{"id":1791,"date":"2026-03-28T15:33:19","date_gmt":"2026-03-28T15:33:19","guid":{"rendered":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/"},"modified":"2026-03-28T15:33:19","modified_gmt":"2026-03-28T15:33:19","slug":"how-to-read-create-timing-diagrams-embedded-systems","status":"publish","type":"post","link":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/","title":{"rendered":"C\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang"},"content":{"rendered":"

Trong th\u1ebf gi\u1edbi ph\u1ee9c t\u1ea1p c\u1ee7a k\u1ef9 thu\u1eadt nh\u00fang, th\u1eddi gian l\u00e0 t\u1ea5t c\u1ea3. M\u1ed9t b\u1ed9 vi \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n h\u1ea3o trong m\u00f4 ph\u1ecfng nh\u01b0ng l\u1ea1i th\u1ea5t b\u1ea1i th\u1ea3m h\u1ea1i tr\u00ean ph\u1ea7n c\u1ee9ng do ch\u1ec9 v\u00e0i nanosecond tr\u1ec5. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac s\u01a1 \u0111\u1ed3 th\u1eddi gian tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu. Nh\u1eefng bi\u1ec3u di\u1ec5n tr\u1ef1c quan n\u00e0y m\u00f4 t\u1ea3 h\u00e0nh vi c\u1ee7a c\u00e1c t\u00edn hi\u1ec7u theo th\u1eddi gian, cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn r\u00f5 r\u00e0ng v\u1ec1 c\u00e1ch c\u00e1c th\u00e0nh ph\u1ea7n t\u01b0\u01a1ng t\u00e1c trong m\u1ed9t h\u1ec7 th\u1ed1ng s\u1ed1. D\u00f9 b\u1ea1n \u0111ang g\u1ee1 l\u1ed7i s\u1ef1 c\u1ed1 truy\u1ec1n th\u00f4ng hay thi\u1ebft k\u1ebf giao di\u1ec7n ngo\u1ea1i vi m\u1edbi, vi\u1ec7c hi\u1ec3u c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian l\u00e0 n\u1ec1n t\u1ea3ng thi\u1ebft y\u1ebfu.<\/p>\n

H\u01b0\u1edbng d\u1eabn n\u00e0y bao qu\u00e1t c\u00e1c c\u01a1 ch\u1ebf c\u1ed1t l\u00f5i v\u1ec1 th\u1eddi gian t\u00edn hi\u1ec7u, t\u1eeb c\u00e1c \u0111\u1ecbnh ngh\u0129a c\u01a1 b\u1ea3n \u0111\u1ebfn c\u00e1c t\u01b0\u01a1ng t\u00e1c giao th\u1ee9c ph\u1ee9c t\u1ea1p. Ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u c\u00e1ch di\u1ec5n gi\u1ea3i c\u00e1c d\u1ea1ng s\u00f3ng, x\u00e2y d\u1ef1ng s\u01a1 \u0111\u1ed3 ch\u00ednh x\u00e1c t\u1eeb d\u1eef li\u1ec7u \u0111o l\u01b0\u1eddng, v\u00e0 nh\u1eadn di\u1ec7n nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn d\u1eabn \u0111\u1ebfn s\u1ef1 b\u1ea5t \u1ed5n c\u1ee7a h\u1ec7 th\u1ed1ng. B\u1eb1ng c\u00e1ch th\u00e0nh th\u1ea1o c\u00e1c c\u00f4ng c\u1ee5 tr\u1ef1c quan n\u00e0y, b\u1ea1n s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng d\u1ef1 \u0111o\u00e1n h\u00e0nh vi h\u1ec7 th\u1ed1ng v\u00e0 x\u00e1c minh thi\u1ebft k\u1ebf tr\u01b0\u1edbc khi ch\u00fang r\u1eddi kh\u1ecfi b\u00e0n th\u00ed nghi\u1ec7m.<\/p>\n

\n
\"Cartoon<\/figure>\n<\/div>\n

\ud83d\udd0d Hi\u1ec3u c\u01a1 b\u1ea3n v\u1ec1 th\u1eddi gian t\u00edn hi\u1ec7u<\/h2>\n

