{"id":12489,"date":"2024-04-22T10:32:32","date_gmt":"2024-04-22T02:32:32","guid":{"rendered":"https:\/\/shchimay.com\/?p=12489"},"modified":"2024-04-22T14:11:54","modified_gmt":"2024-04-22T06:11:54","slug":"turbidity-sensor-raspberry-pi","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/turbidity-sensor-raspberry-pi\/","title":{"rendered":"c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c Raspberry Pi"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/shchimay.com\/vi\/turbidity-sensor-raspberry-pi\/#Su_dung_cam_bien_do_duc_voi_Raspberry_Pi_de_theo_doi_chat_luong_nuoc\" title=\"S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc\">S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shchimay.com\/vi\/turbidity-sensor-raspberry-pi\/#Du_an_cam_bien_do_duc_tu_lam_voi_Raspberry_Pi_de_theo_doi_moi_truong\" title=\"D\u1ef1 \u00e1n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c t\u1ef1 l\u00e0m v\u1edbi Raspberry Pi \u0111\u1ec3 theo d\u00f5i m\u00f4i tr\u01b0\u1eddng\">D\u1ef1 \u00e1n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c t\u1ef1 l\u00e0m v\u1edbi Raspberry Pi \u0111\u1ec3 theo d\u00f5i m\u00f4i tr\u01b0\u1eddng<\/a><\/li><\/ul><\/nav><\/div>\n<h1 id=\"using-turbidity-sensor-with-raspberry-pi-for-water-quality-monitoring-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Su_dung_cam_bien_do_duc_voi_Raspberry_Pi_de_theo_doi_chat_luong_nuoc\"><\/span>S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\nVi\u1ec7c gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n v\u00e0 s\u1ee9c kh\u1ecfe c\u1ee7a c\u1ed9ng \u0111\u1ed3ng ch\u00fang ta. M\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111o ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 \u0111\u1ed9 \u0111\u1ee5c, \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u1ed9 \u0111\u1ee5c ho\u1eb7c \u0111\u1ed9 \u0111\u1ee5c c\u1ee7a ch\u1ea5t l\u1ecfng do c\u00e1c h\u1ea1t l\u01a1 l\u1eedng g\u00e2y ra. \u0110\u1ed9 \u0111\u1ee5c c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t ch\u1ec9 b\u00e1o v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, v\u00ec \u0111\u1ed9 \u0111\u1ee5c cao c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m ho\u1eb7c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc.<\/p>\n<p>M\u1ed9t c\u00e1ch \u0111\u1ec3 theo d\u00f5i \u0111\u1ed9 \u0111\u1ee5c trong n\u01b0\u1edbc l\u00e0 s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c. Nh\u1eefng c\u1ea3m bi\u1ebfn n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111o l\u01b0\u1ee3ng \u00e1nh s\u00e1ng b\u1ecb ph\u00e2n t\u00e1n ho\u1eb7c h\u1ea5p th\u1ee5 b\u1edfi c\u00e1c h\u1ea1t trong n\u01b0\u1edbc. Sau \u0111\u00f3, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c c\u1ea3m bi\u1ebfn thu th\u1eadp c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 \u0111\u1ee5c c\u1ee7a n\u01b0\u1edbc.<\/p>\n<p>M\u1ed9t n\u1ec1n t\u1ea3ng ph\u1ed5 bi\u1ebfn \u0111\u1ec3 x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 Raspberry Pi. Raspberry Pi l\u00e0 m\u1ed9t m\u00e1y t\u00ednh nh\u1ecf, gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho nhi\u1ec1u d\u1ef1 \u00e1n kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh, chi ph\u00ed th\u1ea5p.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"How does a pressure sensor work? Working Principle of a Pressure Sensor - Chimaytech.com\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/1Ym2p8WXYPc?