swdefs.h

支持数字元件仿真的SPICE插件

/*
 * Copyright (c) 1985 Gordon M. Jacobs
 */
#ifndef SW
#define SW "SWdefs.h $Revision: 1.1 $  on $Date: 91/04/02 11:26:41 $ "

#include "IFsim.h"
#include "CKTdefs.h"
#include "GENdefs.h"
#include "complex.h"

    /* structures used to describe voltage controlled switches */


/* information to describe each instance */

typedef struct sSWinstance {
    struct sSWmodel *SWmodPtr;  /* backpointer to model */
    struct sSWinstance *SWnextInstance;   /* pointer to next instance of 
                                             * current model*/
    IFuid SWname;  /* pointer to character string naming this instance */

    int SWposNode; /* number of positive node of switch */
    int SWnegNode; /* number of negative node of switch */
    int SWposCntrlNode; /* number of positive controlling node of switch */
    int SWnegCntrlNode; /* number of negative controlling node of switch */

    double *SWposPosptr;  /* pointer to sparse matrix diagonal at
                                (positive,positive) for switch conductance */
    double *SWnegPosptr;  /* pointer to sparse matrix offdiagonal at
                                (neagtive,positive) for switch conductance */
    double *SWposNegptr;  /* pointer to sparse matrix offdiagonal at
                                (positive,neagtive) for switch conductance */
    double *SWnegNegptr;  /* pointer to sparse matrix diagonal at
                                (neagtive,neagtive) for switch conductance */

    int SWstate;   /* pointer to start of switch's section of state vector */
    double SWcond;      /* conductance of the switch now */

    unsigned SWzero_stateGiven : 1;  /* flag to indicate initial state */
} SWinstance ;

/* data per model */

#define SW_ON_CONDUCTANCE 1.0   /* default on conductance = 1 mho */
#define SW_OFF_CONDUCTANCE ckt->CKTgmin   /* default off conductance */
#define SW_NUM_STATES 1   

typedef struct sSWmodel {      /* model structure for a switch */
    int SWmodType;  /* type index of this device type */
    struct sSWmodel *SWnextModel; /* pointer to next possible model in 
                                     * linked list */
    SWinstance *SWinstances; /* pointer to list of instances that have this
                                 * model */
    IFuid SWmodName;   /* pointer to character string naming this model */

    double SWonResistance;  /* switch "on" resistance */
    double SWoffResistance; /* switch "off" resistance */
    double SWvThreshold;    /* switching threshold voltage */
    double SWvHysteresis;   /* switching hysteresis voltage */
    double SWonConduct;     /* switch "on" conductance  */
    double SWoffConduct;    /* switch "off" conductance  */

    unsigned SWonGiven : 1;   /* flag to indicate on-resistance was specified */
    unsigned SWoffGiven : 1;  /* flag to indicate off-resistance was  "   */
    unsigned SWthreshGiven : 1; /* flag to indicate threshold volt was given */
    unsigned SWhystGiven : 1; /* flag to indicate hysteresis volt was given */
} SWmodel;

/* device parameters */
#define SW_IC_ON 1
#define SW_IC_OFF 2
#define SW_POS_NODE 3
#define SW_NEG_NODE 4
#define SW_POS_CONT_NODE 5
#define SW_NEG_CONT_NODE 6
#define SW_CURRENT 7
#define SW_POWER 8

/* model parameters */
#define SW_MOD_SW 101
#define SW_MOD_RON 102
#define SW_MOD_ROFF 103
#define SW_MOD_VTH 104
#define SW_MOD_VHYS 105
#define SW_MOD_GON 106
#define SW_MOD_GOFF 107

/* device questions */

/* model questions */

#ifdef __STDC__
extern int SWacLoad(GENmodel*,CKTcircuit*);
extern int SWask(CKTcircuit*,GENinstance*,int,IFvalue*,IFvalue*);
extern int SWdelete(GENmodel*,IFuid,GENinstance**);
extern void SWdestroy(GENmodel**);
extern int SWload(GENmodel*,CKTcircuit*);
extern int SWmAsk(CKTcircuit*,GENmodel*,int,IFvalue*);
extern int SWmDelete(GENmodel**,IFuid,GENmodel*);
extern int SWmParam(int,IFvalue*,GENmodel*);
extern int SWparam(int,IFvalue*,GENinstance*,IFvalue*);
extern int SWpzLoad(GENmodel*,CKTcircuit*,SPcomplex*);
extern int SWsetup(SMPmatrix*,GENmodel*,CKTcircuit*,int*);
#else /* stdc */
extern int SWacLoad();
extern int SWask();
extern int SWdelete();
extern void SWdestroy();
extern int SWload();
extern int SWmAsk();
extern int SWmDelete();
extern int SWmParam();
extern int SWparam();
extern int SWpzLoad();
extern int SWsetup();
#endif /* stdc */

#endif /*SW*/