{"id":641,"date":"2025-04-20T19:37:11","date_gmt":"2025-04-20T18:37:11","guid":{"rendered":"https:\/\/loxoneworks.cz\/?p=641"},"modified":"2025-07-26T14:09:13","modified_gmt":"2025-07-26T13:09:13","slug":"modbus-hratky-nejen-s-loxone-dil-7-waveshare-rs485-ethernet-gateway","status":"publish","type":"post","link":"https:\/\/loxoneworks.cz\/?p=641","title":{"rendered":"Modbus hr\u00e1tky (nejen) s Loxone \u2013 d\u00edl 7. \u2013 Waveshare RS485->Ethernet gateway"},"content":{"rendered":"\n<p>Dostal se mi k testov\u00e1n\u00ed Waveshare <a href=\"https:\/\/rpishop.cz\/datove-redukce\/4267-waveshare-prevodnik-rs485-na-ethernet-pro-eu.html\" target=\"_blank\" rel=\"noreferrer noopener\">p\u0159evodn\u00edk RS485 na Ethernet<\/a> (um\u00ed tedy nejen 485, ale v r\u00e1mci Modbus hr\u00e1tek m\u011b RS232\/422 nezaj\u00edm\u00e1). Jin\u00fdmi slovy, jde o p\u0159evodn\u00edk Modbus RTU na TCP, stejn\u011b jako v prvn\u00edm d\u00edle zmi\u0148ovan\u00e1 Moxa. Ta je v\u0161ak asi 15x dra\u017e\u0161\u00ed \ud83d\ude09 \u0160koda, m\u011bl jsem z\u00e1jem o zap\u016fj\u010den\u00ed <a href=\"https:\/\/rpishop.cz\/seriove-servery\/5722-waveshare-prumyslovy-seriovy-server-s-poe-rs485-na-rj45-ethernet-tcpip.html\" target=\"_blank\" rel=\"noreferrer noopener\">pr\u016fmyslov\u00e9 verze na DIN li\u0161tu<\/a>, kter\u00e1 umo\u017e\u0148uje nap\u00e1jen\u00ed PoE, p\u0159\u00edpadn\u011b pro Loxone standardn\u00edch 24V, proto\u017ee dodan\u00fd typ lze nap\u00e1jet pouze 5V DC, ale uvnit\u0159 <strong>asi<\/strong> p\u016fjde z hlediska funkc\u00ed o toto\u017en\u00fd v\u00fdrobek.<\/p>\n\n\n\n<p>Update po n\u011bkolika m\u011bs\u00edc\u00edch: Zkou\u0161el jsem s prvn\u011b dodanou br\u00e1nou v\u0161e mo\u017en\u00e9, ale \u017e\u00e1dn\u00e9 komunikace jsem se dopracovat nemohl. Kl\u00ed\u010dov\u00e9 tedy je to slovo &#8222;asi&#8220; v p\u0159edchoz\u00edm odstavci. Z\u00e1v\u011br &#8211; dodan\u00fd p\u0159evodn\u00edk -NEPODPORUJE komunikaci p\u0159es Modbus (viz <a href=\"https:\/\/www.waveshare.com\/wiki\/RS485_TO_ETH\" target=\"_blank\" rel=\"noreferrer noopener\">sekce FAQ v origin\u00e1ln\u00edm manu\u00e1lu<\/a>). Samoz\u0159ejm\u011b &#8211; spr\u00e1vn\u00fd aj\u0165\u00e1k p\u0159ece \u010dte n\u00e1vod a\u017e jako posledn\u00ed mo\u017enost, \u017ee&#8230; <strong>Tento model tedy rozhodn\u011b nekupujte.<\/strong><\/p>\n\n\n\n<p>Zp\u011bt k tomu <a href=\"https:\/\/rpishop.cz\/seriove-servery\/5722-waveshare-prumyslovy-seriovy-server-s-poe-rs485-na-rj45-ethernet-tcpip.html\" target=\"_blank\" rel=\"noreferrer noopener\">spr\u00e1vn\u00e9mu<\/a>, kter\u00fd se mi dostal do rukou na druh\u00fd pokus:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-8.png\" alt=\"\" class=\"wp-image-643\"\/><\/figure>\n\n\n\n<p>Z\u00e1kladn\u00ed konfigurace je v\u00edcem\u00e9n\u011b trivi\u00e1ln\u00ed, ide\u00e1ln\u00ed je pou\u017e\u00edt dod\u00e1van\u00fd software <a href=\"https:\/\/files.waveshare.com\/upload\/4\/42\/VirCom_en.rar\" target=\"_blank\" rel=\"noreferrer noopener\">vircom<\/a> (ne \u00fapln\u011b \u0161\u0165astn\u011b zvolen\u00fd n\u00e1zev, ale to vir asi bude od slova virtu\u00e1ln\u00ed). Nicm\u00e9n\u011b jeho funkcionalita je slu\u0161n\u00e1, a\u017e na fixn\u00ed velikost okna hled\u00e1n\u00ed a konfigurace (viz n\u00ed\u017ee).