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><\/div>\n<p>\u0110\u1ec3 s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi, tr\u01b0\u1edbc ti\u00ean b\u1ea1n c\u1ea7n k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn v\u1edbi Raspberry Pi. H\u1ea7u h\u1ebft c\u00e1c c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c \u0111\u1ec1u c\u00f3 \u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t trong c\u00e1c ch\u00e2n GPIO tr\u00ean Raspberry Pi. B\u1ea1n c\u0169ng s\u1ebd c\u1ea7n c\u00e0i \u0111\u1eb7t m\u1ecdi ph\u1ea7n m\u1ec1m ho\u1eb7c th\u01b0 vi\u1ec7n c\u1ea7n thi\u1ebft \u0111\u1ec3 giao ti\u1ebfp v\u1edbi c\u1ea3m bi\u1ebfn v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u.<\/p>\n<p>Sau khi k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn v\u00e0 c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 \u0111\u1ed9 \u0111\u1ee5c c\u1ee7a n\u01b0\u1edbc. Raspberry Pi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh \u0111\u1ec3 \u0111\u1ecdc d\u1eef li\u1ec7u \u0111\u1ec1u \u0111\u1eb7n v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u \u0111\u1ec3 ph\u00e2n t\u00edch. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp c\u1ea3nh b\u00e1o ho\u1eb7c g\u1eedi th\u00f4ng b\u00e1o n\u1ebfu m\u1ee9c \u0111\u1ed9 \u0111\u1ee5c v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<p>\n<img decoding=\"async\" src=\"https:\/\/shchimay.com\/wp-content\/uploads\/2024\/04\/pH-ORP8500A-meter-pH-controller-with-RS485-5.png\" alt=\"alt-709\" class=\"wp-image-709\" id=\"i709\" \/><br \/>\nM\u1ed9t l\u1ee3i th\u1ebf c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng Raspberry Pi \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 kh\u1ea3 n\u0103ng d\u1ec5 d\u00e0ng t\u00f9y ch\u1ec9nh v\u00e0 m\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng. B\u1ea1n c\u00f3 th\u1ec3 th\u00eam c\u00e1c c\u1ea3m bi\u1ebfn b\u1ed5 sung \u0111\u1ec3 \u0111o c\u00e1c th\u00f4ng s\u1ed1 kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9 pH ho\u1eb7c nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed3ng th\u1eddi t\u00edch h\u1ee3p d\u1eef li\u1ec7u v\u00e0o m\u1ed9t n\u1ec1n t\u1ea3ng gi\u00e1m s\u00e1t duy nh\u1ea5t. T\u00ednh linh ho\u1ea1t n\u00e0y cho ph\u00e9p b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n gi\u00e1m s\u00e1t c\u1ee7a b\u1ea1n.<\/p>\n<p>M\u1ed9t l\u1ee3i \u00edch kh\u00e1c c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng Raspberry Pi \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 kh\u1ea3 n\u0103ng truy c\u1eadp v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u1eeb xa. B\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i Raspberry Pi v\u1edbi internet, b\u1ea1n c\u00f3 th\u1ec3 xem d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c v\u00e0 nh\u1eadn th\u00f4ng b\u00e1o t\u1eeb m\u1ecdi n\u01a1i c\u00f3 k\u1ebft n\u1ed1i internet. Kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t t\u1eeb xa n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u1edf nh\u1eefng \u0111\u1ecba \u0111i\u1ec3m xa x\u00f4i ho\u1eb7c kh\u00f3 ti\u1ebfp c\u1eadn.<\/p>\n<p>T\u00f3m l\u1ea1i, s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed. B\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t linh ho\u1ea1t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u c\u1ee5 th\u1ec3 cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n. Kh\u1ea3 n\u0103ng truy c\u1eadp v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u1eeb xa khi\u1ebfn h\u1ec7 th\u1ed1ng n\u00e0y tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u1edf nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. Cho d\u00f9 b\u1ea1n \u0111ang theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc t\u1ea1i ngu\u1ed3n cung c\u1ea5p n\u01b0\u1edbc cho c\u1ed9ng \u0111\u1ed3ng hay ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u \u1edf m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m xa x\u00f4i, h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t d\u1ef1a tr\u00ean Raspberry Pi c\u00f3 th\u1ec3 cung c\u1ea5p d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ec3 gi\u00fap \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 s\u1ee9c kh\u1ecfe cho t\u00e0i nguy\u00ean n\u01b0\u1edbc c\u1ee7a ch\u00fang ta.