{"id":7608,"date":"2021-07-18T09:09:32","date_gmt":"2021-07-18T09:09:32","guid":{"rendered":"https:\/\/www.fambach.net\/?p=7608"},"modified":"2022-04-01T06:42:01","modified_gmt":"2022-04-01T06:42:01","slug":"esp-envy-azenvy","status":"publish","type":"post","link":"https:\/\/www.fambach.net\/en\/esp-envy-azenvy\/","title":{"rendered":"ESP Envy (AZEnvy)"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Contents\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Fakten\" >Facts<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Voraussetzungen\" >Requirements<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Anwendungsbereiche\" >Areas of application<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Installation\" >Installation<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Windows\" >Windows<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Toolchain_installieren\" >Install toolchain<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#RTOS_Framework_installieren\" >Install RTOS Framework<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Python_Pakete_installieren\" >Install Python packages<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Linux_auf_PI\" >Linux (on PI)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Benotigten_Pakete_installieren\" >Ben&ouml;tigten Pakete installieren<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Toolchain_installieren-2\" >Install toolchain<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#RTOS_Framework\" >RTOS Framework<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Python_module_installieren\" >Install Python module<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Programmierung\" >Programming<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Probleme\" >Problems<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Angaben_auf_der_Espressif_Seite_stimmen_nicht\" >The information on the Espressif site is incorrect<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Sonstiges\" >Miscellaneous<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Fazit\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Verwandte_Beitrage\" >Verwandte Beitr&auml;ge<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/#Quellen\" >Sources<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Das kleine runde Board habe ich bei AZ-Delivery &uuml;ber Amazon gefunden. Auf den ersten Blick fand ich das Design und die verbauten Sensoren interessant. Beim n&auml;heren hinschaun bin ich jedoch mit dem Board nicht mehr ganz so zufrieden.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fakten\"><\/span>Facts<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>ESP8266<\/li><li>Micro USB \u2013 power only<\/li><li>6 Anschlusspins f&uuml;rs Programmieren<\/li><li>SHT30 Sensor (Temperature and Humidity)<\/li><li>MQ2 gas sensor<\/li><li>Reset and Flash button<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The board does not have its own IS programmer despite the USB connection; this must be connected externally via the pin headers.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">SHT30<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\" id=\"wpls-table-1\"><thead><tr><th>Sensor<\/th><th><strong>Spanish<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Seventh-day Adventist<\/td><td>SDA = GPIO 4<\/td><\/tr><tr><td>SCL<\/td><td>SCL = GPIO 5<\/td><\/tr><\/tbody><\/table><figcaption>SHT30<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">MQ-2 Gas Sensor<\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\" id=\"wpls-table-2\"><thead><tr><th>Sensor<\/th><th>Spanish<\/th><\/tr><\/thead><tbody><tr><td>Output<\/td><td>A0<\/td><\/tr><\/tbody><\/table><figcaption>MQ2 Gas Sensor <\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Anwendungsbereiche\"><\/span>Areas of application<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Wireless sensor node<\/li><li>MQTT Sensor<\/li><li>Google Firebase Sensor<\/li><li>Luft&uuml;berwachung in R&auml;umen?<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Views<\/h2>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/en\/?attachment_id=7657\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"671\" data-id=\"7657\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPEnvyTop.jpg\" alt=\"\" class=\"wp-image-7657\"><\/a><figcaption>Front<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/en\/?attachment_id=7649\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"630\" data-id=\"7649\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPEnvyBack.jpg\" alt=\"\" class=\"wp-image-7649\"><\/a><figcaption>R&uuml;ckseite<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/en\/?attachment_id=7656\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"314\" data-id=\"7656\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPenvyProgrammer.jpg\" alt=\"\" class=\"wp-image-7656\"><\/a><figcaption>My programmer<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Programming<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Libraries<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/labay11\/MQ-2-sensor-library\">MQ-2 Library<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alternatively this <a href=\"https:\/\/github.com\/miguel5612\/MQSensorsLib\" target=\"_blank\" rel=\"noreferrer noopener\">MQx Library<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/Sensirion\/arduino-sht\" target=\"_blank\" rel=\"noreferrer noopener\">SHT30 Library<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Test programme<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The latest from <a href=\"#Projekte\" data-type=\"internal\" data-id=\"#Projekte\">Projects <\/a>Right, my example is just a replica of already existing code. