€•l$      Œsphinx.addnodes”Œdocument”“”)”}”(Œ	rawsource”Œ ”Œchildren”]”(Œtranslations”ŒLanguagesNode”“”)”}”(hhh]”(h Œpending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”Œparent”hsbaŒ
attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ	refdomain”Œstd”Œreftype”Œdoc”Œ	reftarget”Œ/translations/zh_CN/iio/opt4060”Œmodname”NŒ	classname”NŒrefexplicit”ˆuŒtagname”hhhubh)”}”(hhh]”hŒChinese (Traditional)”…””}”hh2sbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ/translations/zh_TW/iio/opt4060”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒItalian”…””}”hhFsbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ/translations/it_IT/iio/opt4060”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒJapanese”…””}”hhZsbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ/translations/ja_JP/iio/opt4060”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒKorean”…””}”hhnsbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ/translations/ko_KR/iio/opt4060”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubh)”}”(hhh]”hŒSpanish”…””}”hh‚sbah}”(h]”h ]”h"]”h$]”h&]”Œ	refdomain”h)Œreftype”h+Œ	reftarget”Œ/translations/sp_SP/iio/opt4060”Œmodname”NŒ	classname”NŒrefexplicit”ˆuh1hhhubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h
hhŒ	_document”hŒsource”NŒline”NubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒOPT4060 driver”h]”hŒOPT4060 driver”…””}”(hh¨hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hh£hžhhŸŒ9/var/lib/git/docbuild/linux/Documentation/iio/opt4060.rst”h Kubh¢)”}”(hhh]”(h§)”}”(hŒ1. Overview”h]”hŒ1. Overview”…””}”(hhºhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hh·hžhhŸh¶h KubhŒ	paragraph”“”)”}”(hŒxThis driver supports the Texas Instrument RGBW high resolution color sensor over
I2C.
https://www.ti.com/lit/gpn/opt4060”h]”(hŒVThis driver supports the Texas Instrument RGBW high resolution color sensor over
I2C.
”…””}”(hhÊhžhhŸNh NubhŒ	reference”“”)”}”(hŒ"https://www.ti.com/lit/gpn/opt4060”h]”hŒ"https://www.ti.com/lit/gpn/opt4060”…””}”(hhÔhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”Œrefuri”hÖuh1hÒhhÊubeh}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h Khh·hžhubhÉ)”}”(hX  The driver supports:
- Raw values for red, green, blue and clear.
- Illuminance values.
- Scaled color values for red, green and blue.
- IIO events for thresholds.
- IIO triggered buffer using both its own data ready trigger and triggers from
other drivers.”h]”hX  The driver supports:
- Raw values for red, green, blue and clear.
- Illuminance values.
- Scaled color values for red, green and blue.
- IIO events for thresholds.
- IIO triggered buffer using both its own data ready trigger and triggers from
other drivers.”…””}”(hhéhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h Khh·hžhubeh}”(h]”Œoverview”ah ]”h"]”Œ1. overview”ah$]”h&]”uh1h¡hh£hžhhŸh¶h Kubh¢)”}”(hhh]”(h§)”}”(hŒ2. Illuminance calculation”h]”hŒ2. Illuminance calculation”…””}”(hj  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hhÿhžhhŸh¶h KubhÉ)”}”(hŒ@Illuminance is calculated using the wide spectrum green channel.”h]”hŒ@Illuminance is calculated using the wide spectrum green channel.”…””}”(hj  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h KhhÿhžhubhÉ)”}”(hŒlux = GREEN_RAW x 2.15e-3”h]”hŒlux = GREEN_RAW x 2.15e-3”…””}”(hj  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h KhhÿhžhubhÉ)”}”(hŒQThe value is accessed from:
/sys/bus/iio/devices/iio:deviceX/in_illuminance_input”h]”hŒQThe value is accessed from:
/sys/bus/iio/devices/iio:deviceX/in_illuminance_input”…””}”(hj,  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h KhhÿhžhubhÉ)”}”(hŒ=See section 8.4.5.2 in the data sheet for additional details.”h]”hŒ=See section 8.4.5.2 in the data sheet for additional details.”…””}”(hj:  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h Khhÿhžhubeh}”(h]”Œilluminance-calculation”ah ]”h"]”Œ2. illuminance calculation”ah$]”h&]”uh1h¡hh£hžhhŸh¶h Kubh¢)”}”(hhh]”(h§)”}”(hŒ3. Color scale values”h]”hŒ3. Color scale values”…””}”(hjS  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hjP  hžhhŸh¶h K!ubhÉ)”}”(hŒ}The sensor has different sensitivity for the different color components and
compensating factors are exposed from the driver.”h]”hŒ}The sensor has different sensitivity for the different color components and
compensating factors are exposed from the driver.”…””}”(hja  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h K#hjP  hžhubhÉ)”}”(hŒÈThe values are accessed from:
