{"id":478932,"date":"2023-08-09T09:40:36","date_gmt":"2023-08-09T09:40:36","guid":{"rendered":""},"modified":"2023-09-05T11:17:49","modified_gmt":"2023-09-05T11:17:49","slug":"serial-data-transmission","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/serial-data-transmission\/","title":{"rendered":"Truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp"},"content":{"rendered":"<p>Truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp \u0111\u1ec1 c\u1eadp \u0111\u1ebfn ph\u01b0\u01a1ng th\u1ee9c g\u1eedi d\u1eef li\u1ec7u t\u1eebng bit m\u1ed9t, tu\u1ea7n t\u1ef1, qua k\u00eanh li\u00ean l\u1ea1c ho\u1eb7c bus d\u1eef li\u1ec7u. Kh\u00f4ng gi\u1ed1ng nh\u01b0 truy\u1ec1n song song trong \u0111\u00f3 nhi\u1ec1u bit \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ed3ng th\u1eddi, truy\u1ec1n n\u1ed1i ti\u1ebfp g\u1eedi c\u00e1c bit theo lu\u1ed3ng li\u00ean t\u1ee5c. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong vi\u1ec5n th\u00f4ng, m\u1ea1ng m\u00e1y t\u00ednh v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng d\u1eef li\u1ec7u kh\u00e1c.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp v\u00e0 s\u1ef1 \u0111\u1ec1 c\u1eadp \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00f3<\/h2>\n<p>Truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp c\u00f3 t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a vi\u1ec5n th\u00f4ng. \u0110i\u1ec7n b\u00e1o, \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0o \u0111\u1ea7u th\u1ebf k\u1ef7 19, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf \u0111\u1ea7u ti\u00ean c\u1ee7a truy\u1ec1n th\u00f4ng n\u1ed1i ti\u1ebfp. V\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1960, ti\u00eau chu\u1ea9n RS-232 \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ea1o ra, ch\u00ednh th\u1ee9c h\u00f3a c\u00e1c \u0111\u1eb7c t\u00ednh \u0111i\u1ec7n v\u00e0 th\u1eddi gian c\u1ee7a t\u00edn hi\u1ec7u, c\u00e1ch g\u00e1n ch\u00e2n v\u00e0 c\u00e1c t\u00ednh n\u0103ng kh\u00e1c c\u1ee7a truy\u1ec1n th\u00f4ng d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp: M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1<\/h2>\n<p>Truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp \u0111\u00f3ng m\u1ed9t vai tr\u00f2 c\u01a1 b\u1ea3n trong c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng kh\u00e1c nhau. Vi\u1ec7c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 l\u00e0 do t\u00ednh \u0111\u01a1n gi\u1ea3n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a n\u00f3. \u0110\u00e2y l\u00e0 m\u1ed9t c\u00e1i nh\u00ecn s\u00e2u s\u1eafc h\u01a1n v\u1ec1 c\u01a1 ch\u1ebf c\u1ee7a n\u00f3:<\/p>\n<h3>Truy\u1ec1n kh\u00f4ng \u0111\u1ed3ng b\u1ed9 v\u00e0 truy\u1ec1n \u0111\u1ed3ng b\u1ed9<\/h3>\n<ul>\n<li><strong>Truy\u1ec1n kh\u00f4ng \u0111\u1ed3ng b\u1ed9:<\/strong> N\u00f3 truy\u1ec1n d\u1eef li\u1ec7u b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng bit b\u1eaft \u0111\u1ea7u v\u00e0 d\u1eebng m\u00e0 kh\u00f4ng c\u00f3 t\u00edn hi\u1ec7u \u0111\u1ed3ng h\u1ed3 chung. M\u1ed7i byte c\u00f3 tr\u00ecnh t\u1ef1 b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh.<\/li>\n<li><strong>Truy\u1ec1n \u0111\u1ed3ng b\u1ed9:<\/strong> N\u00f3 s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u \u0111\u1ed3ng h\u1ed3 chung \u0111\u1ec3 \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u1ea3 thi\u1ebft b\u1ecb truy\u1ec1n v\u00e0 thi\u1ebft b\u1ecb nh\u1eadn.<\/li>\n<\/ul>\n<h3>C\u00e1c ch\u1ebf \u0111\u1ed9 truy\u1ec1n \u0111\u01a1n gi\u1ea3n, b\u00e1n song c\u00f4ng v\u00e0 song c\u00f4ng ho\u00e0n to\u00e0n<\/h3>\n<ul>\n<li><strong>\u0110\u01a1n gi\u1ea3n:<\/strong> Giao ti\u1ebfp m\u1ed9t chi\u1ec1u.<\/li>\n<li><strong>B\u00e1n song c\u00f4ng:<\/strong> Giao ti\u1ebfp hai chi\u1ec1u, nh\u01b0ng kh\u00f4ng \u0111\u1ed3ng th\u1eddi.<\/li>\n<li><strong>Song c\u00f4ng ho\u00e0n to\u00e0n:<\/strong> Giao ti\u1ebfp hai chi\u1ec1u \u0111\u1ed3ng th\u1eddi.<\/li>\n<\/ul>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp: C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng<\/h2>\n<p>Truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp bao g\u1ed3m c\u00e1c bit m\u00e3 h\u00f3a th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n \u0111\u01b0\u1ee3c g\u1eedi qua ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n d\u1eabn. C\u1ea5u tr\u00fac bao g\u1ed3m:<\/p>\n<ol>\n<li><strong>H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n:<\/strong> M\u00e3 h\u00f3a d\u1eef li\u1ec7u th\u00e0nh m\u1ed9t lu\u1ed3ng n\u1ed1i ti\u1ebfp.