(cmd);
}
catch (VisaException ex)
{
//resp = exp.ToString();// string.Empty;
throw ex;
}
return(resp);
}
public bool IsConnected()
{
if (mbSession == null)
{
return(false);
}
try {
string data = mbSession.Query("*IDN?\n");
return(data.Trim().Length != 0);
}
catch {
return(false);
}
}
protected bool checkBusyState(MessageBasedSession mbSession, string command)
{
string OK = "0";
string Command_Line;
string responseString = "1";
byte counter = 0;
if ((command == "*ESE?") || (command == "*ESR?"))
{
OK = "0";
}
else
if ((command == "*OPC?") || (command == ":STAT:SRW:MEAS?"))
{
OK = "1";
}
while ((responseString.Trim() != OK) && (counter < 255))
{
Command_Line = ReplaceCommonEscapeSequences(command + "\n");
responseString = mbSession.Query(Command_Line);
responseString = responseString.Substring(0, 1);
Thread.Sleep(250);
counter++;
}
if (counter == 1)
{
return(false);
}
else
{
return(true);
}
}
/// <summary>
/// 根据当前选择的地址返回设备基本信息
/// </summary>
private void Query_IDN(String Device_address)
{
Cursor.Current = Cursors.WaitCursor;
try
{
mbSession = (MessageBasedSession)ResourceManager.GetLocalManager().Open(Device_address);
Device_Address = list_devices.Text;
}
catch (InvalidCastException)
{
MessageBox.Show("Resource selected must be a message-based session");
}
catch (Exception exp)
{
MessageBox.Show(exp.Message);
}
try
{
mbSession.Write(ReplaceCommonEscapeSequences("*RST\\n"));
mbSession.Write(ReplaceCommonEscapeSequences("*CLS\\n"));
string textToWrite = ReplaceCommonEscapeSequences("*IDN?\\n");
string responseString = mbSession.Query(textToWrite);
Device_Info.Text = InsertCommonEscapeSequences(responseString);
Print_Log("Find device:" + responseString);
}
catch (Exception exp)
{
MessageBox.Show(exp.Message);
}
finally
{
Cursor.Current = Cursors.Default;
}
}
public string RequestQuery(string query)
{
lock (sendCommandRequestLocker) lock (receiveDeviceAnswerLocker) lock (requestQueryLocker)
{
var _Query = query.EndsWith("\n") ? Encoding.ASCII.GetBytes(query) : Encoding.ASCII.GetBytes(string.Format("{0}\n", query));
return(Encoding.ASCII.GetString(mbSession.Query(_Query)).TrimEnd(delim));
}
}
/// <summary>
/// 初始化设备
/// </summary>
/// <param name="Device_Address"></param>设备的GPIB地址
private void Measure_Voltage()
{
Cursor.Current = Cursors.WaitCursor;
try
{
//Send_Result("0.0");
int Valid_Num = 0;
float Sum_Voltage = 0;
String responseString = "0.0", textToWrite;
for (int i = 0; i < 3; i++)
{
Print_Log(String.Format("将在{0}秒后开始测量...", 3 - i));
Thread.Sleep(1000);
}
Print_Log("开始测量...");
for (int i = 0; i < 10; i++)
{
textToWrite = ReplaceCommonEscapeSequences("MEAS:VOLT:DC? 10V,0.0001V\\n");
responseString = mbSession.Query(textToWrite);
if (float.Parse(responseString) < 2)
{
Print_Log(String.Format("第{0}次测量：无效电压{1:F4}", i, responseString));
}
else
{
Valid_Num++;
Sum_Voltage += float.Parse(responseString);
Print_Log(String.Format("第{0}次测量：{1:F4}", i, responseString));
}
Thread.Sleep(500);
}
if (Valid_Num != 0)
{
Print_Log(String.Format("{0}次有效测量平均值：{1:F4}", Valid_Num, Sum_Voltage / Valid_Num));
