{"id":4262,"date":"2023-03-24T08:31:02","date_gmt":"2023-03-24T00:31:02","guid":{"rendered":"http:\/\/gcanbus.com\/?p=4262"},"modified":"2023-03-24T08:31:02","modified_gmt":"2023-03-24T00:31:02","slug":"what-is-modbus-protocol","status":"publish","type":"post","link":"https:\/\/gcanbus.com\/ko\/what-is-modbus-protocol\/","title":{"rendered":"\ubaa8\ub4dc\ubc84\uc2a4 \ud504\ub85c\ud1a0\ucf5c\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background hundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-stretch fusion-flex-justify-content-space-evenly fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.88%;--awb-width-medium:66.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:2.88%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-block\"><div class=\"fusion-text fusion-text-1\" style=\"--awb-margin-left:5%;\"><p>\ubaa8\ub4dc\ubc84\uc2a4 \ud504\ub85c\ud1a0\ucf5c\uc740 1979\ub144 \ubaa8\ub514\ucf58\uc5d0\uc11c \uac1c\ubc1c\ud55c \uba54\uc2dc\uc9d5 \uad6c\uc870\uc785\ub2c8\ub2e4. \uc9c0\ub2a5\ud615 \uc7a5\uce58 \uac04\uc758 \ud074\ub77c\uc774\uc5b8\ud2b8-\uc11c\ubc84 \ud1b5\uc2e0\uc744 \uc124\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p>\ubaa8\ub4dc\ubc84\uc2a4\ub294 \ud45c\uc900 \ud1b5\uc2e0 \ud504\ub85c\ud1a0\ucf5c\ub85c \uc790\ub9ac \uc7a1\uc558\uc73c\uba70 \uc774\uc81c \uc0b0\uc5c5\uc6a9 \uc804\uc790 \uc7a5\uce58\ub97c \uc5f0\uacb0\ud558\ub294 \ub370 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc218\ub2e8\uc785\ub2c8\ub2e4. \uacf5\uac1c\uc801\uc73c\ub85c \uacf5\uac1c\ub418\uace0 \ub85c\uc5f4\ud2f0\uac00 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \uc0b0\uc5c5 \ud658\uacbd\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<p><strong>\ubaa8\ub4dc\ubc84\uc2a4 \ud504\ub85c\ud1a0\ucf5c\uc5d0\ub294 \ud06c\uac8c \uc138 \uac00\uc9c0 \ubcc0\ud615\uc774 \uc788\uc2b5\ub2c8\ub2e4:<\/strong><\/p>\n<ul>\n<li>\ubaa8\ub4dc\ubc84\uc2a4 RTU(\uc6d0\uaca9 \ud130\ubbf8\ub110 \uc7a5\uce58) - \uc9c1\ub82c \ud1b5\uc2e0\uc5d0 \uc0ac\uc6a9\ub418\uba70 \ubaa8\ub4dc\ubc84\uc2a4\uc5d0\uc11c \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uad6c\ud604\uc785\ub2c8\ub2e4.<\/li>\n<li>\uc9c1\ub82c \ud1b5\uc2e0\uc5d0 \uc0ac\uc6a9\ub418\uba70 \ud504\ub85c\ud1a0\ucf5c \ud1b5\uc2e0\uc744 \uc704\ud574 ASCII \ubb38\uc790\ub97c \uc0ac\uc6a9\ud558\ub294 \ubaa8\ub4dc\ubc84\uc2a4 ASCII.<\/li>\n<li>\ubaa8\ub4dc\ubc84\uc2a4 TCP\/IP \ub610\ub294 \ubaa8\ub4dc\ubc84\uc2a4 TCP - \ud3ec\ud2b8 502\ub97c \ud1b5\ud574 \uc5f0\uacb0\ud558\uc5ec TCP\/IP \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud55c \ud1b5\uc2e0\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ubaa8\ub4dc\ubc84\uc2a4 \ubcc0\ud615\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p><strong>\ubaa8\ub4dc\ubc84\uc2a4 \ud504\ub85c\ud1a0\ucf5c \uc0ac\uc6a9\uc758 \uba87 \uac00\uc9c0 \uc7a5\uc810\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/strong><br \/>\n- \uc624\ud508 \uc18c\uc2a4 \ud504\ub85c\ud1a0\ucf5c\uc785\ub2c8\ub2e4.<br \/>\n- \ubaa8\ub4dc\ubc84\uc2a4 \uba54\uc2dc\uc9c0\ub294 \uba54\uc2dc\uc9d5 \uad6c\uc870\uac00 \uac04\ub2e8\ud558\uc5ec \ubc30\ud3ec\ud558\uae30\uac00 \uc5b4\ub835\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<br \/>\n- \ubaa8\ub4dc\ubc84\uc2a4\ub294 \uc6d0\uc2dc \ub2e8\uc5b4\uc640 \ube44\ud2b8\ub97c \uc774\ub3d9\ud558\uba70 \uc81c\ud55c\uc774 \uac70\uc758 \uc5c6\uc2b5\ub2c8\ub2e4.<br \/>\n- \ub4dc\ub77c\uc774\ubc84\uac00 \uc774\ubbf8 \uc124\uce58\ub418\uc5b4 \uc788\uace0 \uc774\ub354\ub137 \ubc0f TCP\/IP \uc18c\ucf13\uc5d0 \uc775\uc219\ud558\ub2e4\uba74 \uba87 \uc2dc\uac04 \uc548\uc5d0 \ub4dc\ub77c\uc774\ubc84\ub97c \uc791\ub3d9\ud558\uace0 PC\uc640 \ub370\uc774\ud130\ub97c \uad50\ud658\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n<strong>\ubaa8\ub4dc\ubc84\uc2a4 \ud504\ub85c\ud1a0\ucf5c \uc0ac\uc6a9\uc758 \uba87 \uac00\uc9c0 \ub2e8\uc810\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/strong><br \/>\n- \ubaa8\ub4dc\ubc84\uc2a4\ub294 \ud558\ub098\uc758 \ub370\uc774\ud130 \ub9c1\ud06c\uc5d0\uc11c 247\uac1c\uc758 \uc7a5\uce58\ub97c \uc8fc\uc18c \uc9c0\uc815\ud558\ub294 \uac83\uc73c\ub85c \uc81c\ud55c\ub418\uc5b4 \ub9c8\uc2a4\ud130 \uc2a4\ud14c\uc774\uc158\uc5d0 \uc5f0\uacb0\ub41c \ud544\ub4dc \uc7a5\uce58 \uc218\uac00 \uc81c\ud55c\ub429\ub2c8\ub2e4(\uc774\ub354\ub137 TCP\/IP\ub294 \uc608\uc678\uc784).