NoisePowerDensity.cs 9.6 KB

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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5. using System.Threading;
  6. using System.Threading.Tasks;
  7. using Tps_LQ_Transmitter.com;
  8. namespace Tps_LQ_Transmitter.models
  9. {
  10. class NoisePowerDensity: BaseModel
  11. {
  12. public NoisePowerDensity()
  13. {
  14. TemplateName = "噪声功率谱密度测试";
  15. }
  16. /// <summary>
  17. /// 噪声功率谱密度测试
  18. /// </summary>
  19. public override bool Run(TestNode parameters)
  20. {
  21. double y_value, x_value;
  22. //获取仪器
  23. var SA = this.tps.GetDevice("频谱仪");
  24. TransmitterSerialPort SerialClient = new TransmitterSerialPort();
  25. OutData Data = new OutData();
  26. DataType NoisePowerPrint = new DataType();
  27. if (SA == null)
  28. {
  29. ShowMessage(MsgType.Error, string.Format("仪器不齐全,{0}/{1}无法运行", parameters.Channel, parameters.Name));
  30. return false;
  31. }
  32. ConfigParameter PowerPara = new ConfigParameter();
  33. PowerPara.ComPort = parameters.Parameters.GetParameter<string>("串口");
  34. PowerPara.OutLoss = parameters.Parameters.GetParameter<double>("输出损耗");
  35. PowerPara.StartFrequency = parameters.Parameters.GetParameter<double>("起始频率");
  36. PowerPara.StepFrequency = parameters.Parameters.GetParameter<double>("频率步进");
  37. PowerPara.FrequencyNumber = parameters.Parameters.GetParameter<int>("频点数量");
  38. PowerPara.StopFrequency = parameters.Parameters.GetParameter<double>("终止频率");
  39. PowerPara.SPAN = parameters.Parameters.GetParameter<string>("扫描带宽(SPAN)");
  40. PowerPara.REF = parameters.Parameters.GetParameter<string>("参考电平(REF)");
  41. PowerPara.RBW = parameters.Parameters.GetParameter<string>("分辨率带宽(RBW)");
  42. PowerPara.VBW = parameters.Parameters.GetParameter<string>("视频带宽(VBW)");
  43. PowerPara.ControlDelay = parameters.Parameters.GetParameter<int>("控制延时");
  44. PowerPara.NoisePowerUpper = parameters.Parameters.GetParameter<double>("噪声功率谱密度上限");
  45. if ((PowerPara.StartFrequency == 0) || ((PowerPara.StepFrequency == 0) && (PowerPara.FrequencyNumber == 0)) || (PowerPara.StopFrequency == 0)
  46. || (PowerPara.SPAN == null) || (PowerPara.REF == null) || (PowerPara.RBW == null) || (PowerPara.VBW == null) || (PowerPara.NoisePowerUpper == 0))
  47. {
  48. ShowMessage(MsgType.Error, string.Format("配置文件中频率参数为空,{0}/{1}无法运行", parameters.Channel, parameters.Name));
  49. return false;
  50. }
  51. if (PowerPara.ControlDelay == 0)
  52. {
  53. PowerPara.ControlDelay = 10;
  54. }
  55. SA.Write("仪器复位"); SA.Query("OPC");
  56. SA.Write("SPAN", PowerPara.SPAN); SA.Query("OPC");
  57. SA.Write("RBW", PowerPara.RBW); SA.Query("OPC");
  58. SA.Write("VBW", PowerPara.VBW); SA.Query("OPC");
  59. SA.Write("REF", PowerPara.REF); SA.Query("OPC");
  60. SA.Write("SingleOrCont", "0"); SA.Query("OPC");
  61. SA.Write("MARK打开", "1"); SA.Query("OPC");
  62. if ((PowerPara.FrequencyNumber != 0) && (PowerPara.FrequencyNumber != 1) && (PowerPara.StepFrequency == 0))
  63. {
  64. PowerPara.StepFrequency = ((int)(((PowerPara.StopFrequency - PowerPara.StartFrequency) / (PowerPara.FrequencyNumber - 1)) * 100)) / 100;
  65. }
  66. if (PowerPara.StepFrequency != 0)
  67. {
  68. PowerPara.FrequencyNumber = ((int)((PowerPara.StopFrequency - PowerPara.StartFrequency) / PowerPara.StepFrequency)) + 1;
  69. }
  70. double CenterFreq;
  71. Data.NoisePower = new string[PowerPara.FrequencyNumber];
  72. for (int point = 0;; point++)
  73. {
  74. CenterFreq = PowerPara.StartFrequency + PowerPara.StepFrequency * point;
  75. if (CenterFreq > PowerPara.StopFrequency || (PowerPara.FrequencyNumber == 1 && point == 1))
  76. {
  77. break;
  78. }
  79. // 控制
  80. SerialClient.DUT_Transmitter_Ctrol(PowerPara.ComPort, Convert.ToByte(point + 1));
  81. Thread.Sleep(PowerPara.ControlDelay);//单位ms
  82. SA.Write("CENTER", CenterFreq.ToString()); SA.Query("OPC");
  83. SA.Write("PEAK", "1"); SA.Query("OPC");
