{"id":2889,"date":"2019-02-26T18:50:20","date_gmt":"2019-02-26T17:50:20","guid":{"rendered":"https:\/\/www.nerdiy.de\/?p=2889"},"modified":"2019-08-08T06:43:44","modified_gmt":"2019-08-08T04:43:44","slug":"flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware","status":"publish","type":"post","link":"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/","title":{"rendered":"HowTo: Tasmota \u2013 Flash Sonoff S26 socket with Tasmota firmware"},"content":{"rendered":"<p>When looking for inexpensive WLAN sockets to control normal consumers, sooner or later you stumble across the \"Sonoff S26\". This is one of (if not the) cheapest WLAN socket outlet I know.<\/p>\n<p>Its only disadvantage is the firmware. This is not very universal and the range of functions is limited. The solution to all these problems is the alternative firmware \"Tasmota\". It adds all the functions to the Sonoff S26 that are missing from the standard firmware.<\/p>\n<p>How you can proceed to flash the \"Sonoff S26\" with the Tasmota firmware is described in the following article.<\/p>\n<hr \/>\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<hr \/>\n<h2>Requirements<\/h2>\n<p><strong>Helpful articles:<br \/>\n<\/strong>Before you start with this article, you should have dealt with the basics of soldering. You can find information about this in the following article.<strong><br \/>\n<em><a href=\"https:\/\/nerdiy.de\/en\/howto-electronics-my-friend-the-soldering-iron-2\/\">Electronics - My friend the soldering iron<\/a><\/em><\/strong><\/p>\n<p><strong>Required tool:<\/strong><\/p>\n<p><strong>In the following list you will find all the tools you need to implement this article.<\/strong><\/p>\n<div id=\"footable_parent_4415\"\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=\"4415\" data-filter-delay=\"1000\" aria-label=\"Done: Tasmota - flash Sonoff S26 socket with Tasmota firmware - tool\"            id=\"footable_4415\"\n           data-unique_identifier=\"ninja_table_unique_id_967104063_4415\"\n           class=\"foo-table ninja_footable foo_table_4415 ninja_table_unique_id_967104063_4415 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<p><strong>Required material:<\/strong><\/p>\n<p><strong>In the following list you will find all the parts you need to implement this article.<\/strong><\/p>\n<div id=\"footable_parent_4414\"\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=\"4414\" data-filter-delay=\"1000\" aria-label=\"Done: Tasmota - Flash Sonoff S26 socket with Tasmota firmware - Material\"            id=\"footable_4414\"\n           data-unique_identifier=\"ninja_table_unique_id_195176750_4414\"\n           class=\"foo-table ninja_footable foo_table_4414 ninja_table_unique_id_195176750_4414 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<hr \/>\n<h2>Collect required parts<\/h2>\n<p>In the following picture you can see the parts of a Sonoff S26 socket.<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2890\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-190909\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704149&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0054054054054054&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-190909\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?fit=768%2C1024&amp;ssl=1\" class=\"alignnone size-large wp-image-2890\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a> <a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2891\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-190918\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704158&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0056818181818182&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-190918\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?fit=768%2C1024&amp;ssl=1\" class=\"alignnone size-large wp-image-2891\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190918.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/p>\n<hr \/>\n<h2>Open the housing<\/h2>\n<p>In order to transfer the Tasmota firmware to the ESp8266 of the socket, you must first attach the connecting cables to which you can then connect the programming adapter.<\/p>\n<figure id=\"attachment_2892\" aria-describedby=\"caption-attachment-2892\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2892\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-190956\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704195&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0054945054945055&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-190956\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2892 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190956.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2892\" class=\"wp-caption-text\">To do this, open the socket housing by loosening the three screws on the bottom.<\/figcaption><\/figure>\n<figure id=\"attachment_2893\" aria-describedby=\"caption-attachment-2893\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2893\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-191016\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704216&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0062893081761006&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-191016\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2893 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191016.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2893\" class=\"wp-caption-text\">You can then lift off the lid at the bottom...<\/figcaption><\/figure>\n<figure id=\"attachment_2894\" aria-describedby=\"caption-attachment-2894\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2894\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-191052\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704252&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0062893081761006&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-191052\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2894 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191052.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2894\" class=\"wp-caption-text\">and disassemble the housing into its individual parts. This also gives you access to the control board of the socket.<\/figcaption><\/figure>\n<hr \/>\n<h2>Prepare programming connections<\/h2>\n<p>In order to be able to connect the programming adapter to the ESP8266 on the control board, you now have to solder a few connecting cables to the control board.<\/p>\n<figure id=\"attachment_2895\" aria-describedby=\"caption-attachment-2895\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2895\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-191448\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704488&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0086206896551724&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-191448\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2895 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191448.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2895\" class=\"wp-caption-text\">The control board is the board that protrudes laterally from the large board and is only connected to it via three solder connections.<\/figcaption><\/figure>\n<figure id=\"attachment_2898\" aria-describedby=\"caption-attachment-2898\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2898\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-191527\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704527&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-191527\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2898 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191527.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2898\" class=\"wp-caption-text\">There are several small solder pads on the control board. To be able to connect the programming adapter, you must solder connection lines to the solder pads \"3V3\", \"GND\", \"ETX\" and \"ERX\".<\/figcaption><\/figure>\n<figure id=\"attachment_2899\" aria-describedby=\"caption-attachment-2899\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2899\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-191811\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704691&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-191811\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2899 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-191811.