<\/p>\n<h1 id=\"diy-turbidity-sensor-project-with-raspberry-pi-for-environmental-monitoring-wpaicgheading\"><span class=\"ez-toc-section\" id=\"Du_an_cam_bien_do_duc_tu_lam_voi_Raspberry_Pi_de_theo_doi_moi_truong\"><\/span>D\u1ef1 \u00e1n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c t\u1ef1 l\u00e0m v\u1edbi Raspberry Pi \u0111\u1ec3 theo d\u00f5i m\u00f4i tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\n\u0110\u1ed9 \u0111\u1ee5c l\u00e0 th\u00f4ng s\u1ed1 quan tr\u1ecdng trong gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, v\u00ec n\u00f3 \u0111o \u0111\u1ed9 \u0111\u1ee5c ho\u1eb7c \u0111\u1ed9 \u0111\u1ee5c c\u1ee7a ch\u1ea5t l\u1ecfng do c\u00e1c h\u1ea1t l\u01a1 l\u1eedng g\u00e2y ra. M\u1ee9c \u0111\u1ed9 \u0111\u1ee5c cao c\u00f3 th\u1ec3 cho th\u1ea5y \u00f4 nhi\u1ec5m ho\u1eb7c tr\u1ea7m t\u00edch ch\u1ea3y tr\u00e0n, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean quan tr\u1ecdng \u0111\u1ed1i v\u1edbi n\u1ed7 l\u1ef1c gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng. M\u1ed9t c\u00e1ch \u0111\u1ec3 \u0111o \u0111\u1ed9 \u0111\u1ee5c l\u00e0 s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c, c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u00edch h\u1ee3p v\u00e0o d\u1ef1 \u00e1n DIY b\u1eb1ng Raspberry Pi.<\/p>\n<p>Raspberry Pi l\u00e0 m\u00e1y t\u00ednh b\u1ea3ng \u0111\u01a1n linh ho\u1ea1t v\u00e0 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho nhi\u1ec1u d\u1ef1 \u00e1n, trong \u0111\u00f3 c\u00f3 quan tr\u1eafc m\u00f4i tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc trong th\u1eddi gian th\u1ef1c.<\/p>\n<p>\n<img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/9500-\u7535\u5bfc\u7387\u4eea4.jpg\" alt=\"alt-7017\" class=\"wp-image-7017\" id=\"i7017\" \/><br \/>\n\u0110\u1ec3 x\u00e2y d\u1ef1ng d\u1ef1 \u00e1n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi, b\u1ea1n s\u1ebd c\u1ea7n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c, b\u1ea3ng Raspberry Pi, d\u00e2y n\u1ed1i v\u00e0 ngu\u1ed3n \u0111i\u1ec7n. C\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t ngu\u1ed3n s\u00e1ng LED v\u00e0 b\u1ed9 t\u00e1ch s\u00f3ng quang, \u0111o l\u01b0\u1ee3ng \u00e1nh s\u00e1ng b\u1ecb t\u00e1n x\u1ea1 ho\u1eb7c h\u1ea5p th\u1ee5 b\u1edfi c\u00e1c h\u1ea1t l\u01a1 l\u1eedng trong n\u01b0\u1edbc.<\/p>\n<p>\u0110\u1ec3 k\u1ebft n\u1ed1i c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi, b\u1ea1n s\u1ebd c\u1ea7n s\u1eed d\u1ee5ng d\u00e2y n\u1ed1i d\u00e2y \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c ch\u00e2n \u0111\u1ea7u ra c\u1ee7a c\u1ea3m bi\u1ebfn v\u1edbi c\u00e1c ch\u00e2n GPIO tr\u00ean Raspberry Pi. B\u1ea1n c\u0169ng s\u1ebd c\u1ea7n c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m c\u1ea7n thi\u1ebft tr\u00ean Raspberry Pi \u0111\u1ec3 \u0111\u1ecdc d\u1eef li\u1ec7u c\u1ea3m bi\u1ebfn v\u00e0 hi\u1ec3n th\u1ecb tr\u00ean m\u00e0n h\u00ecnh ho\u1eb7c ghi d\u1eef li\u1ec7u v\u00e0o t\u1ec7p \u0111\u1ec3 ph\u00e2n t\u00edch th\u00eam.