{"id":943,"date":"2013-09-29T16:26:38","date_gmt":"2013-09-29T16:26:38","guid":{"rendered":"http:\/\/blog.bachi.net\/?p=943"},"modified":"2013-09-29T16:27:07","modified_gmt":"2013-09-29T16:27:07","slug":"serial-port-access-control","status":"publish","type":"post","link":"https:\/\/blog.bachi.net\/?p=943","title":{"rendered":"Serial Port Access Control"},"content":{"rendered":"<h3>Problem:<\/p>\n<h3>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\nCannot open \/dev\/ttyS0: Permission denied\r\n<\/pre>\n<h3>Answer:<\/h3>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\n$ ls -la \/dev\/ttyUSB0 \r\ncrw-rw---- 1 root dialout 188, 0 Sep 29 17:59 \/dev\/ttyUSB0\r\n\r\n$ groups $USER\r\nandreas : andreas adm cdrom sudo dip plugdev lpadmin sambashare wireshark\r\n\r\n$ sudo gpasswd --add $USER dialout\r\nAdding user andreas to group dialout\r\n\r\n$ groups $USER\r\nandreas : andreas adm dialout cdrom sudo dip plugdev lpadmin sambashare wireshark\r\n<\/pre>\n<p>Source: <a href=\"http:\/\/askubuntu.com\/questions\/210177\/serial-port-terminal-cannot-open-dev-ttys0-permission-denied\">Serial port terminal > Cannot open \/dev\/ttyS0: Permission denied<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Problem: Cannot open \/dev\/ttyS0: Permission denied Answer: $ ls -la \/dev\/ttyUSB0 crw-rw&#8212;- 1 root dialout 188, 0 Sep 29 17:59 \/dev\/ttyUSB0 $ groups $USER andreas : andreas adm cdrom sudo dip plugdev lpadmin sambashare wireshark $ sudo gpasswd &#8211;add $USER dialout Adding user andreas to group dialout $ groups $USER andreas : andreas adm dialout [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26,10],"tags":[],"class_list":["post-943","post","type-post","status-publish","format-standard","hentry","category-debian","category-ubuntu"],"_links":{"self":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts\/943","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=943"}],"version-history":[{"count":3,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts\/943\/revisions"}],"predecessor-version":[{"id":946,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=\/wp\/v2\/posts\/943\/revisions\/946"}],"wp:attachment":[{"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=943"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.bachi.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}