{"id":422,"date":"2015-09-23T09:53:33","date_gmt":"2015-09-23T06:53:33","guid":{"rendered":"http:\/\/arduinoshop.ro\/index.php\/produs\/senzor-de-temperatura-ds18b20\/"},"modified":"2022-01-28T14:13:06","modified_gmt":"2022-01-28T11:13:06","slug":"senzor-de-temperatura-ds18b20","status":"publish","type":"product","link":"https:\/\/roboromania.ro\/?product=senzor-de-temperatura-ds18b20","title":{"rendered":"Senzor de temperatur\u0103 DS18b20 (221) pentru proiecte Arduino"},"content":{"rendered":"<p><span id=\"result_box\" class=\"\" lang=\"ro\">Termometru digital <span class=\"hps\">DS18B20<\/span> <span class=\"hps\">ofer\u0103<\/span> de la <span class=\"hps\">9<\/span><span class=\"atn\">&#8211;<\/span>bit la <span class=\"hps\">12<\/span> <span class=\"hps\">de bi\u021bi <\/span><span class=\"hps\">pentru<\/span> <span class=\"hps\">m\u0103surarea temperaturii<\/span> <span class=\"hps\">Celsius<\/span>\u00a0<span class=\"hps\"> \u0219i<\/span> <span class=\"hps\">are<\/span> <span class=\"hps\">o<\/span> <span class=\"hps\">func\u021bie de alarm\u0103<\/span> <span class=\"hps\">cu<\/span> <span class=\"hps\">programabila <\/span>cu <span class=\"hps\">puncte<\/span> <span class=\"hps\">superioar\u0103 \u0219i inferioar\u0103<\/span> <span class=\"hps\">de declan\u0219are<\/span>. DS18B20 <span class=\"hps\">comunic\u0103<\/span> <span class=\"hps\">printr-o<\/span> <span class=\"hps\">magistral\u0103<\/span> <span class=\"hps\">de tip 1<\/span><span class=\"atn\">&#8211;<\/span><span class=\"\">Wire<\/span> <span class=\"hps\">care<\/span>, prin defini\u021bie, <span class=\"hps\">necesit\u0103 doar<\/span> <span class=\"hps\">o singur\u0103 linie<\/span> <span class=\"hps\">de date<\/span> <span class=\"hps atn\">(<\/span><span class=\"\">\u0219i<\/span> <span class=\"hps\">\u00eemp\u0103m\u00eentare)<\/span> <span class=\"hps\">pentru<\/span> <span class=\"hps\">comunicarea cu<\/span> <span class=\"hps\">un<\/span> <span class=\"hps\">microprocesor<\/span>. <span class=\"hps\">Sonda <\/span><span class=\"hps\">are<\/span> <span class=\"hps\">o temperatur\u0103 de func\u021bionare<\/span> <span class=\"hps\">de la\u00a0<\/span><span class=\"hps\">-55<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span> <span class=\"hps\">p\u00een\u0103 la<\/span> <span class=\"hps\">+<\/span> <span class=\"hps\">125<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span> <span class=\"hps\">\u0219i<\/span> <span class=\"hps\">are o precizie de<\/span> <span class=\"hps\">\u00b1<\/span> <span class=\"hps\">0,5<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span> <span class=\"hps\">\u00een intervalul<\/span> <span class=\"hps\">de<\/span> <span class=\"hps\">-10<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span> <span class=\"hps\">p\u00een\u0103 la<\/span> <span class=\"hps\">+<\/span> <span class=\"hps\">85<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span>. <span class=\"hps\">\u00een<\/span> <span class=\"hps\">plus<\/span>, <span class=\"hps\">DS18B20<\/span> <span class=\"hps\">poate ob\u021bine<\/span> <span class=\"hps\">curent<\/span> <span class=\"hps\">direct<\/span> <span class=\"hps\">din<\/span> <span class=\"hps\">linia de date<\/span> <span class=\"hps atn\">(<\/span><span class=\"hps atn\">&#8222;<\/span>putere <span class=\"hps\">parazit<\/span><span class=\"\">&#8222;<\/span>)<span class=\"\">,<\/span> elimin\u00eend <span class=\"hps\">necesitatea unei<\/span> <span class=\"hps\">surse de alimentare externe<\/span>.<\/span><\/p>\n<ul>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\"><span class=\"hps\">Interfa\u021ba <\/span><span class=\"hps\">1<\/span><span class=\"atn\">&#8211;<\/span>Wire\u00ae <span class=\"hps\">are <\/span><span class=\"hps\">nevoie doar de un p<\/span><span class=\"hps\">in<\/span> <span class=\"hps\">pentru<\/span> c<span class=\"hps\">omunicare<\/span><\/span><\/li>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\"><span class=\"hps\">Fiecare dispozitiv<\/span> <span class=\"hps\">are un cod<\/span> <span class=\"hps\">pe 64 de<\/span> <span class=\"hps\">bi\u021bi<\/span> <span class=\"hps\">unic<\/span> s<span class=\"hps\">tocate \u00eentr-un<\/span> <span