<br \/>\n- \ubaa8\ub4dc\ubc84\uc2a4\ub294 1970\ub144\ub300 \ud6c4\ubc18\uc5d0 \ud504\ub85c\uadf8\ub798\uba38\ube14 \ub85c\uc9c1 \ucee8\ud2b8\ub864\ub7ec\uc640 \ud1b5\uc2e0\ud558\uae30 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \ub370\uc774\ud130 \uc720\ud615\uc758 \uc218\uac00 \uc81c\ud55c\uc801\uc774\uc5c8\uc2b5\ub2c8\ub2e4.<br \/>\n- Modbus\/TCP\ub294 \ubcf4\uc548 \ud1b5\uc2e0 \ud504\ub85c\ud1a0\ucf5c\uc774 \uc544\ub2d9\ub2c8\ub2e4. Modbus\/TCP\ub294 \uc7a5\uce58 \uac04 \ud1b5\uc2e0 \uc2dc \ubcf4\uc548 \ub610\ub294 \uc554\ud638\ud654\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc635\uc158\uc744 \uc81c\uacf5\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc790\ub3d9\ud654 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc7a0\uc7ac\uc801\uc778 \ubcf4\uc548 \ucde8\uc57d\uc810\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_4 1_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:25%;--awb-margin-top-large:0px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:7.68%;--awb-width-medium:25%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-block\"><div class=\"fusion-image-element in-legacy-container\" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\"fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"500\" height=\"353\" title=\"1245\" src=\"https:\/\/gcanbus.com\/wp-content\/uploads\/2023\/03\/1245.webp\" data-orig-src=\"http:\/\/gcanbus.com\/wp-content\/uploads\/2023\/03\/1245.webp\" alt class=\"lazyload img-responsive wp-image-4263\" srcset=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27500%27%20height%3D%27353%27%20viewBox%3D%270%200%20500%20353%27%3E%3Crect%20width%3D%27500%27%20height%3D%27353%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-srcset=\"https:\/\/gcanbus.com\/wp-content\/uploads\/2023\/03\/1245-200x141.webp 200w, https:\/\/gcanbus.com\/wp-content\/uploads\/2023\/03\/1245-300x212.webp 300w, https:\/\/gcanbus.com\/wp-content\/uploads\/2023\/03\/1245-400x282.webp 400w, https:\/\/gcanbus.com\/wp-content\/uploads\/2023\/03\/1245.webp 500w\" data-sizes=\"auto\" data-orig-sizes=\"(max-width: 640px) 100vw, 400px\" \/><\/span><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-2\"><p style=\"text-align: right;\"><span style=\"font-size: 14pt; color: #333333;\"><strong><span style=\"font-family: arial, helvetica, sans-serif;\">\ucc3e\uace0 \uacc4\uc2ed\ub2c8\uae4c? <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"http:\/\/gcanbus.com\/ko\/plc-io-coupler\/\">PLC I\/O \ucee4\ud50c\ub7ec<\/a><\/span>? <\/span><\/strong><strong><span style=\"font-family: arial, helvetica, sans-serif;\">\uc790\uc138\ud788 \uc54c\uc544\ubcf4\ub824\uba74 \ud074\ub9ad\ud558\uc138\uc694!<\/span><\/strong><\/span><\/p>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":4263,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[25],"tags":[63,64],"class_list":["post-4262","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-modbus","tag-protocol"],"_links":{"self":[{"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/posts\/4262","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/comments?post=4262"}],"version-history":[{"count":0,"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/posts\/4262\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/media\/4263"}],"wp:attachment":[{"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/media?parent=4262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/categories?post=4262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gcanbus.com\/ko\/wp-json\/wp\/v2\/tags?post=4262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}