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Grundlegendes zur CADENCE Software - Lehrstuhl für ...

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See the Spectre Circuit Simulator User Guide and SourceLink Solution 1834641 for more information. To<br />

access this solution, type 1834641 in the Search field at the top of the main SourceLink window, select<br />

Solutions from the Select Document Type(s) scroll box, and click the Search button.<br />

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To save the Spectre log file for different simulation runs, add the following line to your ¤ file:<br />

¤¤ <br />

where <br />

is the number of log files you want to save. For example, if this is set to 5, the first five simulation<br />

results will be saved in separate directories. If you go to the<br />

¤¤¤¤¤<br />

directory, you will see directories named 1, 2, 3, 4, and schematic. The directory named 1 will store the first<br />

simulation result and the directory named 2 will store the second simulation result, and so on. By using this<br />

option, you can save the spectre.out file for each simulation without overwriting it.<br />

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You can output Spectre data in ASCII format in any one of the following ways:<br />

• Setting an option in standalone Spectre<br />

• Performing a postprocessing job<br />

Setting an option in standalone Spectre<br />

For a specific run of standalone Spectre, edit the runSpectre file in your netlist directory and change the<br />

format option to any one of the following formats:<br />

• psfascii (Cadence parameter storage format (PSF)-ASCII)<br />

• wsfascii (Cadence waveform storage format (WSF)-ASCII)<br />

• nutascii (Nutmeg-ASCII (SPICE3 standard output))<br />

To make this a default option for all your simulations, specify the following in your .cshrc file:<br />

14

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