{"id":5050,"date":"2022-02-19T05:01:48","date_gmt":"2022-02-18T20:01:48","guid":{"rendered":"https:\/\/now0930.pe.kr\/wordpress\/?p=5050"},"modified":"2022-02-21T08:41:42","modified_gmt":"2022-02-20T23:41:42","slug":"sensehat-%ec%98%a8%eb%8f%84-led-matrix","status":"publish","type":"post","link":"https:\/\/now0930.pe.kr\/wordpress\/sensehat-%ec%98%a8%eb%8f%84-led-matrix\/","title":{"rendered":"sensehat \uc628\ub3c4 + LED matrix(1)"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\" id=\"\uc628\ub3c4\ub97c-led-matrix\uc5d0-\ud45c\uc2dc\ud558\uae30\">\uc628\ub3c4\ub97c LED Matrix\uc5d0 \ud45c\uc2dc\ud558\uae30<\/h4>\n\n\n\n<p>\ub098\ub984 \uc4f8\ub9cc\ud55c \ub514\ubc14\uc774\uc2a4\ub97c \ub9cc\ub4e4\uae30 \uc704\ud574 \uc628\ub3c4\uacc4\ub97c \uad6c\uc0c1\ud574 \ubd24\ub2e4. \uc9c0\ub9c8\ucf13\uc5d0\uc11c \uc628\ub3c4, \uc2b5\ub3c4, \uc2dc\uac01\uc744 \uce21<a href=\"http:\/\/item.gmarket.co.kr\/Item?goodscode=2250684497\">\uc815\ud558\ub294 \ub514\ubc14\uc774\uc2a4<\/a>\ub97c 5,400\uc6d0\uc5d0 \uad6c\ub9e4\ud560 \uc218 \uc788\ub2e4. \ub77c\uc988\ubca0\ub9ac \ud30c\uc774 + sensehat = 120,000\uc6d0 \uc815\ub3c4 \ud558\ub824\ub098? \uc57d 20\ubc30 \ube44\uc2f8\uc9c0\ub9cc \uc778\ud130\ub137\uc5d0 \uc5f0\uacb0\ub418\uc5b4 \uc2f8\ub2e4\uace0 \uc138\ub1cc\uc2dc\ud0a4\uace0 \uc788\ub2e4. ^^! \uadf8\ub7f0\ub370, sensehat\uc5d0 \uc788\ub294 hts221\uc774 \ubcf4\ub4dc\uc5d0 \ubd99\uc5b4 \uc788\ub2e4. \uc2e4\ub0b4 \uc628\ub3c4\ub97c \uce21\uc815\ud558\uc9c0 \uc54a\uace0 \ubcf4\ub4dc \uc628\ub3c4\ub97c \uce21\uc815 \ud558\uace0 \uc788\ub2e4.<\/p>\n\n\n\n<p>HTS221\ub85c \ubc1b\uc740 \uc628\ub3c4\ub97c LED matrix\uc5d0 \ud45c\uc2dc\ud588\ub2e4. \uc22b\uc790\ub97c \ubc14\ub85c LED matrix\uc5d0 \ud45c\uc2dc\ud560 \uc218 \uc5c6\uc5b4, \uac01 \uc22b\uc790\uc5d0 \ub9de\ucdb0 8 * 8 * 3\uac00\uc9c0 \uc0c9\uc744 \uc815\uc758 \ud574\uc57c \ud55c\ub2e4. \uc774\uac8c \ucc38 \uc2dc\uac04\uc744 \uc7a1\uc544\uba39\ub294\ub2e4. \uc65c frame buffer\ub97c \uc368\uc57c \ub418\ub294\uc9c0 \uc54c \ub9cc\ud588\ub2e4.<\/p>\n\n\n\n<p>\uae30\ubcf8 \uc124\uc815\uc73c\ub85c\ub294 \uc628\ub3c4\ub97c \ubc14\ub85c\ubc14\ub85c \uce21\uc815\ud560 \uc218 \uc5c6\ub2e4. 02h \ub808\uc9c0\uc2a4\ud130 ODR\uc744 1Hz\ub85c \uc124\uc815\ud574\uc57c \ubc14\ub85c \uce21\uc815\ud560 \uc218 \uc788\ub2e4. 12.5Hz\ub85c \uce21\uc815\ud558\uba74 \uc65c \uc548\ub418\ub294\uc9c0 \uc798 \ubaa8\ub974\uaca0\ub2e4.<\/p>\n\n\n\n<p>kernel\uc5d0\uc11c float \ud615\uc2dd\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc5c6\ub2e4. \ubaa8\ub4e0 \ub370\uc774\ud130\ub97c \ubc1b\uc544 \uc0ac\uc6a9\uc790 \uc601\uc5ed\uc5d0\uc11c float \ud615\uc2dd\uc73c\ub85c \uc628\ub3c4\ub97c \uacc4\uc0b0\ud574\uc57c \ud560 \ub4ef \ud558\ub2e4. \uc9c0\uae08\uc740 user program\uc774 led matrix\ub97c \uc368 \uc8fc\uba74 \ubc14\ub85c \ud45c\uc2dc\ud558\uc9c0\ub9cc, timer\ub098 workqueue\ub97c \ucd94\uac00\ud558\uc5ec \ud544\uc694\ud560 \ub54c \ud45c\uc2dc\ud558\uac8c \uc218\uc815\ud560 \uac83 \uc774\ub2e4. \uc544\ub2c8\uba74 \uc2b5\ub3c4\ub3c4 \ubc1b\uc544 \uadf8\ub798\ud504\ub85c \ud45c\uc2dc\ud558\ub358\uac00. \uc628\ub3c4, \uc2b5\ub3c4\ub97c \ud45c\uc2dc\ud558\ub824\uba74 \uadf8\ub798\ud504\uac00 \uc88b\uc544 \ubcf4\uc778\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"sensehat \uc628\ub3c4 \ud45c\uc2dc\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/oXv6d15RGKQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><figcaption><a href=\"https:\/\/github.com\/now0930\/sensehat_toy\">\ucf54\ub4dc<\/a><\/figcaption><\/figure>\n\n\n\n<p>\ucc38\uc870 \uc0ac\uc774\ud2b8<\/p>\n\n\n\n<p><a href=\"https:\/\/github.com\/ControlEverythingCommunity\/HTS221\/blob\/master\/C\/HTS221.c\">https:\/\/github.com\/ControlEverythingCommunity\/HTS221\/blob\/master\/C\/HTS221.c<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc628\ub3c4\ub97c LED Matrix\uc5d0 \ud45c\uc2dc\ud558\uae30 \ub098\ub984 \uc4f8\ub9cc\ud55c \ub514\ubc14\uc774\uc2a4\ub97c \ub9cc\ub4e4\uae30 \uc704\ud574 \uc628\ub3c4\uacc4\ub97c \uad6c\uc0c1\ud574 \ubd24\ub2e4. \uc9c0\ub9c8\ucf13\uc5d0\uc11c \uc628\ub3c4, \uc2b5\ub3c4, \uc2dc\uac01\uc744 \uce21\uc815\ud558\ub294 \ub514\ubc14\uc774\uc2a4\ub97c 5,400\uc6d0\uc5d0 \uad6c\ub9e4\ud560 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5053,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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