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2899\" class=\"wp-caption-text\">To do this, tin the soldering pads as shown. This makes soldering the connecting cables easier in the next step.<\/figcaption><\/figure>\n<figure id=\"attachment_2900\" aria-describedby=\"caption-attachment-2900\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2900\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-192021\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704821&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0061728395061728&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-192021\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2900 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192021.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2900\" class=\"wp-caption-text\">Now solder the connecting cables to the soldering pads. Make sure that there are no short circuits (connections) between the soldering pads.<\/figcaption><\/figure>\n<figure id=\"attachment_2901\" aria-describedby=\"caption-attachment-2901\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2901\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-192027\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704827&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;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-192027\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2901 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192027.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2901\" class=\"wp-caption-text\">Close-up of the soldered connection cables.<\/figcaption><\/figure>\n<figure id=\"attachment_2902\" aria-describedby=\"caption-attachment-2902\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2902\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-192036\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704836&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-192036\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2902 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192036.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2902\" class=\"wp-caption-text\">Close-up of the soldered connection cables.<\/figcaption><\/figure>\n<figure id=\"attachment_2903\" aria-describedby=\"caption-attachment-2903\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2903\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-192043\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704843&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;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-192043\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2903 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192043.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2903\" class=\"wp-caption-text\">Close-up of the soldered connection cables.<\/figcaption><\/figure>\n<hr \/>\n<h2>Connect programming interface<\/h2>\n<p>Now it&#039;s time to connect the programming adapter to the control board. There are many programming adapters, which is why their appearance often differs.<\/p>\n<p>However, the PINs labeled \"3V3\", \"GND\", \"TXD\" and \"RXD\" are always present. These are the connections you need to connect the programming adapter to the control board.<\/p>\n<figure id=\"attachment_2904\" aria-describedby=\"caption-attachment-2904\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2904\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-192323\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541705003&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0090909090909091&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-192323\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2904 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192323.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2904\" class=\"wp-caption-text\">To do this, connect the Dupont cables to the four connection PINs \"3V3\", \"GND\", \"RX\" and \"TX\" of the programming adapter.<\/figcaption><\/figure>\n<figure id=\"attachment_2905\" aria-describedby=\"caption-attachment-2905\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2905\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-192444\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541705084&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0059171597633136&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-192444\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2905 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192444.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2905\" class=\"wp-caption-text\">The Dupont cables must now be connected to the connection cables that you have previously soldered to the control board. You must connect the \"3V3\" and \"GND\" contacts to their respective counterparts. This means \"3V3\" on the programming adapter with \"3V3\" on the control board and \"GND\" on the programming adapter with \"GND\" on the control board. You must connect the \"RX\" and \"TX\" contacts exactly \"crosswise\". To do this, connect \"RX\" on the programming adapter to \"ETX\" on the control board and \"TX\" on the programming adapter to \"ERX\" on the control board.<\/figcaption><\/figure>\n<figure id=\"attachment_2906\" aria-describedby=\"caption-attachment-2906\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2906\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-192455\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541705094&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0074626865671642&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-192455\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2906 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-192455.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2906\" class=\"wp-caption-text\">You can also see the correct connections based on the colors of the cables.<\/figcaption><\/figure>\n<hr \/>\n<h2>Flash Tasmota firmware<\/h2>\n<p>After you have connected your programming adapter to the control board, you can now flash the Tasmota firmware. This and the setting options are detailed in the article <a href=\"https:\/\/nerdiy.de\/en\/tasmota-firmware-flash\/\"><em><strong>Tasmota - Flash firmware<\/strong><\/em><\/a> described.<\/p>\n<p>Below is a configuration that should work for the Sonoff S26. Of course, you still have to configure the access data for your WLAN and, if necessary, the access data for your MQTT server.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"null\">\/*\r\n  user_config.h - user specific configuration for Sonoff-Tasmota\r\n\r\n  Copyright (C) 2018  Theo Arends\r\n\r\n  This program is free software: you can redistribute it and\/or modify\r\n  it under the terms of the GNU General Public License as published by\r\n  the Free Software Foundation, either version 3 of the License, or\r\n  (at your option) any later version.\r\n\r\n  This program is distributed in the hope that it will be useful,\r\n  but WITHOUT ANY WARRANTY; without even the implied warranty of\r\n  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r\n  GNU General Public License for more details.\r\n\r\n  You should have received a copy of the GNU General Public License\r\n  along with this program.  If not, see &lt;http:\/\/www.gnu.org\/licenses\/&gt;.\r\n*\/\r\n\r\n#ifndef _USER_CONFIG_H_\r\n#define _USER_CONFIG_H_\r\n\r\n\/*********************************************************************************************\r\n * This file consists of TWO sections.\r\n *\r\n * SECTION 1:\r\n * The first section contains PARAMETERS overriding flash settings if define CFG_HOLDER is CHANGED.\r\n * All parameters can be persistent changed online using commands via MQTT, WebConsole or Serial.\r\n *   Corresponding MQTT\/Serial\/Console commands are shown in [brackets]\r\n *\r\n * SECTION 2:\r\n * The second section contains Enabled and Disabled FEATURES allowing different program size.\r\n *   Changes in this section do NOT need a change of define CFG_HOLDER.