{"id":148523,"date":"2024-04-27T16:40:45","date_gmt":"2024-04-27T16:40:45","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/rs-232-%ec%bb%a8%ed%8a%b8%eb%a1%a4%eb%9f%ac\/"},"modified":"2024-04-27T16:40:45","modified_gmt":"2024-04-27T16:40:45","slug":"rs-232-%ec%bb%a8%ed%8a%b8%eb%a1%a4%eb%9f%ac","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/rs-232-%ec%bb%a8%ed%8a%b8%eb%a1%a4%eb%9f%ac\/","title":{"rendered":"RS-232 \ucee8\ud2b8\ub864\ub7ec"},"content":{"rendered":"<p class=\"sidekick\">RS-232 \ucee8\ud2b8\ub864\ub7ec\uc5d0 \uad00\ud55c \uae30\uc0ac\ub85c \uc2dc\ub9ac\uc5bc \ud1b5\uc2e0 \uc778\ud130\ud398\uc774\uc2a4 \ud45c\uc900\uc758 \uc5ed\ud560, \uc6d0\ub9ac \ubc0f \uc804\uae30\uc801 \ud2b9\uc131\uc744 \uc124\uba85\ud558\uace0, \uc8fc\uc694 \uc0ac\uc6a9 \uc0ac\ub840\uc640 \ud55c\uacc4\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/RS-232-\ucee8\ud2b8\ub864\ub7ec.png\" alt=\"RS-232 \ucee8\ud2b8\ub864\ub7ec\"\/><\/p>\n<h2>RS-232 \ucee8\ud2b8\ub864\ub7ec\ub780?<\/h2>\n<p>RS-232 \ucee8\ud2b8\ub864\ub7ec\ub294 \uc2dc\ub9ac\uc5bc \ud1b5\uc2e0\uc744 \uac00\ub2a5\ud558\uac8c \ud558\ub294 \uc778\ud130\ud398\uc774\uc2a4 \ud45c\uc900\uc785\ub2c8\ub2e4. &#8216;RS&#8217;\ub294 \uad8c\uc7a5 \ud45c\uc900(Recommended Standard)\uc744 \uc758\ubbf8\ud558\uba70, 232\ub294 \uc774 \ud2b9\uc815 \ud45c\uc900\uc758 \ubc88\ud638\uc785\ub2c8\ub2e4. 1960\ub144\ub300\uc5d0 \uac1c\ubc1c\ub41c RS-232\ub294 \ucef4\ud4e8\ud130, \ud1b5\uc2e0 \uc7a5\ube44, \uce21\uc815 \uae30\uae30 \ub4f1\uc774 \uc11c\ub85c \ub300\ud654\ud560 \uc218 \uc788\ub3c4\ub85d \ub9cc\ub4e4\uc5b4\uc9c4 \ud1b5\uc2e0 \ud504\ub85c\ud1a0\ucf5c\ub85c \uc624\ub79c \uc2dc\uac04 \ub3d9\uc548 \uc0ac\uc6a9\ub418\uc5b4 \uc654\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>RS-232 \ucee8\ud2b8\ub864\ub7ec\uc758 \uae30\ubcf8 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>RS-232 \ucee8\ud2b8\ub864\ub7ec\ub294 \uc804\uc790\uae30\uae30 \uac04\uc758 \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ub370\uc774\ud130\ub294 \uc2dc\ub9ac\uc5bc \ud3ec\ud2b8\ub97c \ud1b5\ud574 \ud55c \ube44\ud2b8\uc529 \uc21c\ucc28\uc801\uc73c\ub85c \uc804\uc1a1\ub418\uba70, \uc774\ub7ec\ud55c \uc804\uc1a1\ubc29\uc2dd\uc740 \ube44\ub3d9\uae30 \ubc29\uc2dd\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4. \ube44\ub3d9\uae30 \ubc29\uc2dd\uc740 \uc804\uc1a1\ud558\ub294 \ub370\uc774\ud130 \uc0ac\uc774\uc5d0 \ub3d9\uae30\ud654 \uc2e0\ud638\uac00 \uc5c6\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud558\uba70, \ub300\uc2e0 \uac01 \ub370\uc774\ud130 \ubc14\uc774\ud2b8\ub294 \uc2dc\uc791 \ube44\ud2b8, \ub370\uc774\ud130 \ube44\ud2b8, \ud328\ub9ac\ud2f0 \ube44\ud2b8(\uc120\ud0dd\uc801), \uadf8\ub9ac\uace0 \uc2a4\ud1b1 \ube44\ud2b8\ub85c \uad6c\uc131\ub418\uc5b4 \uc804\uc1a1\uc774 \uc815\uc0c1\uc801\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9c0\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc2dc\uc791 \ube44\ud2b8: \ub370\uc774\ud130 \ud328\ud0b7\uc758 \uc2dc\uc791\uc744 \uc54c\ub9ac\ub294 \uc2e0\ud638\uc785\ub2c8\ub2e4.