{"id":479,"date":"2014-08-08T19:05:40","date_gmt":"2014-08-08T18:05:40","guid":{"rendered":"http:\/\/ofalcao.pt\/blog\/?p=479"},"modified":"2014-08-08T19:05:40","modified_gmt":"2014-08-08T18:05:40","slug":"ev3-wireless-com-ev3dev","status":"publish","type":"post","link":"https:\/\/ofalcao.pt\/blog\/2014\/ev3-wireless-com-ev3dev","title":{"rendered":"EV3 wireless com ev3dev"},"content":{"rendered":"<p>Depois de instalar <a href=\"https:\/\/github.com\/ev3dev\/ev3dev\/releases\">a \u00faltima vers\u00e3o do ev3dev<\/a> (ev3dev-jessie-2014-07-12) experimentei ligar 2 dos dongles Wi-FI que uso com o Raspberry Pi:<\/p>\n<ul>\n<li>ThePiHut<\/li>\n<li>Wi-Pi<\/li>\n<\/ul>\n<p>Para o kernel s\u00e3o o mesmo dispositivo:<\/p>\n<pre>root@ev3dev:~#lsusb\nID 148f:5370 Ralink Technology, Corp. RT5370 Wireless Adapter<\/pre>\n<p>Mas n\u00e3o foram carregados nenhuns drivers por isso actualizei:<\/p>\n<pre>root@ev3dev:~#apt-get update\nroot@ev3dev:~#apt-get upgrade\nroot@ev3dev:~#apt-get dist-upgrade\nroot@ev3dev:~#reboot<\/pre>\n<p>Agora o Debian j\u00e1 tem os drivers:<\/p>\n<pre>root@ev3dev:~#dmesg\n(...)\nusbcore: registered new interface driver rt2800usb\n(...<\/pre>\n<p>mas surge uma outra mensagem sobre n\u00e3o carregar o firmware por isso<\/p>\n<pre>root@ev3dev:~#dmesg\napt-get install firmware-ralink<\/pre>\n<pre>ieee80211 phy1: rt2x00_set_rt: Info - RT chipset 5390, rev 0502 detected\nieee80211 phy1: rt2x00_set_rf: Info - RF chipset 5370 detected\nieee80211 phy1: Selected rate control algorithm 'minstrel_ht'\nieee80211 phy1: rt2x00lib_request_firmware: Info - Loading firmware file 'rt2870.bin'\nieee80211 phy1: rt2x00lib_request_firmware: Info - Firmware detected - version: 0.29<\/pre>\n<p>E para a liga\u00e7\u00e3o wireless, \u00e0 semelhan\u00e7a do Raspbian no Pi, editei o ficheiro &#8216;interfaces&#8217;:<\/p>\n<pre>root@ev3dev:~#nano \/etc\/network\/interfaces<\/pre>\n<pre># interfaces(5) file used by ifup(8) and ifdown(8)\n# Include files from \/etc\/network\/interfaces.d:\nsource-directory \/etc\/network\/interfaces.d\n\n### acrescentar as linhas abaixo ###\nauto lo\niface lo inet loopback\nallow-hotplug wlan0\niface wlan0 inet dhcp\n\u00a0\u00a0 wpa-ssid \"WI-Fi SID\"\n\u00a0\u00a0 wpa-psk \"Wi-Fi Password\"\n\niface default inet dhcp<\/pre>\n<p>Confirma-se:<\/p>\n<pre>root@ev3dev:~#ifconfig\nwlan0\u00a0\u00a0\u00a0\u00a0 Link encap:Ethernet\u00a0 HWaddr 00:0f:55:a8:ac:0a \u00a0\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 inet addr:192.168.1.69\u00a0 Bcast:192.168.1.255\u00a0 Mask:255.255.255.0\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 UP BROADCAST RUNNING MULTICAST\u00a0 MTU:1500\u00a0 Metric:1\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 RX packets:11 errors:0 dropped:0 overruns:0 frame:0\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 TX packets:5 errors:0 dropped:0 overruns:0 carrier:0\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 collisions:0 txqueuelen:1000\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 RX bytes:1447 (1.4 KiB)\u00a0 TX bytes:1074 (1.0 KiB)<\/pre>\n<p>S\u00f3 n\u00e3o percebo porque motivo s\u00f3 funciona um dos dongles (o ThePiHut) quando aparentam ser iguais. Talvez o firmware n\u00e3o o seja completamente.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Depois de instalar a \u00faltima vers\u00e3o do ev3dev (ev3dev-jessie-2014-07-12) experimentei ligar 2 dos dongles Wi-FI que uso com o Raspberry Pi: ThePiHut Wi-Pi Para o kernel s\u00e3o o mesmo dispositivo: root@ev3dev:~#lsusb ID 148f:5370 Ralink Technology, Corp. RT5370 Wireless Adapter Mas n\u00e3o foram carregados nenhuns drivers por isso actualizei: root@ev3dev:~#apt-get update root@ev3dev:~#apt-get upgrade root@ev3dev:~#apt-get dist-upgrade root@ev3dev:~#reboot &hellip; <a href=\"https:\/\/ofalcao.pt\/blog\/2014\/ev3-wireless-com-ev3dev\" class=\"more-link\">Continuar a ler<span class=\"screen-reader-text\"> &#8220;EV3 wireless com ev3dev&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[16,18],"tags":[205,118],"series":[],"class_list":["post-479","post","type-post","status-publish","format-standard","hentry","category-geek","category-lego","tag-ev3dev","tag-wi-fi"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2Mhyv-7J","_links":{"self":[{"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/posts\/479","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/comments?post=479"}],"version-history":[{"count":0,"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/posts\/479\/revisions"}],"wp:attachment":[{"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/media?parent=479"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/categories?post=479"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/tags?post=479"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/ofalcao.pt\/blog\/wp-json\/wp\/v2\/series?post=479"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}