%检查的蓝牙协议的通信工具库%安金宝app装支持包。comm金宝appSupportPackageCheck (“蓝牙”);

rxPerformanceTest =“互调”;%选择一个从集合{“C /我”、“阻塞”,“互调”}%选择体育传播模式按蓝牙RF-PHY测试规范phyMode =“LE1M”;% {LE1M、LE2M LE500K, LE125K}为C / I% {LE1M, LE2M}阻塞和互调%选择频率IUT基于性能测试和操作%的通用访问配置文件(GAP)的作用(s)如下表所示。% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -%操作|外围和中心设备|广播和观察者设备|%频率| | |% (MHz) | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |% | C /我堵住| |互调| C /我堵住| |互调|% - - - - - - - - - - - | - - - | - - - - - - - - - - - | - - - - - - - - - - - - - - - - - - | - - - | - - - - - - - - - - - | - - - - - - - - - - - - - - - - - |最低% | 2406 | - | 2402 | 2402 | 2402 | - |中间% | 2440 | 2426 | 2440 | 2426 | 2426 | 2426 |最高% | 2476 | - | 2480 | 2480 | 2480 | - |% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -Fc = 2426 e6;%在赫兹的频率payloadLength =37;%载荷字节长度,必须在[37255]sps = 40;%每个符号的样本数量%计算采样率在赫兹基于体育传播模式Rsym = 1 e6;如果比较字符串(phyMode“LE2M”)Rsym = 2 e6;结束Fs = Rsym * sps;

%生成想要的信号总是PRBS9调制载波%的有效载荷payloadTypeWanted = 0;%有效载荷类型PRBS9序列wantedWaveform = helperBLETestWaveform (phyMode payloadTypeWanted payloadLength, sps);% # 1产生干扰信号的调制载波% PRBS15载荷payloadTypeInterference = 3;%有效载荷类型PRBS15序列interferenceWaveform1 = helperBLETestWaveform (phyMode payloadTypeInterference payloadLength, sps);

%的插值因素上转换BLE射频频段%(2485年2400 e6 e6)interpFactor =装天花板(2 * 2485 e6 / Fs);%创建一个数字升频器系统对象upConv = dsp.DigitalUpConverter (…“InterpolationFactor”interpFactor,…“SampleRate”Fs,…“带宽”2 e6,…“StopbandAttenuation”44岁的…“PassbandRipple”,0.5,…“CenterFrequency”、Fc);% Upconvert通频带的基带波形wantedWaveformUp = upConv ([wantedWaveform; 0 (8 * sps, 1)]);

(α,β,γ,interferenceFreq1 interferenceFreq2] =…helperBLETestParamGenerate (rxPerformanceTest Fc, phyMode);

pktCnt = 10;%的数据包数量maxInterferenceParams = min(长度(interferenceFreq1), pktCnt);%用于模拟干扰参数的最大数量%重复所有干扰参数,这样可以平均每结束%整个选择接收机的干扰频率范围%的性能测试。repFact =装天花板(pktCnt / maxInterferenceParams);%重复的因素betaRep = repmat(βrepFact 1);gammaRep = repmat(γrepFact 1);interferenceFreq1Rep = repmat (interferenceFreq1 repFact 1);interferenceFreq2Rep = repmat (interferenceFreq2 repFact 1);