Send_Result((Sum_Voltage / Valid_Num).ToString());
}
else
{
Send_Result(responseString);
}
//mbSession.Write(ReplaceCommonEscapeSequences("MEAS:VOLT:DC? \\n"));
}
catch (ThreadAbortException)
{
//Print_Log("终止线程!");
}
catch (Exception exp)
{
MessageBox.Show(exp.Message);
}
finally
{
Cursor.Current = Cursors.Default;
}
}
/// <summary>
///
/// </summary>
/// <param name="query"></param>
public void ReadDeviceAnswer(string query)
{
switch (cbInterfaceType.Text)
{
case "GPIB":
{
answer = "";
try
{
answer = device.ReadString();
txtAnswer.Text = answer;
}
catch (Exception ex)
{
ex.ToString();
switch (cbInterfaceType.Text)
{
default:
{
txtAnswer.Text = "+0,+1.00000E-00,+1.00000E-00\n";
answer = "+0,+1.00000E-00,+1.00000E-00\n";
break;
}
}
}
break;
}
case "USB":
{
answer = mbSession.Query(query);
break;
}
case "ETHERNET":
break;
default:
break;
}
}
private void query_Click(object sender, System.EventArgs e)
{
Cursor.Current = Cursors.WaitCursor;
try
{
string textToWrite = ReplaceCommonEscapeSequences(writeTextBox.Text);
string responseString = mbSession.Query(textToWrite);
readTextBox.Text = InsertCommonEscapeSequences(responseString);
if (checkBoxLog.Checked)
{
Log.WriteLog("Query - " + textToWrite, responseString);
}
}
catch (Exception exp)
{
MessageBox.Show(exp.Message);
}
finally
{
Cursor.Current = Cursors.Default;
}
}
public object Query(object objCmd)
{
try
{
lock (_lock)
{
return(session.Query(objCmd.ToString()));
}
}
catch (Exception ex)
{
throw ex;
}
}
public static void ListAll_TMC_Devices()
{
//对满足 TMC的设备都支持-ls列出
// (GPIB[0-9]{1,}::[0-9]{1,}::INSTR|TCPIP[0-9]{1,}::.*::INSTR|USB[0-9]{1,}.*::INSTR) USB0::0x0699::0x0415::C022855::INSTR TCPIP0::192.168.1.2::inst0::INSTR GPIB0::2::INSTR https://www.regextester.com/93690
String[] resources = ResourceManager.GetLocalManager().FindResources("?*");
Regex regex = new Regex(@"(GPIB[0-9]{1,}::[0-9]{1,}::INSTR|TCPIP[0-9]{1,}::.*::INSTR|USB[0-9]{1,}.*::INSTR)", RegexOptions.IgnoreCase); //由于该正则表达式在 FindResources("")中不被识别,直接被解析为了 viFindRsrc (0x00001001, "(GPIB[0-9]{1,}::[0-9]{1,}::INSTR|TCPIP[0-9]{1,}::.*::INSTR|USB[0-9]{1,}.*::INSTR)", 0x00000000, 0 (0x0), "") ,因此另用正则表达式匹配 https://www.dotnetperls.com/regex
foreach (String res in resources)
{
if (regex.Match(res).Success)
{
MessageBasedSession mbs = (MessageBasedSession)ResourceManager.GetLocalManager().Open(res);
mbs.Clear(); //it's better send a Device Clear before operation
String IDN = mbs.Query("*IDN?");
Console.Write(res.PadRight(20) + " " + IDN);
}
}
//此处不能用return,return后程序继续执行,导致出现 ： 指定的资源引用非法。解析出错。 VISA error code -1073807342 (0xBFFF0012), ErrorInvalidResourceName viParseRsrcEx (0x00001001, NULL, 0 (0x0), 0 (0x0), "", "", "")
Environment.Exit(0);
}
public bool checkBusyState(MessageBasedSession mbSession, string command) //OLD-PANDA
{
string OK = "0";
string Command_Line;
string responseString = "1";
byte counter = 0;
if ((command == "*ESE?") || (command == "*ESR?"))
{
OK = "0";
}
else
if ((command == "*OPC?") || (command == ":STAT:SRW:MEAS?"))
