{"id":14273,"date":"2021-01-04T18:46:09","date_gmt":"2021-01-04T17:46:09","guid":{"rendered":"https:\/\/nerdiy.de\/?p=14273"},"modified":"2021-02-08T19:20:29","modified_gmt":"2021-02-08T18:20:29","slug":"howto-espeasy-ldr-connect-to-wemos-d1-mini-and-read-out","status":"publish","type":"post","link":"https:\/\/nerdiy.de\/en\/howto-espeasy-ldr-connect-to-wemos-d1-mini-and-read-out\/","title":{"rendered":"HowTo: ESPEasy \u2013 Connect and read LDR to Wemos D1 Mini"},"content":{"rendered":"<p>There are some situations in which it makes sense to connect an LDR to an ESP. This makes it relatively easy and inexpensive to measure the brightness in a room. <\/p>\n\n\n\n<p>This value can then be used, for example, to detect presence (Has someone switched on the light even though I'm not at home?) or to set a display brightness according to the brightness (see, for example: <strong><em><a href=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/\" target=\"_blank\" rel=\"noreferrer noopener\"> pxlBlck - Automatic adjustment of the display brightness via LDR<\/a><\/em><\/strong>).<\/p>\n\n\n\n<p>This article describes how you can connect an LDR to an ESP8266 and read it out with ESPEasy.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2><span style=\"color: #ff0000;\">Safety instructions <\/span><\/h2>\r\n<p><span style=\"color: #ff0000;\">I know the following notes are always kind of annoying and seem unnecessary. Unfortunately, many people who knew &quot;better&quot; have lost eyes, fingers or other things due to carelessness or injured themselves. Data loss is almost negligible in comparison, but even these can be really annoying. Therefore, please take five minutes to read the safety instructions. Because even the coolest project is not worth injury or other trouble.<\/span><br \/><strong><em><a href=\"https:\/\/nerdiy.de\/en\/safety-instructions\/\"><span style=\"color: #ff0000;\">https:\/\/www.nerdiy.de\/sicherheitshinweise\/<\/span><\/a><\/em><\/strong><\/p>\r\n<h2>Affiliate links\/advertising links<\/h2>\r\n<p><em>The links to online shops listed here are so-called affiliate links. If you click on such an affiliate link and make a purchase via this link, Nerdiy.de will receive a commission from the relevant online shop or provider. The price does not change for you. If you make your purchases via these links, you support Nerdiy.de in being able to offer other useful projects in the future. \ud83d\ude42\u00a0<\/em><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Requirements<\/h2>\n\n\n\n<p>For the assembly you have to master soldering tasks. The following articles contain tips on this.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/nerdiy.de\/en\/howto-electronics-my-friend-the-soldering-iron-2\/\" target=\"_blank\" rel=\"noreferrer noopener\"><em><strong>Electronics - My friend the soldering iron<\/strong><\/em><\/a><\/li><li><a href=\"https:\/\/nerdiy.de\/en\/soldering-entry-for-beginners\/\" target=\"_blank\" rel=\"noreferrer noopener\"><em><strong>Electronics \u2013 Solder THT components by hand<\/strong><\/em><\/a><\/li><li><a href=\"https:\/\/nerdiy.de\/en\/soldering-smd-components-by-hand-soldering-2\/\" target=\"_blank\" rel=\"noreferrer noopener\"><em><strong>Electronics \u2013 Solder SMD components by hand<\/strong><\/em><\/a><\/li><\/ul>\n\n\n\n<p><strong>Required tool:<\/strong><\/p>\n\n\n<div id=\"footable_parent_13945\"\n         class=\"footable_parent ninja_table_wrapper loading_ninja_table wp_table_data_press_parent semantic_ui\">\n                <table data-ninja_table_instance=\"ninja_table_instance_0\" data-footable_id=\"13945\" data-filter-delay=\"1000\" aria-label=\"Done: pxlBlck - Automatic adjustment of the display brightness via LDR - tool\"            id=\"footable_13945\"\n           data-unique_identifier=\"ninja_table_unique_id_2318343875_13945\"\n           class=\"foo-table ninja_footable foo_table_13945 ninja_table_unique_id_2318343875_13945 ui table  nt_type_ajax_table selectable striped vertical_centered  footable-paging-right\">\n                <colgroup>\n                            <col class=\"ninja_column_0\">\n                            <col class=\"ninja_column_1\">\n                            <col class=\"ninja_column_2\">\n                            <col class=\"ninja_column_3\">\n                            <col class=\"ninja_column_4\">\n                            <col class=\"ninja_column_5\">\n                    <\/colgroup>\n            <\/table>\n    \n    \n    \n<\/div>\n\n\n\n\n<p><strong>Required material:<\/strong><\/p>\n\n\n\n<p><strong>In the following list you will find all the parts you need for the assembly.