S\u01a1 \u0111\u1ed3 th\u1eddi gian kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t b\u1ea3n v\u1ebd; \u0111\u00f3 l\u00e0 m\u1ed9t bi\u1ec3u di\u1ec5n to\u00e1n h\u1ecdc c\u1ee7a c\u00e1c tr\u1ea1ng th\u00e1i logic so v\u1edbi tr\u1ee5c th\u1eddi gian. Trong c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang, ch\u00fang ta ch\u1ee7 y\u1ebfu l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c m\u1ee9c logic s\u1ed1, l\u00e0 nh\u1ecb ph\u00e2n: Cao (1) v\u00e0 Th\u1ea5p (0). Tuy nhi\u00ean, ch\u00ednh c\u00e1c chuy\u1ec3n ti\u1ebfp gi\u1eefa c\u00e1c m\u1ee9c n\u00e0y m\u1edbi l\u00e0 n\u01a1i ch\u1ee9a \u0111\u1ef1ng \u0111\u1ed9 ph\u1ee9c t\u1ea1p.<\/p>\n

    \n
  • M\u1ee9c logic:<\/strong>H\u1ea7u h\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean ng\u01b0\u1ee1ng \u0111i\u1ec7n \u00e1p c\u1ee5 th\u1ec3. V\u00ed d\u1ee5, h\u1ec7 th\u1ed1ng 3.3V \u0111\u1ecbnh ngh\u0129a m\u1ee9c Cao l\u00e0 b\u1ea5t k\u1ef3 gi\u00e1 tr\u1ecb n\u00e0o tr\u00ean 2,0V v\u00e0 m\u1ee9c Th\u1ea5p l\u00e0 b\u1ea5t k\u1ef3 gi\u00e1 tr\u1ecb n\u00e0o d\u01b0\u1edbi 0,8V.<\/li>\n
  • Tr\u1ee5c th\u1eddi gian:<\/strong>Th\u1eddi gian ch\u1ea3y t\u1eeb tr\u00e1i sang ph\u1ea3i. Kho\u1ea3ng c\u00e1ch ngang \u0111\u1ea1i di\u1ec7n cho th\u1eddi gian t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c tr\u1ea1ng th\u00e1i c\u1ee5 th\u1ec3 ho\u1eb7c kho\u1ea3ng tr\u1ec5 gi\u1eefa c\u00e1c s\u1ef1 ki\u1ec7n.<\/li>\n
  • D\u1ea5u v\u1ebft t\u00edn hi\u1ec7u:<\/strong>M\u1ed7i \u0111\u01b0\u1eddng ngang \u0111\u1ea1i di\u1ec7n cho m\u1ed9t d\u00e2y d\u1eabn ho\u1eb7c m\u1ea1ng c\u1ee5 th\u1ec3. Nhi\u1ec1u \u0111\u01b0\u1eddng ch\u1ed3ng l\u00ean nhau theo chi\u1ec1u d\u1ecdc cho ph\u00e9p so s\u00e1nh m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c t\u00edn hi\u1ec7u.<\/li>\n<\/ul>\n

    Khi ph\u00e2n t\u00edch m\u1ed9t h\u1ec7 th\u1ed1ng, b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed1i quan h\u1ec7 nh\u00e2n qu\u1ea3. T\u00edn hi\u1ec7u \u0111\u1ed3ng h\u1ed3 c\u00f3 k\u00edch ho\u1ea1t thay \u0111\u1ed5i d\u1eef li\u1ec7u kh\u00f4ng? T\u00edn hi\u1ec7u k\u00edch ho\u1ea1t c\u00f3 c\u1ea7n ho\u1ea1t \u0111\u1ed9ng tr\u01b0\u1edbc khi d\u1eef li\u1ec7u h\u1ee3p l\u1ec7 kh\u00f4ng? S\u01a1 \u0111\u1ed3 th\u1eddi gian tr\u1ea3 l\u1eddi nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y m\u1ed9t c\u00e1ch tr\u1ef1c quan.<\/p>\n

    \ud83d\udee0\ufe0f C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a s\u01a1 \u0111\u1ed3 th\u1eddi gian<\/h2>\n