\r\n *\r\n * ATTENTION:\r\n * Users are advised to use the user_config_override.h file for most changes.\r\n*********************************************************************************************\/\r\n\r\n\/\/#define USE_CONFIG_OVERRIDE                      \/\/ Uncomment to use user_config_override.h file. See README.md\r\n\r\n\/*********************************************************************************************\r\n * SECTION 1\r\n * - After initial load any change here only take effect if CFG_HOLDER is changed too\r\n*********************************************************************************************\/\r\n\r\n\/\/ -- Master parameter control --------------------\r\n#define CFG_HOLDER             4617              \/\/ [Reset 1] Change this value (max 32000) to load SECTION1 configuration parameters to flash\r\n\r\n\/\/ -- Project -------------------------------------\r\n#define PROJECT                \"SonoffS26\"          \/\/ PROJECT is used as the default topic delimiter\r\n#define MODULE                 SONOFF_S2X      \/\/ [Module] Select default model from sonoff_template.h (Should not be changed)\r\n\r\n#define SAVE_DATA              1                 \/\/ [SaveData] Save changed parameters to Flash (0 = disable, 1 - 3600 seconds)\r\n#define SAVE_STATE             1                 \/\/ [SetOption0] Save changed power state to Flash (0 = disable, 1 = enable)\r\n\r\n\/\/ -- Wifi ----------------------------------------\r\n#define WIFI_IP_ADDRESS        \"0.0.0.0\"         \/\/ [IpAddress1] Set to 0.0.0.0 for using DHCP or IP address\r\n#define WIFI_GATEWAY           \"192.168.0.1\"   \/\/ [IpAddress2] If not using DHCP set Gateway IP address\r\n#define WIFI_SUBNETMASK        \"255.255.255.0\"   \/\/ [IpAddress3] If not using DHCP set Network mask\r\n#define WIFI_DNS               \"192.168.0.1\"    \/\/ [IpAddress4] If not using DHCP set DNS IP address (might be equal to WIFI_GATEWAY)\r\n\r\n#define STA_SSID1              \"\"                \/\/ [Ssid1] Wifi SSID\r\n#define STA_PASS1              \"\"                \/\/ [Password1] Wifi password\r\n#define STA_SSID2              \"\"                \/\/ [Ssid2] Optional alternate AP Wifi SSID\r\n#define STA_PASS2              \"\"                \/\/ [Password2] Optional alternate AP Wifi password\r\n#define WIFI_CONFIG_TOOL       WIFI_MANAGER         \/\/ [WifiConfig] Default tool if wifi fails to connect\r\n                                                 \/\/   (WIFI_RESTART, WIFI_SMARTCONFIG, WIFI_MANAGER, WIFI_WPSCONFIG, WIFI_RETRY, WIFI_WAIT, WIFI_SERIAL)\r\n#define WIFI_CONFIG_NO_SSID    WIFI_WPSCONFIG    \/\/ Default tool if wifi fails to connect and no SSID is configured\r\n                                                 \/\/   (WIFI_SMARTCONFIG, WIFI_MANAGER, WIFI_WPSCONFIG, WIFI_SERIAL)\r\n                                                 \/\/   *** NOTE: When WPS is disabled by USE_WPS below, WIFI_WPSCONFIG will execute WIFI_MANAGER ***\r\n                                                 \/\/   *** NOTE: When WIFI_MANAGER is disabled by USE_WEBSERVER below, WIFI_MANAGER will execute WIFI_SMARTCONFIG ***\r\n                                                 \/\/   *** NOTE: When WIFI_SMARTCONFIG is disabled by USE_SMARTCONFIG below, WIFI_SMARTCONFIG will execute WIFI_SERIAL ***\r\n\r\n\/\/ -- Syslog --------------------------------------\r\n#define SYS_LOG_HOST           \"\"                \/\/ [LogHost] (Linux) syslog host\r\n#define SYS_LOG_PORT           514               \/\/ [LogPort] default syslog UDP port\r\n#define SYS_LOG_LEVEL          LOG_LEVEL_NONE    \/\/ [SysLog] (LOG_LEVEL_NONE, LOG_LEVEL_ERROR, LOG_LEVEL_INFO, LOG_LEVEL_DEBUG, LOG_LEVEL_DEBUG_MORE)\r\n#define SERIAL_LOG_LEVEL       LOG_LEVEL_DEBUG    \/\/ [SerialLog] (LOG_LEVEL_NONE, LOG_LEVEL_ERROR, LOG_LEVEL_INFO, LOG_LEVEL_DEBUG, LOG_LEVEL_DEBUG_MORE)\r\n#define WEB_LOG_LEVEL          LOG_LEVEL_INFO    \/\/ [WebLog] (LOG_LEVEL_NONE, LOG_LEVEL_ERROR, LOG_LEVEL_INFO, LOG_LEVEL_DEBUG, LOG_LEVEL_DEBUG_MORE)\r\n\r\n\/\/ -- Ota -----------------------------------------\r\n#define OTA_URL                \"http:\/\/sonoff.maddox.co.uk\/tasmota\/sonoff.bin\"  \/\/ [OtaUrl]\r\n\r\n\/\/ -- MQTT ----------------------------------------\r\n#define MQTT_USE               1                 \/\/ [SetOption3] Select default MQTT use (0 = Off, 1 = On)\r\n\r\n#define MQTT_HOST              \"---\"                \/\/ [MqttHost]\r\n#define MQTT_FINGERPRINT1      \"A5 02 FF 13 99 9F 8B 39 8E F1 83 4F 11 23 65 0B 32 36 FC 07\"  \/\/ [MqttFingerprint1]\r\n#define MQTT_FINGERPRINT2      \"A5 02 FF 13 99 9F 8B 39 8E F1 83 4F 11 23 65 0B 32 36 FC 07\"  \/\/ [MqttFingerprint2]\r\n#define MQTT_PORT              1883              \/\/ [MqttPort] MQTT port (10123 on CloudMQTT)\r\n#define MQTT_USER              \"DVES_USER\"       \/\/ [MqttUser] MQTT user\r\n#define MQTT_PASS              \"DVES_PASS\"       \/\/ [MqttPassword] MQTT password\r\n\r\n#define MQTT_BUTTON_RETAIN     0                 \/\/ [ButtonRetain] Button may send retain flag (0 = off, 1 = on)\r\n#define MQTT_POWER_RETAIN      0                 \/\/ [PowerRetain] Power status message may send retain flag (0 = off, 1 = on)\r\n#define MQTT_SWITCH_RETAIN     0                 \/\/ [SwitchRetain] Switch may send retain flag (0 = off, 1 = on)\r\n\r\n#define MQTT_STATUS_OFF        \"OFF\"             \/\/ [StateText1] Command or Status result when turned off (needs to be a string like \"0\" or \"Off\")\r\n#define MQTT_STATUS_ON         \"ON\"              \/\/ [StateText2] Command or Status result when turned on (needs to be a string like \"1\" or \"On\")\r\n#define MQTT_CMND_TOGGLE       \"TOGGLE\"          \/\/ [StateText3] Command to send when toggling (needs to be a string like \"2\" or \"Toggle\")\r\n#define MQTT_CMND_HOLD         \"HOLD\"            \/\/ [StateText4] Command to send when button is kept down for over KEY_HOLD_TIME * 0.1 seconds (needs to be a string like \"HOLD\")\r\n\r\n\/\/ -- MQTT topics ---------------------------------\r\n  \/\/ Example \"tasmota\/bedroom\/%topic%\/%prefix%\/\" up to 80 characers\r\n#define MQTT_FULLTOPIC         \"%prefix%\/%topic%\/\" \/\/ [FullTopic] Subscribe and Publish full topic name - Legacy topic\r\n\r\n\/\/ %prefix% token options\r\n#define SUB_PREFIX             \"cmnd\"            \/\/ [Prefix1] Sonoff devices subscribe to %prefix%\/%topic% being SUB_PREFIX\/MQTT_TOPIC and SUB_PREFIX\/MQTT_GRPTOPIC\r\n#define PUB_PREFIX             \"stat\"            \/\/ [Prefix2] Sonoff devices publish to %prefix%\/%topic% being PUB_PREFIX\/MQTT_TOPIC\r\n#define PUB_PREFIX2            \"tele\"            \/\/ [Prefix3] Sonoff devices publish telemetry data to %prefix%\/%topic% being PUB_PREFIX2\/MQTT_TOPIC\/UPTIME, POWER and TIME\r\n                                                 \/\/   May be named the same as PUB_PREFIX\r\n\/\/ %topic% token options (also ButtonTopic and SwitchTopic)\r\n#define MQTT_TOPIC             PROJECT           \/\/ [Topic] (unique) MQTT device topic, set to 'PROJECT \"_%06X\"' for unique topic including device MAC address\r\n#define MQTT_GRPTOPIC          \"sonoffs\"         \/\/ [GroupTopic] MQTT Group topic\r\n#define MQTT_BUTTON_TOPIC      \"0\"               \/\/ [ButtonTopic] MQTT button topic, \"0\" = same as MQTT_TOPIC, set to 'PROJECT \"_BTN_%06X\"' for unique topic including device MAC address\r\n#define MQTT_SWITCH_TOPIC      \"0\"               \/\/ [SwitchTopic] MQTT button topic, \"0\" = same as MQTT_TOPIC, set to 'PROJECT \"_SW_%06X\"' for unique topic including device MAC address\r\n#define MQTT_CLIENT_ID         \"DVES_%06X\"       \/\/ [MqttClient] Also fall back topic using Chip Id = last 6 characters of MAC address\r\n\r\n\/\/ -- MQTT - Telemetry ----------------------------\r\n#define TELE_PERIOD            300               \/\/ [TelePeriod] Telemetry (0 = disable, 10 - 3600 seconds)\r\n\r\n\/\/ -- MQTT - Domoticz -----------------------------\r\n#define DOMOTICZ_UPDATE_TIMER  0                 \/\/ [DomoticzUpdateTimer] Send relay status (0 = disable, 1 - 3600 seconds)\r\n\r\n\/\/ -- MQTT - Home Assistant Discovery -------------\r\n#define HOME_ASSISTANT_DISCOVERY_ENABLE   0      \/\/ [SetOption19] Home