<\/strong><\/p>\n\n\n<div id=\"footable_parent_13944\"\n         class=\"footable_parent ninja_table_wrapper loading_ninja_table wp_table_data_press_parent semantic_ui\">\n                <table data-ninja_table_instance=\"ninja_table_instance_1\" data-footable_id=\"13944\" data-filter-delay=\"1000\" aria-label=\"Done: pxlBlck - Automatic adjustment of the display brightness via LDR - material\"            id=\"footable_13944\"\n           data-unique_identifier=\"ninja_table_unique_id_754871079_13944\"\n           class=\"foo-table ninja_footable foo_table_13944 ninja_table_unique_id_754871079_13944 ui table  nt_type_ajax_table selectable striped vertical_centered  footable-paging-right\">\n                <colgroup>\n                            <col class=\"ninja_column_0\">\n                            <col class=\"ninja_column_1\">\n                            <col class=\"ninja_column_2\">\n                            <col class=\"ninja_column_3\">\n                            <col class=\"ninja_column_4\">\n                            <col class=\"ninja_column_5\">\n                    <\/colgroup>\n            <\/table>\n    \n    \n    \n<\/div>\n\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Connect an LDR to the ESP8266<\/h2>\n\n\n\n<p>In order for the ESP8266 to be able to measure the ambient brightness using the LDR, you must of course first connect an LDR. An LDR is a light-dependent resistor whose resistance depends on the ambient brightness or the light that hits the LDR. <\/p>\n\n\n\n<p>If the brightness changes, the resistance of the LDR also changes. If the LDR is connected to the ESP8266 via a voltage divider, this resistance and thus the brightness can be measured indirectly using the ADC.<\/p>\n\n\n\n<p>The basic circuit diagram for connecting an LDR to an ESP8266 can be seen in the following circuit diagram.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"545\" data-attachment-id=\"13950\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/www-nerdiy-de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8.jpg?fit=835%2C562&amp;ssl=1\" data-orig-size=\"835,562\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8.jpg?fit=810%2C545&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8.jpg?resize=810%2C545&#038;ssl=1\" alt=\"\" class=\"wp-image-13950\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8.jpg?w=835&amp;ssl=1 835w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8.jpg?resize=300%2C202&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-fritzing-ppdontyly8.jpg?resize=768%2C517&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><figcaption>Basically, an LDR is connected to an ESP8266 according to the following circuit diagram.<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>You can find further examples in the following articles on the various <strong><em><a href=\"https:\/\/nerdiy.de\/en\/day\/pxlblckplatform\/\" target=\"_blank\" rel=\"noreferrer noopener\">pxlBlck platforms<\/a><\/em><\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/nerdiy.de\/en\/howto-build-pxlblck-pxlblck_slotclock\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><em>pxlBlck - build pxlBlck_SlotClock<\/em><\/strong><\/a><\/li><li><a href=\"https:\/\/nerdiy.de\/en\/howto-build-pxlblck-pxlblck_pot\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><em>pxlBlck - build pxlBlck_Pot<\/em><\/strong><\/a><\/li><li><strong><em><a href=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/\" target=\"_blank\" rel=\"noreferrer noopener\">pxlBlck - build pxlBlck_RingClock<\/a><\/em><\/strong><\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Connecting the LDR to a Wemos D1 Mini<\/h2>\n\n\n\n<p>The following instructions show how you can connect an LDR to a Wemos D1 Mini in a very space-saving way. The instructions are an excerpt from the assembly article for the <strong><em><a href=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/\" target=\"_blank\" rel=\"noreferrer noopener\">pxlBlck - build pxlBlck_RingClock<\/a><\/em><\/strong>.<\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-attachment-id=\"13127\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/www-nerdiy-de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?fit=1512%2C2016&amp;ssl=1\" data-orig-size=\"1512,2016\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G930F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1554738799&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;80&quot;,&quot;shutter_speed&quot;:&quot;0.02&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-13127 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-155319.jpg?w=1512&amp;ssl=1 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>For this you need an LDR and a \"normal\" (1\/W) 1k resistor.<\/p>\n\n\n\n<p>Some shrink tubing (not shown in the picture) is also very helpful.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-attachment-id=\"13129\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/www-nerdiy-de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?fit=1512%2C2016&amp;ssl=1\" data-orig-size=\"1512,2016\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G930F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1554739271&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;64&quot;,&quot;shutter_speed&quot;:&quot;0.02&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-13129 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160111.jpg?w=1512&amp;ssl=1 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Then solder the 1k resistor to the contacts of the Wemos D1 MIni as shown.