/****************************************************************************
 *                            A12DRV.H
 *
 * This is the header file for the AD12-8 Windows Driver.
 *
 * LAST MODIFICATION: AUGUST 11, 1993
 *
 ****************************************************************************/
// error_codes
#define AD128_SUCCESS    0
#define CONFIG_CODE      2
#define BASE_ADDRESS     3
#define VOLTAGE_RANGE    4
#define CARD_INACTIVE    5
#define POINT_ERROR      7
#define POINT_INSTALL    8
#define LIST_EMPTY       9
#define LIST_ERROR       10
#define INVALID_CONV     11
#define INVALID_BUFFER   12
#define POINT_UNINSTALL  13
#define ACTIVE_PROCESS   14
#define BUFFER_EMPTY     15
#define INVALID_PTR      16
#define GAIN_ERROR       17
#define UNIT_ERROR       18
#define CURVE_ERROR      19
#define CHANNEL_ERROR    20
#define INVALID_IRQ      21
#define FILE_ERROR       22
#define CONFIG_ERROR     23
#define INVALID_COUNTER  24
#define FREQ_ERROR       25
#define INVALID_MODE     26
#define TIMEOUT          27
#define IRQ_UNINSTALL    29
#define INVALID_PROCESS  30

#define WINDOWSERROR     99
#define NOT_IMPLEMENTED  1000

// voltage range constants
#define BIPOLAR_5   0
#define BIPOLAR_10  1
#define UNIPOLAR_10 2

// Process types
#define SOFTWARE    0
#define TIMER       1
#define EXTERNAL    2

// temperature unit constants
#define DEGREESC    0
#define DEGREESF    1

// curves
#define NO_CURVE      0                // No Curve
#define CURVE_T      84                // ASCII T
#define CURVE_b      98                // ASCII b
#define CURVE_e     101                // ASCII e
#define CURVE_j     106                // ASCII j
#define CURVE_k     107                // ASCII k
#define CURVE_r     114                // ASCII r
#define CURVE_s     115                // ASCII s
#define CURVE_t     116                // ASCII t
#define CURVE_a      97                // ASCII a
#define CURVE_u     117                // ASCII u

// configuration options
#define MANUAL    0
#define AUTO      1

// Windows message constants
#define WM_INTERRUPTS   WM_USER


extern "C"
   {
   int PASCAL AD128_ClearPointList();
   int PASCAL AD128_AddPoints(int start,int stop);
   int PASCAL AD128_ResetListIndex();
   int PASCAL AD128_FetchPointConfig(int addr,int *curve,float *low,float *hi,
                                     int *units,int *gain);
   int PASCAL AD128_FetchLastGain(int addr,int *gain);
   int PASCAL AD128_DelPtListIndexes(int start,int stop);
   int PASCAL AD128_GetNextPoint(int *addr,float *result);
   int PASCAL AD128_GetIndexPoint(int index,int *addr,float *result);
   int PASCAL AD128_GetDirectPoint(int addr,float *result);
   int PASCAL AD128_PollScan(int scans,int convs,int index);
   int PASCAL AD128_PostProcess(int scans,int convs,int index,float *buffer);
   int PASCAL AD128_SetPointConfig(int start,int stop,int curve,float low,
                             float hi,int units,int gain,int ref_channel);
   int PASCAL AD128_SetSettleTime(unsigned settle);
   int PASCAL AD128_IRQStatus(int *scan,int *conv);
   int PASCAL AD128_IRQTerminate();
   int PASCAL AD128_IRQScan(int scans,int convs,int list_index,unsigned IRQ,
                            unsigned process_type,HWND hWnd);
   int PASCAL AD128_DigitalOut(int value);
   int PASCAL AD128_DigitalIn(int *value);
   int PASCAL AD128_SetCounter(int counter,int mode,unsigned loadvalue,int bcd);
   int PASCAL AD128_ReadCounter(int counter,unsigned *value);
   int PASCAL AD128_DisableCounter(int counter,int state);
   int PASCAL AD128_RateGenerator(float freq);
   int PASCAL AD128_MeasureFreq(int range,float *freq);
   int PASCAL AD128_MeasurePeriod(int range,float *period);
   int PASCAL AD128_Init(int config,int addr,int range);
   void PASCAL AD128_Shutdown();
   };