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Probleme\"><\/span>Problems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">None<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sonstiges\"><\/span>Miscellaneous<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">3D Print Geh&auml;use <\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">AZ Delivery offer a case on their website.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a rel=\"noreferrer noopener\" href=\"https:\/\/www.az-delivery.de\/products\/az-envy\" target=\"_blank\">Link<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a rel=\"noreferrer noopener\" href=\"https:\/\/github.com\/thorsten-l\/ESP8266-AZ-Envy\/tree\/main\/3d-print\" target=\"_blank\">GitHub link<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Der Deckel passt gut auf das leere Geh&auml;use. Mit dem ESPenvy passte es dann nicht mehr so ganz. Vielleicht liegt es ja an dem aufgel&ouml;tigtem MQ2 Sensor oder das Geh&auml;use war f&uuml;r eine andere Version angedacht.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pressure<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>PLA 215 &deg;C<\/li><li>Infill 25%<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-6 is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPenvyHousingClosed-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"479\" data-id=\"7663\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPenvyHousingClosed-1.jpg\" alt=\"\" class=\"wp-image-7663\"><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyDeckelInnen-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"552\" data-id=\"7659\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyDeckelInnen-1.jpg\" alt=\"\" class=\"wp-image-7659\"><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyDeckelInnen2-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"540\" data-id=\"7660\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyDeckelInnen2-1.jpg\" alt=\"\" class=\"wp-image-7660\"><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyGehaeuseAussen-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"611\" data-id=\"7661\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyGehaeuseAussen-1.jpg\" alt=\"\" class=\"wp-image-7661\"><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyGehaeuseInnen-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"634\" data-id=\"7662\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/espEnvyGehaeuseInnen-1.jpg\" alt=\"\" class=\"wp-image-7662\"><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPenvyHousingNearlyClosed-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" data-id=\"7664\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPenvyHousingNearlyClosed-1.jpg\" alt=\"\" class=\"wp-image-7664\"><\/a><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Noch ein 3D Geh&auml;use<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vielen Dank an Heppi er hat diese Geh&auml;use schon gedruckt und in den Kommentaren (siehe unten) gepostet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/thorsten-l\/ESP8266-AZ-Envy\/tree\/main\/3d-print\">GitHub link<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Notes:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Das Cover auf den R&uuml;cken drehen<\/li><li>Das Geh&auml;use besitzt einen Trennsteg der im Prinzip den Termperatursensor abschiermen soll.<\/li><li>Top edge of the floor section possibly needs a bit of sanding.<\/li><li>Deckel h&auml;lt auch ohne Schrauben<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pressure<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>50% Infill<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Bottom1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"264\" data-id=\"8215\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Bottom1.jpg\" alt=\"AZ-Envy-Gehauese2-bottom-2\" class=\"wp-image-8215\"><\/a><figcaption>AZ-Envy Geh&auml;use 2 &#8211; Boden Ansicht 2<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Bottom2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"264\" data-id=\"8216\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Bottom2.jpg\" alt=\"AZ-Envy-Gehauese2-bottom-1\" class=\"wp-image-8216\"><\/a><figcaption>AZ-Envy Geh&auml;use 2 &#8211; Boden Ansicht 1<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Top1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"265\" data-id=\"8217\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Top1.jpg\" alt=\"AZ-Envy-Gehauese2-Top-2\" class=\"wp-image-8217\"><\/a><figcaption>AZ-Envy Geh&auml;use 2- Deckel Ansicht 2<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Top2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"265\" data-id=\"8218\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/EnvyGehauese2Top2.jpg\" alt=\"AZ-Envy-Gehauese2-Top-1\" class=\"wp-image-8218\"><\/a><figcaption>AZ-Envy Geh&auml;use 2 &#8211; Deckel Ansicht 1<\/figcaption><\/figure>\n<figcaption class=\"blocks-gallery-caption\">AZ-Envy Geh&auml;use 2 &#8211; Quelle https:\/\/github.com\/thorsten-l\/ESP8266-AZ-Envy\/tree\/main\/3d-print\/images<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"Projekte\">Nice projects<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a rel=\"noreferrer noopener\" href=\"https:\/\/github.com\/envy\/esp-knx-ip\" target=\"_blank\">KNX IP Project<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a rel=\"noreferrer noopener\" href=\"https:\/\/github.com\/makerMcl\/espEnviServer\" target=\"_blank\">Envy Webserver<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/thorsten-l\/ESP8266-AZ-Envy\" target=\"_blank\" rel=\"noreferrer