<\/p>\n\n\n\n<p>The resistor is soldered between GND and the input of the ADC. It thus functions as a series resistor to the LDR and forms a voltage divider in combination with the LDR.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-attachment-id=\"13130\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/www-nerdiy-de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?fit=1512%2C2016&amp;ssl=1\" data-orig-size=\"1512,2016\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G930F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1554739276&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;50&quot;,&quot;shutter_speed&quot;:&quot;0.02&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-13130 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160116.jpg?w=1512&amp;ssl=1 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Close-up of the soldered resistor.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-attachment-id=\"13131\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/www-nerdiy-de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?fit=1512%2C2016&amp;ssl=1\" data-orig-size=\"1512,2016\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G930F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1554739280&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;64&quot;,&quot;shutter_speed&quot;:&quot;0.016666666666667&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-13131 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?w=1512&amp;ssl=1 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Close-up of the soldered resistor.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-attachment-id=\"13132\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/www-nerdiy-de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?fit=1512%2C2016&amp;ssl=1\" data-orig-size=\"1512,2016\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G930F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1554739525&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;80&quot;,&quot;shutter_speed&quot;:&quot;0.02&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-13132 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160525.jpg?w=1512&amp;ssl=1 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>You must now solder the LDR between the contacts of the analog digital converter and 3V3.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-attachment-id=\"13133\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/www-nerdiy-de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?fit=1512%2C2016&amp;ssl=1\" data-orig-size=\"1512,2016\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G930F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1554739528&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;64&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-13133 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160528.jpg?w=1512&amp;ssl=1 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>To do this, you should protect at least one of the LDR contacts against short circuits with heat-shrink tubing.<\/p>\n\n\n\n<p>The LDR itself should then protrude approx. 5mm beyond the end of the board of the Wemos D1 Mini.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-attachment-id=\"13135\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-build-the-pxlblck_ringclock\/www-nerdiy-de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?fit=1512%2C2016&amp;ssl=1\" data-orig-size=\"1512,2016\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;SM-G930F&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1554739542&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;50&quot;,&quot;shutter_speed&quot;:&quot;0.02&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?fit=768%2C1024&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" class=\"wp-image-13135 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?resize=1152%2C1536&amp;ssl=1 1152w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160542.jpg?w=1512&amp;ssl=1 1512w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Another view of the installed LDR.<\/p>\n<\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Configure the ADC of the ESP8266<\/h2>\n\n\n\n<p>So that the brightness values of the connected LDR can be read in, you must first configure the analog digital converter of the ESP8266. Thanks to ESPEasy, this is done quickly.<\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"506\" data-attachment-id=\"13715\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/www-nerdiy-de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u.png?fit=969%2C605&amp;ssl=1\" data-orig-size=\"969,605\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u.png?fit=810%2C506&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u.png?resize=810%2C506&#038;ssl=1\" alt=\"\" class=\"wp-image-13715 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u.png?w=969&amp;ssl=1 969w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u.png?resize=300%2C187&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-ts1dhqyx5u.png?resize=768%2C480&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>To do this, go to the web interface of your ESPEasy device. To do this, enter the IP address of the device in the address line of your browser.