<\/li>\n<li><strong>Ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n d\u1eabn:<\/strong> C\u00f3 th\u1ec3 l\u00e0 d\u00e2y, c\u00e1p quang ho\u1eb7c k\u00eanh kh\u00f4ng d\u00e2y.<\/li>\n<li><strong>Ng\u01b0\u1eddi nh\u1eadn:<\/strong> Gi\u1ea3i m\u00e3 lu\u1ed3ng n\u1ed1i ti\u1ebfp tr\u1edf l\u1ea1i th\u00e0nh d\u1eef li\u1ec7u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c.<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp<\/h2>\n<ul>\n<li><strong>Gi\u00e1 th\u1ea5p:<\/strong> Y\u00eau c\u1ea7u \u00edt d\u00f2ng d\u1eef li\u1ec7u h\u01a1n.<\/li>\n<li><strong>Uy\u1ec3n chuy\u1ec3n:<\/strong> C\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf kho\u1ea3ng c\u00e1ch xa h\u01a1n.<\/li>\n<li><strong>\u0110\u1ed9 tin c\u1eady:<\/strong> \u00cdt b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi ti\u1ebfng \u1ed3n.<\/li>\n<li><strong>\u0110\u1ed9 ph\u1ee9c t\u1ea1p:<\/strong> Y\u00eau c\u1ea7u \u0111\u1ed3ng b\u1ed9 h\u00f3a v\u00e0 ki\u1ec3m tra l\u1ed7i.<\/li>\n<\/ul>\n<h2>C\u00e1c ki\u1ec3u truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp: S\u1eed d\u1ee5ng b\u1ea3ng v\u00e0 danh s\u00e1ch \u0111\u1ec3 ghi<\/h2>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>UART<\/td>\n<td>B\u1ed9 thu-ph\u00e1t kh\u00f4ng \u0111\u1ed3ng b\u1ed9 \u0111a n\u0103ng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c b\u1ed9 vi \u0111i\u1ec1u khi\u1ec3n.<\/td>\n<\/tr>\n<tr>\n<td>USB<\/td>\n<td>Universal Serial Bus, ti\u00eau chu\u1ea9n cho c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi m\u00e1y t\u00ednh.<\/td>\n<\/tr>\n<tr>\n<td>SPI<\/td>\n<td>Giao di\u1ec7n ngo\u1ea1i vi n\u1ed1i ti\u1ebfp, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang.<\/td>\n<\/tr>\n<tr>\n<td>I2C<\/td>\n<td>M\u1ea1ch t\u00edch h\u1ee3p li\u00ean, m\u1ed9t giao th\u1ee9c truy\u1ec1n th\u00f4ng n\u1ed1i ti\u1ebfp \u0111a ch\u1ee7, \u0111a n\u00f4 l\u1ec7.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n<ul>\n<li><strong>C\u00e1ch s\u1eed d\u1ee5ng:<\/strong> Trong m\u1ea1ng, c\u1ea3m bi\u1ebfn, GPS, modem.<\/li>\n<li><strong>C\u00e1c v\u1ea5n \u0111\u1ec1:<\/strong> Suy gi\u1ea3m t\u00edn hi\u1ec7u, v\u1ea5n \u0111\u1ec1 \u0111\u1ed3ng b\u1ed9 h\u00f3a.<\/li>\n<li><strong>C\u00e1c gi\u1ea3i ph\u00e1p:<\/strong> Ki\u1ec3m tra l\u1ed7i, che ch\u1eafn th\u00edch h\u1ee3p, s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n d\u1eabn th\u00edch h\u1ee3p.<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>Truy\u1ec1n n\u1ed1i ti\u1ebfp<\/th>\n<th>Truy\u1ec1n song song<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>T\u1ed1c \u0111\u1ed9<\/td>\n<td>Ch\u1eadm h\u01a1n<\/td>\n<td>Nhanh h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Kho\u1ea3ng c\u00e1ch<\/td>\n<td>L\u00e2u h\u01a1n<\/td>\n<td>Ng\u1eafn h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Tr\u1ecb gi\u00e1<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<td>Cao h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u1ee9c t\u1ea1p<\/td>\n<td>Cao h\u01a1n<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp<\/h2>\n<ul>\n<li><strong>Giao di\u1ec7n n\u1ed1i ti\u1ebfp t\u1ed1c \u0111\u1ed9 cao:<\/strong> Ch\u1eb3ng h\u1ea1n nh\u01b0 Thunderbolt v\u00e0 USB-C.<\/li>\n<li><strong>Internet v\u1ea1n v\u1eadt (IoT):<\/strong> S\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i giao ti\u1ebfp n\u1ed1i ti\u1ebfp trong c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i.<\/li>\n<li><strong>Truy\u1ec1n th\u00f4ng l\u01b0\u1ee3ng t\u1eed:<\/strong> Ti\u1ec1m n\u0103ng s\u1eed d\u1ee5ng truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp trong m\u1ea1ng l\u01b0\u1ee3ng t\u1eed.