typedef struct MOTOR_DATA_S
{
uint32_t mot_num;
uint32_t mot_ena;
uint32_t sprof_ena;
uint32_t tprof_ena;

//run time
uint32_t state;
uint32_t dir;
uint32_t speed;
int32_t position;
uint32_t current;
uint32_t ovc;

uint32_t soft_start;
uint32_t soft_stop;

//hardware interface
uint32_t lim_sw_fwd;
uint32_t lim_sw_rev;
uint32_t pwm_tim;
uint32_t pwm_num;
uint32_t fwd_pwm_chan;
uint32_t rev_pwm_chan;
uint32_t adc_chan;
uint32_t enc_num;
uint32_t enc_type;

uint32_t start_stop;

//max limits
uint32_t fwd_pwm_run;
uint32_t rev_pwm_run;
uint32_t fwd_max_pos;
uint32_t rev_max_pos;
uint32_t max_current;
uint32_t max_ovc;

SPEED_PROFILE fwd_profile[MAX_PROFILES];
SPEED_PROFILE rev_profile[MAX_PROFILES];
TRAPEZ_PROFILE start_profile;
TRAPEZ_PROFILE stop_profile;

} MOTOR_DATA;

MOTOR_DATA mot_data;

uint32_t COM_Ovc(uint32_t argc, char** args)
{
    uint32_t arguments[argc];
    uint32_t addr_offset;
    
    if (GetIntArguments(argc, args, arguments) == MSG_OK)
    {
        if (ValidateArgument(arguments[0], 0, 0xFFFF))
        {
            if (argc >0)  // argument  - write
            {
                mot_data.max_ovc = arguments[0];
                EE_WriteVariable(EPR_ADR_OVC, arguments[0]);
            }
            else  //no argument - read
                Parser_SendInt(COM_USART, mot_data.max_ovc, 1, 0);
        }
        else
            return MSG_INV_ARG;
    }
    else
        return MSG_MIS_ARG;
    
    return MSG_OK;

uint32_t *ptr;
ptr = &mot_data.max_ovc;
//write
*ptr = arguments[0];
//read
Parser_SendInt(COM_USART, *ptr, 1, 0);

struct SVarBase
{
    int     VarID;        // уникальный код переменной по e_VarIdCode
    void     * VarPtr;    // адрес переменной
    int        VarType;    // тип переменной по кодификации enum e_TypeVar
                // VarTypes.h
};

typedef const SVarBase TVarBase;


__root TVarBase VarBase[] =
{
  // ------------------- DATA --------------------------
     [eV_MM_Au     ]  = { eV_MM_Au,       &MM_Au,          T_REAL },
     // ----------
     [eV_MM_A1234_0]  = { eV_MM_A1234_0,  &MM_A1234[0],       T_REAL },
     [eV_MM_A1234_1]  = { eV_MM_A1234_1,  &MM_A1234[1],       T_REAL },
. . . .

typedef struct COMMAND_S
{
    char *name;  //command name
    uint32_t command_type;
    uint32_t minargs;
    uint32_t maxargs;
    uint32_t (*fp)(unsigned int, char **); //fuction poiner

    //это я добавляю
    uint32_t *vp; //variable pointer
}COMMAND;

COMMAND commands[] =
{
    [0] = { "stop",  0, 1, MAX_ARGS, .fp = OneGlobFunc, .vp = NULL },
    [1] = { "start", 0, 1, MAX_ARGS, .fp = OneGlobFunc, .vp = NULL },
    [2] = { "fwd",   0, 1, MAX_ARGS, .fp = OneGlobFunc, .vp = NULL},
    [3] = { "rev",   0, 1, MAX_ARGS, .fp = OneGlobFunc, .vp = NULL},
    [4] = { "mot",   0, 1, MAX_ARGS, .fp = OneGlobFunc, .vp = NULL },
    [5] = { "pfb",   0, 1, MAX_ARGS, .fp = OneGlobFunc, .vp = &mot_data.pfb},
    [6] = { "ifb",   0, 1, MAX_ARGS, .fp = OneGlobFunc, .vp = &mot_data.ifb},
    [7] = { "ftop",  0, 1, MAX_ARGS, .fp = OneGlobFunc  .vp = &mot_data.fwd_max_pos },
    [8] = { "rtop",  0, 1, MAX_ARGS, .fp = OneGlobFunc  .vp = &mot_data.rev_max_pos}
};