hp662xa.c

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/*****************************************************************************
 *  Hewlett-Packard 662xA Power Supply Instrument Driver                               
 *  LabWindows/CVI 5.0 Instrument Driver                                     
 *  Original Release: 4/1/98                                  
 *  By: ST, National Instruments                              
 *      PH.    Fax                               
 *                                                                           
 *  Modification History:                                                    
 *                                                                           
 *       4/1/98 - Instrument Driver Created.                  
 *                                                                           
 *****************************************************************************/

#include <string.h>
#include <stdio.h>  
#include <formatio.h>
#include <math.h>
#include <ctype.h>
#include <stdlib.h>
#include "hp662xa.h"

/*****************************************************************************
 *--------------------- Hidden Attribute Declarations -----------------------*
 *****************************************************************************/

#define HP662XA_ATTR_DRIVER_SETUP               IVI_ATTR_DRIVER_SETUP                   /* ViString, read-only     */

#define HP662XA_ATTR_MODEL                      (IVI_SPECIFIC_PRIVATE_ATTR_BASE + 1L)   /* ViInt32,  read-only     */
#define HP662XA_ATTR_RANGE_CHANGE_STATUS        (IVI_SPECIFIC_PRIVATE_ATTR_BASE + 2L)   /* ViInt32,  multi-channel */
#define HP662XA_ATTR_MEASUREMENT                (IVI_SPECIFIC_PRIVATE_ATTR_BASE + 3L)   /* ViReal64, multi-channel */

/*****************************************************************************
 *---------------------------- Useful Macros --------------------------------*
 *****************************************************************************/

    /*- I/O buffer size -----------------------------------------------------*/
#define BUFFER_SIZE                             512L        

    /*- DriverSetup Options -------------------------------------------------*/
#define SETUP_MODEL_TAG                         "Model"

    /*- HP 662XA Family Member Capabilites ----------------------------------*/

/* Family members */
#define HP6621A                   0     /* multiple-output, dual-range */
#define HP6622A                   1     /*               .             */
#define HP6623A                   2     /*               .             */
#define HP6624A                   3     /*               .             */
#define HP6625A                   4     /*               .             */
#define HP6626A                   5     /*               .             */
#define HP6627A                   6     /*               .             */
#define HP6628A                   7     /*               .             */
#define HP6629A                   8     /*               .             */
#define NUMBER_OF_MODELS          9

static IviStringValueTable HP662XA_ModelTable =
{
        {HP6621A,   "6621A"},
        {HP6622A,   "6622A"},
        {HP6623A,   "6623A"},
        {HP6624A,   "6624A"},
        {HP6625A,   "6625A"},
        {HP6626A,   "6626A"},
        {HP6627A,   "6627A"},
        {HP6628A,   "6628A"},
        {HP6629A,   "6629A"},
        {VI_NULL,   VI_NULL}
};

static ViInt8 HP662XA_NumberOfChannels[NUMBER_OF_MODELS] =
{
/*HP6621A*/   2,
/*HP6622A*/   2,
/*HP6623A*/   3,
/*HP6624A*/   4,
/*HP6625A*/   2,
/*HP6626A*/   4,
/*HP6627A*/   4,
/*HP6628A*/   2,
/*HP6629A*/   4,
};

#define CHANNELS_IN_TABLE  4

static ViReal64 HP662XA_VoltageSettings[NUMBER_OF_MODELS][CHANNELS_IN_TABLE] =
{
/* channel:    1        2      3      4    */
/*HP6621A*/   20.2,    20.2,   0.0,   0.0,
/*HP6622A*/   50.5,    50.5,   0.0,   0.0,
/*HP6623A*/   20.2,    20.2,  50.5,   0.0,
/*HP6624A*/   20.2,    20.2,  50.5,  50.5,
/*HP6625A*/   50.5,    50.5,   0.0,   0.0,
/*HP6626A*/   50.5,    50.5,  50.5,  50.5,
/*HP6627A*/   50.5,    50.5,  50.5,  50.5,
/*HP6628A*/   50.5,    50.5,   0.0,   0.0,
/*HP6629A*/   50.5,    50.5,  50.5,  50.5,
};