Assistant Discovery (0 = Disable, 1 = Enable)\r\n\r\n\/\/ -- HTTP ----------------------------------------\r\n#define WEB_SERVER             2                 \/\/ [WebServer] Web server (0 = Off, 1 = Start as User, 2 = Start as Admin)\r\n#define WEB_PASSWORD           \"\"                \/\/ [WebPassword] Web server Admin mode Password for WEB_USERNAME (empty string = Disable)\r\n#define FRIENDLY_NAME          \"SonoffS26\"          \/\/ [FriendlyName] Friendlyname up to 32 characters used by webpages and Alexa\r\n#define EMULATION              EMUL_NONE         \/\/ [Emulation] Select Belkin WeMo (single relay\/light) or Hue Bridge emulation (multi relay\/light) (EMUL_NONE, EMUL_WEMO or EMUL_HUE)\r\n\r\n\/\/ -- Time - Up to three NTP servers in your region\r\n#define NTP_SERVER1            \"pool.ntp.org\"       \/\/ [NtpServer1] Select first NTP server by name or IP address (129.250.35.250)\r\n#define NTP_SERVER2            \"nl.pool.ntp.org\"    \/\/ [NtpServer2] Select second NTP server by name or IP address (5.39.184.5)\r\n#define NTP_SERVER3            \"0.nl.pool.ntp.org\"  \/\/ [NtpServer3] Select third NTP server by name or IP address (93.94.224.67)\r\n\r\n\/\/ -- Time - Start Daylight Saving Time and timezone offset from UTC in minutes\r\n#define TIME_DST_HEMISPHERE    North              \/\/ [TimeDst] Hemisphere (0 or North, 1 or South)\r\n#define TIME_DST_WEEK          Last               \/\/ Week of month (0 or Last, 1 or First, 2 or Second, 3 or Third, 4 or Fourth)\r\n#define TIME_DST_DAY           Sun                \/\/ Day of week (1 or Sun, 2 or Mon, 3 or Tue, 4 or Wed, 5 or Thu, 6 or Fri, 7 or Sat)\r\n#define TIME_DST_MONTH         Mar                \/\/ Month (1 or Jan, 2 or Feb, 3 or Mar, 4 or Apr, 5 or May, 6 or Jun, 7 or Jul, 8 or Aug, 9 or Sep, 10 or Oct, 11 or Nov, 12 or Dec)\r\n#define TIME_DST_HOUR          2                  \/\/ Hour (0 to 23)\r\n#define TIME_DST_OFFSET        +120               \/\/ Offset from UTC in minutes (-780 to +780)\r\n\r\n\/\/ -- Time - Start Standard Time and timezone offset from UTC in minutes\r\n#define TIME_STD_HEMISPHERE    North              \/\/ [TimeStd] Hemisphere (0 or North, 1 or South)\r\n#define TIME_STD_WEEK          Last               \/\/ Week of month (0 or Last, 1 or First, 2 or Second, 3 or Third, 4 or Fourth)\r\n#define TIME_STD_DAY           Sun                \/\/ Day of week (1 or Sun, 2 or Mon, 3 or Tue, 4 or Wed, 5 or Thu, 6 or Fri, 7 or Sat)\r\n#define TIME_STD_MONTH         Oct                \/\/ Month (1 or Jan, 2 or Feb, 3 or Mar, 4 or Apr, 5 or May, 6 or Jun, 7 or Jul, 8 or Aug, 9 or Sep, 10 or Oct, 11 or Nov, 12 or Dec)\r\n#define TIME_STD_HOUR          3                  \/\/ Hour (0 to 23)\r\n#define TIME_STD_OFFSET        +60                \/\/ Offset from UTC in minutes (-780 to +780)\r\n\r\n\/\/ -- Location ------------------------------------\r\n#define LATITUDE               48.858360         \/\/ [Latitude] Your location to be used with sunrise and sunset\r\n#define LONGITUDE              2.294442          \/\/ [Longitude] Your location to be used with sunrise and sunset\r\n\r\n\/\/ -- Application ---------------------------------\r\n#define APP_TIMEZONE           1                 \/\/ [Timezone] +1 hour (Amsterdam) (-13 .. 14 = hours from UTC, 99 = use TIME_DST\/TIME_STD)\r\n#define APP_LEDSTATE           LED_POWER         \/\/ [LedState] Function of led\r\n                                                 \/\/   (LED_OFF, LED_POWER, LED_MQTTSUB, LED_POWER_MQTTSUB, LED_MQTTPUB, LED_POWER_MQTTPUB, LED_MQTT, LED_POWER_MQTT)\r\n#define APP_PULSETIME          0                 \/\/ [PulseTime] Time in 0.1 Sec to turn off power for relay 1 (0 = disabled)\r\n#define APP_POWERON_STATE      POWER_ALL_SAVED   \/\/ [PowerOnState] Power On Relay state\r\n                                                 \/\/   (POWER_ALL_OFF, POWER_ALL_ON, POWER_ALL_SAVED_TOGGLE, POWER_ALL_SAVED, POWER_ALL_ALWAYS_ON, POWER_ALL_OFF_PULSETIME_ON)\r\n#define APP_BLINKTIME          10                \/\/ [BlinkTime] Time in 0.1 Sec to blink\/toggle power for relay 1\r\n#define APP_BLINKCOUNT         10                \/\/ [BlinkCount] Number of blinks (0 = 32000)\r\n#define APP_SLEEP              0                 \/\/ [Sleep] Sleep time to lower energy consumption (0 = Off, 1 - 250 mSec)\r\n\r\n#define KEY_DEBOUNCE_TIME      50                \/\/ [ButtonDebounce] Number of mSeconds button press debounce time\r\n#define KEY_HOLD_TIME          40                \/\/ [SetOption32] Number of 0.1 seconds to hold Button or external Pushbutton before sending HOLD message\r\n#define SWITCH_DEBOUNCE_TIME   50                \/\/ [SwitchDebounce] Number of mSeconds switch press debounce time\r\n#define SWITCH_MODE            TOGGLE            \/\/ [SwitchMode] TOGGLE, FOLLOW, FOLLOW_INV, PUSHBUTTON, PUSHBUTTON_INV, PUSHBUTTONHOLD, PUSHBUTTONHOLD_INV, PUSHBUTTON_TOGGLE (the wall switch state)\r\n#define WS2812_LEDS            6                \/\/ [Pixels] Number of WS2812 LEDs to start with (max is 512)\r\n\r\n#define TEMP_CONVERSION        0                 \/\/ [SetOption8] Return temperature in (0 = Celsius or 1 = Fahrenheit)\r\n#define TEMP_RESOLUTION        1                 \/\/ [TempRes] Maximum number of decimals (0 - 3) showing sensor Temperature\r\n#define HUMIDITY_RESOLUTION    1                 \/\/ [HumRes] Maximum number of decimals (0 - 3) showing sensor Humidity\r\n#define PRESSURE_RESOLUTION    1                 \/\/ [PressRes] Maximum number of decimals (0 - 3) showing sensor Pressure\r\n#define ENERGY_RESOLUTION      3                 \/\/ [EnergyRes] Maximum number of decimals (0 - 5) showing energy usage in kWh\r\n\r\n\/*********************************************************************************************\r\n * END OF SECTION 1\r\n *\r\n * SECTION 2\r\n * - Enable a feature by removing both \/\/ in front of it\r\n * - Disable a feature by preceding it with \/\/\r\n*********************************************************************************************\/\r\n\r\n\/\/ -- Localization --------------------------------\r\n  \/\/ If non selected the default en-GB will be used\r\n\/\/#define MY_LANGUAGE            bg-BG           \/\/ Bulgarian in Bulgaria\r\n\/\/#define MY_LANGUAGE            cs-CZ           \/\/ Czech in Czech\r\n#define MY_LANGUAGE            de-DE           \/\/ German in Germany\r\n\/\/#define MY_LANGUAGE            el-GR           \/\/ Greek in Greece\r\n\/\/#define MY_LANGUAGE            en-GB           \/\/ English in Great Britain. Enabled by Default\r\n\/\/#define MY_LANGUAGE            es-AR           \/\/ Spanish in Argentina\r\n\/\/#define MY_LANGUAGE            fr-FR           \/\/ French in France\r\n\/\/#define MY_LANGUAGE            hu-HU           \/\/ Hungarian in Hungary\r\n\/\/#define MY_LANGUAGE            it-IT           \/\/ Italian in Italy\r\n\/\/#define MY_LANGUAGE            nl-NL           \/\/ Dutch in the Netherlands\r\n\/\/#define MY_LANGUAGE            pl-PL           \/\/ Polish in Poland\r\n\/\/#define MY_LANGUAGE            pt-BR           \/\/ Portuguese in Brazil\r\n\/\/#define MY_LANGUAGE            pt-PT           \/\/ Portuguese in Portugal\r\n\/\/#define MY_LANGUAGE            ru-RU           \/\/ Russian in Russia\r\n\/\/#define MY_LANGUAGE            tr-TR           \/\/ Turkish in Turkey\r\n\/\/#define MY_LANGUAGE            uk-UK           \/\/ Ukrainian in Ukrain\r\n\/\/#define MY_LANGUAGE            zh-CN           \/\/ Chinese (Simplified) in China\r\n\/\/#define MY_LANGUAGE            zh-TW           \/\/ Chinese (Traditional) in Taiwan\r\n\r\n\/\/ -- Wifi Config tools ---------------------------\r\n\/\/#define USE_WPS                                  \/\/ Add support for WPS as initial wifi configuration tool (+33k code, 1k mem (5k mem with core v2.4.2+))\r\n\/\/#define USE_SMARTCONFIG                          \/\/ Add support for Wifi SmartConfig as initial wifi configuration tool (+23k code, +0.6k mem)\r\n\r\n\/\/ -- OTA -----------------------------------------\r\n#define USE_ARDUINO_OTA                          \/\/ Add optional support for Arduino OTA (+13k code)\r\n\r\n\/*-------------------------------------------------------------------------------------------*\r\n * Select ONE of possible three MQTT library types below\r\n*-------------------------------------------------------------------------------------------*\/\r\n  \/\/ Default MQTT driver for both non-TLS and TLS connections. Blocks network if MQTT server is unavailable.