CS_64XX_DAC1 = 7,
};
+enum calibration_source_4020
+{
+ CS_4020_4375mV = 5,
+ CS_4020_625mV = 6,
+ CS_4020_GROUND = 7,
+};
+
enum cal_knobs_60xx
{
DAC0_OFFSET_60XX = 0,
- DAC0_GAIN_60XX,
- DAC1_OFFSET_60XX,
- DAC1_GAIN_60XX,
- ADC_OFFSET_FINE_60XX,
- ADC_OFFSET_COARSE_60XX,
- ADC_GAIN_COARSE_60XX,
- ADC_GAIN_FINE_60XX,
+ DAC0_GAIN_60XX = 1,
+ DAC1_OFFSET_60XX = 2,
+ DAC1_GAIN_60XX = 3,
+ ADC_OFFSET_FINE_60XX = 4,
+ ADC_OFFSET_COARSE_60XX = 5,
+ ADC_GAIN_COARSE_60XX = 6,
+ ADC_GAIN_FINE_60XX = 7,
};
enum cal_knobs_64xx
{
DAC0_GAIN_FINE_64XX = 0,
- DAC0_GAIN_COARSE_64XX,
- DAC0_OFFSET_COARSE_64XX,
- DAC1_OFFSET_COARSE_64XX,
- DAC1_GAIN_FINE_64XX,
- DAC1_GAIN_COARSE_64XX,
- DAC0_OFFSET_FINE_64XX,
- DAC1_OFFSET_FINE_64XX,
- ADC_GAIN_64XX,
- ADC_OFFSET_64XX,
+ DAC0_GAIN_COARSE_64XX = 1,
+ DAC0_OFFSET_COARSE_64XX = 2,
+ DAC1_OFFSET_COARSE_64XX = 3,
+ DAC1_GAIN_FINE_64XX = 4,
+ DAC1_GAIN_COARSE_64XX = 5,
+ DAC0_OFFSET_FINE_64XX = 6,
+ DAC1_OFFSET_FINE_64XX = 7,
+ ADC_GAIN_64XX = 8,
+ ADC_OFFSET_64XX = 9,
};
+static inline unsigned int ADC_OFFSET_4020( unsigned int channel )
+{
+ return channel;
+}
+static inline unsigned int ADC_GAIN_4020( unsigned int channel )
+{
+ return 4 + channel;
+}
+
int cb64_setup( calibration_setup_t *setup, const char *device_name )
{
unsigned int i;
return 0;
}
-static int init_observables_4020( calibration_setup_t *setup )
+static unsigned int ai_low_observable_index_4020( unsigned int channel,
+ unsigned int ai_range )
+{
+ return 4 * channel + 2 * ai_range;
+}
+
+static unsigned int ai_high_observable_index_4020( unsigned int channel,
+ unsigned int ai_range )
+{
+ return ai_low_observable_index_4020( channel, ai_range ) + 1;
+}
+
+static int high_ai_cal_src_4020( calibration_setup_t *setup, unsigned int ai_range )
+{
+ comedi_range *range;
+
+ range = comedi_get_range( setup->dev, setup->ad_subdev, 0, ai_range );
+ if( range == NULL ) return -1;
+
+ if( range->max > 4.4 )
+ return CS_4020_4375mV;
+ else if( range->max > 0.7 )
+ return CS_4020_625mV;
+
+ return -1;
+}
+
+static int source_eeprom_addr_4020( calibration_setup_t *setup, unsigned int range_index )
{
- comedi_insn tmpl;//, po_tmpl;
- observable *o;
- float target;
- int retval;
enum source_eeprom_addr
{
EEPROM_4375mV_CHAN = 0x30,
EEPROM_625mV_CHAN = 0x32,
};
- enum calibration_source
- {
- CAL_SRC_4375mV = 5,
- CAL_SRC_625mV = 6,
- CAL_SRC_GROUND = 7,
- };
-#if 0
- memset( &po_tmpl, 0, sizeof(po_tmpl) );
- po_tmpl.insn = INSN_CONFIG;
- po_tmpl.n = 2;
- po_tmpl.subdev = setup->ad_subdev;
-#endif
+ comedi_range *range;
+
+ range = comedi_get_range( setup->dev, setup->ad_subdev, 0, range_index );
+ if( range == NULL ) return -1;
+
+ if( range->max > 4.4 )
+ return EEPROM_4375mV_CHAN;
+ else if( range->max > 0.7 )
+ return EEPROM_625mV_CHAN;
+
+ return -1;
+}
+
+static int init_observables_4020( calibration_setup_t *setup )
+{
+ comedi_insn tmpl;
+ observable *o;
+ float target;
+ int retval;
+ int range, channel, num_ranges, num_channels;
+
memset( &tmpl, 0, sizeof(tmpl) );
tmpl.insn = INSN_READ;
tmpl.n = 1;
tmpl.subdev = setup->ad_subdev;
- o = setup->observables + 0;
- o->name = "ground calibration source, ch 0, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_GROUND;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 0, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 0.0;
