{"id":527,"date":"2015-03-06T20:30:36","date_gmt":"2015-03-06T19:30:36","guid":{"rendered":"http:\/\/www.walterschlag.net\/?p=527"},"modified":"2018-01-05T18:07:55","modified_gmt":"2018-01-05T17:07:55","slug":"raspberry-pi-mit-dht11-temperatur-und-feuchte-sensor","status":"publish","type":"post","link":"https:\/\/inator.at\/?p=527","title":{"rendered":"Raspberry PI mit DHT11 Temperatur und Feuchte Sensor"},"content":{"rendered":"<p>Endlich gibts daf\u00fcr eine halbwegs zuverl\u00e4ssig laufende Software :<br \/>\n(Die auch bei h\u00f6herer CPU last bzw. verringertem CPU Takt noch funktioniert)<\/p>\n<p>https:\/\/learn.adafruit.com\/dht-humidity-sensing-on-raspberry-pi-with-gdocs-logging\/software-install-updated<\/p>\n<p>Kurz :<\/p>\n<pre>apt-get update\r\napt-get install build-essential python-dev\r\nmkdir -p \/install\/newAdafruit\r\ncd \/install\/newAdafruit\r\ngit clone https:\/\/github.com\/adafruit\/Adafruit_Python_DHT.git\r\ncd Adafruit_Python_DHT\r\npython setup.py install\r\ncd examples\r\ncp AdafruitDHT.py \/bin\r\n<\/pre>\n<p>So kann man den Sensor dann ansprechen :<\/p>\n<pre>y=$(\/bin\/AdafruitDHT.py 11 4)\r\nt=$(echo $y|cut -d\" \" -f1 | tr '=' ' ' | tr '*' ' ' | cut -d\" \" -f2)\r\nf=$(echo $y|cut -d\" \" -f2 | tr '=' ' ' | tr '%' ' ' | cut -d\" \" -f2)\r\necho \"Temperatur : $t Feuchte $f\r\n<\/pre>\n<p>(11 = Sensor-Typ, 4 = GPIO Pin)<\/p>\n<p>Die Werte werden bei mir st\u00fcndlich in eine Datenbank geschrieben.<br \/>\nWerde in einigen Tagen nochmal berichten, ob es wieder Timing-Probleme gibt.<br \/>\nSchaut aber wesentlich besser aus, als die erste SW, die es daf\u00fcr gab&#8230;<br \/>\n(gabs nur f\u00fcr den DHT22, musste ich etwas umschreiben)<\/p>\n<p>Verkabelung :<br \/>\nhttps:\/\/www.endian.se\/content\/?p=127<\/p>\n<p>Update : l\u00e4uft jetzt v\u00f6llig stabil und fehlerfrei.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Endlich gibts daf\u00fcr eine halbwegs zuverl\u00e4ssig laufende Software : (Die auch bei h\u00f6herer CPU last bzw. verringertem CPU Takt noch funktioniert) https:\/\/learn.adafruit.com\/dht-humidity-sensing-on-raspberry-pi-with-gdocs-logging\/software-install-updated Kurz : apt-get update apt-get install build-essential python-dev mkdir -p \/install\/newAdafruit cd \/install\/newAdafruit git clone https:\/\/github.com\/adafruit\/Adafruit_Python_DHT.git cd Adafruit_Python_DHT python setup.py install cd examples cp AdafruitDHT.py \/bin So kann man den Sensor dann ansprechen &hellip; <a href=\"https:\/\/inator.at\/?p=527\" class=\"more-link\"><span class=\"screen-reader-text\">Raspberry PI mit DHT11 Temperatur und Feuchte Sensor<\/span> weiterlesen<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-527","post","type-post","status-publish","format-standard","hentry","category-allgemein"],"_links":{"self":[{"href":"https:\/\/inator.at\/index.php?rest_route=\/wp\/v2\/posts\/527","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inator.at\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inator.at\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inator.at\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/inator.at\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=527"}],"version-history":[{"count":8,"href":"https:\/\/inator.at\/index.php?rest_route=\/wp\/v2\/posts\/527\/revisions"}],"predecessor-version":[{"id":1154,"href":"https:\/\/inator.at\/index.php?rest_route=\/wp\/v2\/posts\/527\/revisions\/1154"}],"wp:attachment":[{"href":"https:\/\/inator.at\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=527"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inator.at\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=527"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inator.at\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=527"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}