<\/li>\n<\/ul>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa m\u00e1y kh\u00e1ch v\u00e0 m\u00e1y ch\u1ee7. Truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00e1y ch\u1ee7 proxy \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n li\u00ean l\u1ea1c d\u1eef li\u1ec7u gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb. H\u1ecd c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u song song th\u00e0nh n\u1ed1i ti\u1ebfp ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i, t\u00f9y thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee7a m\u1ea1ng, mang l\u1ea1i t\u00ednh linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.itu.int\/rec\/T-REC-V.28\" target=\"_new\" rel=\"noopener nofollow\">Ti\u00eau chu\u1ea9n RS-232<\/a><\/li>\n<li><a href=\"https:\/\/www.usb.org\/\" target=\"_new\" rel=\"noopener nofollow\">Di\u1ec5n \u0111\u00e0n tri\u1ec3n khai USB<\/a><\/li>\n<li><a href=\"https:\/\/www.ietf.org\/wg\/lpwan\/overview\/\" target=\"_new\" rel=\"noopener nofollow\">Truy\u1ec1n th\u00f4ng n\u1ed1i ti\u1ebfp trong IoT<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/vn\/\" target=\"_new\" rel=\"noopener\">C\u00e1c d\u1ecbch v\u1ee5 c\u1ee7a OneProxy li\u00ean quan \u0111\u1ebfn truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp<\/a><\/li>\n<\/ul>\n<p>B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p c\u00e1i nh\u00ecn s\u00e2u s\u1eafc v\u1ec1 truy\u1ec1n d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp, l\u1ecbch s\u1eed, lo\u1ea1i, \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 v\u00e0 m\u1ed1i li\u00ean h\u1ec7 c\u1ee7a n\u00f3 v\u1edbi th\u1ebf gi\u1edbi hi\u1ec7n \u0111\u1ea1i, bao g\u1ed3m c\u1ea3 vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 trong c\u00e1c m\u00e1y ch\u1ee7 proxy nh\u01b0 OneProxy. N\u00f3 ti\u1ebfp t\u1ee5c l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a b\u1ed1i c\u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1, th\u00edch \u1ee9ng v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 y\u00eau c\u1ea7u m\u1edbi.<\/p>","protected":false},"featured_media":470471,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478932","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Serial Data Transmission<\/mark>","faq_items":[{"question":"What is Serial Data Transmission?","answer":"<p>Serial data transmission is a method of sending data one bit at a time, sequentially, over a communication channel or data bus. It's a fundamental technology used in telecommunications, computer networks, and various data communication systems.<\/p>"},{"question":"What is the History of Serial Data Transmission?","answer":"<p>Serial data transmission can be traced back to the early 19th century with the development of the telegraph. The RS-232 standard, created in the late 1960s, further formalized the concept, paving the way for modern implementations.<\/p>"},{"question":"What are the Different Modes of Serial Data Transmission?","answer":"<p>There are three primary modes: Simplex (one-way communication), Half-Duplex (two-way communication but not simultaneously), and Full-Duplex (simultaneous two-way communication).<\/p>"},{"question":"How Does Serial Data Transmission Work?","answer":"<p>It involves a transmitter that encodes data into a serial stream, a transmission medium like wire or optical fiber, and a receiver that decodes the serial stream back into usable data.<\/p>"},{"question":"What are the Key Features of Serial Data Transmission?","answer":"<p>Key features include its low cost, flexibility, reliability, and complexity due to synchronization and error checking.<\/p>"},{"question":"What Types of Serial Data Transmission Exist?","answer":"<p>Various types include UART (Universal Asynchronous Receiver-Transmitter), USB (Universal Serial Bus), SPI (Serial Peripheral Interface), and I2C (Inter-Integrated Circuit).<\/p>"},{"question":"What are the Common Problems and Solutions Related to Serial Data Transmission?","answer":"<p>Common problems include signal degradation and synchronization issues. Solutions may include error checking, proper shielding, and using appropriate transmission mediums.<\/p>"},{"question":"How is Serial Data Transmission Used in the Future Technologies?","answer":"<p>Future perspectives include High-Speed Serial Interfaces like Thunderbolt and USB-C, extensive use in Internet of Things (IoT), and potential applications in quantum communication.<\/p>"},{"question":"How are Proxy Servers like OneProxy Associated with Serial Data Transmission?","answer":"<p>Proxy servers like OneProxy may utilize serial data transmission to facilitate data communication between devices, converting parallel data streams to serial or vice versa, providing flexibility and scalability.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478932\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/470471"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=478932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}