{
OK = "1";
}
while ((responseString.Trim() != OK) && (counter < 500))
{
Command_Line = ReplaceCommonEscapeSequences(command + "\n");
responseString = mbSession.Query(Command_Line);
//"trim do not work
//trim only trim space but what you have is /n/r
//effectively a carriage return that cannot be removed by trime". WeeWen said.
responseString = responseString.Substring(0, 1);
Thread.Sleep(500);
counter++;
}
if (counter == 1)
{
return(false);
}
else
{
return(true);
}
}
public void SetLineRate(MessageBasedSession mbSession, int rate)
{
mbSession.Query("ssf " + rate.ToString() + "\r");
}
public void SetExposureTime(MessageBasedSession mbSession, double time)
{
mbSession.Query("set " + time.ToString() + "\r");
}
//
/*-------Testing for WLAN 802.11n - OFDM Modulation------------------------------------------------*/
/* ------Thực hiện đo WLAN 802.11n SISO----------------------------
* Tham số đầu vào:
* - RichTexBox g_logfilePath: Hiển thị ở giao diện chính
* - E6640A
* - string testItems: Danh sách các thông số cần đo
* - string strInAtten: Giá trị suy hao input (--->RF port)
* - string strOutAtten: Giá trị suy hao ouput (RF port--->)
* Các biến trong hàm:
* - Thread.Sleep(timedelay): Đợi một khoảng timedelay [ms]
*/
//Cấu hình bài test
public bool testing_HT20(string testItems)
{
bool wifiTesting_result = true;
try {
string result_Value = string.Empty;
//-----Thay đổi giá trị Statistic count để lấy được kết quả đo chính xác--------------------------------------------------
//-----Sau khi thay đổi giá trị này, phần mềm phải tạo lại 1 phiên kết nối mới với máy đo để đọc được kết quả đo-----------
//Đọc kết quả đo điều chế OFDM
//Thread.Sleep(maxEquip_DELAY * 5); //comment on Thusday 26 Novem 2015
checkBusyState(mbSession, "*ESR?");
checkBusyState(mbSession, "*OPC?");
mbSession.Write(":INIT:CONT 0");
checkBusyState(mbSession, "*ESR?");
checkBusyState(mbSession, "*OPC?");
mbSession.Write(":SENSe:POWer:RF:RANGe:OPTimize IMMediate\n");
checkBusyState(mbSession, "*ESR?");
checkBusyState(mbSession, "*OPC?");
result_Value = mbSession.Query("READ:EVM?");
result_Value = InsertCommonEscapeSequences(result_Value);
//saveLogfile(g_logfilePath, "READ:EVM? ==>[" + result_Value + "]\n");
if (result_Value.Trim() == "")//Nếu như chuỗi result_Value rỗng thì đưa ra FAIL
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] [FAIL] Giá trị kết quả trả về = null \n");
return(wifiTesting_result);
}
//---------Hiển thị kết quả đo nếu như kết quả là hợp lệ----------------------
try {
string[] MODulation_Value = result_Value.Split(new Char[] { ',' });
Decimal measureResult;
//Thông số được lựa chọn trong bài test
if (testItems.Contains("AvgPower"))
{
measureResult = Decimal.Parse(MODulation_Value[19], System.Globalization.NumberStyles.Float);
//Hien thi ket qua do duoc
saveLogfile(g_logfilePath, "- Average Power = " + measureResult.ToString("0.####") + " dBm");
//Kiểm tra xem nó FAIL hay PASS bằng cách dung hàm check đũng viết từ trên
if (check_PassFail_limit(measureResult, AvgPWLow_decimal, AvgPWUp_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_TXPower]\n \n Fail Tai Bai Test 'Average Power' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
if (testItems.Contains("EVMall"))
{
measureResult = Decimal.Parse(MODulation_Value[1], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- EVM All Carriers = " + measureResult.ToString("0.####") + " dB");
if (check_PassFail_limit(measureResult, -500, EVMallUp_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_EVMAll]\n \n Fail Tai Bai Test 'EVM All Data' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
//EVM data carriers
if (testItems.Contains("EVMdata"))
{
measureResult = Decimal.Parse(MODulation_Value[29], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- EVM Data Carriers = " + measureResult.ToString("0.####") + " dB");
if (check_PassFail_limit(measureResult, -500, EVMDataUp_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_EVMData]\n \n Fail Tai Bai Test 'EVM Data Carriers' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
//Gia tri EVM pilot carriers
if (testItems.Contains("EVMpilot"))
{
measureResult = Decimal.Parse(MODulation_Value[27], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- EVM Pilot Carriers = " + measureResult.ToString("0.####") + " dB");
if (check_PassFail_limit(measureResult, -500, EVMPilotUp_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_EVMPilot]\n \n Fail Tai Bai Test 'EVM Pilot Carriers' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
//FreqError
if (testItems.Contains("FreErr"))
{
measureResult = Decimal.Parse(MODulation_Value[7], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- Center Frequency Error = " + measureResult.ToString("0.####") + " Hz");
if (check_PassFail_limit(measureResult, -MaxFreqErr_decimal, MaxFreqErr_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_Freq]\n \n Fail Tai Bai Test 'Center Frequency Error' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
//Gia tri Symbol clock error
if (testItems.Contains("SylClkErr"))
{
measureResult = Decimal.Parse(MODulation_Value[11], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- Symbol clock error = " + measureResult.ToString("0.####") + " ppm");
if (check_PassFail_limit(measureResult, -MaxSymbolCLKErr_decimal, MaxSymbolCLKErr_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_SymbolClock]\n \n Fail Tai Bai Test 'Symbol Clock Error' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
//Gia tri LO Leakage (dB)?