class=\"hps\">ROM<\/span> <span class=\"hps\">On<\/span><span class=\"atn\">&#8211;<\/span>Board<\/span><\/li>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\">N<span class=\"hps\">u necesit\u0103<\/span> <span class=\"hps\">componente externe<\/span><\/span><\/li>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\">P<span class=\"hps\">oate fi alimentat<\/span> <span class=\"hps\">de la<\/span> <span class=\"hps\">linia de date<\/span>; <span class=\"hps\">Alimentare electric\u0103(3.0V la 5.5V)<\/span><\/span><\/li>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\"><span class=\"hps\">M\u0103suri<\/span> <span class=\"hps\">Temperaturile<\/span> <span class=\"hps\">de<\/span> la <span class=\"hps\">-55<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span> <span class=\"hps\">p\u00e2n\u0103 la<\/span> <span class=\"hps\">+<\/span> <span class=\"hps\">125<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span><\/span><\/li>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\"><span class=\"hps\">\u00b1<\/span> <span class=\"hps\">0,5<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span> <span class=\"hps\">Precizie<\/span> <span class=\"hps\">pentru temperaturi de la\u00a0<\/span><span class=\"hps\">-10<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span> <span class=\"hps\">p\u00e2n\u0103 la<\/span> <span class=\"hps\">+<\/span> <span class=\"hps\">85<\/span> <span class=\"hps\">\u00b0<\/span> <span class=\"hps\">C<\/span><\/span><\/li>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\">R<span class=\"hps\">ezolu\u021bie<\/span> <span class=\"hps\">Termometru<\/span> <span class=\"hps\">este<\/span> <span class=\"hps\">selectabila<\/span> <span class=\"hps\">\u00eentre 9 \u0219i 12<\/span> <span class=\"hps\">bi\u021bi<\/span><\/span><\/li>\n<li><span id=\"result_box\" class=\"\" lang=\"ro\"><span class=\"hps\">Converte\u0219te<\/span> <span class=\"hps\">temperaturii cu o precizie de\u00a0<\/span><span class=\"hps\">12<\/span>-bitti <span class=\"hps\">\u00een<\/span> <span class=\"hps\">750ms<\/span> <span class=\"hps atn\">(<\/span>Max<span class=\"\">)<\/span><\/span><\/li>\n<\/ul>\n<p><a href=\"http:\/\/roboromania.ro\/wp-content\/uploads\/2015\/11\/DS18B20-roboromaniaa.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1063\" src=\"http:\/\/roboromania.ro\/wp-content\/uploads\/2015\/11\/DS18B20-roboromaniaa.jpg\" alt=\"DS18B20-roboromaniaa\" width=\"150\" height=\"127\" \/><\/a><br \/>\n<a href=\"http:\/\/roboromania.ro\/datasheet\/termometru-digital-ds18b20-roboromania.pdf\" target=\"_blank\">datasheet<\/a><\/p>\n<p>Arduino projects.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sonde de temperatura DS18b20<\/p>\n","protected":false},"featured_media":1063,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[9,253,69],"product_tag":[7,48,40,46,45,47],"class_list":{"0":"post-422","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-senzori","7":"product_cat-integrated-circuit","8":"product_cat-componente","9":"product_tag-arduino","10":"product_tag-ds18b20","11":"product_tag-senzor","12":"product_tag-senzori","13":"product_tag-temperatura","14":"product_tag-temperature","16":"first","17":"instock","18":"shipping-taxable","19":"purchasable","20":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/roboromania.ro\/index.php?rest_route=\/wp\/v2\/product\/422","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/roboromania.ro\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/roboromania.ro\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/roboromania.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=422"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/roboromania.ro\/index.php?rest_route=\/wp\/v2\/media\/1063"}],"wp:attachment":[{"href":"https:\/\/roboromania.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=422"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/roboromania.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=422"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/roboromania.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=422"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/roboromania.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}