using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Tps_LQ_Transmitter.com;
namespace Tps_LQ_Transmitter.models
{
class NoisePowerDensity: BaseModel
{
public NoisePowerDensity()
{
TemplateName = "噪声功率谱密度测试";
}
///
/// 噪声功率谱密度测试
///
public override bool Run(TestNode parameters)
{
double ChannelPower, ChannelPowerDensity;
//获取仪器
var SA = this.tps.GetDevice("频谱仪");
//TransmitterSerialPort SerialClient = new TransmitterSerialPort();
OutData Data = new OutData();
DataType NoisePowerPrint = new DataType();
if (SA == null)
{
ShowMessage(MsgType.Error, string.Format("仪器不齐全,{0}/{1}无法运行", parameters.Channel, parameters.Name));
return false;
}
ConfigParameter PowerPara = new ConfigParameter();
//PowerPara.StepFrequency = 0;
//PowerPara.ComPort = parameters.Parameters.GetParameter("串口");
PowerPara.OutLoss = parameters.Parameters.GetParameter("输出损耗");
//PowerPara.StartFrequency = parameters.Parameters.GetParameter("起始频率");
//PowerPara.StepFrequency = parameters.Parameters.GetParameter("频率步进");
//PowerPara.FrequencyNumber = parameters.Parameters.GetParameter("频点数量");
//PowerPara.StopFrequency = parameters.Parameters.GetParameter("终止频率");
// PowerPara.SPAN = parameters.Parameters.GetParameter("扫描带宽(SPAN)");
PowerPara.CHSPAN = parameters.Parameters.GetParameter("通道扫描带宽(SPAN)");
PowerPara.ACHBand = parameters.Parameters.GetParameter("通道带宽");
PowerPara.REF = parameters.Parameters.GetParameter("参考电平(REF)");
PowerPara.RBW = parameters.Parameters.GetParameter("分辨率带宽(RBW)");
PowerPara.VBW = parameters.Parameters.GetParameter("视频带宽(VBW)");
//PowerPara.ControlDelay = parameters.Parameters.GetParameter("控制延时");
PowerPara.NoisePowerUpper = parameters.Parameters.GetParameter("噪声功率谱密度上限");
if ( (PowerPara.CHSPAN == null) || (PowerPara.ACHBand == null) || (PowerPara.REF == null) || (PowerPara.RBW == null) || (PowerPara.VBW == null) || (PowerPara.NoisePowerUpper == 0))
{
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));
return false;
}
//if (PowerPara.ControlDelay == 0)
//{
// PowerPara.ControlDelay = 10;
//}
SA.Write("仪器复位"); SA.Query("OPC");
SA.Write("RBW", PowerPara.RBW); SA.Query("OPC");
SA.Write("VBW", PowerPara.VBW); SA.Query("OPC");
SA.Write("设置通道功率模式"); SA.Query("OPC");
if (SA.Query("IDN").Contains("N9030"))//N9030A型号频谱仪
{
SA.Write("设置通道REF", "-20"); SA.Query("OPC");
SA.Write("ATT", "2"); SA.Query("OPC");
}
else
{
SA.Write("REF", "-20"); SA.Query("OPC");
SA.Write("MARK打开", "1"); SA.Query("OPC");
SA.Write("ATT", "5"); SA.Query("OPC");
SA.Write("SPAN", PowerPara.CHSPAN); SA.Query("OPC");
}
SA.Write("设置通道带宽", PowerPara.ACHBand); SA.Query("OPC");//设置完设置通道带宽后,设置通道SPAN会变,所以通道SPAN放在通道带宽后
if (SA.Query("IDN").Contains("N9030"))//N9030A型号频谱仪
{
SA.Write("设置通道SPAN", PowerPara.CHSPAN); SA.Query("OPC");
}
//if ((PowerPara.FrequencyNumber != 0) && (PowerPara.FrequencyNumber != 1) && (PowerPara.StepFrequency == 0))
//{
// PowerPara.StepFrequency = ((int)(((PowerPara.StopFrequency - PowerPara.StartFrequency) / (PowerPara.FrequencyNumber - 1)) * 100)) / 100;
//}
//if (PowerPara.StepFrequency != 0)
//{
// PowerPara.FrequencyNumber = ((int)((PowerPara.StopFrequency - PowerPara.StartFrequency) / PowerPara.StepFrequency)) + 1;
//}
//double CenterFreq;
Data.NoisePower = new string[parameters.PointTotal];
// for (int point = 0;; point++)
{
//CenterFreq = PowerPara.StartFrequency + PowerPara.StepFrequency * point;
//if (CenterFreq > PowerPara.StopFrequency || (PowerPara.FrequencyNumber == 1 && point == 1))
//{
// break;
//}
// 控制
// SerialClient.DUT_Transmitter_Ctrol(PowerPara.ComPort, Convert.ToByte(point + 1));
// Thread.Sleep(PowerPara.ControlDelay);//单位ms