if (testItems.Contains("IQIm"))
{
measureResult = Decimal.Parse(MODulation_Value[13], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- IQ Offset = " + measureResult.ToString("0.####") + " dB");
if (check_PassFail_limit(measureResult, -500, MaxIQ_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_IQOffset]\n \n Fail Tai Bai Test 'IQ Offset' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
//Gia tri Amplitude imbalance (dB) (GainImbal?)
if (testItems.Contains("AmpIm"))
{
measureResult = Decimal.Parse(MODulation_Value[15], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- Gain Imbalance (Amplitude imbalance) = " + measureResult.ToString("0.####") + " dB");
if (check_PassFail_limit(measureResult, -500, MaxAmpI_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_GainImbal]\n \n Fail Tai Bai Test 'Gain Imbalance' \n");
return(wifiTesting_result);
}
}
//Thông số được lựa chọn trong bài test
//Gia tri QuadError (Phase Imbalance?)
if (testItems.Contains("PhaseIm"))
{
measureResult = Decimal.Parse(MODulation_Value[17], System.Globalization.NumberStyles.Float);
saveLogfile(g_logfilePath, "- Quadrature Error (Phase Imbalance) = " + measureResult.ToString("0.####") + " Deg");
if (check_PassFail_limit(measureResult, -MaxPhaseI_decimal, MaxPhaseI_decimal))
{
saveLogfile(g_logfilePath, " PASS\n");
}
else
{
saveLogfile(g_logfilePath, " FAIL\n");
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_QuadError]\n \n Fail Tai Bai Test 'Quadrature Error' \n");
return(wifiTesting_result);
}
}
}
catch {
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] FAIL CODE: [WIFI_Processing] \n \n Loi! xay ra trong qua trinh doc ket qua tu E6640A \n");
return(wifiTesting_result);
}
return(wifiTesting_result);
}
catch (Exception Ex) {
//MessageBox.Show(Ex.ToString());
wifiTesting_result = false;
saveLogfile(g_logfilePath, "[E6640A] ERROR CODE: [WIFI_Testing] \n \n Loi! xay ra tai qua trinh test Wifi \n");
return(wifiTesting_result);
}
}
private void button2_Click(object sender, EventArgs e)
{
List <float> lista = new List <float>();
List <float> listb = new List <float>();
List <float> listc = new List <float>();
List <float> listd = new List <float>();
try
{
mbSession.Write("smua.OUTPUT_DCVOLTS");
// mbSession.Write("smua.source.rangev = 5");
for (int i = 1; i < 102; i++)
{
float levelv = (0.001f * i) - 0.051f;
string mbstring = "smua.source.levelv=" + levelv.ToString("0.###");
mbSession.Write(mbstring);
mbSession.Write("smua.OUTPUT_ON");
string voltage = mbSession.Query("smua.measure.i()");
mbSession.Write("smua.OUTPUT_OFF");
lista.Add(levelv);
listb.Add(Convert.ToSingle(voltage));
}
for (int i = 0; i < 101; i++)
{
float levelv = (i) * 0.02f;
string mbstring = "smua.source.levelv=" + levelv.ToString("0.###");
mbSession.Write(mbstring);
mbSession.Write("smua.OUTPUT_ON");
string voltage = mbSession.Query("smua.measure.i()");
mbSession.Write("smua.OUTPUT_OFF");
listc.Add(levelv);
listd.Add(Convert.ToSingle(voltage));
}
float[] aArrayn = lista.ToArray();
float[] bArrayn = listb.ToArray();
float[] cArrayn = listc.ToArray();
float[] dArrayn = listd.ToArray();
Stream myStream;
SaveFileDialog saveFileDialog1 = new SaveFileDialog();
saveFileDialog1.Filter = "Comma separated (*.csv)|*.csv";
saveFileDialog1.FilterIndex = 1;
saveFileDialog1.RestoreDirectory = true;
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
if ((myStream = saveFileDialog1.OpenFile()) != null)
{
var extension = Path.GetExtension(saveFileDialog1.FileName);
switch (extension.ToLower())