    \u0110\u1ec3 di\u1ec5n gi\u1ea3i s\u01a1 \u0111\u1ed3 ch\u00ednh x\u00e1c, b\u1ea1n ph\u1ea3i nh\u1eadn bi\u1ebft c\u00e1c th\u00e0nh ph\u1ea7n ti\u00eau chu\u1ea9n d\u00f9ng \u0111\u1ec3 bi\u1ec3u th\u1ecb h\u00e0nh vi t\u00edn hi\u1ec7u. Nh\u1eefng th\u00e0nh ph\u1ea7n n\u00e0y x\u00e1c \u0111\u1ecbnh c\u00e1c quy t\u1eafc t\u01b0\u01a1ng t\u00e1c cho ph\u1ea7n c\u1ee9ng.<\/p>\n\n\n\n\n\n\n\n\n\n
    Th\u00e0nh ph\u1ea7n<\/th>\nM\u00f4 t\u1ea3<\/th>\nCh\u1ec9 b\u00e1o tr\u1ef1c quan<\/th>\n<\/tr>\n<\/thead>\n
    T\u00ean t\u00edn hi\u1ec7u<\/strong><\/td>\nX\u00e1c \u0111\u1ecbnh d\u00e2y d\u1eabn ho\u1eb7c m\u1ea1ng c\u1ee5 th\u1ec3<\/td>\nNh\u00e3n v\u0103n b\u1ea3n \u1edf b\u00ean tr\u00e1i<\/td>\n<\/tr>\n
    M\u1ee9c logic<\/strong><\/td>\nTr\u1ea1ng th\u00e1i Cao (1) ho\u1eb7c Th\u1ea5p (0)<\/td>\n\u0110\u01b0\u1eddng ngang ph\u1eb3ng \u1edf tr\u00ean ho\u1eb7c d\u01b0\u1edbi<\/td>\n<\/tr>\n
    C\u1ea1nh chuy\u1ec3n ti\u1ebfp<\/strong><\/td>\nS\u1ef1 thay \u0111\u1ed5i t\u1eeb Cao sang Th\u1ea5p ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i<\/td>\n\u0110\u01b0\u1eddng th\u1eb3ng \u0111\u1ee9ng n\u1ed1i c\u00e1c m\u1ee9c<\/td>\n<\/tr>\n
    C\u1ea1nh \u0111\u1ed3ng h\u1ed3<\/strong><\/td>\n\u0110i\u1ec3m k\u00edch ho\u1ea1t cho logic \u0111\u1ed3ng b\u1ed9<\/td>\n\u0110\u01b0\u1eddng n\u00e9t \u0111\u1ee9t ho\u1eb7c k\u00fd hi\u1ec7u tam gi\u00e1c<\/td>\n<\/tr>\n
    V\u00f9ng kh\u00f4ng h\u1ee3p l\u1ec7<\/strong><\/td>\nV\u00f9ng n\u01a1i d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c<\/td>\nV\u00f9ng \u0111\u01b0\u1ee3c t\u00f4 \u0111\u1eadm ho\u1eb7c k\u1ebb s\u1ecdc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y gi\u00fap b\u1ea1n ph\u00e2n t\u00edch c\u00e1c t\u01b0\u01a1ng t\u00e1c ph\u1ee9c t\u1ea1p. V\u00ed d\u1ee5, m\u1ed9t v\u00f9ng \u0111\u01b0\u1ee3c t\u00f4 \u0111\u1eadm th\u01b0\u1eddng ch\u1ec9 ra y\u00eau c\u1ea7u th\u1eddi gian thi\u1ebft l\u1eadp ho\u1eb7c th\u1eddi gian gi\u1eef, n\u01a1i thi\u1ebft b\u1ecb nh\u1eadn kh\u00f4ng th\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady.<\/p>\n

    \ud83d\udc41\ufe0f C\u00e1ch \u0111\u1ecdc s\u01a1 \u0111\u1ed3 th\u1eddi gian t\u1eebng b\u01b0\u1edbc<\/h2>\n

    Vi\u1ec7c \u0111\u1ecdc s\u01a1 \u0111\u1ed3 th\u1eddi gian \u0111\u00f2i h\u1ecfi ph\u01b0\u01a1ng ph\u00e1p h\u1ec7 th\u1ed1ng. V\u1ec1 c\u01a1 b\u1ea3n, b\u1ea1n \u0111ang chuy\u1ec3n \u0111\u1ed5i m\u1ed9t m\u1eabu h\u00ecnh \u1ea3nh th\u00e0nh m\u1ed9t chu\u1ed7i c\u00e1c s\u1ef1 ki\u1ec7n. H\u00e3y tu\u00e2n theo quy tr\u00ecnh n\u00e0y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n

    1. X\u00e1c \u0111\u1ecbnh ngu\u1ed3n \u0111\u1ed3ng h\u1ed3<\/h3>\n

    H\u1ea7u h\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang l\u00e0 \u0111\u1ed3ng b\u1ed9, ngh\u0129a l\u00e0 t\u00edn hi\u1ec7u \u0111\u1ed3ng h\u1ed3 x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng. H\u00e3y x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ed3ng h\u1ed3. N\u00f3 th\u01b0\u1eddng th\u1ec3 hi\u1ec7n d\u1ea1ng s\u00f3ng vu\u00f4ng \u0111\u1ec1u, tu\u1ea7n ho\u00e0n.<\/p>\n

