AT \uba85\ub839(AT Command, Attention Command)\uc740 \ubaa8\ub380, \ube14\ub8e8\ud22c\uc2a4 \ubaa8\ub4c8, LTE\/5G \ud30c\uce58 \ubaa8\ub4c8 \ub4f1 \ud1b5\uc2e0 \uc7a5\uce58(\uc8fc\ub85c \uc2dc\ub9ac\uc5bc \ud1b5\uc2e0 \uae30\ubc18)\ub97c \uc81c\uc5b4\ud558\uace0 \uc124\uc815\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ud558\ub294 \uba85\ub839 \uc5b4\uc14b<\/strong>\uc785\ub2c8\ub2e4.<\/p>\n 1981\ub144 \ud574\ud0a4\uc2a4(Hayes) \uc0ac\uac00 \uc790\uc0ac \ubaa8\ub380\uc744 \uc81c\uc5b4\ud558\uae30 \uc704\ud574 \ub9cc\ub4e0 \uaddc\uaca9\uc5d0\uc11c \uc720\ub798\ud588\uc73c\uba70, \ubaa8\ub4e0 \uba85\ub839\uc5b4\uac00 \ud130\ubbf8\ub110 \ud504\ub85c\uadf8\ub7a8(Tera Term, PuTTY \ub4f1)\uc744 \ud1b5\ud574 \uc7a5\uce58\uc5d0 \uae30\ubcf8 \ud14c\uc2a4\ud2b8 (Test):<\/strong> \uc870\ud68c (Read):<\/strong> \uc124\uc815 (Write):<\/strong> \uc2e4\ud589 (Execution):<\/strong> AT \uba85\ub839(AT Command, Attention Command) AT \uba85\ub839(AT Command, Attention Command)\uc740 \ubaa8\ub380, \ube14\ub8e8\ud22c\uc2a4 \ubaa8\ub4c8, LTE\/5G \ud30c\uce58 \ubaa8\ub4c8 \ub4f1 \ud1b5\uc2e0 \uc7a5\uce58(\uc8fc\ub85c \uc2dc\ub9ac\uc5bc \ud1b5\uc2e0 \uae30\ubc18)\ub97c \uc81c\uc5b4\ud558\uace0 \uc124\uc815\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ud558\ub294 \uba85\ub839 \uc5b4\uc14b\uc785\ub2c8\ub2e4. 1981\ub144 \ud574\ud0a4\uc2a4(Hayes) \uc0ac\uac00 \uc790\uc0ac \ubaa8\ub380\uc744 \uc81c\uc5b4\ud558\uae30 \uc704\ud574 \ub9cc\ub4e0 \uaddc\uaca9\uc5d0\uc11c \uc720\ub798\ud588\uc73c\uba70, \ubaa8\ub4e0 \uba85\ub839\uc5b4\uac00 AT(Attention\uc758 \uc57d\uc790)\ub85c \uc2dc\uc791\ud55c\ub2e4\ub294 \ud2b9\uc9d5\uc774 \uc788\uc2b5\ub2c8\ub2e4. 1. \uae30\ubcf8 \uc791\ub3d9 \ubc29\uc2dd \ud130\ubbf8\ub110 \ud504\ub85c\uadf8\ub7a8(Tera Term, PuTTY \ub4f1)\uc744 \ud1b5\ud574\u2026 Read More »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-11802","post","type-post","status-publish","format-standard","hentry","category-devops"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/11802","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11802"}],"version-history":[{"count":1,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/11802\/revisions"}],"predecessor-version":[{"id":11803,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/11802\/revisions\/11803"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}AT<\/code><\/strong>(Attention\uc758 \uc57d\uc790)\ub85c \uc2dc\uc791\ud55c\ub2e4\ub294 \ud2b9\uc9d5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\n1. \uae30\ubcf8 \uc791\ub3d9 \ubc29\uc2dd<\/h2>\n
AT<\/code>\ub85c \uc2dc\uc791\ud558\ub294 \ubb38\uc7a5\uc5f4\uc744 \uc804\uc1a1\ud558\uba74, \uc7a5\uce58\uac00 \ud574\ub2f9 \uba85\ub839\uc744 \uc218\ud589\ud55c \ud6c4 \ucc98\ub9ac \uacb0\uacfc\ub97c \uc751\ub2f5\ud569\ub2c8\ub2e4.<\/p>\n\n
AT<\/code> + [\uba85\ub839\uc5b4]<\/code> + \\r\\n<\/code><\/li>\nOK<\/code> (\uc131\uacf5) \ub610\ub294 ERROR<\/code> (\uc2e4\ud328)<\/li>\n<\/ul>\n\uc8fc\uc694 \uad6c\ubb38 \ud615\ud0dc<\/h3>\n
\n
AT<\/code><\/p>\n\n
OK<\/code>)<\/li>\n<\/ul>\n<\/li>\nAT+<CMD>?<\/code><\/p>\n\n
AT+<CMD>=<VALUE><\/code><\/p>\n\n
AT+<CMD><\/code><\/p>\n\n
\n2. \uc8fc\uc694 \uc0ac\uc6a9 \ubd84\uc57c<\/h2>\n
\n
\n3. \ub300\ud45c\uc801\uc778 \uba85\ub839\uc5b4 \uc608\uc2dc<\/h2>\n
\n\n
\n \n\uba85\ub839\uc5b4<\/th>\n \uc5ed\ud560<\/th>\n \uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n \n AT<\/code><\/td>\n\uc7a5\uce58 \uc5f0\uacb0 \ud655\uc778<\/td>\n \uc815\uc0c1 \uc5f0\uacb0 \uc2dc OK<\/code> \uc751\ub2f5<\/td>\n<\/tr>\n\n ATE0<\/code> \/ ATE1<\/code><\/td>\nEcho \uc124\uc815<\/td>\n \uc785\ub825\ud55c \uae00\uc790\ub97c \ubc18\ud658\ud560\uc9c0(E1) \ub9d0\uc9c0(E0) \uacb0\uc815<\/td>\n<\/tr>\n \n AT+CGMI<\/code><\/td>\n\uc81c\uc870\uc0ac \ud655\uc778<\/td>\n \ud1b5\uc2e0 \ubaa8\ub4c8\uc758 \uc81c\uc870\uc0ac\uba85 \ucd9c\ub825<\/td>\n<\/tr>\n \n AT+CGMM<\/code><\/td>\n\ubaa8\ub378\uba85 \ud655\uc778<\/td>\n \ubaa8\ub4c8\uc758 \uc0c1\uc138 \ubaa8\ub378 \ubc88\ud638 \ucd9c\ub825<\/td>\n<\/tr>\n \n AT+CSQ<\/code><\/td>\n\uc2e0\ud638 \uc138\uae30 \ud655\uc778<\/td>\n \ud604\uc7ac \uc140\ub8f0\ub7ec\/\ubb34\uc120 \uc2e0\ud638 \uc218\uc2e0 \uac15\ub3c4 \uc810\uac80<\/td>\n<\/tr>\n \n AT+COPS?<\/code><\/td>\n\ud1b5\uc2e0\uc0ac \ud655\uc778<\/td>\n \ud604\uc7ac \uc5f0\uacb0\ub41c \uc774\ub3d9\ud1b5\uc2e0\uc0ac \ub124\ud2b8\uc6cc\ud06c \uc870\ud68c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"