{
case ".csv":
StreamWriter wText = new StreamWriter(myStream);
wText.WriteLine(textBox1.Text);
for (int i = 0; i <= aArrayn.Length - 1; i++)
{
wText.WriteLine(Convert.ToString(aArrayn[i], CultureInfo.InvariantCulture) + ',' + Convert.ToString(bArrayn[i], CultureInfo.InvariantCulture) + "," + Convert.ToString(cArrayn[i], CultureInfo.InvariantCulture) + ',' + Convert.ToString(dArrayn[i], CultureInfo.InvariantCulture));
}
wText.Flush();
wText.Close();
break;
default:
throw new ArgumentOutOfRangeException(extension);
}
}
}
}
catch (Exception ex)
{}
}
private void Run()
{
try
{
DialogResult dr;
try
{
// Create driver instance
CNT = (MessageBasedSession)ResourceManager.GetLocalManager().Open(Form1.addr_CNT);
}
catch
{
MessageBox.Show("Проверьте физическое и программное подключение частотомера к компьютеру", "Внимание", MessageBoxButtons.OK);
m_DrawGraphicOnForm.EndCalculate();
return;
}
try
{
// Create driver instance
VAC = (MessageBasedSession)ResourceManager.GetLocalManager().Open(Form1.addr_zva);
}
catch
{
MessageBox.Show("Проверьте физическое и программное подключение анализатора цепей к компьютеру", "Внимание", MessageBoxButtons.OK);
m_DrawGraphicOnForm.EndCalculate();
return;
}
CNT.Timeout = 20000;
VAC.Timeout = 20000;
CNT.Write("*RST");
VAC.Write("*RST");
VAC.Write($"SENS:SWE:TYPE CW");
CNT.Write($"SENS:ACQ:APER 300ms");
VAC.Write("SOUR1:POW 3");
string str1;
string result;
bool IsCanalA = false;
bool IsCanalB = false;
if (Form1.freqList_freq[0] <= 0.00001)
{
MessageBox.Show("Некорректно задана измеряемая частота (за нижним пределом диапазона частот стенда)", "Внимание");
if (CNT != null)
{
// Close the driver
CNT.Dispose();
}
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
if (Form1.freqList_freq[0] <= 0.3)
{
IsCanalA = true;
}
else if (Form1.freqList_freq[0] <= 40)
{
IsCanalB = true;
}
else
{
MessageBox.Show("Некорректно задана измеряемая частота (за верхним пределом диапазона частот стенда)", "Внимание");
if (CNT != null)
{
// Close the driver
CNT.Dispose();
}
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
string fileName = Form1.path + "\\" + String.Format("freq_{0}.txt", Form1.date.ToShortTimeString().Replace(":", " "));
StreamWriter sw = new StreamWriter(FileStream.Null);
try
{
sw = new StreamWriter(fileName);
}
catch
{
System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play();
MessageBox.Show("Отсутствуют права на запись файла по указанному пути, обратитесь к администратору", "Внимание", MessageBoxButtons.OK);
if (CNT != null)
{
// Close the driver
CNT.Dispose();
}
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
sw.WriteLine("Определение диапазона рабочих частот и относительной погрешности установки частоты источника выходного сигнала");
sw.WriteLine();
sw.WriteLine(String.Format("{0,20}", "f_уст, ГГц") + "\t" + String.Format("{0,20}", "f_изм, ГГц") + "\t" + String.Format("{0,20}", "Погрешн., отн.ед.") + "\t" + String.Format("{0,20}", "Доп.знач., отн.ед (±)") + "\t" + String.Format("{0,20}", "Соответ.?"));
sw.Flush();
Form1.IsRun = true;
sw.WriteLine();
for (int ii = 0; ii < Form1.count_port_freq; ii++)
{
IsCanalA = false;
IsCanalB = false;
sw.WriteLine();
sw.WriteLine("Порт {0}", Form1.number_port_freq[ii]);
if (Form1.freqList_freq[0] <= 0.3)
{
dr = MessageBox.Show(String.Format("Подключите ПОРТ_{0} анализатора цепей к входу А частотомера, после этого нажмите ОК", Form1.number_port_freq[ii]), "Внимание", MessageBoxButtons.OKCancel);
IsCanalA = true;
}
else
{