% Upconvert和存储干扰波形# 1基于缓冲区%的大小,以便存储干扰波形可以重用%的数据包数超过缓冲区的大小。interferenceWaveform1Up = 0(长度(wantedWaveformUp), maxInterferenceParams);如果任何(strcmp (rxPerformanceTest, {“C /我”,“互调”}))为i = 1: maxInterferenceParams释放upConv (upConv)。CenterFrequency = interferenceFreq1Rep(我);interferenceWaveform1Up(:,我)= upConv ([interferenceWaveform1; 0 (8 * sps, 1)]);结束结束%初始化一个变量为重用的干扰波形# 1j =快速眼动(1:pktCnt, maxInterferenceParams);j (j = = 0) = maxInterferenceParams;%创建一个数字转换器系统对象downConv = dsp.DigitalDownConverter (…“DecimationFactor”interpFactor,…“SampleRate”Fs * interpFactor,…“带宽”2 e6,…“StopbandAttenuation”44岁的…“PassbandRipple”,0.5,…“CenterFrequency”、Fc);%创建自动增益控制系统对象agc = comm.AGC (“DesiredOutputPower”1);%创建一个热噪声系统对象NF = 12;%噪声图(dB)thNoise = comm.ThermalNoise (“NoiseMethod”,“噪声图”,…“SampleRate”,interpFactor * Fs,…“NoiseFigure”、NF);%的时间向量生成正弦信号即未调制的干涉。% # 2干扰信号。t =(0:(长度(wantedWaveformUp) 1))。/ (interpFactor * Fs);pktLost = 0;%初始化计数器为我= 1:pktCnt%产生干扰波形正弦# 2%未调制的信号。sqrt(2)因素确保的力量%正弦信号是标准化的。interferenceWaveform2 = sqrt (2) * sin(2 *π* interferenceFreq2Rep(我)* t);%添加想要的信号干扰信号rxWaveform =α* wantedWaveformUp + betaRep(我)* interferenceWaveform1Up (:, j (i)) + gammaRep (i) * interferenceWaveform2;chanOut = thNoise(复杂的(rxWaveform));%添加热噪声信号downConvOut = downConv(真正的(chanOut));%完成频率转换agcOut = agc (downConvOut);%应用自动增益控制(有效载荷,accessAddr) = bleIdealReceiver (agcOut,“模式”phyMode,…“SamplesPerSymbol”,sps);%提取消息信息[crcFail, pdu] = helperBLETestPacketValidate(有效载荷,accessAddr);%验证BLE测试包pktLost = pktLost + crcFail;结束%确定每每= pktLost / pktCnt;

%设置频谱查看器spectrumScope = dsp.SpectrumAnalyzer (…“SampleRate”,interpFactor * Fs,…“SpectralAverages”10…“YLimits”(-160 0),…“标题”,想要和干扰信号的频谱,…“SpectrumUnits”,dBm的,…“NumInputPorts”2,…“ChannelNames”,{“想要的信号”,干扰信号的},…“ShowLegend”,真的,…“FrequencySpan”,启动和停止的频率的,…“StartFrequency”2400 e6,…“StopFrequency”2485 e6,…“RBWSource”,“属性”,…“RBW”1 e5,…“PlotAsTwoSidedSpectrum”、假);如果比较字符串(rxPerformanceTest“C /我”)spectrumScope(α* wantedWaveformUp betaRep(结束)* interferenceWaveform1Up(:,结束)elseif比较字符串(rxPerformanceTest“阻止”)spectrumScope。StartFrequency = 30 e6;spectrumScope(α* wantedWaveformUp gammaRep(结束)* interferenceWaveform2)其他的spectrumScope。NumInputPorts = 3;spectrumScope。ChannelNames = {“想要的信号”,的干扰信号# 1,“干扰信号# 2”};spectrumScope(α* wantedWaveformUp betaRep(结束)* interferenceWaveform1Up(:,结束),gammaRep(结束)* interferenceWaveform2)结束

berTable = (0.1 - 0.064 0.034 - 0.017) * 0.01;如果(payloadLength < = 37) refBER = berTable (1);elseif(payloadLength < = 63) refBER = berTable (2);elseif(payloadLength < = 127) refBER = berTable (3);其他的refBER = berTable (4);结束accessAddLen = 4;%访问地址长度字节crcLengthBytes = 3;% CRC长度字节pduHeaderLen = 2;%头长度字节refPER = 1 - (1-refBER) ^ ((payloadLength + accessAddLen + pduHeaderLen + crcLengthBytes) * 8);流(有效载荷的测量每和参考% f % d个字节的长度,分别% f。\ n”,每payloadLength refPER);

如果每个< = refPER流(“% s性能测试通过。\ n”,rxPerformanceTest);其他的流(“% s性能测试失败了。\ n”,rxPerformanceTest);结束