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Pseudonymous maker “LeanMCU” has launched open supply firmware and a friction-fit enclosure designed to transform low-cost Espressif ESP32-C3 improvement boards and TE Connectivity HTU21D environmental sensor breakouts into compact, related temperature and humidity screens for Residence Assistant.<\/p>\n
“I wished a fleet of low cost, dependable temperature and humidity sensors round the home, so I designed this sensor utilizing an [Espressif] ESP32-C3[-based] Tremendous Mini [development board] and a [TE Connectivity] HTU21D module, written utilizing the Arduino ESP32 core. Whole price per unit from AliExpress is underneath $10. Be aware on the sensor: When ordering from different AliExpress distributors, simply double-check consumer evaluations to make sure persons are receiving true HTU21D chips moderately than mislabeled clones!”<\/p>\n The {hardware} for the venture is fully off-the-shelf, comprising an affordable improvement board constructed round Espressif’s low-cost ESP32-C3 wi-fi system-on-chip \u2014 providing one 32-bit core operating at as much as 160MHz, single-band Wi-Fi, and Bluetooth 5 Low Vitality (BLE) connectivity. That is linked to a TE HTU21D, which offers temperature and humidity sensing fed right into a customized firmware that may clean the readings earlier than transmitting them to Residence Assistant for recording and show. The whole lot is housed in a friction-fit 3D-printed case, to maintain issues neat.<\/p>\n “To avoid wasting individuals from putting in toolchains,” LeanMCU explains of what makes the venture stand out from the remainder, “I arrange a GitHub internet installer. You’ll be able to flash the pre-compiled Arduino firmware instantly out of your browser over Internet Serial. It features a captive portal to configure Wi-Fi, Residence Assistant, and ThingSpeak.”<\/p>\n The supply code and enclosure 3D-print information can be found <\/span>on GitHub<\/a> underneath the reciprocal GNU Normal Public License 2; extra info is out there <\/span>in LeanMCU’s Reddit submit<\/a>.<\/span><\/p>\n<\/div>\n\n","protected":false},"excerpt":{"rendered":" Pseudonymous maker “LeanMCU” has launched open supply firmware and a friction-fit enclosure designed to transform low-cost Espressif ESP32-C3 improvement boards and TE Connectivity HTU21D environmental sensor breakouts into compact, related temperature and humidity screens for Residence Assistant. “I wished a fleet of low cost, dependable temperature and humidity sensors round the home, so I designed […]<\/p>\n","protected":false},"author":1,"featured_media":27502,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":["post-27500","post","type-post","status-publish","format-standard","has-post-thumbnail","category-iot"],"_links":{"self":[{"href":"https:\/\/aireviewirush.com\/index.php?rest_route=\/wp\/v2\/posts\/27500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aireviewirush.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aireviewirush.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aireviewirush.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aireviewirush.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=27500"}],"version-history":[{"count":1,"href":"https:\/\/aireviewirush.com\/index.php?rest_route=\/wp\/v2\/posts\/27500\/revisions"}],"predecessor-version":[{"id":27501,"href":"https:\/\/aireviewirush.com\/index.php?rest_route=\/wp\/v2\/posts\/27500\/revisions\/27501"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aireviewirush.com\/index.php?rest_route=\/wp\/v2\/media\/27502"}],"wp:attachment":[{"href":"https:\/\/aireviewirush.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=27500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aireviewirush.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=27500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aireviewirush.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=27500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}