-
-
- o = setup->observables + 1;
- o->name = "ground calibration source, ch 1, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_GROUND;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 1, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 0.0;
-
- o = setup->observables + 2;
- o->name = "ground calibration source, ch 2, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_GROUND;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 2, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 0.0;
-
- o = setup->observables + 3;
- o->name = "ground calibration source, ch 3, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_GROUND;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 3, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 0.0;
-
- o = setup->observables + 4;
- o->name = "4.375V calibration source, ch 0, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_4375mV;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 0, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 4.375;
- retval = cb_actual_source_voltage( setup->dev, setup->eeprom_subdev, EEPROM_4375mV_CHAN, &target );
- if( retval == 0 )
- o->target = target;
-
- o = setup->observables + 5;
- o->name = "4.375V calibration source, ch 1, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_4375mV;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 1, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 4.375;
- retval = cb_actual_source_voltage( setup->dev, setup->eeprom_subdev, EEPROM_4375mV_CHAN, &target );
- if( retval == 0 )
- o->target = target;
+ num_ranges = comedi_get_n_ranges( setup->dev, setup->ad_subdev, 0 );
+ if( num_ranges < 0 ) return -1;
- o = setup->observables + 6;
- o->name = "4.375V calibration source, ch 2, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_4375mV;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 2, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 4.375;
- retval = cb_actual_source_voltage( setup->dev, setup->eeprom_subdev, EEPROM_4375mV_CHAN, &target );
- if( retval == 0 )
- o->target = target;
+ num_channels = comedi_get_n_channels( setup->dev, setup->ad_subdev );
+ if( num_channels < 0 ) return -1;
- o = setup->observables + 7;
- o->name = "4.375V calibration source, ch 3, 5V bipolar range, ground referenced";
- o->reference_source = CAL_SRC_4375mV;
- o->observe_insn = tmpl;
- o->observe_insn.chanspec = CR_PACK( 3, 0, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
- o->target = 4.375;
- retval = cb_actual_source_voltage( setup->dev, setup->eeprom_subdev, EEPROM_4375mV_CHAN, &target );
- if( retval == 0 )
- o->target = target;
+ setup->n_observables = 0;
- setup->n_observables = 8;
+ for( channel = 0; channel < num_channels; channel++ )
+ {
+ for( range = 0; range < num_ranges; range++ )
+ {
+ o = setup->observables + ai_low_observable_index_4020( channel, range );
+ assert( o->name == NULL );
+ asprintf( &o->name, "ground calibration source, ch %i, range %i, ground referenced",
+ channel, range );
+ o->reference_source = CS_4020_GROUND;
+ o->observe_insn = tmpl;
+ o->observe_insn.chanspec = CR_PACK( channel, range, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
+ o->target = 0.0;
+ setup->n_observables++;
+