static ViReal64 HP662XA_VoltageLimits[NUMBER_OF_MODELS][CHANNELS_IN_TABLE] =
{
/* channel:    1       2      3      4    */
/*HP6621A*/   23.0,   23.0,   0.0,   0.0,
/*HP6622A*/   55.0,   55.0,   0.0,   0.0,
/*HP6623A*/   23.0,   23.0,  55.0,   0.0,
/*HP6624A*/   23.0,   23.0,  55.0,  55.0,
/*HP6625A*/   55.0,   55.0,   0.0,   0.0,
/*HP6626A*/   55.0,   55.0,  55.0,  55.0,
/*HP6627A*/   55.0,   55.0,  55.0,  55.0,
/*HP6628A*/   55.0,   55.0,   0.0,   0.0,
/*HP6629A*/   55.0,   55.0,  55.0,  55.0,
};

static ViReal64 HP662XA_CurrentLimits[NUMBER_OF_MODELS][CHANNELS_IN_TABLE] =
{
/* channel:    1        2      3      4    */
/*HP6621A*/   10.30,   10.30,  0.0,   0.0,
/*HP6622A*/    4.12,    4.12,  0.0,   0.0,
/*HP6623A*/    5.15,   10.30,  2.06,  0.0,
/*HP6624A*/    5.15,    5.15,  2.06,  2.06,
/*HP6625A*/    0.50,    2.0,   0.0,   0.0,
/*HP6626A*/    0.50,    0.50,  2.0,   2.0,
/*HP6627A*/    2.06,    2.06,  2.06,  2.06,
/*HP6628A*/    2.0,     2.0,   0.0,   0.0,
/*HP6629A*/    2.0,     2.0,   2.0,   2.0,
};

static ViReal64 HP662XA_CurrentMinimums[NUMBER_OF_MODELS][CHANNELS_IN_TABLE] =
{
/* channel:    1        2      3      4    */
/*HP6621A*/    0.13,    0.13,  0.0,   0.0,
/*HP6622A*/    0.07,    0.07,  0.0,   0.0,
/*HP6623A*/    0.08,    0.13,  0.05,  0.0,
/*HP6624A*/    0.08,    0.08,  0.05,  0.05,
/*HP6625A*/    0.0,     0.0,   0.0,   0.0,
/*HP6626A*/    0.0,     0.0,   0.0,   0.0,
/*HP6627A*/    0.05,    0.05,  0.05,  0.05,
/*HP6628A*/    0.0,     0.0,   0.0,   0.0,
/*HP6629A*/    0.0,     0.0,   0.0,   0.0,
};

static IviStringValueTable instrumentErrorTable =
{
    {0,       "No error."},
    {1,       "Unidentified character."},
    {2,       "Number format is incorrect."},
    {3,       "Unidentified command."},
    {4,       "Syntax error."},
    {5,       "Value out of range."},
    {6,       "Cannot respond since no query was made."},
    {7,       "Display string too long."},
    {8,       "Buffer is full."},
    {9,       "Firmware error."},
    {10,      "Hardware error."},
    {11,      "Hardware error on channel 1."},
    {12,      "Hardware error on channel 2."},
    {13,      "Hardware error on channel 3."},
    {14,      "Hardware error on channel 4."},
    {15,      "No model number available."},
    {16,      "Error during calibration."},
    {17,      "Incorrect calibration."},
    {18,      "Calibration is locked."},
    {20,      "Timer failed self-test."},
    {21,      "RAM failed self-test."},
    {22,      "Self-Test jumper in Skip Self-Test position."},
    {27,      "ROM failed checksum."},
    {28,      "Unidentified command."},
    {29,      "Incorrect checksum for non-volatile storage."},
    {30,      "Store limit has been reached."},
    {VI_NULL, VI_NULL}
};

/*****************************************************************************
 *-------------- Utility Function Declarations (Non-Exported) ---------------*
 *****************************************************************************/
static ViStatus HP662XA_InitAttributes (ViSession vi, ViInt32 model);
static ViStatus HP662XA_DefaultInstrSetup (ViSession openInstrSession);
static ViStatus HP662XA_CheckStatus (ViSession vi);
static ViStatus HP662XA_QueryID (ViSession vi,
                                 ViInt32 bufferSize,
                                 ViChar buffer[]);
static ViStatus HP662XA_GetModel (ViSession vi,
                                  ViInt32* model);
static ViStatus HP662XA_CheckForRangeChange (ViSession vi,
                                             ViConstString channel,
                                             ViBoolean* changed);
static ViStatus HP662XA_GetRangeChangeStatus (ViSession vi,
                                              ViConstString channel,
                                              ViStatus* status);
static ViStatus HP662XA_GetProtectionStatus (ViSession vi,
                                             ViConstString channel,
                                             ViBoolean* ovpTripped,
                                             ViBoolean* ocpTripped,
                                             ViBoolean* otpTripped);
static ViStatus HP662XA_SimulateMeasurement (ViSession vi,
                                             ViConstString channel,
                                             ViReal64* measurement);
static ViStatus HP662XA_GetDriverSetupOption (ViSession vi,
                                              ViConstString optionTag,
                                              ViInt32 optionValueSize,
                                              ViChar optionValue[]);
static ViStatus HP662XA_BuildChannelList (ViInt32 numberOfChannels,
                                          ViInt32 channelListSize,
                                          ViChar channelList[]);