<\/p>\n<p>Sau khi b\u1ea1n \u0111\u00e3 thi\u1ebft l\u1eadp ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m cho d\u1ef1 \u00e1n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c c\u1ee7a m\u00ecnh , b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc theo th\u1eddi gian th\u1ef1c. Raspberry Pi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh \u0111\u1ec3 \u0111\u1ecdc c\u00e1c k\u1ebft qu\u1ea3 \u0111\u1ec1u \u0111\u1eb7n v\u00e0 hi\u1ec3n th\u1ecb m\u1ee9c \u0111\u1ed9 \u0111\u1ee5c tr\u00ean bi\u1ec3u \u0111\u1ed3 ho\u1eb7c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n. D\u1eef li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 theo d\u00f5i nh\u1eefng thay \u0111\u1ed5i v\u1ec1 \u0111\u1ed9 \u0111\u1ee5c theo th\u1eddi gian v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c xu h\u01b0\u1edbng ho\u1eb7c m\u00f4 h\u00ecnh c\u00f3 th\u1ec3 cho th\u1ea5y t\u00ecnh tr\u1ea1ng \u00f4 nhi\u1ec5m ho\u1eb7c c\u00e1c v\u1ea5n \u0111\u1ec1 m\u00f4i tr\u01b0\u1eddng kh\u00e1c.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>CCT-3300<\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Kh\u00f4ng \u0111\u1ed5i<\/td>\n<td>10,00cm-1<\/td>\n<td>1.000cm-1<\/td>\n<td>0.100cm-1<\/td>\n<td>0,010cm-1<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n<\/td>\n<td>(500\uff5e20.000)<\/td>\n<td>(1.0\uff5e2.000)<\/td>\n<td>(0.5\uff5e200)<\/td>\n<td>(0,05\uff5e18,25)<\/td>\n<\/tr>\n<tr>\n<td>\u03bcS\/cm<\/td>\n<td>\u03bcS\/cm<\/td>\n<td>\u03bcS\/cm<\/td>\n<td>M\u03a9\u00b7cm<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">TDS<\/td>\n<td>(250\uff5e10.000)<\/td>\n<td>(0,5\uff5e1,000)<\/td>\n<td>(0,25\uff5e100)<\/td>\n<td rowspan=\"2\">\u2014\u2014<\/td>\n<\/tr>\n<tr>\n<td>ppm<\/td>\n<td>ppm<\/td>\n<td>ppm<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh.<\/td>\n<td colspan=\"4\">(0\uff5e50)\u2103\uff08Nhi\u1ec7t \u0111\u1ed9. B\u1ed3i th\u01b0\u1eddng : NTC10K\uff09<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td colspan=\"4\">\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n: 0,01\u03bcS\/cm\uff1b0,01mS\/cm<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">TDS: 0,01ppm<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">Nhi\u1ec7t \u0111\u1ed9.: 0,1\u2103<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td colspan=\"4\">\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n:1,5% \uff08FS\uff09<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">\u0110i\u1ec7n tr\u1edf su\u1ea5t: 2,0% \uff08FS\uff09<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">TDS:1,5% \uff08FS\uff09<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">Nhi\u1ec7t \u0111\u1ed9:\u00b10.5\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra T\u01b0\u01a1ng T\u1ef1<\/td>\n<td colspan=\"4\">B\u1ed9 ph\u00e1t\/b\u1ed9 ph\u00e1t \u0111\u01a1n c\u00e1ch ly(4\uff5e20)mA\uff0cinstrument \u0111\u1ec3 l\u1ef1a ch\u1ecdn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra \u0110i\u1ec1u Khi\u1ec3n<\/td>\n<td colspan=\"4\">R\u01a1le SPDT\uff0cC\u00f4ng su\u1ea5t t\u1ea3i: AC 230V\/50A(T\u1ed1i \u0111a)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"4\">Nhi\u1ec7t \u0111\u1ed9: v\u00e0 nbsp;(0\uff5e50)\u2103\uff1b\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\uff1a v\u00e0 nbsp;\u226485 ph\u1ea7n tr\u0103m RH(kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td colspan=\"4\">Nhi\u1ec7t \u0111\u1ed9:(-20\uff5e60)\u2103; \u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i v\u00e0 nbsp;\u226485 ph\u1ea7n tr\u0103m RH(kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td colspan=\"4\">DC 24V\/AC 110V\/AC 220V\u00b115 ph\u1ea7n tr\u0103m \uff08\u0111\u1ec3 l\u1ef1a ch\u1ecdn\uff09<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td colspan=\"4\">48mm\u00d796mm\u00d780mm (H\u00d7W\u00d7D)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td colspan=\"4\">44mm\u00d792mm (H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td colspan=\"4\">G\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, l\u1eafp \u0111\u1eb7t