st(<span class="string">'start'</span>)
0072                 Data=Data(start:stop);
0073             <span class="keyword">end</span>
0074             <span class="keyword">if</span> exist(<span class="string">'DownSample'</span>) &amp; DownSample &gt; 1
0075                 Header.xIncrement=Header.xIncrement*DownSample;
0076                 Data=resample(Data,1,DownSample);
0077                 fs=1/Header.xIncrement/DownSample;
0078             <span class="keyword">else</span>
0079                 fs=1/