  84. SA.Write("设置MARK为NOISe","1"); SA.Query("OPC");
  85. Data.NoisePower[point] = SA.Query("读噪声功率谱密度", "1");
  86. NoisePowerPrint.Upper = PowerPara.NoisePowerUpper;
  87. NoisePowerPrint.TestVal = Math.Round(double.Parse(Data.NoisePower[point]),2) ;
  88. if ( NoisePowerPrint.TestVal <= NoisePowerPrint.Upper)
  89. {
  90. NoisePowerPrint.Result = true;
  91. }
  92. else
  93. {
  94. NoisePowerPrint.Result = false;
  95. }
  96. if (parameters.Channel == "通道1")
  97. {
  98. //tps.SetTestTableCellValue(point, 9, NoisePowerPrint.Result ,NoisePowerPrint.TestVal);
  99. }
  100. else if (parameters.Channel == "通道2")
  101. {
  102. //tps.SetTestTableCellValue(point + 15, 9, NoisePowerPrint.Result ,NoisePowerPrint.TestVal);
  103. }
  104. }
  105. SA.Write("设置MARK为常规", "1"); SA.Query("OPC");
  106. SA.Write("关闭所有MARK"); SA.Query("OPC");
  107. return true;
  108. }
  109. public void PsaPeakValue_Tracedata(AppLibs.Devices.IVISA psa, out double Y_Maxvalue, out double X_Maxvalue, bool IsReturnX = false)
  110. {
  111. System.Threading.Thread.Sleep(20);
  112. X_Maxvalue = 0;
  113. Y_Maxvalue = 0;
  114. psa.Write("单次扫描");
  115. psa.Query("OPC");
  116. string tracedata = psa.Query("读曲线");
  117. string[] tracedatas = tracedata.Split(',');
  118. double[] tracedata_double = new double[tracedatas.Length];
  119. for (int i = 0; i < tracedatas.Length; i++)
  120. {
  121. tracedata_double[i] = double.Parse(tracedatas[i]);
  122. }
  123. Y_Maxvalue = Math.Round(tracedata_double.Max(), 3);
  124. if (IsReturnX)
  125. {
  126. int x = Array.IndexOf(tracedata_double, Y_Maxvalue);
  127. double startfreq = double.Parse(psa.Query("读起始频率"));
  128. double stopfreq = double.Parse(psa.Query("读截止频率"));
  129. double counts = double.Parse(psa.Query("测试点数读取"));
  130. X_Maxvalue = startfreq + (stopfreq - startfreq) * x / (counts - 1);
  131. }
  132. }
  133. public class ConfigParameter
  134. {
  135. /// <summary>
  136. /// 串口
  137. /// </summary>
  138. public string ComPort { set; get; }
  139. /// <summary>
  140. /// 输出损耗
  141. /// </summary>
  142. public double OutLoss { set; get; }
  143. /// <summary>
  144. /// 产品测试的起始频率
  145. /// </summary>
  146. public double StartFrequency { set; get; }
  147. /// <summary>
  148. /// 产品测试的频率步进
  149. /// </summary>
  150. public double StepFrequency { set; get; }
  151. /// <summary>
  152. /// 产品测试的频点数量
  153. /// </summary>
  154. public int FrequencyNumber { set; get; }
  155. /// <summary>
  156. /// 产品的工作频带上限(终止频率)
  157. /// 功能:用于判断从起始频率按一定的步进测试是否超出产品工作频段上限
  158. /// </summary>
  159. public double StopFrequency { set; get; }
  160. /// <summary>
  161. ///设置频谱仪的SPAN
  162. /// </summary>
  163. public string SPAN { set; get; }
  164. /// <summary>
  165. /// 设置参考电平
  166. /// </summary>
  167. public string REF { set; get; }
  168. /// <summary>
  169. /// 设置RBW
  170. /// </summary>
  171. public string RBW { set; get; }
  172. /// <summary>
  173. /// 设置VBW
  174. /// </summary>
  175. public string VBW { set; get; }
  176. /// <summary>
  177. /// 控制延时
  178. /// </summary>
  179. public int ControlDelay { set; get; }
  180. /// <summary>
  181. /// 噪声功率上限
  182. /// </summary>
  183. public double NoisePowerUpper{set;get;}
  184. }
  185. public class OutData
  186. {
  187. /// <summary>
  188. ///噪声功率谱密度
  189. /// </summary>
  190. public string[] NoisePower { set; get; }
  191. }
  192. public class DataType
  193. {
  194. /// <summary>
  195. /// 测试名称
  196. /// </summary>
  197. public string Test_name { set; get; }
  198. /// <summary>
  199. /// 指标下限
  200. /// </summary>
  201. public double Lower { set; get; }
  202. /// <summary>
  203. /// 指标上限
  204. /// </summary>
  205. public double Upper { set; get; }
  206. /// <summary>
  207. /// 测试值
  208. /// </summary>
  209. public double TestVal { set; get; }
  210. /// <summary>
  211. /// 判断结果
  212. /// </summary>
  213. public bool Result { set; get; }
  214. }
  215. }
  216. }