nhanh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nM\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng Raspberry Pi \u0111\u1ec3 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng l\u00e0 t\u00ednh linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng. B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng m\u1edf r\u1ed9ng d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh b\u1eb1ng c\u00e1ch th\u00eam c\u00e1c c\u1ea3m bi\u1ebfn b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u1ea3m bi\u1ebfn pH ho\u1eb7c nhi\u1ec7t \u0111\u1ed9, \u0111\u1ec3 t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc to\u00e0n di\u1ec7n h\u01a1n. Raspberry Pi c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi internet, cho ph\u00e9p b\u1ea1n truy c\u1eadp d\u1eef li\u1ec7u c\u1ea3m bi\u1ebfn c\u1ee7a m\u00ecnh t\u1eeb xa v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u \u0111\u00f3 v\u1edbi ng\u01b0\u1eddi kh\u00e1c.<\/p>\n<p><div style=\"width: 640px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-12489-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/POP-8300.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/POP-8300.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/POP-8300.mp4<\/a><\/video><\/div>Ngo\u00e0i vi\u1ec7c gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, d\u1ef1 \u00e1n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u1ee5c \u0111\u00edch gi\u00e1o d\u1ee5c. Sinh vi\u00ean v\u00e0 nh\u1eefng ng\u01b0\u1eddi y\u00eau th\u00edch c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u v\u1ec1 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng, c\u00f4ng ngh\u1ec7 c\u1ea3m bi\u1ebfn v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u b\u1eb1ng c\u00e1ch x\u00e2y d\u1ef1ng v\u00e0 l\u1eadp tr\u00ecnh h\u1ec7 th\u1ed1ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c c\u1ee7a ri\u00eang m\u00ecnh. Tr\u1ea3i nghi\u1ec7m th\u1ef1c t\u1ebf n\u00e0y c\u00f3 th\u1ec3 gi\u00fap th\u00fac \u0111\u1ea9y s\u1ef1 quan t\u00e2m \u0111\u1ebfn c\u00e1c l\u0129nh v\u1ef1c STEM v\u00e0 truy\u1ec1n c\u1ea3m h\u1ee9ng cho s\u1ef1 \u0111\u1ed5i m\u1edbi trong t\u01b0\u01a1ng lai v\u1ec1 khoa h\u1ecdc v\u00e0 k\u1ef9 thu\u1eadt m\u00f4i tr\u01b0\u1eddng.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>Lo\u1ea1i b\u1ed9 \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td colspan=\"6\">ROC-7000 H\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p \u0111i\u1ec1u khi\u1ec3n th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c m\u1ed9t giai \u0111o\u1ea1n\/hai giai \u0111o\u1ea1n<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td colspan=\"2\">H\u1eb1ng s\u1ed1 \u00f4<\/td>\n<td colspan=\"2\">0,1cm-1<\/td>\n<td>1,0cm-1<\/td>\n<td>10,0cm-1<\/td>\n<\/tr>\n<tr>\n<td>Th\u00f4ng s\u1ed1 \u0111o \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 nbsp;<\/td>\n<td>\u0110\u1ed9 d\u1eabn n\u01b0\u1edbc th\u00f4<\/td>\n<td>\u3000<\/td>\n<td>\u3000<\/td>\n<td>\u3000<\/td>\n<td>\uff080\uff5e2000\uff09<\/td>\n<td>\uff080\uff5e20000\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td>\u0110\u1ed9 d\u1eabn s\u01a1 c\u1ea5p<\/td>\n<td>\u3000<\/td>\n<td colspan=\"2\">\uff080\uff5e200\uff09<\/td>\n<td>\uff080\uff5e2000\uff09<\/td>\n<td>\u3000<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td>\u0110\u1ed9 d\u1eabn th\u1ee9 c\u1ea5p<\/td>\n<td>\u3000<\/td>\n<td colspan=\"2\">\uff080\uff5e200\uff09<\/td>\n<td>\uff080\uff5e2000\uff09<\/td>\n<td>\u3000<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td colspan=\"2\">B\u00f9 nhi\u1ec7t \u0111\u1ed9<\/td>\n<td colspan=\"4\">B\u00f9 t\u1ef1 \u0111\u1ed9ng v\u00e0 nbsp;tr\u00ean c\u01a1 s\u1edf 25 \u2103 ,ph\u1ea1m vi