+ o = setup->observables + ai_high_observable_index_4020( channel, range );
+ retval = high_ai_cal_src_4020( setup, range );
+ if( retval < 0 ) return -1;
+ o->reference_source = retval;
+ assert( o->name == NULL );
+ asprintf( &o->name, "calibration source %i, ch %i, range %i, ground referenced",
+ o->reference_source, channel, range );
+ o->observe_insn = tmpl;
+ o->observe_insn.chanspec = CR_PACK( channel, range, AREF_GROUND) | CR_ALT_SOURCE | CR_ALT_FILTER;
+ retval = cb_actual_source_voltage( setup->dev, setup->eeprom_subdev,
+ source_eeprom_addr_4020( setup, range ), &target );
+ if( retval < 0 ) return retval;
+ o->target = target;
+ setup->n_observables++;
+ }
+ }
return 0;
}
saved_cals = malloc( num_calibrations * sizeof( saved_calibration_t ) );
if( saved_cals == NULL ) return -1;
+ memset( saved_cals, 0, num_calibrations * sizeof( saved_calibration_t ) );
current_cal = saved_cals;
for( i = 0; i < num_ai_ranges ; i++ )
cal_binary( setup, ai_ground_observable_index_64xx( i ), ADC_OFFSET_64XX );
cal_binary( setup, ai_high_observable_index_64xx( i ), ADC_GAIN_64XX );
- memset( current_cal, 0, sizeof( saved_calibration_t ) );
current_cal->subdevice = setup->ad_subdev;
sc_push_caldac( current_cal, setup->caldacs[ ADC_OFFSET_64XX ] );
sc_push_caldac( current_cal, setup->caldacs[ ADC_GAIN_64XX ] );
cal_binary( setup, ao_low_observable_index_64xx( setup, 0, i ), DAC0_OFFSET_FINE_64XX );
cal_binary( setup, ao_high_observable_index_64xx( setup, 0, i ), DAC0_GAIN_FINE_64XX );
- memset( current_cal, 0, sizeof( saved_calibration_t ) );
current_cal->subdevice = setup->da_subdev;
sc_push_caldac( current_cal, setup->caldacs[ DAC0_OFFSET_COARSE_64XX ] );
sc_push_caldac( current_cal, setup->caldacs[ DAC0_GAIN_COARSE_64XX ] );
cal_binary( setup, ao_low_observable_index_64xx( setup, 1, i ), DAC1_OFFSET_FINE_64XX );
cal_binary( setup, ao_high_observable_index_64xx( setup, 1, i ), DAC1_GAIN_FINE_64XX );
- memset( current_cal, 0, sizeof( saved_calibration_t ) );
current_cal->subdevice = setup->da_subdev;
sc_push_caldac( current_cal, setup->caldacs[ DAC1_OFFSET_COARSE_64XX ] );
sc_push_caldac( current_cal, setup->caldacs[ DAC1_GAIN_COARSE_64XX ] );
saved_cals = malloc( num_calibrations * sizeof( saved_calibration_t ) );
if( saved_cals == NULL ) return -1;
+ memset( saved_cals, 0, num_calibrations * sizeof( saved_calibration_t ) );
+
current_cal = saved_cals;
for( i = 0; i < num_ai_ranges ; i++ )
{
cal_binary( setup, ai_high_observable_index_60xx( i ), ADC_GAIN_COARSE_60XX );
cal_binary( setup, ai_high_observable_index_60xx( i ), ADC_GAIN_FINE_60XX );
- memset( current_cal, 0, sizeof( saved_calibration_t ) );
current_cal->subdevice = setup->ad_subdev;
sc_push_caldac( current_cal, setup->caldacs[ ADC_OFFSET_FINE_60XX ] );
sc_push_caldac( current_cal, setup->caldacs[ ADC_OFFSET_COARSE_60XX ] );
cal_binary( setup, ao_low_observable_index_60xx( setup, 0, i ), DAC0_OFFSET_60XX );
cal_binary( setup, ao_high_observable_index_60xx( setup, 0, i ), DAC0_GAIN_60XX );
- memset( current_cal, 0, sizeof( saved_calibration_t ) );
current_cal->subdevice = setup->da_subdev;
sc_push_caldac( current_cal, setup->caldacs[ DAC0_OFFSET_60XX ] );
sc_push_caldac( current_cal, setup->caldacs[ DAC0_GAIN_60XX ] );
cal_binary( setup, ao_low_observable_index_60xx( setup, 1, i ), DAC1_OFFSET_60XX );