SA.Write("CENTER", parameters.CenterFreq.ToString()); SA.Query("OPC");
SA.Write("单次扫描"); SA.Query("OPC");
if (SA.Query("IDN").Contains("N9030"))//N9030A型号频谱仪
{
ChannelPowerDensity = double.Parse(SA.Query("读通道噪声功率谱密度"));
NoisePowerPrint.TestVal = Math.Round(ChannelPowerDensity, 2);
}
else
{
ChannelPower = double.Parse(SA.Query("读通道功率"));
NoisePowerPrint.TestVal = Math.Round(ChannelPower - 10 * Math.Log10(double.Parse(PowerPara.ACHBand) * 1000), 2);
}
NoisePowerPrint.Test_name = parameters.Channel + "-噪声功率谱密度(dBm/Hz)-" + parameters.CenterFreq.ToString() + "MHz";
NoisePowerPrint.Upper = PowerPara.NoisePowerUpper;
if ( NoisePowerPrint.TestVal <= NoisePowerPrint.Upper)
{
NoisePowerPrint.Result = "是";
}
else
{
NoisePowerPrint.Result = "否";
}
tps.TestTableAddCell(NoisePowerPrint.Test_name, "/", NoisePowerPrint.Upper.ToString(), NoisePowerPrint.TestVal.ToString(), NoisePowerPrint.Result);
//if (parameters.Channel == "通道1")
//{
// //tps.SetTestTableCellValue(point, 9, NoisePowerPrint.Result ,NoisePowerPrint.TestVal);
//}
//else if (parameters.Channel == "通道2")
//{
// //tps.SetTestTableCellValue(point + 15, 9, NoisePowerPrint.Result ,NoisePowerPrint.TestVal);
//}
}
if (SA.Query("IDN").Contains("N9030"))//N9030A型号频谱仪
{
SA.Write("设置频谱测试模式"); SA.Query("OPC");
}
else
{
SA.Write("设置MARK为常规", "1"); SA.Query("OPC");
SA.Write("关闭所有MARK"); SA.Query("OPC");
}
return true;
}
public void PsaPeakValue_Tracedata(AppLibs.Devices.IVISA psa, out double Y_Maxvalue, out double X_Maxvalue, bool IsReturnX = false)
{
System.Threading.Thread.Sleep(20);
X_Maxvalue = 0;
Y_Maxvalue = 0;
psa.Write("单次扫描");
psa.Query("OPC");
string tracedata = psa.Query("读曲线");
string[] tracedatas = tracedata.Split(',');
double[] tracedata_double = new double[tracedatas.Length];
for (int i = 0; i < tracedatas.Length; i++)
{
tracedata_double[i] = double.Parse(tracedatas[i]);
}
Y_Maxvalue = tracedata_double.Max();
if (IsReturnX)
{
int x = Array.IndexOf(tracedata_double, Y_Maxvalue);
double startfreq = double.Parse(psa.Query("读起始频率"));
double stopfreq = double.Parse(psa.Query("读截止频率"));
double counts = double.Parse(psa.Query("测试点数读取"));
X_Maxvalue = startfreq + (stopfreq - startfreq) * x / (counts - 1);
}
Y_Maxvalue = Math.Round(Y_Maxvalue, 3);
}
public class ConfigParameter
{
///
/// 串口
///
public string ComPort { set; get; }
///
/// 输出损耗
///
public double OutLoss { set; get; }
///
/// 产品测试的起始频率
///
public double StartFrequency { set; get; }
///
/// 产品测试的频率步进
///
public double StepFrequency { set; get; }
///
/// 产品测试的频点数量
///
public int FrequencyNumber { set; get; }
///
/// 产品的工作频带上限(终止频率)
/// 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
///
public double StopFrequency { set; get; }
///
///设置频谱仪的SPAN
///
public string SPAN { set; get; }
///
///设置频谱仪的通道SPAN
///
public string CHSPAN { set; get; }
///
/// 通道带宽
///
public string ACHBand { set; get; }
///
/// 设置参考电平
///
public string REF { set; get; }
///
/// 设置RBW
///
public string RBW { set; get; }
///
/// 设置VBW
///
public string VBW { set; get; }
///
/// 控制延时
///
public int ControlDelay { set; get; }
///
/// 噪声功率上限
///
public double NoisePowerUpper{set;get;}
}
public class OutData
{
///
///噪声功率谱密度
///
public string[] NoisePower { set; get; }
}
//public class DataType
//{
// ///
// /// 测试名称
// ///
// public string Test_name { set; get; }
// ///
// /// 指标下限
// ///
// public double Lower { set; get; }
// ///
// /// 指标上限
// ///
// public double Upper { set; get; }
// ///
// /// 测试值
// ///
// public double TestVal { set; get; }
// ///
// /// 判断结果
// ///
// public bool Result { set; get; }
//}
}
}