\r\n#define MQTT_LIBRARY_TYPE      MQTT_PUBSUBCLIENT   \/\/ Use PubSubClient library\r\n  \/\/ Alternative MQTT driver does not block network when MQTT server is unavailable. No TLS support\r\n\/\/#define MQTT_LIBRARY_TYPE      MQTT_TASMOTAMQTT    \/\/ Use TasmotaMqtt library (+4k4 code, +4k mem) - non-TLS only\r\n  \/\/ Alternative MQTT driver does not block network when MQTT server is unavailable. No TLS support\r\n\/\/#define MQTT_LIBRARY_TYPE      MQTT_ESPMQTTARDUINO \/\/ Use (patched) esp-mqtt-arduino library (+4k8 code, +4k mem) - non-TLS only\r\n\r\n\/\/ -- MQTT ----------------------------------------\r\n#define MQTT_TELE_RETAIN     0                   \/\/ Tele messages may send retain flag (0 = off, 1 = on)\r\n\r\n\/\/ -- MQTT - Domoticz -----------------------------\r\n\/\/#define USE_DOMOTICZ                             \/\/ Enable Domoticz (+6k code, +0.3k mem)\r\n  #define DOMOTICZ_IN_TOPIC    \"domoticz\/in\"     \/\/ Domoticz Input Topic\r\n  #define DOMOTICZ_OUT_TOPIC   \"domoticz\/out\"    \/\/ Domoticz Output Topic\r\n\r\n\/\/ -- MQTT - Home Assistant Discovery -------------\r\n\/\/#define USE_HOME_ASSISTANT                       \/\/ Enable Home Assistant Discovery Support (+2k code)\r\n  #define HOME_ASSISTANT_DISCOVERY_PREFIX \"homeassistant\"  \/\/ Home Assistant discovery prefix\r\n\r\n\/\/ -- MQTT - TLS ----------------------------------\r\n  \/\/ !!! TLS uses a LOT OF MEMORY so be careful to enable other options at the same time !!!\r\n\/\/#define USE_MQTT_TLS                             \/\/ Use TLS for MQTT connection (+53k code, +15k mem)\r\n\r\n\/\/ -- KNX IP Protocol -----------------------------\r\n\/\/#define USE_KNX                                  \/\/ Enable KNX IP Protocol Support (+9.4k code, +3k7 mem)\r\n\/\/  #define USE_KNX_WEB_MENU                       \/\/ Enable KNX WEB MENU (+8.3k code, +144 mem)\r\n\r\n\/\/ -- HTTP ----------------------------------------\r\n#define USE_WEBSERVER                            \/\/ Enable web server and Wifi Manager (+66k code, +8k mem)\r\n  #define WEB_PORT             80                \/\/ Web server Port for User and Admin mode\r\n  #define WEB_USERNAME         \"admin\"           \/\/ Web server Admin mode user name\r\n  #define USE_EMULATION                          \/\/ Enable Belkin WeMo and Hue Bridge emulation for Alexa (+16k code, +2k mem)\r\n\r\n\/\/ -- mDNS ----------------------------------------\r\n#define USE_DISCOVERY                            \/\/ Enable mDNS for the following services (+8k code, +0.3k mem)\r\n  #define WEBSERVER_ADVERTISE                    \/\/ Provide access to webserver by name .local\/\r\n  #define MQTT_HOST_DISCOVERY                    \/\/ Find MQTT host server (overrides MQTT_HOST if found)\r\n\r\n\/\/ -- Time ----------------------------------------\r\n#define USE_TIMERS                               \/\/ Add support for up to 16 timers (+2k2 code)\r\n  #define USE_TIMERS_WEB                         \/\/ Add timer webpage support (+4k5 code)\r\n  #define USE_SUNRISE                            \/\/ Add support for Sunrise and sunset tools (+16k)\r\n    #define SUNRISE_DAWN_ANGLE DAWN_NORMAL       \/\/ Select desired Dawn Angle from (DAWN_NORMAL, DAWN_CIVIL, DAWN_NAUTIC, DAWN_ASTRONOMIC)\r\n\r\n\/\/ -- Rules ---------------------------------------\r\n#define USE_RULES                                \/\/ Add support for rules (+4k4 code)\r\n\r\n\/\/ -- Internal Analog input -----------------------\r\n\/\/#define USE_ADC_VCC                              \/\/ Display Vcc in Power status. Disable for use as Analog input on selected devices\r\n\r\n\/\/ -- One wire sensors ----------------------------\r\n                                                 \/\/ WARNING: Select none for default one DS18B20 sensor or enable one of the following two options for multiple sensors\r\n\/\/#define USE_DS18x20                              \/\/ Optional for more than one DS18x20 sensors with id sort, single scan and read retry (+1k3 code)\r\n\/\/#define USE_DS18x20_LEGACY                       \/\/ Optional for more than one DS18x20 sensors with dynamic scan using library OneWire (+1k5 code)\r\n\r\n\/\/ -- I2C sensors ---------------------------------\r\n#define USE_I2C                                  \/\/ I2C using library wire (+10k code, 0k2 mem, 124 iram)\r\n\r\n#ifdef USE_I2C\r\n\/\/  #define USE_SHT                                \/\/ Enable SHT1X sensor (+1k4 code)\r\n\/\/  #define USE_HTU                                \/\/ Enable HTU21\/SI7013\/SI7020\/SI7021 sensor (I2C address 0x40) (+1k5 code)\r\n    #define USE_BMP                                \/\/ Enable BMP085\/BMP180\/BMP280\/BME280 sensor (I2C address 0x76 or 0x77) (+4k code)\r\n\/\/  #define USE_BME680                           \/\/ Enable support for BME680 sensor using Bosch BME680 library (+4k code)\r\n\/\/  #define USE_BH1750                             \/\/ Enable BH1750 sensor (I2C address 0x23 or 0x5C) (+0k5 code)\r\n\/\/  #define USE_VEML6070                           \/\/ Enable VEML6070 sensor (I2C addresses 0x38 and 0x39) (+0k5 code)\r\n\/\/  #define USE_ADS1115                            \/\/ Enable ADS1115 16 bit A\/D converter (I2C address 0x48, 0x49, 0x4A or 0x4B) based on Adafruit ADS1x15 library (no library needed) (+0k7 code)\r\n\/\/  #define USE_ADS1115_I2CDEV                     \/\/ Enable ADS1115 16 bit A\/D converter (I2C address 0x48, 0x49, 0x4A or 0x4B) using library i2cdevlib-Core and i2cdevlib-ADS1115 (+2k code)\r\n\/\/  #define USE_INA219                             \/\/ Enable INA219 (I2C address 0x40, 0x41 0x44 or 0x45) Low voltage and current sensor (+1k code)\r\n\/\/  #define USE_SHT3X                              \/\/ Enable SHT3x (I2C address 0x44 or 0x45) or SHTC3 (I2C address 0x70) sensor (+0k7 code)\r\n\/\/  #define USE_TSL2561                            \/\/ Enable TSL2561 sensor (I2C address 0x29, 0x39 or 0x49) using library Joba_Tsl2561 (+2k3 code)\r\n\/\/  #define USE_MGS                                \/\/ Enable Xadow and Grove Mutichannel Gas sensor using library Multichannel_Gas_Sensor (+10k code)\r\n\/\/  #define MGS_SENSOR_ADDR    0x04              \/\/ Default Mutichannel Gas sensor i2c address\r\n\/\/  #define USE_SGP30                              \/\/ Enable SGP30 sensor (I2C address 0x58) (+1k1 code)\r\n\/\/  #define USE_SI1145                             \/\/ Enable SI1145\/46\/47 sensor (I2C address 0x60) (+1k code)\r\n\/\/  #define USE_LM75AD                             \/\/ Enable LM75AD sensor (I2C addresses 0x48 - 0x4F) (+0k5 code)\r\n\/\/  #define USE_APDS9960                           \/\/ Enable APDS9960 Proximity Sensor (I2C address 0x39). Disables SHT and VEML6070 (+4k7 code)\r\n\/\/  #define USE_MCP230xx                           \/\/ Enable MCP23008\/MCP23017 for GP INPUT ONLY (I2C addresses 0x20 - 0x27) providing command Sensor29 for configuration (+4k7 code)\r\n\/\/    #define USE_MCP230xx_OUTPUT                  \/\/ Enable MCP23008\/MCP23017 OUTPUT support through sensor29 commands (+1k5 code)\r\n\/\/    #define USE_MCP230xx_DISPLAYOUTPUT           \/\/ Enable MCP23008\/MCP23017 to display state of OUTPUT pins on Web UI (+0k2 code)\r\n  #define USE_MPR121                             \/\/ Enable MPR121 controller (I2C addresses 0x5A, 0x5B, 0x5C and 0x5D) in input mode for touch buttons (+1k3 code)\r\n\/\/  #define USE_CCS811                             \/\/ Enable CCS811 sensor (I2C address 0x5A) (+2k2 code)\r\n\/\/  #define USE_MPU6050                            \/\/ Enable MPU6050 sensor (I2C address 0x68 AD0 low or 0x69 AD0 high) (+2k6 code)\r\n#endif  \/\/ USE_I2C\r\n\r\n\/\/ -- SPI sensors ---------------------------------\r\n\/\/#define USE_SPI                                  \/\/ SPI using library TasmotaTFT\r\n\r\n#ifdef USE_SPI\r\n\r\n#endif  \/\/ USE_SPI\r\n\r\n\/\/ -- Serial sensors ------------------------------\r\n#define USE_MHZ19                                \/\/ Add support for MH-Z19 CO2 sensor (+2k code)\r\n#define USE_SENSEAIR                             \/\/ Add support for SenseAir K30, K70 and S8 CO2 sensor (+2k3 code)\r\n  #define CO2_LOW              800               \/\/ Below this CO2 value show green light (needs PWM or WS2812 RG(B) led and enable with SetOption18 1)\r\n  #define CO2_HIGH             1200              \/\/ Above this CO2 value show red light (needs PWM or WS2812 RG(B) led and enable with SetOption18 1)\r\n#define USE_PMS5003                              \/\/ Add support for PMS5003 and PMS7003 particle concentration sensor (+1k3 code)\r\n#define USE_NOVA_SDS                             \/\/ Add support for SDS011 and SDS021 particle concentration sensor (+0k7 code)\r\n#define USE_PZEM004T                             \/\/ Add support for PZEM004T Energy monitor (+2k code)\r\n#define USE_SERIAL_BRIDGE                        \/\/ Add support for software Serial Bridge (+0k8 code)\r\n\/\/#define USE_SDM120                               \/\/ Add support for Eastron SDM120-Modbus energy meter (+1k7 code)\r\n  #define SDM120_SPEED         9600              \/\/ SDM120-Modbus RS485 serial speed (default: 2400 baud)\r\n\/\/#define USE_SDM630                               \/\/ Add support for Eastron SDM630-Modbus energy meter (+2k code)\r\n  #define SDM630_SPEED         9600              \/\/ SDM630-Modbus RS485 serial speed (default: 9600 baud)\r\n\r\n\/\/ -- Low level interface devices -----------------\r\n\/\/#define USE_IR_REMOTE                            \/\/ Send IR remote commands using library IRremoteESP8266 and ArduinoJson (+4k code, 0k3 mem, 48 iram)\r\n\/\/  #define USE_IR_HVAC                            \/\/ Support for HVAC system using IR (+2k code)\r\n\/\/  #define USE_IR_RECEIVE                         \/\/ Support for IR receiver (+5k5 code, 264 iram)\r\n\r\n#define USE_WS2812                               \/\/ WS2812 Led string using library NeoPixelBus (+5k code, +1k mem, 232 iram) - Disable by \/\/\r\n  #define USE_WS2812_CTYPE     NEO_GRB           \/\/ WS2812 Color type (NEO_RGB, NEO_GRB, NEO_BRG, NEO_RBG, NEO_RGBW, NEO_GRBW)\r\n\/\/  #define USE_WS2812_DMA                         \/\/ DMA supports only GPIO03 (= Serial RXD) (+1k mem). When USE_WS2812_DMA is enabled expect Exceptions on Pow\r\n\r\n\/\/#define USE_ARILUX_RF                            \/\/ Add support for Arilux RF remote controller (+0k8 code, 252 iram (non 2.3.0))\r\n\r\n\/\/#define USE_SR04                                 \/\/ Add support for HC-SR04 ultrasonic devices (+1k code)\r\n\r\n\/\/#define USE_TM1638                               \/\/ Add support for TM1638 switches copying Switch1 .. Switch8 (+1k code)\r\n\r\n#define USE_RF_FLASH                             \/\/ Add support for flashing the EFM8BB1 chip on the Sonoff RF Bridge. C2CK must be connected to GPIO4, C2D to GPIO5 on the PCB (+3k code)\r\n\r\n\/*********************************************************************************************\r\n * Debug features are only supported in development branch\r\n*********************************************************************************************\/\r\n\r\n\/\/#define USE_DEBUG_DRIVER                         \/\/ Use xdrv_99_debug.ino providing commands CpuChk, CfgXor, CfgDump, CfgPeek and CfgPoke\r\n\r\n\/*********************************************************************************************\r\n * Optional firmware configurations\r\n * Select none or just one for optional features and sensors as configured in sonoff_post.h\r\n * See RELEASENOTES.md for selected features\r\n*********************************************************************************************\/\r\n\r\n\/\/#define USE_CLASSIC                              \/\/ Create sonoff-classic with initial configuration tools WPS, SmartConfig and WifiManager\r\n\/\/#define USE_SENSORS                              \/\/ Create sonoff-sensors with useful sensors enabled\r\n\/\/#define USE_KNX_NO_EMULATION                     \/\/ Create sonoff-knx with KNX but without Emulation\r\n\/\/#define BE_MINIMAL                               \/\/ Create sonoff-minimal as intermediate firmware for OTA-MAGIC\r\n\r\n\/*********************************************************************************************\r\n * No user configurable items below\r\n*********************************************************************************************\/\r\n\r\n#if defined(USE_MQTT_TLS) &amp;&amp; defined(USE_WEBSERVER)\r\n  #error \"Select either USE_MQTT_TLS or USE_WEBSERVER as there is just not enough memory to play with\"\r\n#endif\r\n\r\n#endif  \/\/ _USER_CONFIG_H_<\/pre>\n<hr \/>\n<h2>Configure Tasmota firmware<\/h2>\n<p>After you have transferred the Tasmota firmware to the socket, you still have to configure it correctly. To do this, open the configuration website by entering the IP address of the connected socket in your browser address bar. How you can find out the IP address is in the article <em><strong><a href=\"https:\/\/nerdiy.de\/en\/find-out-the-ip-address-of-the-devices-on-the-network\/\">Display\/find out the IP address of the devices in the network <\/a><\/strong><\/em>described.<\/p>\n<figure id=\"attachment_2912\" aria-describedby=\"caption-attachment-2912\" style=\"width: 810px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2912\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/firefox-2018-11-08-19-48-41\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?fit=1680%2C858&amp;ssl=1\" data-orig-size=\"1680,858\" 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=\"firefox-2018-11-08-19-48-41\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?fit=810%2C414&amp;ssl=1\" class=\"wp-image-2912 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41-1024x523.png?resize=810%2C414&#038;ssl=1\" alt=\"\" width=\"810\" height=\"414\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?resize=1024%2C523&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?resize=300%2C153&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?resize=768%2C392&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?resize=600%2C306&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-41.png?w=1620&amp;ssl=1 1620w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><figcaption id=\"caption-attachment-2912\" class=\"wp-caption-text\">Once you have opened the configuration website, you must now click on \"Settings\" to access the configuration menu.<\/figcaption><\/figure>\n<figure id=\"attachment_2913\" aria-describedby=\"caption-attachment-2913\" style=\"width: 810px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2913\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/firefox-2018-11-08-19-48-45\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?fit=1680%2C854&amp;ssl=1\" data-orig-size=\"1680,854\" 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=\"firefox-2018-11-08-19-48-45\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?fit=810%2C412&amp;ssl=1\" class=\"wp-image-2913 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45-1024x521.png?resize=810%2C412&#038;ssl=1\" alt=\"\" width=\"810\" height=\"412\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?resize=1024%2C521&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?resize=300%2C153&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?resize=768%2C390&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?resize=600%2C305&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-45.png?w=1620&amp;ssl=1 1620w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><figcaption id=\"caption-attachment-2913\" class=\"wp-caption-text\">There you click on \"Configure device\".