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73 lines
1.8 KiB
73 lines
1.8 KiB
<?php $page = 'fft'; include "_start.php"; ?>
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<h1>FFT</h1>
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<div class="Box center" id="samp-ctrl">
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<div>
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<label for="count">Bins</label>
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<label for="count" class="select-wrap">
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<select name="count" id="count">
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<option value="16">8
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<option value="32">16
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<option value="64">32
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<option value="128">64
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<option value="256">128
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<option value="512">256
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<option value="1024">512
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<option value="2048" selected>1024
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</select>
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</label>
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</div>
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<div>
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<label for="freq">f<sub>bw</sub> <span class="mq-normal-min nb">=</span><span class="mq-tablet-max nb">(Hz)</span></label>
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<input id="freq" type="number" value="2048">
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<span class="mq-normal-min">Hz</span>
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</div>
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<div>
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<a id="load" class="button btn-green">Load</a>
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</div>
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</div>
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<div class="Box medium chartbox">
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<div id="chart" class="ct-chart ct-wide ct-with-area"></div>
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<div class="stats invis">
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<table>
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<tr>
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<th>Samples</th>
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<td id="stat-count"></td>
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</tr>
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<tr>
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<th>f<sub>s</sub></th>
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<td id="stat-f-s"></td>
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</tr>
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<tr>
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<th>I<sub>peak</sub></th>
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<td id="stat-i-peak"></td>
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</tr>
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<tr>
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<th>I<sub>RMS</sub></th>
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<td id="stat-i-rms"></td>
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</tr>
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</table>
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<div class="ar"><!-- auto reload -->
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<input type="number" id="ar-time" step="100" value="1000" min="0"> ms
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<input type="button" id="ar-btn" class="btn-blue narrow" value="Auto">
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</div>
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</div>
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</div>
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<div class="Box chartexport hidden">
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Copy:
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<a data-sep="space">1·2·3</a>
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<a data-sep="comma">1,2,3</a>
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<a data-sep="newline">1↵2↵3</a>
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<a data-sep="fft-csv">CSV</a>
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<a data-sep="fft-json">JSON</a><br>
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<textarea id="copybox" class="hidden" readonly onfocus="this.select();" onmouseup="return false"></textarea>
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</div>
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<script>
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$().ready(page_waveform.init('fft'));
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</script>
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<?php include "_end.php"; ?>
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