      \n
    • Ki\u1ec3m tra t\u1ea7n s\u1ed1. N\u00f3 l\u00e0 1 MHz hay 100 MHz? \u0110i\u1ec1u n\u00e0y x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/li>\n
    • X\u00e1c \u0111\u1ecbnh lo\u1ea1i c\u1ea1nh. Thi\u1ebft b\u1ecb c\u00f3 k\u00edch ho\u1ea1t \u1edf c\u1ea1nh t\u0103ng (t\u1eeb th\u1ea5p l\u00ean cao) hay c\u1ea1nh gi\u1ea3m (t\u1eeb cao xu\u1ed1ng th\u1ea5p)?<\/li>\n<\/ul>\n

      2. X\u00e1c \u0111\u1ecbnh c\u00e1c kho\u1ea3ng th\u1eddi gian d\u1eef li\u1ec7u h\u1ee3p l\u1ec7<\/h3>\n

      D\u1eef li\u1ec7u ch\u1ec9 h\u1ee3p l\u1ec7 trong c\u00e1c kho\u1ea3ng th\u1eddi gian c\u1ee5 th\u1ec3 so v\u1edbi \u0111\u1ed3ng h\u1ed3. H\u00e3y t\u00ecm m\u1ed1i quan h\u1ec7 gi\u1eefa c\u1ea1nh \u0111\u1ed3ng h\u1ed3 v\u00e0 \u0111\u01b0\u1eddng d\u1eef li\u1ec7u.<\/p>\n

        \n
      • Th\u1eddi gian thi\u1ebft l\u1eadp:<\/strong> D\u1eef li\u1ec7u ph\u1ea3i \u1ed5n \u0111\u1ecbnh trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh tr\u01b0\u1edbc<\/em>c\u1ea1nh \u0111\u1ed3ng h\u1ed3.<\/li>\n
      • Th\u1eddi gian gi\u1eef:<\/strong> D\u1eef li\u1ec7u ph\u1ea3i duy tr\u00ec \u1ed5n \u0111\u1ecbnh trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh sau<\/em>c\u1ea1nh \u0111\u1ed3ng h\u1ed3.<\/li>\n<\/ul>\n

        N\u1ebfu d\u1eef li\u1ec7u thay \u0111\u1ed5i trong c\u00e1c kho\u1ea3ng th\u1eddi gian n\u00e0y, s\u1ebd x\u1ea3y ra vi ph\u1ea1m th\u1eddi gian, d\u1eabn \u0111\u1ebfn tr\u1ea1ng th\u00e1i b\u1ea5t \u1ed5n ho\u1eb7c thu th\u1eadp d\u1eef li\u1ec7u sai.<\/p>\n

        3. Ph\u00e2n t\u00edch c\u00e1c t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n<\/h3>\n

        C\u00e1c t\u00edn hi\u1ec7u \u0111i\u1ec1u khi\u1ec3n nh\u01b0 Chip Select (CS), Enable (EN) ho\u1eb7c Reset (RST) x\u00e1c \u0111\u1ecbnh khi n\u00e0o giao ti\u1ebfp c\u00f3 th\u1ec3 x\u1ea3y ra.<\/p>\n

          \n
        • Chip Select c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u1edf m\u1ee9c th\u1ea5p hay m\u1ee9c cao?<\/li>\n
        • T\u00edn hi\u1ec7u Enable c\u00f3 c\u1ea7n \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t tr\u01b0\u1edbc khi \u0111\u1ed3ng h\u1ed3 b\u1eaft \u0111\u1ea7u chuy\u1ec3n \u0111\u1ed5i kh\u00f4ng?<\/li>\n
        • C\u00f3 s\u1ef1 ki\u1ec7n b\u1ea5t \u0111\u1ed3ng b\u1ed9 n\u00e0o v\u01b0\u1ee3t tr\u1ed9i logic \u0111\u1ed3ng h\u1ed3 kh\u00f4ng?<\/li>\n<\/ul>\n

          4. X\u00e1c minh c\u01a1 ch\u1ebf trao \u0111\u1ed5i t\u00edn hi\u1ec7u<\/h3>\n

          Nhi\u1ec1u giao th\u1ee9c s\u1eed d\u1ee5ng trao \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111\u1ec3 qu\u1ea3n l\u00fd \u0111i\u1ec1u khi\u1ec3n lu\u1ed3ng. H\u00e3y t\u00ecm c\u00e1c t\u00edn hi\u1ec7u X\u00e1c nh\u1eadn (ACK) ho\u1eb7c S\u1eb5n s\u00e0ng (RDY).<\/p>\n

