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I new to hspice, i searched on the hspice docs, but still cannot clear about this option. What does this option actually effect on simulation.

.param dummy=1
.dc dummy 1 1 1

Please help me on this! Thanks very much!

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closed as unclear what you're asking by Daniel Grillo, JRE, nidhin, jippie, Robherc KV5ROB Mar 3 '16 at 21:45

Please clarify your specific problem or add additional details to highlight exactly what you need. As it's currently written, it’s hard to tell exactly what you're asking. See the How to Ask page for help clarifying this question. If this question can be reworded to fit the rules in the help center, please edit the question.

  • \$\begingroup\$ I am confused, what's the problem? \$\endgroup\$ – Spoon Mar 1 '16 at 12:35
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Basically this will run the simulation with dummy = 1.

The .dc command defaults to a linear scale, but you've put 1 as the starting point, ending point, and increment.

If you want to run the simulation with dummy = 1, then 2, then 3 for example use .dc dummy 1 3 1 (i.e. 1 to 3 incremented by 1)

see http://www.ecircuitcenter.com/SPICEsummary.htm

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