/*****************************************************************************
 *----------------- Callback Declarations (Non-Exported) --------------------*
 *****************************************************************************/

    /*- Global Session Callbacks --------------------------------------------*/
    
static ViStatus _VI_FUNC HP662XA_CheckStatusCallback (ViSession vi, ViSession io);

    /*- Attribute callbacks -------------------------------------------------*/

static ViStatus _VI_FUNC HP662XAAttrDriverRevision_ReadCallback (ViSession vi,
                                                                 ViSession io, 
                                                                 ViConstString channelName,
                                                                 ViAttr attributeId, 
                                                                 const ViConstString cacheValue);
static ViStatus _VI_FUNC HP662XAAttrIdQueryResponse_ReadCallback (ViSession vi,
                                                                  ViSession io, 
                                                                  ViConstString channelName, 
                                                                  ViAttr attributeId, 
                                                                  const ViConstString cacheValue);
static ViStatus _VI_FUNC HP662XAAttrVoltageLimit_CheckCallback (ViSession vi,
                                                                ViConstString channelName,
                                                                ViAttr attributeId,
                                                                ViReal64 value);
static ViStatus _VI_FUNC HP662XAAttrVoltageLimit_WriteCallback (ViSession vi, 
                                                                ViSession io, 
                                                                ViConstString channelName, 
                                                                ViAttr attributeId, 
                                                                ViReal64 value);
static ViStatus _VI_FUNC HP662XAAttrVoltageLimit_ReadCallback (ViSession vi, 
                                                               ViSession io, 
                                                               ViConstString channelName, 
                                                               ViAttr attributeId, 
                                                               ViReal64 *value);
static ViStatus _VI_FUNC HP662XAAttrCurrentLimit_CheckCallback (ViSession vi, 
                                                                ViConstString channelName, 
                                                                ViAttr attributeId, 
                                                                ViReal64 value);
static ViStatus _VI_FUNC HP662XAAttrCurrentLimit_WriteCallback (ViSession vi, 
                                                                ViSession io, 
                                                                ViConstString channelName, 
                                                                ViAttr attributeId, 
                                                                ViReal64 value);
static ViStatus _VI_FUNC HP662XAAttrCurrentLimit_ReadCallback (ViSession vi, 
                                                               ViSession io, 
                                                               ViConstString channelName, 
                                                               ViAttr attributeId, 
                                                               ViReal64 *value);
static ViStatus _VI_FUNC HP662XAAttrOVPEnabled_CheckCallback (ViSession vi, 
                                                              ViConstString channelName, 
                                                              ViAttr attributeId, 
                                                              ViBoolean value);
static ViStatus _VI_FUNC HP662XAAttrOCPEnabled_WriteCallback (ViSession vi, 
                                                              ViSession io, 
                                                              ViConstString channelName, 
                                                              ViAttr attributeId, 
                                                              ViBoolean value);
static ViStatus _VI_FUNC HP662XAAttrOCPEnabled_ReadCallback (ViSession vi, 
                                                             ViSession io, 
                                                             ViConstString channelName, 
                                                             ViAttr attributeId, 
                                                             ViBoolean *value);
static ViStatus _VI_FUNC HP662XAAttrOutputConnected_CheckCallback (ViSession vi,
                                                                   ViConstString channelName,
                                                                   ViAttr attributeId,
                                                                   ViBoolean value);
static ViStatus _VI_FUNC HP662XAAttrOutputConnected_WriteCallback (ViSession vi, 
                                                                   ViSession io, 
                                                                   ViConstString channelName, 
                                                                   ViAttr attributeId,