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added unipolar analog output observables

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This commit is contained in:
Frank Mori Hess 2003-04-30 22:59:07 +00:00
parent 464b43a015
commit 6a5b835a75
1 changed files with 138 additions and 55 deletions
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193
comedi_calibrate/ni.c
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@ -122,7 +122,7 @@ static struct board_struct boards[]={
};
#define n_boards (sizeof(boards)/sizeof(boards[0]))
static const int ni_num_observables = 12;
static const int ni_num_observables = 18;
enum observables{
ni_zero_offset_low = 0,
ni_zero_offset_high,
@ -136,6 +136,12 @@ enum observables{
ni_ao1_zero_offset,
ni_ao1_reference,
ni_ao1_linearity,
ni_ao0_unip_zero_offset,
ni_ao0_unip_reference,
ni_ao0_unip_linearity,
ni_ao1_unip_zero_offset,
ni_ao1_unip_reference,
ni_ao1_unip_linearity,
};
static inline unsigned int ni_ao_zero_offset( unsigned int channel )
{
@ -152,6 +158,21 @@ static inline unsigned int ni_ao_linearity( unsigned int channel )
if( channel ) return ni_ao1_linearity;
else return ni_ao0_linearity;
}
static inline unsigned int ni_ao_unip_zero_offset( unsigned int channel )
{
if( channel ) return ni_ao1_unip_zero_offset;
else return ni_ao0_unip_zero_offset;
}
static inline unsigned int ni_ao_unip_reference( unsigned int channel )
{
if( channel ) return ni_ao1_unip_reference;
else return ni_ao0_unip_reference;
}
static inline unsigned int ni_ao_unip_linearity( unsigned int channel )
{
if( channel ) return ni_ao1_unip_linearity;
else return ni_ao0_unip_linearity;
}
enum observables_611x{
ni_ao0_zero_offset_611x = 0,
@ -220,6 +241,120 @@ static int ni_setup_board( calibration_setup_t *setup, const char *device_name )
return 0;
}
static void ni_setup_ao_observables( calibration_setup_t *setup )
{
observable *o;
comedi_insn tmpl, po_tmpl;
unsigned int channel;
int ai_bipolar_lowgain;
int ao_bipolar_lowgain;
int ao_unipolar_lowgain;
ai_bipolar_lowgain = get_bipolar_lowgain( setup->dev, setup->ad_subdev);
ao_bipolar_lowgain = get_bipolar_lowgain( setup->dev, setup->da_subdev);
ao_unipolar_lowgain = get_unipolar_lowgain( setup->dev, setup->da_subdev);
memset(&tmpl,0,sizeof(tmpl));
tmpl.insn = INSN_READ;
tmpl.n = 1;
tmpl.subdev = setup->ad_subdev;
memset(&po_tmpl, 0, sizeof(po_tmpl));
po_tmpl.insn = INSN_WRITE;
po_tmpl.n = 1;
po_tmpl.subdev = setup->da_subdev;
for( channel = 0; channel < 2; channel++ )
{
/* ao zero offset */
o = setup->observables + ni_ao_zero_offset( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, zero offset, low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,ao_bipolar_lowgain,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),ai_bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_zero_offset( channel ),0.0);
/* ao gain */
o = setup->observables + ni_ao_reference( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, reference voltage, low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,ao_bipolar_lowgain,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),ai_bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_reference( channel ),5.0);
/* ao linearity, negative */
o = setup->observables + ni_ao_linearity( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, linearity (negative), low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,ao_bipolar_lowgain,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),ai_bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_linearity( channel ),-5.0);
if( ao_unipolar_lowgain >= 0 )
{
/* ao unipolar zero offset */
o = setup->observables + ni_ao_unip_zero_offset( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, unipolar zero offset, low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,ao_unipolar_lowgain,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),ai_bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_zero_offset( channel ),0.0);
/* ao unipolar gain */
o = setup->observables + ni_ao_unip_reference( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, unipolar reference voltage, low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,ao_unipolar_lowgain,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),ai_bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_reference( channel ),8.0);
/* ao unipolar linearity, negative */
o = setup->observables + ni_ao_unip_linearity( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, unipolar linearity, low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,ao_unipolar_lowgain,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),ai_bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_linearity( channel ),4.0);
}
}
}
static void ni_setup_observables( calibration_setup_t *setup )
{
comedi_insn tmpl;
@ -314,60 +449,8 @@ static void ni_setup_observables( calibration_setup_t *setup )
o->target = very_low_target( setup->dev, setup->ad_subdev, 0, unipolar_highgain );
}
if(setup->da_subdev>=0){
comedi_insn po_tmpl;
unsigned int channel;
memset(&po_tmpl,0,sizeof(po_tmpl));
po_tmpl.insn = INSN_WRITE;
po_tmpl.n = 1;
po_tmpl.subdev = setup->da_subdev;
for( channel = 0; channel < 2; channel++ )
{
/* ao zero offset */
o = setup->observables + ni_ao_zero_offset( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, zero offset, low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,0,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_zero_offset( channel ),0.0);
/* ao gain */
o = setup->observables + ni_ao_reference( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, reference voltage, low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,0,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_reference( channel ),5.0);
/* ao linearity, negative */
o = setup->observables + ni_ao_linearity( channel );
assert( o->name == NULL );
asprintf( &o->name, "ao %i, linearity (negative), low gain", channel );
o->preobserve_insn = po_tmpl;
o->preobserve_insn.chanspec = CR_PACK(channel,0,0);
o->preobserve_insn.data = o->preobserve_data;
o->observe_insn = tmpl;
o->observe_insn.chanspec =
CR_PACK(REF_DAC_GND( channel ),bipolar_lowgain,AREF_OTHER)
| CR_ALT_SOURCE | CR_ALT_FILTER;
o->reference_source = REF_DAC_GND( channel );
set_target( setup, ni_ao_linearity( channel ),-5.0);
}
}
if(setup->da_subdev >= 0)
ni_setup_ao_observables( setup );
}
/* XXX for +-50V and +-20V ranges, the reference source goes 0V