<\/p>\n\n\n\n<p>How to find out the IP address of devices in your network is also described in the article <strong><em><a rel=\"noreferrer noopener\" href=\"https:\/\/nerdiy.de\/en\/find-out-the-ip-address-of-the-devices-on-the-network\/\" target=\"_blank\">Display\/find out the IP address of the devices in the network<\/a><\/em><\/strong> described.<\/p>\n\n\n\n<p>Then switch to the \"Devices\" area.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"567\" data-attachment-id=\"13698\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/www-nerdiy-de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z.jpg?fit=969%2C678&amp;ssl=1\" data-orig-size=\"969,678\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z.jpg?fit=810%2C567&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z.jpg?resize=810%2C567&#038;ssl=1\" alt=\"\" class=\"wp-image-13698 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z.jpg?w=969&amp;ssl=1 969w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z.jpg?resize=300%2C210&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-yecq3wwr1z.jpg?resize=768%2C537&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>All configured devices are now listed in the table shown. <\/p>\n\n\n\n<p>Now click on the \"Edit\" button in the first empty line.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"663\" data-attachment-id=\"13699\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/www-nerdiy-de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh.jpg?fit=969%2C793&amp;ssl=1\" data-orig-size=\"969,793\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh.jpg?fit=810%2C663&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh.jpg?resize=810%2C663&#038;ssl=1\" alt=\"\" class=\"wp-image-13699 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh.jpg?w=969&amp;ssl=1 969w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh.jpg?resize=300%2C246&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-kg11q6g4jh.jpg?resize=768%2C629&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>You will be redirected to a page where you can configure a device.<\/p>\n\n\n\n<p>To configure the Analog to Digital Converter you have to add the entry<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p> Analog input \u2013 external <\/p><\/blockquote>\n\n\n\n<p>select<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"734\" data-attachment-id=\"13700\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/www-nerdiy-de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55.jpg?fit=969%2C878&amp;ssl=1\" data-orig-size=\"969,878\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55.jpg?fit=810%2C734&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55.jpg?resize=810%2C734&#038;ssl=1\" alt=\"\" class=\"wp-image-13700 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55.jpg?w=969&amp;ssl=1 969w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55.jpg?resize=300%2C272&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-w5d0yhuk55.jpg?resize=768%2C696&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>Now you should configure the device \"Analog input - external\" as shown in the picture on the left.<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"735\" data-attachment-id=\"13701\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/www-nerdiy-de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?fit=968%2C878&amp;ssl=1\" data-orig-size=\"968,878\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?fit=810%2C735&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?resize=810%2C735&#038;ssl=1\" alt=\"\" class=\"wp-image-13701 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?w=968&amp;ssl=1 968w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?resize=300%2C272&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?resize=768%2C697&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>You must then confirm the settings by clicking on \"Submit\".