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"802\" height=\"574\" src=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-32.png\" alt=\"\" class=\"wp-image-714\" srcset=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-32.png 802w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-32-600x429.png 600w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-32-300x215.png 300w\" sizes=\"auto, (max-width: 802px) 100vw, 802px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Klikem na Device se spust\u00ed vyhled\u00e1v\u00e1n\u00ed, bez ohledu na IP adresu, nemus\u00ed b\u00fdt v rozsahu va\u0161\u00ed s\u00edt\u011b:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"979\" height=\"526\" src=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-33.png\" alt=\"\" class=\"wp-image-715\" srcset=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-33.png 979w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-33-600x322.png 600w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-33-300x161.png 300w\" sizes=\"auto, (max-width: 979px) 100vw, 979px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Dvojkliem na dan\u00e9 za\u0159\u00edzen\u00ed otev\u0159ete jeho vlastnosti, po zm\u011bn\u011b zejm\u00e9na IP adresy na n\u011bjakou z va\u0161eho rozsahu, nastaven\u00ed portu na standardn\u00ed hodnotu 502 a parametr\u016f s\u00e9riov\u00e9 komunikace je mo\u017eno pomoc\u00ed tla\u010d\u00edtka &#8222;Modify Settings&#8220; zaslat do za\u0159\u00edzen\u00ed. <strong>Kl\u00ed\u010dov\u00e9 je zvolit v sekci Transfer Protocol volbu Modbus_TCP_Protocol, jinak komunikace s Modbus za\u0159\u00edzen\u00edm nebude fungovat&#8230;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"849\" height=\"550\" src=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-36.png\" alt=\"\" class=\"wp-image-719\" srcset=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-36.png 849w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-36-600x389.png 600w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-36-300x194.png 300w\" sizes=\"auto, (max-width: 849px) 100vw, 849px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Po n\u011bjak\u00e9 chv\u00edli je mo\u017eno ov\u011b\u0159it funk\u010dnost zadan\u00fdch zm\u011bn p\u0159ihl\u00e1\u0161en\u00edm se do jeho webov\u00e9ho rozhran\u00ed p\u0159es v\u00fd\u0161e zadanou IP adresu. M\u011bl by nab\u011bhnout tato p\u0159ihla\u0161ovac\u00ed str\u00e1nka:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"589\" height=\"370\" src=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-35.png\" alt=\"\" class=\"wp-image-717\" srcset=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-35.png 589w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-35-300x188.png 300w\" sizes=\"auto, (max-width: 589px) 100vw, 589px\" \/><\/figure>\n\n\n\n<p>Default heslo je &#8222;admin&#8220;. Ve webov\u00e9m rozhran\u00ed vid\u00edte stejn\u00e9 mo\u017enosti jako p\u0159es program vircom.<\/p>\n\n\n\n<p>D\u00e1l u\u017e je to trivi\u00e1ln\u00ed, sta\u010d\u00ed spr\u00e1vn\u011b p\u0159ipojit kabely A\/B do svorkovnice a p\u0159es jak\u00fdkoli Modbus program vy\u010d\u00edtat data (viz minul\u00e9 d\u00edly).<\/p>\n\n\n\n<p>J\u00e1 jsem pro otestov\u00e1n\u00ed pou\u017eil \u010didlo osv\u011btlen\u00ed z <a href=\"https:\/\/loxoneworks.cz\/?p=630\">d\u00edlu \u010d\u00edslo 6<\/a> a pomoc\u00ed QModMaster jsem se p\u0159ipojil nejd\u0159\u00edve na za\u0159\u00edzen\u00ed Modbus TCP &#8211; oran\u017eov\u00e9 kole\u010dko vyvol\u00e1 TCP settings, tam zad\u00e1te IP a port nastaven\u00fd d\u0159\u00edve. N\u00e1sledn\u011b klik na ikonu Connect (\u010derven\u00e9 kole\u010dko) &#8211; \u00fasp\u011b\u0161n\u00e9 p\u0159ipojen\u00ed pozn\u00e1te tak, \u017ee na Waveshare br\u00e1n\u011b se dioda Link zm\u011bn\u00ed ze zelen\u00e9 na modrou. N\u00e1sledn\u011b  p\u0159\u00edkazem Read\/Write (modr\u00e9 kole\u010dko) vy\u010dtete data &#8211; v m\u00e9m p\u0159\u00edpad\u011b tedy m\u00e1m nad pracovn\u00edm stolem 771 lux\u016f.