b\u00f9\uff080\uff5e50\uff09\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td colspan=\"2\">\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td colspan=\"4\">\u0110\u1ed9 ch\u00ednh x\u00e1c ph\u00f9 h\u1ee3p\uff1a1.5 v\u00e0 m\u1ee9c nbsp;<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">\u0110o l\u01b0u l\u01b0\u1ee3ng v\u00e0 ph\u1ea1m vi nbsp;<\/td>\n<td colspan=\"2\">D\u00f2ng ch\u1ea3y t\u1ee9c th\u1eddi<\/td>\n<td colspan=\"4\">\uff080\uff5e999\uff09m3\/h<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">T\u00edch l\u0169y v\u00e0 nbsp;d\u00f2ng<\/td>\n<td colspan=\"4\">\uff080\uff5e9999999\uff09m3<\/td>\n<\/tr>\n<tr>\n<td>pH<\/td>\n<td colspan=\"2\">Ph\u1ea1m vi \u0111o<\/td>\n<td colspan=\"4\">2-12<\/td>\n<\/tr>\n<tr>\n<td>th\u00f4ng s\u1ed1 \u0111o<\/td>\n<td colspan=\"2\">\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td colspan=\"4\">\u00b10.1pH<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td colspan=\"2\">B\u00f9 nhi\u1ec7t \u0111\u1ed9<\/td>\n<td colspan=\"4\">B\u00f9 t\u1ef1 \u0111\u1ed9ng v\u00e0 nbsp;tr\u00ean c\u01a1 s\u1edf 25 \u2103 ,ph\u1ea1m vi b\u00f9\uff080\uff5e50\uff09\u2103<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">DI v\u00e0 nbsp;s\u1ef1 thu nh\u1eadn<\/td>\n<td colspan=\"2\">T\u00edn hi\u1ec7u \u0111\u1ea7u v\u00e0o<\/td>\n<td colspan=\"4\">C\u00f4ng t\u1eafc \u00e1p su\u1ea5t th\u1ea5p v\u00e0 nbsp;c\u1ee7a n\u01b0\u1edbc m\u00e1y, m\u1ee9c cao v\u00e0 nbsp;c\u1ee7a v\u00e0 nbsp;b\u1ec3 n\u01b0\u1edbc tinh khi\u1ebft, m\u1ee9c th\u1ea5p v\u00e0 nbsp;c\u1ee7a b\u1ec3 n\u01b0\u1edbc tinh khi\u1ebft, c\u00f4ng t\u1eafc \u00e1p su\u1ea5t th\u1ea5p tr\u01b0\u1edbc m\u00e1y b\u01a1m, c\u00f4ng t\u1eafc \u00e1p su\u1ea5t cao sau s\u01a1 c\u1ea5p v\u00e0 nbsp; b\u01a1m t\u0103ng \u00e1p, m\u1ee9c cao v\u00e0 nbsp;c\u1ee7a v\u00e0 nbsp;b\u1ec3 n\u01b0\u1edbc th\u1ee9 c\u1ea5p v\u00e0 nbsp;b\u1ec3 n\u01b0\u1edbc tinh khi\u1ebft, m\u1ee9c th\u1ea5p v\u00e0 nbsp;c\u1ee7a b\u00ecnh n\u01b0\u1edbc th\u1ee9 c\u1ea5p v\u00e0 nbsp;b\u1ec3 n\u01b0\u1edbc tinh khi\u1ebft, c\u00f4ng t\u1eafc \u00e1p su\u1ea5t cao sau b\u01a1m th\u1ee9 c\u1ea5p v\u00e0 nbsp;b\u01a1m t\u0103ng \u00e1p<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">Lo\u1ea1i t\u00edn hi\u1ec7u<\/td>\n<td colspan=\"4\">Ti\u1ebfp \u0111i\u1ec3m c\u00f4ng t\u1eafc th\u1ee5 \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">DO v\u00e0 nbsp;\u0110i\u1ec1u khi\u1ec3n<\/td>\n<td colspan=\"2\">\u0110\u1ea7u ra \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td colspan=\"4\">Van \u0111\u1ea7u v\u00e0o, van x\u1ea3 s\u01a1 c\u1ea5p v\u00e0 van x\u1ea3, van x\u1ea3 s\u01a1 c\u1ea5p, b\u01a1m ch\u1ed1ng c\u1eb7n v\u00e0 b\u01a1m n\u01b0\u1edbc th\u00f4, b\u01a1m t\u0103ng \u00e1p s\u01a1 c\u1ea5p, b\u01a1m t\u0103ng \u00e1p th\u1ee9 c\u1ea5p, van x\u1ea3 th\u1ee9 c\u1ea5p, van x\u1ea3 th\u1ee9 c\u1ea5p, b\u01a1m \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111i\u1ec1u ch\u1ec9nh pH.<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">Ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n<\/td>\n<td colspan=\"4\">R\u01a1-le\uff08B\u1eacT\/T\u1eaeT\uff09<\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\">Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/td>\n<td colspan=\"4\">3A(AC 250V)~ 3A(DC 30V)<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb v\u00e0 nbsp;m\u00e0n h\u00ecnh<\/td>\n<td colspan=\"6\">M\u00e0n h\u00ecnh v\u00e0 nbsp;m\u00e0u:TFT\uff1b\u0111\u1ed9 ph\u00e2n gi\u1ea3i:800\u00d7480<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">C\u00f4ng su\u1ea5t l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"3\">C\u00f4ng su\u1ea5t l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"3\">DC 