mirror of
https://git.code.sf.net/p/ngspice/ngspice
synced 2026-09-02 10:47:20 +02:00
Brian Taylor
d881158a41
running in parallel on a multi-core machine (12 min execution time on a i9 9900, ngspice compiled with gcc, debug mode enabled. Linux with Valgrind and Parallel are required.
30 lines
492 B
Plaintext
30 lines
492 B
Plaintext
parameter sweep
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* resistive divider, R1 swept from start_r to stop_r
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* replaces .STEP R1 1k 10k 1k
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* chapter 16.13.4.2
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R1 1 2 1k
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R2 2 0 1k
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VDD 1 0 DC 1
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.dc VDD 0 1 .1
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.control
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let start_r = 1k
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let stop_r = 10k
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let delta_r = 1k
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let r_act = start_r
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* loop
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while r_act le stop_r
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alter r1 r_act
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run
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write dc-sweep.out v(2)
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set appendwrite
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let r_act = r_act + delta_r
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end
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plot dc1.v(2) dc2.v(2) dc3.v(2) dc4.v(2) dc5.v(2)
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+ dc6.v(2) dc7.v(2) dc8.v(2) dc9.v(2) dc10.v(2)
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.endc
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.end
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