<\/figcaption><\/figure>\n<figure id=\"attachment_2914\" aria-describedby=\"caption-attachment-2914\" style=\"width: 810px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2914\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/firefox-2018-11-08-19-48-57\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?fit=1680%2C857&amp;ssl=1\" data-orig-size=\"1680,857\" 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=\"firefox-2018-11-08-19-48-57\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?fit=810%2C413&amp;ssl=1\" class=\"wp-image-2914 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57-1024x522.png?resize=810%2C413&#038;ssl=1\" alt=\"\" width=\"810\" height=\"413\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?resize=1024%2C522&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?resize=300%2C153&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?resize=768%2C392&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?resize=600%2C306&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-48-57.png?w=1620&amp;ssl=1 1620w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><figcaption id=\"caption-attachment-2914\" class=\"wp-caption-text\">Now you can select the \"Sonoff S2X\" setting in the \"Device type\" section. \"Sonoff S2X\" is the setting that would also work for the predecessor of the \"Sonoff S26\", the \"Sonoff S20\". That is why it says \"S2X\" and not directly \"S26\".<\/figcaption><\/figure>\n<figure id=\"attachment_2915\" aria-describedby=\"caption-attachment-2915\" style=\"width: 810px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2915\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/firefox-2018-11-08-19-49-00\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?fit=1680%2C856&amp;ssl=1\" data-orig-size=\"1680,856\" 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=\"firefox-2018-11-08-19-49-00\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?fit=810%2C413&amp;ssl=1\" class=\"wp-image-2915 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00-1024x522.png?resize=810%2C413&#038;ssl=1\" alt=\"\" width=\"810\" height=\"413\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?resize=1024%2C522&amp;ssl=1 1024w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?resize=300%2C153&amp;ssl=1 300w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?resize=768%2C391&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?resize=600%2C306&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?w=1680&amp;ssl=1 1680w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-firefox-2018-11-08-19-49-00.png?w=1620&amp;ssl=1 1620w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><\/a><figcaption id=\"caption-attachment-2915\" class=\"wp-caption-text\">Once you have selected the correct setting, click on \"Save\" and the settings will be applied and saved.<\/figcaption><\/figure>\n<hr \/>\n<h2>Remove programming connections<\/h2>\n<p>Once you have transferred the Tasmota firmware to the control board, you can remove the connecting cables again.<\/p>\n<figure id=\"attachment_2907\" aria-describedby=\"caption-attachment-2907\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2907\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-194339\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541706219&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0056818181818182&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-194339\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2907 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194339.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2907\" class=\"wp-caption-text\">The connecting cables are too long and too bulky to be stored in the socket housing.<\/figcaption><\/figure>\n<figure id=\"attachment_2908\" aria-describedby=\"caption-attachment-2908\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2908\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-194638\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541706398&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;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-194638\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2908 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194638.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2908\" class=\"wp-caption-text\">So unsolder the connection cables by briefly heating the soldering pads again. Again, make sure that no connections are created between the soldering pads.<\/figcaption><\/figure>\n<figure id=\"attachment_2909\" aria-describedby=\"caption-attachment-2909\" style=\"width: 768px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2909\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-194657\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541706417&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.01&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-194657\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?fit=768%2C1024&amp;ssl=1\" class=\"wp-image-2909 size-large\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-194657.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><figcaption id=\"caption-attachment-2909\" class=\"wp-caption-text\">Close-up of the solder pads after the connection lines have been removed.<\/figcaption><\/figure>\n<hr \/>\n<h2>Reassemble the housing<\/h2>\n<p>You can then reassemble the Sonoff S26 housing and plug it into a socket for testing. The socket should then log into your WLAN and soon be available in the network.<\/p>\n<p><a href=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2890\" data-permalink=\"https:\/\/nerdiy.de\/en\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/20181108-190909\/\" data-orig-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?fit=3024%2C4032&amp;ssl=1\" data-orig-size=\"3024,4032\" 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;1541704149&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0054054054054054&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20181108-190909\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?fit=768%2C1024&amp;ssl=1\" class=\"alignnone size-large wp-image-2890\" src=\"https:\/\/i0.wp.com\/www.nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909-768x1024.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"\" width=\"768\" height=\"1024\" srcset=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?resize=768%2C1024&amp;ssl=1 768w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?resize=225%2C300&amp;ssl=1 225w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?resize=600%2C800&amp;ssl=1 600w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?w=1620&amp;ssl=1 1620w, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?w=2430&amp;ssl=1 2430w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/p>\n<hr \/>\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>When looking for inexpensive WLAN sockets to control normal consumers, sooner or later you stumble across the \"Sonoff S26\". This is one of (if not the) cheapest WLAN socket that I [...]<\/p>","protected":false},"author":1,"featured_media":2890,"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":[149,86,61,120],"tags":[27,33,51,85,131],"class_list":["post-2889","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-abendprojekt2h","category-elektronik","category-smarthome","category-tasmota","tag-aktoren","tag-automatisierung","tag-smarthome","tag-sonoff","tag-tasmota"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HowTo: Tasmota - Sonoff S26 Steckdose mit Tasmota-Firmware flashen - 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\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HowTo: Tasmota - Sonoff S26 Steckdose mit Tasmota-Firmware flashen - 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\/flashing-the-tasmota-sonoff-s26-socket-with-tasmota-firmware\/\" \/>\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=\"2019-02-26T17:50:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-08-08T04:43:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-s26-firmware-flashen-20181108-190909.jpg?fit=3024%2C4032&ssl=1\" \/>\n\t<meta property=\"og:image:width\" content=\"3024\" \/>\n\t<meta property=\"og:image:height\" content=\"4032\" \/>\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=\"22 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/nerdiy.de\\\/de_de\\\/tasmota-sonoff-s26-steckdose-mit-tasmota-firmware-flashen\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/nerdiy.de\\\/de_de\\\/tasmota-sonoff-s26-steckdose-mit-tasmota-firmware-flashen\\\/\"},\"author\":{\"name\":\"Fab\",\"@id\":\"https:\\\/\\\/nerdiy.de\\\/de_de\\\/#\\\/schema\\\/person\\\/f1579a71868adb0be60a74246d3e0908\"},\"headline\":\"HowTo: