mos3ic.c

linux平台下类似著名的电路板作图软件 Spice的源代码

/**********
Copyright 1990 Regents of the University of California.  All rights reserved.
Author: 1985 Thomas L. Quarles
**********/
/*
 */

#include "spice.h"
#include <stdio.h>
#include "cktdefs.h"
#include "mos3defs.h"
#include "sperror.h"
#include "suffix.h"


int
MOS3getic(inModel,ckt)
    GENmodel *inModel;
    CKTcircuit *ckt;
{
    MOS3model *model = (MOS3model *)inModel;
    MOS3instance *here;
    /*
     * grab initial conditions out of rhs array.   User specified, so use
     * external nodes to get values
     */

    for( ; model ; model = model->MOS3nextModel) {
        for(here = model->MOS3instances; here ; here = here->MOS3nextInstance) {
            if(!here->MOS3icVBSGiven) {
                here->MOS3icVBS = 
                        *(ckt->CKTrhs + here->MOS3bNode) - 
                        *(ckt->CKTrhs + here->MOS3sNode);
            }
            if(!here->MOS3icVDSGiven) {
                here->MOS3icVDS = 
                        *(ckt->CKTrhs + here->MOS3dNode) - 
                        *(ckt->CKTrhs + here->MOS3sNode);
            }
            if(!here->MOS3icVGSGiven) {
                here->MOS3icVGS = 
                        *(ckt->CKTrhs + here->MOS3gNode) - 
                        *(ckt->CKTrhs + here->MOS3sNode);
            }
        }
    }
    return(OK);
}