tweak to unipolar postgain offset routine
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c62918e14e
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f04b00a858
1 changed files with 12 additions and 1 deletions
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@ -180,6 +180,7 @@ static void generic_do_adc_postgain_offset( calibration_setup_t *setup, const ge
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lowgain = get_unipolar_lowgain( setup->dev, setup->ad_subdev );
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highgain = get_unipolar_highgain( setup->dev, setup->ad_subdev );
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generic_prep_adc_caldacs( setup, layout, channel, highgain );
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reset_caldac( setup, layout->adc_postgain_offset( channel ) );
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/* need to make sure we aren't stuck on zero for unipolar,
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* by setting pregain offset to maximum */
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@ -192,7 +193,17 @@ static void generic_do_adc_postgain_offset( calibration_setup_t *setup, const ge
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lowgain = get_bipolar_lowgain( setup->dev, setup->ad_subdev );
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highgain = get_bipolar_highgain( setup->dev, setup->ad_subdev );
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}
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generic_prep_adc_caldacs( setup, layout, channel, highgain );
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if( unipolar )
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{
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reset_caldac( setup, layout->adc_postgain_offset( channel ) );
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/* need to make sure we aren't stuck on zero for unipolar,
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* by setting pregain offset to maximum */
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generic_peg( setup, layout->adc_ground_observable( setup, channel, lowgain ),
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layout->adc_offset( channel ), 1 );
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generic_peg( setup, layout->adc_ground_observable( setup, channel, lowgain ),
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layout->adc_offset_fine( channel ), 1 );
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}
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generic_do_relative( setup, current_cal, layout->adc_ground_observable( setup, channel, lowgain ),
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layout->adc_ground_observable( setup, channel, highgain ), layout->adc_postgain_offset( channel ) );
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