kicad-developers team mailing list archive

[Maciej Sumiński <maciej.suminski@xxxxxxx>]

Apparently you got it to work, cool! What was the actual problem? Do you
use ngspice v26 or v27? Would you share the patch?

Regards,
Orson

On 02/08/2018 11:19 AM, ludovic léau-mercier wrote:
> I work on. First result in attachment.
> 
> 
> On 08/02/2018 10:07, Maciej Sumiński wrote:
>> Hi Ludovic,
>>
>> If I recall correctly, when you run an analysis different than
>> transient, ngspice will not return any data when you ask for currents.
>> There is also another related line:
>>
>> void NETLIST_EXPORTER_PSPICE_SIM::writeDirectives( OUTPUTFORMATTER*
>> aFormatter, unsigned aCtl ) const
>> {
>>      // Add a directive to obtain currents
>>      //aFormatter->Print( 0, ".options savecurrents\n" );        // does
>> not work :(
>>
>> The directive is described in ngspice manual [1, 15.7.1]. Perhaps it is
>> fixed in ngspice-27, I have no idea. Try commenting out the condition
>> that prevents listing current signals for analysis other than transient
>> and see if you succeed.
>>
>> Regards,
>> Orson
>>
>> 1. http://ngspice.sourceforge.net/docs/ngspice-manual.pdf
>>
>> On 02/08/2018 09:45 AM, ludovic léau-mercier wrote:
>>> Hi all,
>>>
>>> i try to create a patch to adding several improvment of eeshema
>>> simulation.
>>>
>>> My first goal is to draw BJT caracteristics (like
>>> https://www.st-andrews.ac.uk/~www_pa/Scots_Guide/info/comp/active/BiPolar/IcVce.gif)
>>>
>>> with a simplest circuit in attachment.
>>>
>>> I had beginning to work on this improvment but in the file :
>>>
>>>   /kicad/eeschema/dialogs/dialog_signal_list.cpp
>>>
>>> in method :
>>>
>>> bool DIALOG_SIGNAL_LIST::TransferDataToWindow()
>>>
>>> there is a strnage comment :
>>>
>>> // For some reason, it is not possible to plot currents in any but
>>> transient analysis
>>>
>>> If someone can give me some informations ?
>>>
>>>
>>>
>>>
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>>
>>
>>
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> 
> 
> 
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