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{"id":1094,"date":"2026-07-12T18:16:03","date_gmt":"2026-07-12T16:16:03","guid":{"rendered":"http:\/\/vps-4baf053f.vps.ovh.net\/produkt\/radiomodul-hc11\/"},"modified":"2026-07-12T19:03:52","modified_gmt":"2026-07-12T17:03:52","slug":"radiomodul-hc11","status":"publish","type":"product","link":"http:\/\/vps-4baf053f.vps.ovh.net\/produkt\/radiomodul-hc11\/","title":{"rendered":"Radiomodul HC-11, 434MHz"},"content":{"rendered":"<p>HC-11 \u00e4r en radioms\u00e4ndare\/-mottagare som klarar av att skicka och ta emot digital data med upp till 40m r\u00e4ckvidd och drar mycket lite str\u00f6m. Modulen kopplas in till en mikrokontroller eller dator via vanlig seriekommunikation (RS-232) och inst\u00e4llningar g\u00f6rs med vanliga AT-kommandon. Tack vare detta kan tv\u00e5 av dessa moduler mycket enkelt ers\u00e4tta en vanlig seriekabel.<\/p>\n<p>Radiofrekvensen kan st\u00e4llas in mellan 434,4 och 439,0 MHz i 400 KHz steg vilket ger 20 m\u00f6jliga band. F\u00f6rutom frekvensbandet s\u00e5 anv\u00e4nder modulerna en valbar 8-bitars adress s\u00e5 att upp till 256 modul-par kan anv\u00e4ndas samtidigt p\u00e5 samma frekvensband.<\/p>\n<p>OBS! Dessa moduler kan inte kommunicera med HC-12 eller andra radiomoduler.<\/p>\n<h3>Kommunikationsl\u00e4gen:<\/h3>\n<p>Modulen har fyra olika kommunkationsl\u00e4gen, FU1, FU2, FU3 och FU4 med olika hastigheter, transmissionsf\u00f6rdr\u00f6jningar och str\u00f6mf\u00f6rbrukningar. FU1 och FU2 \u00e4r str\u00f6msparande l\u00e4gen, FU3 \u00e4r full hastighet och FU4 \u00e4r dynamiskt l\u00e4ge d\u00e4r s\u00e4ndaravst\u00e5ndet \u00f6kar n\u00e4r s\u00e4ndhastigheten s\u00e4nks. Vid leverans \u00e4r modulen inst\u00e4lld i l\u00e4ge FU3 och UART (serie-gr\u00e4nssnittet) \u00e4r satt till 9600 bps, 1 stoppbit och ingen paritet.<\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: right;\"><strong>L\u00e4ge:<\/strong><\/td>\n<td>FU1<\/td>\n<td>FU2<\/td>\n<td>FU3<\/td>\n<td>FU4<\/td>\n<td><strong>Beskrivning<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Genomsnittlig str\u00f6mf\u00f6rbrukning i vilol\u00e4ge<\/td>\n<td>3,5mA<\/td>\n<td>80\u00b5A<\/td>\n<td>22mA<\/td>\n<td>22mA<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Transmissionsf\u00f6rdr\u00f6jning<\/td>\n<td>20ms<\/td>\n<td>380ms<\/td>\n<td>2ms<\/td>\n<td>7ms<\/td>\n<td>s\u00e4ndning av 1 byte<\/td>\n<\/tr>\n<tr>\n<td>Transmissionsf\u00f6rdr\u00f6jning fram och tillbaka<\/td>\n<td>31ms<\/td>\n<td><\/td>\n<td>8ms<\/td>\n<td>22ms<\/td>\n<td>S\u00e4ndning av 1 byte,\u00a0 UART satt till 9600kbps<\/td>\n<\/tr>\n<tr>\n<td>Transmissionsf\u00f6rdr\u00f6jning fram och tillbaka<\/td>\n<td>31ms<\/td>\n<td><\/td>\n<td>18ms<\/td>\n<td>40ms<\/td>\n<td>S\u00e4ndning av 10 byte,\u00a0 UART satt till 9600kbps<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><\/h3>\n<h3>Anslutningar:<\/h3>\n<table>\n<tbody>\n<tr>\n<td><strong>Anslutning<\/strong><\/td>\n<td><strong>Funktion<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Vcc<\/td>\n<td>Drivp\u00e4nning (3,2-5,5 V)<\/td>\n<\/tr>\n<tr>\n<td>GND<\/td>\n<td>Jord (minus)<\/td>\n<\/tr>\n<tr>\n<td>RXD<\/td>\n<td>RS-232 data in som ska s\u00e4ndas. 3,3V TTL, skyddad med internt 1Kohm-motst\u00e5nd<\/td>\n<\/tr>\n<tr>\n<td>TXD<\/td>\n<td>RS-232 data ut som tas emot. 3,3V TTL, skyddad med internt 1Kohm-motst\u00e5nd<\/td>\n<\/tr>\n<tr>\n<td>SET<\/td>\n<td>S\u00e4tt till l\u00e5g niv\u00e5 f\u00f6r att modulen ska ta emot AT-kommandon f\u00f6r att \u00e4ndra inst\u00e4llningar<\/td>\n<\/tr>\n<tr>\n<td>ANT1<\/td>\n<td>Koaxial-kontakt f\u00f6r antenn<\/td>\n<\/tr>\n<tr>\n<td>ANT2<\/td>\n<td>F\u00f6r fastl\u00f6dning av spiralantenn<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Digital radiomodul med 40m r\u00e4ckvidd och l\u00e5g str\u00f6mf\u00f6rbrukning.<\/p>\n","protected":false},"featured_media":1095,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[56,57],"product_tag":[],"class_list":["post-1094","product","type-product","status-publish","has-post-thumbnail","product_cat-elektroniska-moduler","product_cat-kommunikation","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=\/wp\/v2\/product\/1094","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1094"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=\/wp\/v2\/media\/1095"}],"wp:attachment":[{"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1094"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=1094"},{"taxonomy":"product_cat","embeddable":true,"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=1094"},{"taxonomy":"product_tag","embeddable":true,"href":"http:\/\/vps-4baf053f.vps.ovh.net\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=1094"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}