dr = MessageBox.Show(String.Format("Подключите ПОРТ_{0} анализатора цепей к входу C частотомера, после этого нажмите ОК", Form1.number_port_freq[ii]), "Внимание", MessageBoxButtons.OKCancel);
IsCanalB = true;
}
if (dr == DialogResult.Cancel)
{
sw.Close();
Form1.IsRun = false;
if (CNT != null)
{
// Close the driver
CNT.Dispose();
}
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
dr = MessageBox.Show("Процедура поверки по частоте закончена. Просмотреть результаты?", "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.OK)
{
Process.Start(fileName);
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
for (int i = 0; i < Form1.freqList_freq.Length; i++)
{
if (!Form1.IsRun)
{
sw.Close();
Form1.IsRun = false;
if (CNT != null)
{
// Close the driver
CNT.Dispose();
}
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
dr = MessageBox.Show("Процедура поверки по частоте закончена. Просмотреть результаты?", "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.OK)
{
Process.Start(fileName);
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
if (i != 0)
{
if (Form1.freqList_freq[i] <= 0.3)
{
}
else if (Form1.freqList_freq[i] > 0.3 && Form1.freqList_freq[i] <= 40)
{
if (!IsCanalB)
{
dr = MessageBox.Show(String.Format("Подключите ПОРТ_{0} анализатора цепей к входу C частотомера, после этого нажмите ОК", Form1.number_port_freq[ii]), "Внимание", MessageBoxButtons.OKCancel);
IsCanalB = true;
if (dr == DialogResult.Cancel)
{
if (CNT != null)
{
// Close the driver
CNT.Dispose();
}
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
sw.Close();
Form1.IsRun = false;
dr = MessageBox.Show("Процедура поверки по частоте закончена. Просмотреть результаты?", "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.OK)
{
Process.Start(fileName);
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
}
}
else
{
MessageBox.Show("Некорректно задана измеряемая частота или измеряемая мощность (за диапазоном частот стенда)", "Внимание");
sw.Close();
Form1.IsRun = false;
dr = MessageBox.Show("Процедура поверки по частоте закончена. Просмотреть результаты?", "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.OK)
{
Process.Start(fileName);
}
if (CNT != null)
{
// Close the driver
CNT.Dispose();
}
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
}
switch (Form1.number_port_freq[ii])
{
case (1):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S11'");
break;
case (2):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S22'");
break;
case (3):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S33'");
break;
case (4):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S44'");
break;
}
VAC.Write($"SENS:FREQ {Form1.freqList_freq[i] * Math.Pow(10, 9)}");
Thread.Sleep(100);
if (Form1.freqList_freq[i] <= 0.3)
{
str1 = CNT.Query("MEAS:FREQ? (@1)n").Replace("\n", "").Replace(".", ",");
CNT.Write($"SENS:ACQ:APER 100ms");
str1 = CNT.Query("READ:FREQ? (@1)n").Replace("\n", "").Replace(".", ",");
}
else
{
str1 = CNT.Query("MEAS:FREQ? (@3)n").Replace("\n", "").Replace(".", ",");
CNT.Write($"SENS:ACQ:APER 100ms");
str1 = CNT.Query("READ:FREQ? (@3)n").Replace("\n", "").Replace(".", ",");
}
str1 = (Convert.ToDouble(str1) * Math.Pow(10, -9)).ToString();
if (Math.Abs(((Form1.freqList_freq[i] - Convert.ToDouble(str1)) / (Form1.freqList_freq[i]))) <= 8 * Math.Pow(10, -6))
{
result = "Да";
}
else
{
result = "Нет";
}
sw.WriteLine(String.Format("{0,20}", (Form1.freqList_freq[i]).ToString()) + "\t" + String.Format("{0,20}", str1) + "\t" + String.Format(CultureInfo.InvariantCulture, "{0,20:0.###E+00}", (Form1.freqList_freq[i] - Convert.ToDouble(str1)) / (Form1.freqList_freq[i])) + "\t" + String.Format("{0,20}", "8E-06") + "\t" + String.Format("{0,20}", result));