Tasmota &#8211; 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Denn an dieser zentralen Steckdose\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\/2022\/01\/www.nerdiy.de-howto-tasmota-steckdose-verzoegert-einschalten-chrome-trohrtzyhg.jpg?fit=999%2C657&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/01\/www.nerdiy.de-howto-tasmota-steckdose-verzoegert-einschalten-chrome-trohrtzyhg.jpg?fit=999%2C657&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/01\/www.nerdiy.de-howto-tasmota-steckdose-verzoegert-einschalten-chrome-trohrtzyhg.jpg?fit=999%2C657&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2022\/01\/www.nerdiy.de-howto-tasmota-steckdose-verzoegert-einschalten-chrome-trohrtzyhg.jpg?fit=999%2C657&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":8400,"url":"https:\/\/nerdiy.de\/en\/howto-flash-tasmota-sonoff-ifan03-with-tasmota-firmware\/","url_meta":{"origin":2889,"position":1},"title":"HowTo: Tasmota \u2013 Flash Sonoff iFan03 with Tasmota firmware","author":"Fab","date":"11. November 2020","format":false,"excerpt":"Im Sonoff-Sortiment gibt es einige praktische Module. Dazu z\u00e4hlt auch das \"Sonoff iFan03\". Dies ist eigentlich dazu gedacht um Deckenventilatoren und eine angeschlossene Lampe \u00fcber Fernbedienung und WLAN steuern zu k\u00f6nnen. Wie viele andere Sonoff-Module l\u00e4sst sich auch das iFan03-Modul mit der kostenlosen Tasmota-Firmware ausstatten. Wie Ihr die Tasmota -\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\/2020\/11\/www.nerdiy.de-howto-tasmota-sonoff-ifan03-mit-tasmota-firmware-flashen-20200421-135126.jpg?fit=900%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-tasmota-sonoff-ifan03-mit-tasmota-firmware-flashen-20200421-135126.jpg?fit=900%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-tasmota-sonoff-ifan03-mit-tasmota-firmware-flashen-20200421-135126.jpg?fit=900%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2020\/11\/www.nerdiy.de-howto-tasmota-sonoff-ifan03-mit-tasmota-firmware-flashen-20200421-135126.jpg?fit=900%2C1200&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":1518,"url":"https:\/\/nerdiy.de\/en\/tasmota-sonoff-433mhz-rf-bridge-configure-and-teach-in-sockets\/","url_meta":{"origin":2889,"position":2},"title":"HowTo: Tasmota \u2013 Configure Sonoff 433Mhz RF-Bridge and teach sockets","author":"Fab","date":"28. February 2019","format":false,"excerpt":"Nachdem Ihr die Sonoff RF Bridge - wie in dem Artikel\u00a0Sonoff 433Mhz RF Bridge mit Tasmota Firmware flashen beschrieben - mit der Tasmota-Firmware geflasht habt, ist es nun an der Zeit die Firmware korrekt zu konfigurieren. Dies ist im folgenden Artikel beschrieben. Voraussetzungen Hilfreiche Artikel: Bevor ihr mit der Konfiguration\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\/2018\/09\/www.nerdiy.de-sonoff-433mhz-rf-bridge-steuerung-mit-tasmota-firmware-chrome-2018-09-30-23-07-27.png?fit=1200%2C574&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/09\/www.nerdiy.de-sonoff-433mhz-rf-bridge-steuerung-mit-tasmota-firmware-chrome-2018-09-30-23-07-27.png?fit=1200%2C574&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/09\/www.nerdiy.de-sonoff-433mhz-rf-bridge-steuerung-mit-tasmota-firmware-chrome-2018-09-30-23-07-27.png?fit=1200%2C574&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/09\/www.nerdiy.de-sonoff-433mhz-rf-bridge-steuerung-mit-tasmota-firmware-chrome-2018-09-30-23-07-27.png?fit=1200%2C574&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/09\/www.nerdiy.de-sonoff-433mhz-rf-bridge-steuerung-mit-tasmota-firmware-chrome-2018-09-30-23-07-27.png?fit=1200%2C574&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":3480,"url":"https:\/\/nerdiy.de\/en\/tasmota-sonoff-rf-bridge-rf-chipefm8bb1-with-portic-firmware-flashing-2\/","url_meta":{"origin":2889,"position":3},"title":"HowTo: Tasmota \u2013 Flash Sonoff RF Bridge RF-Chip(EFM8BB1) with Portisch firmware","author":"Fab","date":"23. February 2019","format":false,"excerpt":"Dank der sehr universellen Tasmota-Firmware (Sonoff 433Mhz Rf Bridge mit Tasmota Firmware flashen) k\u00f6nnt Ihr mithilfe der Sonoff RF-Bridge so ziemlich jedes 433Mhz Signal senden und empfangen. Dies funktioniert allerdings nur f\u00fcr 433Mhz Signale dessen Funktprotokoll von der Firmware des\u00a0EFM8BB1-Prozessors erkannt wird. Das hei\u00dft Ihr erhaltet - mit der Standardfirmware\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\/2018\/11\/www.nerdiy.de-tasmota-sonoff-rf-bridge-rf-chipefm8bb1-mit-portisch-firmware-flashen-20181113-215732.jpg?fit=900%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-rf-bridge-rf-chipefm8bb1-mit-portisch-firmware-flashen-20181113-215732.jpg?fit=900%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-rf-bridge-rf-chipefm8bb1-mit-portisch-firmware-flashen-20181113-215732.jpg?fit=900%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2018\/11\/www.nerdiy.de-tasmota-sonoff-rf-bridge-rf-chipefm8bb1-mit-portisch-firmware-flashen-20181113-215732.jpg?fit=900%2C1200&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":4511,"url":"https:\/\/nerdiy.de\/en\/tasmota-firmware-flash\/","url_meta":{"origin":2889,"position":4},"title":"HowTo: Tasmota \u2013 flash firmware","author":"Fab","date":"7. March 2019","format":false,"excerpt":"Neben der Hardware ist die richtige Software f\u00fcr Euer Projekt nat\u00fcrlich genauso wichtig. Eine praktische und universell einsetzbare Firmware f\u00fcr den Wald-und-Wiesen-Mikrocontroller ESP8266 ist die Tasmota Firmware. Damit lassen sich diverse Projekte realisieren ohne, dass Ihr selber programmieren m\u00fcsst. Au\u00dferdem muss man das Rad ja auch nicht jedes mal \"neu\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\/2019\/03\/www.nerdiy.de-tasmota-firmware-flashen-javaw-2019-02-25-20-41-40.png?fit=1200%2C684&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-tasmota-firmware-flashen-javaw-2019-02-25-20-41-40.png?fit=1200%2C684&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-tasmota-firmware-flashen-javaw-2019-02-25-20-41-40.png?fit=1200%2C684&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-tasmota-firmware-flashen-javaw-2019-02-25-20-41-40.png?fit=1200%2C684&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-tasmota-firmware-flashen-javaw-2019-02-25-20-41-40.png?fit=1200%2C684&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":2447,"url":"https:\/\/nerdiy.de\/en\/build-your-own-opensource-smarthome-2\/","url_meta":{"origin":2889,"position":5},"title":"Build your own OpenSource SmartHome","author":"Fab","date":"28. February 2019","format":false,"excerpt":"Ich muss zugeben ich habe noch nicht die perfekte L\u00f6sung gefunden um alle SmartHome-relevanten Artikel \u00fcbersichtlich aufzulisten. Um bis dahin zumindest etwas \u00dcbersicht in die verf\u00fcgbaren SmartHome-Artikel zu bringen kommt hier die folgende Liste mit allen aktuell verf\u00fcgbaren und teilweise geplanten Artikeln. :) Allgemein\/Diverses NodeRed \u2013 Installation von NodeRed auf\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\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?fit=1200%2C616&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?fit=1200%2C616&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?fit=1200%2C616&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?fit=1200%2C616&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/nerdiy.de\/wp-content\/uploads\/2019\/03\/www.nerdiy.de-firefox-2019-03-07-21-44-54.png?fit=1200%2C616&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/posts\/2889","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=2889"}],"version-history":[{"count":0,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/posts\/2889\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/media\/2890"}],"wp:attachment":[{"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/media?parent=2889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/categories?post=2889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nerdiy.de\/en\/wp-json\/wp\/v2\/tags?post=2889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}