cal_binary( setup, ao_high_observable_index_60xx( setup, 1, i ), DAC1_GAIN_60XX );
- memset( current_cal, 0, sizeof( saved_calibration_t ) );
current_cal->subdevice = setup->da_subdev;
sc_push_caldac( current_cal, setup->caldacs[ DAC1_OFFSET_60XX ] );
sc_push_caldac( current_cal, setup->caldacs[ DAC1_GAIN_60XX ] );
return retval;
}
-static int cal_cb_pci_4020( calibration_setup_t *setup )
+static void prep_adc_caldacs_4020( calibration_setup_t *setup,
+ unsigned int channel, unsigned int range )
{
- enum cal_knobs_4020
+ int retval;
+
+ if( setup->do_reset )
{
- ADC0_OFFSET = 0,
- ADC1_OFFSET,
- ADC2_OFFSET,
- ADC3_OFFSET,
- ADC0_GAIN,
- ADC1_GAIN,
- ADC2_GAIN,
- ADC3_GAIN,
- };
+ reset_caldac( setup, ADC_OFFSET_4020( channel ) );
+ reset_caldac( setup, ADC_GAIN_4020( channel ) );
+ }else
+ {
+ retval = comedi_apply_calibration( setup->dev, setup->ad_subdev,
+ channel, range, AREF_GROUND, setup->cal_save_file_path);
+ if( retval < 0 )
+ {
+ reset_caldac( setup, ADC_OFFSET_4020( channel ) );
+ reset_caldac( setup, ADC_GAIN_4020( channel ) );
+ }
+ }
+}
+
+static int cal_cb_pci_4020( calibration_setup_t *setup )
+{
+ int range, channel, num_ranges, num_channels, retval,
+ num_calibrations, i;
+ saved_calibration_t *saved_cals, *current_cal;
+
+ comedi_set_global_oor_behavior( COMEDI_OOR_NUMBER );
+
+ num_ranges = comedi_get_n_ranges( setup->dev, setup->ad_subdev, 0 );
+ if( num_ranges < 0 ) return -1;
+
+ num_channels = comedi_get_n_channels( setup->dev, setup->ad_subdev );
+ if( num_channels < 0 ) return -1;
- cal1( setup, 0, ADC0_OFFSET );
- cal1_fine( setup, 0, ADC0_OFFSET );
+ num_calibrations = num_ranges * num_channels;
- cal1( setup, 1, ADC1_OFFSET );
- cal1_fine( setup, 1, ADC1_OFFSET );
+ saved_cals = malloc( num_calibrations * sizeof( saved_calibration_t ) );
+ if( saved_cals == NULL ) return -1;
- cal1( setup, 2, ADC2_OFFSET );
- cal1_fine( setup, 2, ADC2_OFFSET );
+ current_cal = saved_cals;
- cal1( setup, 3, ADC3_OFFSET );
- cal1_fine( setup, 3, ADC3_OFFSET );
+ for( channel = 0; channel < num_channels; channel++ )
+ {
+ for( range = 0; range < num_ranges; range++ )
+ {
+ prep_adc_caldacs_4020( setup, channel, range );
- cal_binary( setup, 4, ADC0_GAIN );
- cal1_fine( setup, 4, ADC0_GAIN );
+ cal_binary( setup, ai_low_observable_index_4020( channel, range ),
+ ADC_OFFSET_4020( channel ) );
- cal_binary( setup, 5, ADC1_GAIN );
- cal1_fine( setup, 5, ADC1_GAIN );
+ cal_binary( setup, ai_high_observable_index_4020( channel, range ),
+ ADC_GAIN_4020( channel ) );
- cal_binary( setup, 6, ADC2_GAIN );
- cal1_fine( setup, 6, ADC2_GAIN );
+ current_cal->subdevice = setup->ad_subdev;
+ sc_push_caldac( current_cal, setup->caldacs[ ADC_GAIN_4020( channel ) ] );
+ sc_push_caldac( current_cal, setup->caldacs[ ADC_OFFSET_4020( channel ) ] );
+ sc_push_channel( current_cal, channel );
+ sc_push_range( current_cal, range );
+ sc_push_aref( current_cal, SC_ALL_AREFS );
- cal_binary( setup, 7, ADC3_GAIN );
- cal1_fine( setup, 7, ADC3_GAIN );
+ current_cal++;
+ }
+ }
- return 0;
+ retval = write_calibration_file( setup, saved_cals, num_calibrations );
+ for( i = 0; i < num_calibrations; i++ )
+ clear_saved_calibration( &saved_cals[ i ] );
+ free( saved_cals );
+ return retval;
}