/sys/bus/iio/devices/iio:deviceX/in_intensity_red_scale
/sys/bus/iio/devices/iio:deviceX/in_intensity_green_scale
/sys/bus/iio/devices/iio:deviceX/in_intensity_blue_scale”h]”hŒÈThe values are accessed from:
/sys/bus/iio/devices/iio:deviceX/in_intensity_red_scale
/sys/bus/iio/devices/iio:deviceX/in_intensity_green_scale
/sys/bus/iio/devices/iio:deviceX/in_intensity_blue_scale”…””}”(hjo  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h K&hjP  hžhubhÉ)”}”(hŒúA userspace application can multiply the raw values with the scale values so
that for a particular test light source, typically white, the measurement
intensity is the same across the different color channels. This is calculated
in the following way:”h]”hŒúA userspace application can multiply the raw values with the scale values so
that for a particular test light source, typically white, the measurement
intensity is the same across the different color channels. This is calculated
in the following way:”…””}”(hj}  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h K+hjP  hžhubhÉ)”}”(hŒ\R = RED_RAW x SCALE_RED(2.4)
G = GREEN_RAW x SCALE_GREEN(1.0)
B = BLUE_RAW x SCALE_BLUE(1.3)”h]”hŒ\R = RED_RAW x SCALE_RED(2.4)
G = GREEN_RAW x SCALE_GREEN(1.0)
B = BLUE_RAW x SCALE_BLUE(1.3)”…””}”(hj‹  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h K0hjP  hžhubhÉ)”}”(hŒïThe data sheet suggests using the scaled values to normalize the scaled R, G
and B values. This is useful to get a value for the ratio between colors
independent of light intensity. A userspace application can do this in the
following way:”h]”hŒïThe data sheet suggests using the scaled values to normalize the scaled R, G
and B values. This is useful to get a value for the ratio between colors
independent of light intensity. A userspace application can do this in the
following way:”…””}”(hj™  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h K4hjP  hžhubhÉ)”}”(hŒ\R_NORMALIZED = R / (R + G + B)
G_NORMALIZED = G / (R + G + B)
B_NORMALIZED = B / (R + G + B)”h]”hŒ\R_NORMALIZED = R / (R + G + B)
G_NORMALIZED = G / (R + G + B)
B_NORMALIZED = B / (R + G + B)”…””}”(hj§  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h K9hjP  hžhubhÉ)”}”(hŒ=See section 8.4.5.2 in the data sheet for additional details.”h]”hŒ=See section 8.4.5.2 in the data sheet for additional details.”…””}”(hjµ  hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hÈhŸh¶h K=hjP  hžhubeh}”(h]”Œcolor-scale-values”ah ]”h"]”Œ3. color scale values”ah$]”h&]”uh1h¡hh£hžhhŸh¶h K!ubeh}”(h]”Œopt4060-driver”ah ]”h"]”Œopt4060 driver”ah$]”h&]”uh1h¡hhhžhhŸh¶h Kubeh}”(h]”h ]”h"]”h$]”h&]”Œsource”h¶uh1hŒcurrent_source”NŒcurrent_line”NŒsettings”Œdocutils.frontend”ŒValues”“”)”}”(h¦NŒ	generator”NŒ	datestamp”NŒsource_link”NŒ
source_url”NŒtoc_backlinks”Œentry”Œfootnote_backlinks”KŒsectnum_xform”KŒstrip_comments”NŒstrip_elements_with_classes”NŒstrip_classes”NŒreport_level”KŒ
halt_level”KŒexit_status_level”KŒdebug”NŒwarning_stream”NŒ	traceback”ˆŒinput_encoding”Œ	utf-8-sig”Œinput_encoding_error_handler”Œstrict”Œoutput_encoding”Œutf-8”Œoutput_encoding_error_handler”jö  Œerror_encoding”Œutf-8”Œerror_encoding_error_handler”Œbackslashreplace”Œlanguage_code”Œen”Œrecord_dependencies”NŒconfig”NŒ	id_prefix”hŒauto_id_prefix”Œid”Œdump_settings”NŒdump_internals”NŒdump_transforms”NŒdump_pseudo_xml”NŒexpose_internals”NŒstrict_visitor”NŒ_disable_config”NŒ_source”h¶Œ_destination”NŒ_config_files”]”Œ7/var/lib/git/docbuild/linux/Documentation/docutils.conf”aŒfile_insertion_enabled”ˆŒraw_enabled”KŒline_length_limit”M'Œpep_references”NŒpep_base_url”Œhttps://peps.python.org/”Œpep_file_url_template”Œpep-%04d”Œrfc_references”NŒrfc_base_url”Œ&https://datatracker.ietf.org/doc/html/”Œ	tab_width”KŒtrim_footnote_reference_space”‰Œsyntax_highlight”Œlong”Œsmart_quotes”ˆŒsmartquotes_locales”]”Œcharacter_level_inline_markup”‰Œdoctitle_xform”‰Œdocinfo_xform”KŒsectsubtitle_xform”‰Œimage_loading”Œlink”Œembed_stylesheet”‰Œcloak_email_addresses”ˆŒsection_self_link”‰Œenv”NubŒreporter”NŒindirect_targets”]”Œsubstitution_defs”}”Œsubstitution_names”}”Œrefnames”}”Œrefids”}”Œnameids”}”(jÐ  jÍ  hühùjM  jJ  jÈ  jÅ  uŒ	nametypes”}”(jÐ  ‰hü‰jM  ‰jÈ  ‰uh}”(jÍ  h£hùh·jJ  hÿjÅ  jP  uŒfootnote_refs”}”Œcitation_refs”}”Œautofootnotes”]”Œautofootnote_refs”]”Œsymbol_footnotes”]”Œsymbol_footnote_refs”]”Œ	footnotes”]”Œ	citations”]”Œautofootnote_start”KŒsymbol_footnote_start”K Œ
id_counter”Œcollections”ŒCounter”“”}”…”R”Œparse_messages”]”Œtransform_messages”]”Œtransformer”NŒinclude_log”]”Œ
decoration”Nhžhub.