<\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Scale LDR value to another target range<\/h2>\n\n\n\n<p>The settings of the \"Analog Input - internal\" device contain another practical setting option. <\/p>\n\n\n\n<p>Without further configuration, the ADC value (i.e. a value between 0 and 1023) is displayed. If you prefer to convert the value of the LDR or its measured brightness to a different range, you can set this here. <\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-light-gray-background-color has-background\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"735\" data-attachment-id=\"13701\" data-permalink=\"https:\/\/nerdiy.de\/en\/howto-pxlblck-automatic-adjustment-of-the-display-brightness-via-ldr\/www-nerdiy-de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?fit=968%2C878&amp;ssl=1\" data-orig-size=\"968,878\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?fit=810%2C735&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?resize=810%2C735&#038;ssl=1\" alt=\"\" class=\"wp-image-13701 size-full\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?w=968&amp;ssl=1 968w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?resize=300%2C272&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-automatische-einstellung-der-displayhelligkeit-via-ldr-firefox-hhty3kvsz4.jpg?resize=768%2C697&amp;ssl=1 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p>In the 2\u00d72 table shown on the left, you have the option of configuring the corresponding values for two points.<\/p>\n\n\n\n<p>In this case, I have found out (by trial and error) that my LDR has a value of 400 at the highest brightness in the room. The brightness should now be converted into the range 0 to 10. <\/p>\n\n\n\n<p>To do this, you must configure the options in the \"Point 1\" and \"Point 2\" section as shown in the image.<\/p>\n<\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n<h2>Have fun with the project<\/h2>\r\n<p>I hope everything worked as described for you. If not or you have questions or suggestions please let me know in the comments. I will then add this to the article if necessary.<br \/>Ideas for new projects are always welcome. \ud83d\ude42<\/p>\r\n<p><strong>PS Many of these projects - especially the hardware projects - cost a lot of time and money. Of course I do this because I enjoy it, but if you think it&#039;s cool that I share the information with you, I would be happy about a small donation to the coffee fund. \ud83d\ude42<\/strong><\/p>\r\n<p><a href=\"https:\/\/ko-fi.com\/nerdiy\" target=\"_blank\" rel=\"noopener\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" style=\"border: 0px; height: 36px;\" src=\"https:\/\/i0.wp.com\/cdn.ko-fi.com\/cdn\/kofi4.png?resize=143%2C36&#038;ssl=1\" alt=\"Buy Me a Coffee at ko-fi.com\" width=\"143\" height=\"36\" border=\"0\" \/><\/a>\u00a0 \u00a0 \u00a0 \u00a0<input name=\"cmd\" type=\"hidden\" value=\"_s-xclick\" \/> <input name=\"hosted_button_id\" type=\"hidden\" value=\"UAZE9RMHJY7VJ\" \/> <input title=\"PayPal - The safer, easier way to pay online!\" alt=\"Donate with PayPal button\" name=\"submit\" src=\"https:\/\/www.paypalobjects.com\/de_DE\/DE\/i\/btn\/btn_donateCC_LG.gif\" type=\"image\" \/> <img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/www.paypal.com\/de_DE\/i\/scr\/pixel.gif?resize=1%2C1&#038;ssl=1\" alt=\"\" width=\"1\" height=\"1\" border=\"0\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>There are some situations in which the connection of an LDR to an ESP makes sense. This is because it is relatively easy and for little money to adjust the brightness in a room [...].<\/p>","protected":false},"author":1,"featured_media":13131,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[149,56,86,146,313,61],"tags":[245,170,165,151,265],"class_list":["post-14273","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-abendprojekt2h","category-arduino","category-elektronik","category-esp-easy","category-esp-easy-sensoren-aktoren","category-smarthome","tag-esp32","tag-esp8266-2","tag-espeasy","tag-espeasy-plugin","tag-ldr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HowTo: ESPEasy - LDR an Wemos D1 Mini anschlie\u00dfen und auslesen - nerdiy.de - DIY, Elektronik, 3D Druck und mehr...<\/title>\n<meta name=\"description\" content=\"Read a huge collection of detailed Tutorials on Nerdiy.de about all kind of Software, Hardware and general maker topics.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nerdiy.de\/en\/howto-espeasy-ldr-connect-to-wemos-d1-mini-and-read-out\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HowTo: ESPEasy - LDR an Wemos D1 Mini anschlie\u00dfen und auslesen - nerdiy.de - DIY, Elektronik, 3D Druck und mehr...\" \/>\n<meta property=\"og:description\" content=\"Read a huge collection of detailed Tutorials on Nerdiy.de about all kind of Software, Hardware and general maker topics.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/nerdiy.de\/en\/howto-espeasy-ldr-connect-to-wemos-d1-mini-and-read-out\/\" \/>\n<meta property=\"og:site_name\" content=\"nerdiy.de - DIY, Elektronik, 3D Druck und mehr...