24V\u00b14V<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/td>\n<td colspan=\"3\">\u22646.0W<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"6\">Nhi\u1ec7t \u0111\u1ed9:(0\uff5e50)\u2103\uff1b\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i:\u226485 ph\u1ea7n tr\u0103m RH\uff08kh\u00f4ng v\u00e0 nbsp;ng\u01b0ng t\u1ee5\uff09<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td colspan=\"6\">Nhi\u1ec7t \u0111\u1ed9:\uff08-20\uff5e60\uff09\u2103\uff1b\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i:\u226485 ph\u1ea7n tr\u0103m RH\uff08kh\u00f4ng v\u00e0 nbsp;ng\u01b0ng t\u1ee5\uff09<\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td>\u0110\u00e3 g\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td colspan=\"5\">L\u1ed7\uff08Chi\u1ec1u d\u00e0i\u00d7Chi\u1ec1u r\u1ed9ng\uff0c192mm\u00d7137mm\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nNh\u00ecn chung, d\u1ef1 \u00e1n c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c t\u1ef1 l\u00e0m v\u1edbi Raspberry Pi l\u00e0 m\u1ed9t c\u00e1ch ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 d\u1ec5 ti\u1ebfp c\u1eadn \u0111\u1ec3 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 g\u00f3p ph\u1ea7n v\u00e0o n\u1ed7 l\u1ef1c b\u1ea3o t\u1ed3n m\u00f4i tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch khai th\u00e1c s\u1ee9c m\u1ea1nh c\u1ee7a c\u00f4ng ngh\u1ec7 v\u00e0 \u0111\u1ed5i m\u1edbi, c\u00e1c c\u00e1 nh\u00e2n c\u00f3 th\u1ec3 t\u1ea1o ra t\u00e1c \u0111\u1ed9ng t\u00edch c\u1ef1c \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 gi\u00fap b\u1ea3o v\u1ec7 t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean cho c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9 \u0111\u1ee5c v\u1edbi Raspberry Pi \u0111\u1ec3 theo d\u00f5i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc Vi\u1ec7c gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n v\u00e0 s\u1ee9c kh\u1ecfe c\u1ee7a c\u1ed9ng \u0111\u1ed3ng ch\u00fang ta. M\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111o ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 \u0111\u1ed9 \u0111\u1ee5c, \u0111\u1ec1 c\u1eadp \u0111\u1ebfn&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1178,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[200],"tags":[194],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","zh","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"zh":{"title":false,"content":false,"excerpt":false},"es":{"title":false,"content":false,"excerpt":false},"de":{"title":false,"content":false,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":false,"content":false,"excerpt":false},"pt":{"title":false,"content":false,"excerpt":false},"ar":{"title":false,"content":false,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":false,"content":false,"excerpt":false},"it":{"title":false,"content":false,"excerpt":false},"id":{"title":false,"content":false,"excerpt":false},"hi":{"title":false,"content":false,"excerpt":false},"th":{"title":false,"content":false,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/12489"}],"collection":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/comments?post=12489"}],"version-history":[{"count":5,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/12489\/revisions"}],"predecessor-version":[{"id":12601,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/12489\/revisions\/12601"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/1178"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=12489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=12489"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=12489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}