m_DrawGraphicOnForm.DrawGraphic(false);
}
}
Form1.IsRun = false;
sw.Close();
System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play();
dr = MessageBox.Show("Процедура поверки по частоте закончена. Просмотреть результаты?", "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.OK)
{
Process.Start(fileName);
}
//Освобождаем ресурсы
m_DrawGraphicOnForm.DrawGraphic(true);
m_DrawGraphicOnForm.EndCalculate();
sw.Close();
}
catch (Exception ex)
{
//Освобождаем ресурсы
m_DrawGraphicOnForm.DrawGraphic(true);
m_DrawGraphicOnForm.EndCalculate();
Form1.IsRun = false;
System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play();
MessageBox.Show("Нарушение инструкции измерений, повторите попытку поверки по частоте еще раз", "Внимание");
}
}
private void Run1()
{
try
{
DialogResult dr;
try
{
// Create driver instance
VAC = (MessageBasedSession)ResourceManager.GetLocalManager().Open(Form1.addr_zva);
}
catch
{
MessageBox.Show("Проверьте физическое и программное подключение анализатора цепей к компьютеру", "Внимание", MessageBoxButtons.OK);
m_DrawGraphicOnForm.EndCalculate();
return;
}
VAC.Timeout = 20000;
VAC.Write("*RST");
VAC.Write("SWE:POIN 1000");
VAC.Write("BWID 10");
double[] freqList = { 0.1, 0.7, 2, 13, 24.0 };
int[] dopusk = { -80, -110, -115, -110 };
double[] result_noise = new double[6];
string fileName = Form1.path + "\\" + String.Format("noise_{0}.txt", Form1.date.ToShortTimeString().Replace(":", " "));
StreamWriter sw = new StreamWriter(FileStream.Null);
try
{
sw = new StreamWriter(fileName);
}
catch
{
System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play();
MessageBox.Show("Отсутствуют права на запись файла по указанному пути, обратитесь к администратору", "Внимание", MessageBoxButtons.OK);
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
sw.WriteLine("Определение уровня собственных шумов анализатора");
sw.WriteLine();
sw.WriteLine(String.Format("{0,20}", "f1, ГГц") + "\t" + String.Format("{0,20}", "f2, ГГц, дБм") + "\t" + String.Format("{0,20}", "Шум, дБм") + "\t" + String.Format("{0,20}", "Допуск. (макс), дБм") + "\t" + String.Format("{0,20}", "Соответ.?"));
sw.Flush();
double[] data = null;
double[] data_X = null;
dr = MessageBox.Show(String.Format("Подключите согласованные нагрузки ко всем портам анализатора цепей, после этого нажмите ОК"), "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.Cancel)
{
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
sw.Close();
m_DrawGraphicOnForm.EndCalculate();
return;
}
Form1.IsRun = true;
for (int ii = 0; ii < Form1.count_port_noise; ii++)
{
if (!Form1.IsRun)
{
sw.Close();
Form1.IsRun = false;
if (VAC != null)
{
// Close the driver
VAC.Dispose();
}
dr = MessageBox.Show("Процедура поверки по частоте закончена. Просмотреть результаты?", "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.OK)
{
Process.Start(fileName);
}
m_DrawGraphicOnForm.EndCalculate();
return;
}
sw.WriteLine();
sw.WriteLine("Порт {0}", Form1.number_port_noise[ii]);
System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play();
switch (Form1.number_port_noise[ii])
{
case (1):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S21'");
break;
case (2):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S12'");
break;
case (3):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S43'");
break;
case (4):
VAC.Write(@"CALC1:PAR:MEAS 'Trc1', 'S34'");