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"567\" height=\"433\" src=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-37.png\" alt=\"\" class=\"wp-image-721\" srcset=\"https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-37.png 567w, https:\/\/loxoneworks.cz\/wp-content\/uploads\/2025\/04\/image-37-300x229.png 300w\" sizes=\"auto, (max-width: 567px) 100vw, 567px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Integrace do Loxone bude  stejn\u00e1, jako bylo pops\u00e1no d\u0159\u00edve v <a href=\"https:\/\/loxoneworks.cz\/?p=531\">d\u00edlu \u010d.2.<\/a> <\/p>\n\n\n\n<p>Z\u00e1v\u011br: Tato Modbus s\u00ed\u0165ov\u00e1 br\u00e1na, resp. spr\u00e1vn\u011b p\u0159evodn\u00edk RS485 (zejm\u00e9na Modbus RTU) na TCP\/IP, nav\u00edc s mo\u017enost\u00ed PoE nap\u00e1jen\u00ed za n\u011bkolik stokorun dok\u00e1\u017ee plnohodnotn\u011b nahradit Modbus extension od Loxone. Nasazen\u00ed je nep\u0159ebern\u00e9 mno\u017estv\u00ed &#8211; ihned m\u011b napad\u00e1 nap\u0159\u00edklad k FVE st\u0159\u00edda\u010d\u016fm (Goodwe), kde se spousta lid\u00ed tr\u00e1p\u00ed nefunk\u010dn\u00ed Modbus TCP komunikac\u00ed p\u0159es Wifi dongle. P\u0159itom sta\u010d\u00ed tato br\u00e1na, 2 kabely do rozhran\u00ed Modbus RTU na st\u0159\u00edda\u010di a v\u0161e funguje bezvadn\u011b. Ide\u00e1ln\u00ed nap\u0159\u00edklad na tolik aktu\u00e1ln\u00ed zamezen\u00ed p\u0159etok\u016f p\u0159i z\u00e1porn\u00e9 cen\u011b energie na spotu apod.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dostal se mi k testov\u00e1n\u00ed Waveshare p\u0159evodn\u00edk RS485 na Ethernet (um\u00ed tedy nejen 485, ale v r\u00e1mci Modbus hr\u00e1tek m\u011b RS232\/422 nezaj\u00edm\u00e1). Jin\u00fdmi slovy, jde o p\u0159evodn\u00edk Modbus RTU na TCP, stejn\u011b jako v prvn\u00edm d\u00edle zmi\u0148ovan\u00e1 Moxa. Ta je v\u0161ak asi 15x dra\u017e\u0161\u00ed \ud83d\ude09 \u0160koda, m\u011bl jsem z\u00e1jem o zap\u016fj\u010den\u00ed pr\u016fmyslov\u00e9 verze na DIN [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":642,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[17,18,71],"tags":[63,47,64],"class_list":["post-641","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dum","category-loxone","category-modbus","tag-mereni-energie","tag-mereni-teploty","tag-modbus"],"_links":{"self":[{"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=\/wp\/v2\/posts\/641","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=641"}],"version-history":[{"count":5,"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=\/wp\/v2\/posts\/641\/revisions"}],"predecessor-version":[{"id":725,"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=\/wp\/v2\/posts\/641\/revisions\/725"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=\/wp\/v2\/media\/642"}],"wp:attachment":[{"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=641"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=641"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/loxoneworks.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=641"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}