\n<li>\ub370\uc774\ud130 \ube44\ud2b8: \uc2e4\uc81c\ub85c \uc804\uc1a1\ud558\uace0\uc790 \ud558\ub294 \uc815\ubcf4, \ubcf4\ud1b5 7\ube44\ud2b8 \ud639\uc740 8\ube44\ud2b8\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.\n<li>\ud328\ub9ac\ud2f0 \ube44\ud2b8: \ub370\uc774\ud130\uc758 \uc624\ub958\ub97c \uac80\uc0ac\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub418\uba70, \uc788\uc744 \uc218\ub3c4 \uc788\uace0 \uc5c6\uc744 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.\n<li>\uc2a4\ud1b1 \ube44\ud2b8: \ub370\uc774\ud130 \ud328\ud0b7\uc758 \ub05d\uc744 \uc54c\ub9ac\uba70, \uc804\uc1a1\uc744 \uc644\ub8cc\ud569\ub2c8\ub2e4.\n<\/ul>\n<p>RS-232\ub294 \uc77c\ubc18\uc801\uc73c\ub85c DB9 \ub610\ub294 DB25 \ucee4\ub125\ud130\ub97c \uc0ac\uc6a9\ud558\uba70, \uc5ec\uae30\uc5d0\ub294 \ub370\uc774\ud130 \uc804\uc1a1 \uc120(TX), \ub370\uc774\ud130 \uc218\uc2e0 \uc120(RX), \uadf8\ub9ac\uace0 \uc2e0\ud638 \uc811\uc9c0(GND)\uc640 \uac19\uc740 \uc8fc\uc694 \ud68c\uc120\ub4e4\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<h2>\uc804\uae30\uc801 \ud2b9\uc131\uacfc \uc2e0\ud638 \ub808\ubca8<\/h2>\n<p>RS-232 \ucee8\ud2b8\ub864\ub7ec\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc5d0\ub294 \uc804\uc555 \ubc94\uc704\uac00 \uc911\uc694\ud55c \uc694\uc18c\ub85c \uc791\uc6a9\ud569\ub2c8\ub2e4. \uc774 \ud45c\uc900\uc740 &#8216;\ub9c8\ud0b9'(\ub370\uc774\ud130 &#8216;1&#8217;) \uc0c1\ud0dc\ub97c -15V\uc5d0\uc11c -3V \uc0ac\uc774, &#8216;\uc2a4\ud398\uc774\uc2f1'(\ub370\uc774\ud130 &#8216;0&#8217;) \uc0c1\ud0dc\ub97c +3V\uc5d0\uc11c +15V \uc0ac\uc774\uc758 \uc804\uc555\uc73c\ub85c \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \uc2e0\ud638 \ub808\ubca8\uc740 \ub17c\ub9ac\uc801\uc778 &#8216;1&#8217;\uacfc &#8216;0&#8217;\uc744 \ud45c\ud604\ud568\uc73c\ub85c\uc368 \ub514\uc9c0\ud138 \uc815\ubcf4\uac00 \uc544\ub0a0\ub85c\uadf8 \uc2e0\ud638\ub85c \ubcc0\ud658\ub418\ub294 \ubc29\uc2dd\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. \uc774 \uc804\uc555 \ubc94\uc704\ub294 RS-232\uac00 \uc5b4\ub290 \uc815\ub3c4\uc758 \uc804\uae30\uc801 \uc7a1\uc74c\uc5d0\ub3c4 \uacac\ub514\uba70 \ub370\uc774\ud130\ub97c \uc2e0\ub8b0\uc131 \uc788\uac8c \uc804\uc1a1\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<h2>RS-232\uc758 \ud55c\uacc4\uc640 \uc0ac\uc6a9<\/h2>\n<p>\uadf8\ub7fc\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 RS-232\uc758 \ud55c\uacc4\ub294 \uba85\ud655\ud569\ub2c8\ub2e4. \uc804\uc1a1 \uac70\ub9ac\ub294 \uc2e0\ud638\uc758 \uac10\uc1e0(attenuation)\uc640 \uc804\uae30\uc801 \uc7a1\uc74c\uc73c\ub85c \uc778\ud574 \uc81c\ud55c\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c RS-232 \ud1b5\uc2e0\uc740 \ucd5c\ub300 15\ubbf8\ud130 \uc815\ub3c4\uc758 \uac70\ub9ac\uc5d0\uc11c\ub9cc \ud6a8\uc728\uc801\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \ub610\ud55c \uc804\uc1a1 \uc18d\ub3c4\ub294 \ucd5c\ub300 20 kbps \uc815\ub3c4\ub85c, \ud604\ub300\uc758 \ud1b5\uc2e0 \uae30\uc900\uc5d0 \ube44\ud574 \uc0c1\ub300\uc801\uc73c\ub85c \ub290\ub9bd\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \uc81c\uc57d\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 RS-232\ub294 \uc9c4\ub2e8 \ud3ec\ud2b8, \ub124\ud2b8\uc6cc\ud06c \uc7a5\ube44 \uc124\uc815, \uc0b0\uc5c5 \uc790\ub3d9\ud654 \uc2dc\uc2a4\ud15c \ub4f1\uc5d0\uc11c \uc5ec\uc804\ud788 \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8 \uc774\uc720\ub294 \uadf8\uac83\uc758 \ub2e8\uc21c\uc131\uacfc \ub110\ub9ac \ud37c\uc9c4 \ud638\ud658\uc131 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub610\ud55c RS-232 \ud1b5\uc2e0 \ud504\ub85c\ud1a0\ucf5c\uc740 \ub9ce\uc740 \uc7a5\ube44\uc5d0\uc11c \ud45c\uc900\uc73c\ub85c \ucc44\ud0dd\ub418\uc5b4 \uc654\uc73c\uba70, \uc774\ub85c \uc778\ud574 \uc0c8\ub85c\uc6b4 \uae30\uc220\ub85c\uc758 \uc804\ud658\uc774 \ud56d\uc0c1 \uc27d\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uacb0\ub860<\/h2>\n<p>RS-232 \ucee8\ud2b8\ub864\ub7ec\ub294 \uc624\ub298\ub0a0\uc5d0\ub3c4 \uc5ec\uc804\ud788 \uc720\uc6a9\ud55c \ud1b5\uc2e0 \uc218\ub2e8\uc785\ub2c8\ub2e4. \uadf8\uac83\uc758 \uae30\ubcf8\uc801\uc778 \uc6d0\ub9ac\uc640 \uc2e0\ud638 \ub808\ubca8\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \uc2dc\ub9ac\uc5bc \ud1b5\uc2e0\uc758 \uae30\ucd08\ub97c \ubc30\uc6b0\ub294 \ub370 \uc911\uc694\ud558\uba70, \ub354 \ubcf5\uc7a1\ud55c \ud1b5\uc2e0 \uc2dc\uc2a4\ud15c\uc73c\ub85c \ub098\uc544\uac00\uae30 \uc804\uc5d0 \ubc18\ub4dc\uc2dc \uc774\ud574\ud574\uc57c \ud560 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc624\ub79c \uae30\uac04 \uc0ac\uc6a9\ub418\uc5b4 \uc628 \ub9cc\ud07c \ub9ce\uc740 \uae30\uc874 \uc2dc\uc2a4\ud15c\uc774 RS-232\uc5d0 \uc758\uc874\ud558\uace0 \uc788\uae30 \ub54c\ubb38\uc5d0, \uc774 \uae30\uc220\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \uc5ec\uc804\ud788 \ud604\ub300\uc758 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1\uacfc IT \ubd84\uc57c\uc5d0 \uc788\uc5b4\uc11c \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>RS-232 \ucee8\ud2b8\ub864\ub7ec\uc5d0 \uad00\ud55c \uae30\uc0ac\ub85c \uc2dc\ub9ac\uc5bc \ud1b5\uc2e0 \uc778\ud130\ud398\uc774\uc2a4 \ud45c\uc900\uc758 \uc5ed\ud560, \uc6d0\ub9ac \ubc0f \uc804\uae30\uc801 \ud2b9\uc131\uc744 \uc124\uba85\ud558\uace0, \uc8fc\uc694 \uc0ac\uc6a9 \uc0ac\ub840\uc640 \ud55c\uacc4\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":186355,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-148523","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-88","tag-89","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - 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