\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/nerdiy.de\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/nerdiy.de\/\" \/>\n<meta property=\"article:published_time\" content=\"2021-01-04T17:46:09+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-02-08T18:20:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-pxlblck-pxlblck_ringclock-aufbauen-20190408-160120.jpg?fit=1512%2C2016&ssl=1\" \/>\n\t<meta property=\"og:image:width\" content=\"1512\" \/>\n\t<meta property=\"og:image:height\" content=\"2016\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Fab\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@nerdiyde\" \/>\n<meta name=\"twitter:site\" content=\"@nerdiyde\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Fab\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/nerdiy.de\\\/howto-espeasy-ldr-an-wemos-d1-mini-anschliessen-und-auslesen\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/nerdiy.de\\\/howto-espeasy-ldr-an-wemos-d1-mini-anschliessen-und-auslesen\\\/\"},\"author\":{\"name\":\"Fab\",\"@id\":\"https:\\\/\\\/nerdiy.de\\\/de_de\\\/#\\\/schema\\\/person\\\/f1579a71868adb0be60a74246d3e0908\"},\"headline\":\"HowTo: ESPEasy &#8211; 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In einem meiner anderen Projekte (siehe ESPEasy - F\u00fcllstandssensor mit VL53L0X \/ VL53L1X) verwende ich diesen Sensor auch schon um, zum Beispiel, den\u2026","rel":"","context":"In &quot;Abendprojekt(&lt;2h)&quot;","block_context":{"text":"Abendprojekt(&lt;2h)","link":"https:\/\/nerdiy.de\/en\/category\/evening-project2h\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-vl53l0x-vl53l1x-distanzsensor-an-den-esp8266-anschliessen-und-auslesen-fritzing-2asj7qlhg4.jpg?fit=1200%2C668&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-vl53l0x-vl53l1x-distanzsensor-an-den-esp8266-anschliessen-und-auslesen-fritzing-2asj7qlhg4.jpg?fit=1200%2C668&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-vl53l0x-vl53l1x-distanzsensor-an-den-esp8266-anschliessen-und-auslesen-fritzing-2asj7qlhg4.jpg?fit=1200%2C668&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-vl53l0x-vl53l1x-distanzsensor-an-den-esp8266-anschliessen-und-auslesen-fritzing-2asj7qlhg4.jpg?fit=1200%2C668&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-vl53l0x-vl53l1x-distanzsensor-an-den-esp8266-anschliessen-und-auslesen-fritzing-2asj7qlhg4.jpg?fit=1200%2C668&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":15632,"url":"https:\/\/nerdiy.de\/en\/howto-espeasy-bme280-bmp280-connect-to-the-esp8266-and-read-out\/","url_meta":{"origin":14273,"position":4},"title":"HowTo: ESPEasy - Connecting BME280 \/ BMP280 to the ESP8266 and reading it out","author":"Fab","date":"9. 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Der BME280 ist also der perfekte Sensor, wenn Ihr mit wenig Aufwand die Klimadaten eines\u2026","rel":"","context":"In &quot;Abendprojekt(&lt;2h)&quot;","block_context":{"text":"Abendprojekt(&lt;2h)","link":"https:\/\/nerdiy.de\/en\/category\/evening-project2h\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-bme280-an-den-esp8266-anschliessen-und-auslesen-fritzing-yxy4dqv6nn.jpg?fit=1200%2C663&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-bme280-an-den-esp8266-anschliessen-und-auslesen-fritzing-yxy4dqv6nn.jpg?fit=1200%2C663&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-bme280-an-den-esp8266-anschliessen-und-auslesen-fritzing-yxy4dqv6nn.jpg?fit=1200%2C663&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-bme280-an-den-esp8266-anschliessen-und-auslesen-fritzing-yxy4dqv6nn.jpg?fit=1200%2C663&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2021\/02\/www.nerdiy.de-howto-espeasy-bme280-an-den-esp8266-anschliessen-und-auslesen-fritzing-yxy4dqv6nn.jpg?fit=1200%2C663&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":7680,"url":"https:\/\/nerdiy.de\/en\/howto-build-pxlblck-pxlblck_slotclock\/","url_meta":{"origin":14273,"position":5},"title":"HowTo: pxlBlck - build pxlBlck_SlotClock","author":"Fab","date":"12. December 2020","format":false,"excerpt":"Die pxlBlck_SlotClock besteht aus einer 1x60 LED Matrix. So kann sie die Uhrzeit nach dem gleichen Schema wie eine Analoge Uhr darstellen. Die Farben der einzelnen Zeiger lassen sich einstellen. Zus\u00e4tzlich lassen sich Stundenmarkierungen anzeigen. Dadurch wird die Orientierung und das ablesen der Uhrzeit etwas leichter. :) Um \u00fcber Ereignisse\u2026","rel":"","context":"In &quot;3D-Druck&quot;","block_context":{"text":"3D-Druck","link":"https:\/\/nerdiy.de\/en\/category\/3d-printing\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-pxlblck_slotclock-aufbauen-dsc00766-1-scaled.jpg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-pxlblck_slotclock-aufbauen-dsc00766-1-scaled.jpg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-pxlblck_slotclock-aufbauen-dsc00766-1-scaled.jpg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-pxlblck_slotclock-aufbauen-dsc00766-1-scaled.jpg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/12\/www.nerdiy.de-howto-pxlblck-pxlblck_slotclock-aufbauen-dsc00766-1-scaled.jpg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/posts\/14273","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/comments?post=14273"}],"version-history":[{"count":0,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/posts\/14273\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/media\/13131"}],"wp:attachment":[{"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/media?parent=14273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/categories?post=14273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/tags?post=14273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}