noopener\">Another web server project<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fazit\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Der Envy ist g&uuml;nstig in Kombination mit dem MQ2 sensor. Das Board ist nicht sonderlich gut durchdacht, der MQ2 ist beheizt und beeinflusst die Werte des Temperatursensors. Auch ist wie bei der ESPCam ein externer Programmer nicht mehr zeitgem&auml;&szlig;. F&uuml;r ein paar cent mehr w&auml;re hier ein USB Chip m&ouml;glich. F&uuml;r mich ist das Board ein Reinfall. Ich schaue mir die Boards meist nur kurz an und evtl. gibt es sinnvolle Einsatzwecke. Wer mit dem MQ2 spielen m&ouml;chte und kein Problem mit der Verdrahtung eines externen Programmers hat wird evtl. etwas nutzen aus dem geringen Preis  ziehen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you disagree or know of a good use for this, write to me and I'll gladly incorporate it into the post.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Verwandte_Beitrage\"><\/span>Verwandte Beitr&auml;ge<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<ul class=\"display-posts-listing\">\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/esp01-relay-platinen-2\/\">ESP01 \u2013 DHT11 Temperature and Humidity Sensor Boards<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/esp01-relay-platinen\/\">ESP01 Relay Boards<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/\">ESP8266\/32 WiFi Manager.<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/preview-esp01-relais-modul\/\">ESP01 \u2013 Relay Board<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/preview-7x9cm-prototyp-platine-zum-loeten-fuer-esp8266-esp-12e-esp-12f-esp32\/\">Preview \u2013 7x9CM Prototyping Soldering Board for ESP8266, ESP-12E, ESP-12F, ESP32<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-esp8266-modul-2-3\/\">Wemos C3 Mini<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-esp8266-modul-2-2\/\">(Wemos) D1 ESP32<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-esp8266-modul-3\/\">Wemos D1 Mini Pro (V1.1.0)<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/esp01-neopixel-ring\/\">ESP01 \u2013 neoPixel Ring<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/esp8266-rtos-sdk\/\">ESP8266 RTOS SDK<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quellen\"><\/span>Sources<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/sandboxelectronics.com\/?p=165\">http:\/\/sandboxelectronics.com\/?p=165<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.letscontrolit.com\/wiki\/index.php\/ESPEasy\">https:\/\/www.letscontrolit.com\/wiki\/index.php\/ESPEasy<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.hackster.io\/news\/espenvi-puts-espressif-s-esp12f-to-work-monitoring-temperature-humidity-and-gas-concentrations-98ea30ab84c0\">https:\/\/www.hackster.io\/news\/espenvi-puts-espressif-s-esp12f-to-work-monitoring-temperature-humidity-and-gas-concentrations-98ea30ab84c0<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.sensirion.com\/de\/umweltsensoren\/feuchtesensoren\/digitale-feuchtesensoren-fuer-diverse-anwendungen\/\">https:\/\/www.sensirion.com\/de\/umweltsensoren\/feuchtesensoren\/digitale-feuchtesensoren-fuer-diverse-anwendungen\/<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.hackster.io\/news\/espenvi-puts-espressif-s-esp12f-to-work-monitoring-temperature-humidity-and-gas-concentrations-98ea30ab84c0\">https:\/\/www.hackster.io\/news\/espenvi-puts-espressif-s-esp12f-to-work-monitoring-temperature-humidity-and-gas-concentrations-98ea30ab84c0<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.az-delivery.de\/blogs\/azdelivery-blog-fur-arduino-und-raspberry-pi\/az-envy-das-etwas-andere-micro-controller-board\">https:\/\/www.az-delivery.de\/blogs\/azdelivery-blog-fur-arduino-und-raspberry-pi\/az-envy-das-etwas-andere-micro-controller-board<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/thorsten-l\/ESP8266-AZ-Envy\">https:\/\/github.com\/thorsten-l\/ESP8266-AZ-Envy<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>I found the small round board on AZ-Delivery via Amazon. At first glance, I found the design and the built-in sensors interesting. However, on closer inspection, I'm not quite so satisfied with the board anymore.<\/p>\n<a href=\"https:\/\/www.fambach.net\/en\/preview-esp01-relais-modul\/\" class=\"read-more-link\">Carry on reading <span class=\"screen-reader-text\">\"ESP01 &#8211; Relais Platine\"<\/span> <span class=\"meta-nav\">\u2192<\/span><\/a>","protected":false},"author":1,"featured_media":7695,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[190,192,515,170],"tags":[133,23,516,517],"class_list":["post-7608","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-esp8266","category-hygrometer","category-luftguete","category-temperatur","tag-board","tag-esp8266","tag-mq2","tag-sht30","penguin-post","penguin-post-not-sticky"],"modified_by":"sfambach","_links":{"self":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/7608","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/comments?post=7608"}],"version-history":[{"count":26,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/7608\/revisions"}],"predecessor-version":[{"id":8468,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/7608\/revisions\/8468"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media\/7695"}],"wp:attachment":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media?parent=7608"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/categories?post=7608"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/tags?post=7608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}