break;
}
Thread.Sleep((int)(1.1 * Convert.ToDouble(VAC.Query("SWE:TIME?").Replace("\n", ""), provider) * 1000));
string[] str_data = VAC.Query("CALC1:DATA? FDAT").Split(',');
data = new double[str_data.Length];
data_X = new double[str_data.Length];
for (int iii = 0; iii < str_data.Length; iii++)
{
data[iii] = Convert.ToDouble(str_data[iii], provider);
data_X[iii] = freqList[0] + iii * (freqList[freqList.Length - 1] - freqList[0]) / 1000.0;
}
int number = 0;
double mean = 0;
int cout_mean = 0;
string results = "Нет";
for (int ll = 1; ll < freqList.Length; ll++)
{
mean = 0;
cout_mean = 0;
for (int l = number + 1; l < data_X.Length; l++)
{
if (data_X[l] >= freqList[ll - 1])
{
for (int j = number; j <= l; j++)
{
mean += data[j];
cout_mean++;
}
mean = mean / cout_mean;
mean -= 10;
number = l;
if (mean <= dopusk[ll - 1])
{
results = "Да";
}
else
{
results = "Нет";
}
break;
}
}
sw.WriteLine(String.Format("{0,20}", freqList[ll - 1].ToString()) + "\t" + String.Format("{0,20}", freqList[ll].ToString()) + "\t" + String.Format("{0,20}", (mean).ToString()) + "\t" + String.Format("{0,20}", (dopusk[ll - 1]).ToString()) + "\t" + String.Format("{0,20}", results));
}
sw.Flush();
m_DrawGraphicOnForm.DrawGraphic(false);
}
Form1.IsRun = false;
sw.Close();
//Освобождаем ресурсы
m_DrawGraphicOnForm.DrawGraphic(true);
m_DrawGraphicOnForm.EndCalculate();
System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play();
dr = MessageBox.Show("Процедура поверки по уровню шумов закончена. Просмотреть результаты?", "Внимание", MessageBoxButtons.OKCancel);
if (dr == DialogResult.OK)
{
Process.Start(fileName);
}
}
catch (Exception ex)
{
//Освобождаем ресурсы
m_DrawGraphicOnForm.DrawGraphic(true);
m_DrawGraphicOnForm.EndCalculate();
Form1.IsRun = false;
System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play(); System.Media.SystemSounds.Beep.Play();
MessageBox.Show("Нарушение инструкции измерений, повторите попытку поверки по уровню шумов еще раз", "Внимание");
}
}
public string Query(string cmd)
{
mSession.Write("SYSTem:REMote");
return(mSession.Query(cmd));
}
public string Query(string command)
{
return(Connector.Query(command + "\r\n"));
}
public override bool Init()
{
try
{
HardwareCfgManager hardwareCfg = ConfigMgr.HardwareCfgMgr;
if (Config.ConnectMode.ToUpper() == @"COMPORT")
{
foreach (var it in hardwareCfg.Comports)
{
if (it.PortName == Config.PortName)
{
comportCfg = it;
}
}
comPort = new System.IO.Ports.SerialPort();
if (comPort != null && comportCfg != null)
{
GetPortProfileData(comportCfg);
comPort.PortName = comportData.Port;
comPort.BaudRate = comportData.BaudRate;
comPort.Parity = comportData.parity;
comPort.StopBits = comportData.stopbits;
comPort.DataBits = comportData.DataBits;
comPort.ReadTimeout = comportData.Timeout;
comPort.WriteTimeout = comportData.Timeout;
if (comPort.IsOpen)
{
comPort.Close();
}
comPort.Open();
return(comPort.IsOpen);
}
return(false);
}
else if (Config.ConnectMode.ToUpper() == @"NIVISA")
{
foreach (var it in hardwareCfg.NIVisas)
{
if (it.PortName == Config.PortName)
{
nivisaCfg = it;
}
}
if (nivisaCfg != null)
{
string[] resources = ResourceManager.GetLocalManager().FindResources(nivisaCfg.KeyWord1);
foreach (var res in resources)
{
if (res.Contains(nivisaCfg.KeyWord2))
{
session = ResourceManager.GetLocalManager().Open(resources[0].ToString()) as MessageBasedSession;
}
}
string str = session.Query("READ?");
return(session != null);
}
}
return(false);
}
catch (Exception ex)
{
return(false);
}
}