            \n
          • Ng\u01b0\u1eddi g\u1eedi c\u00f3 ch\u1edd t\u00edn hi\u1ec7u tr\u01b0\u1edbc khi truy\u1ec1n byte ti\u1ebfp theo kh\u00f4ng?<\/li>\n
          • C\u00f3 \u0111i\u1ec1u ki\u1ec7n h\u1ebft th\u1eddi gian (timeout) \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n trong s\u01a1 \u0111\u1ed3 kh\u00f4ng?<\/li>\n<\/ul>\n

            \ud83d\udcd0 C\u00e1ch t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian ch\u00ednh x\u00e1c<\/h2>\n

            Vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian quan tr\u1ecdng kh\u00f4ng k\u00e9m g\u00ec vi\u1ec7c \u0111\u1ecdc n\u00f3. N\u00f3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 t\u00e0i li\u1ec7u tham chi\u1ebfu cho c\u00e1c k\u1ef9 s\u01b0 ph\u1ea7n c\u1ee9ng v\u00e0 l\u00e0 h\u01b0\u1edbng d\u1eabn ki\u1ec3m ch\u1ee9ng cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y t\u1eeb c\u00e1c y\u00eau c\u1ea7u, c\u00f4ng c\u1ee5 \u0111o l\u01b0\u1eddng ho\u1eb7c d\u1eef li\u1ec7u m\u00f4 ph\u1ecfng.<\/p>\n

            B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u giao th\u1ee9c<\/h3>\n

            Tr\u01b0\u1edbc khi v\u1ebd, h\u00e3y thu th\u1eadp c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt. Nh\u1eefng th\u00f4ng s\u1ed1 n\u00e0y th\u01b0\u1eddng \u0111\u1ebfn t\u1eeb b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a th\u00e0nh ph\u1ea7n m\u00e0 b\u1ea1n \u0111ang k\u1ebft n\u1ed1i.<\/p>\n

              \n
            • Tr\u00edch xu\u1ea5t t\u1ea7n s\u1ed1 \u0111\u1ed3ng h\u1ed3 t\u1ed1i thi\u1ec3u v\u00e0 t\u1ed1i \u0111a.<\/li>\n
            • Ghi ch\u00fa c\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p cho logic Cao v\u00e0 Th\u1ea5p.<\/li>\n
            • Ghi l\u1ea1i c\u00e1c gi\u1edbi h\u1ea1n th\u1eddi gian thi\u1ebft l\u1eadp v\u00e0 gi\u1eef.<\/li>\n<\/ul>\n

              B\u01b0\u1edbc 2: Thu th\u1eadp d\u1eef li\u1ec7u t\u00edn hi\u1ec7u<\/h3>\n

              S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u1ea7n c\u1ee9ng \u0111\u1ec3 thu th\u1eadp h\u00e0nh vi th\u1ef1c t\u1ebf. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf thay v\u00ec nh\u1eefng l\u00fd t\u01b0\u1edfng l\u00fd thuy\u1ebft.<\/p>\n

                \n
              • \u0110\u1ed3ng h\u1ed3 \u0111o s\u00f3ng:<\/strong>T\u1ed1t nh\u1ea5t cho \u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u t\u01b0\u01a1ng t\u1ef1 v\u00e0 m\u1ee9c \u0111i\u1ec7n \u00e1p.<\/li>\n
              • B\u1ed9 ph\u00e2n t\u00edch logic:<\/strong>T\u1ed1t nh\u1ea5t cho c\u00e1c chuy\u1ec3n \u0111\u1ed5i tr\u1ea1ng th\u00e1i s\u1ed1 v\u00e0 th\u1eddi gian \u0111a k\u00eanh.<\/li>\n
              • M\u00f4 h\u00ecnh m\u00f4 ph\u1ecfng:<\/strong>T\u1ed1t \u0111\u1ec3 x\u00e1c minh logic tr\u01b0\u1edbc khi ph\u1ea7n c\u1ee9ng s\u1eb5n s\u00e0ng.<\/li>\n<\/ul>\n

                B\u01b0\u1edbc 3: V\u1ebd c\u00e1c d\u1ea1ng s\u00f3ng<\/h3>\n

                V\u1ebd c\u00e1c t\u00edn hi\u1ec7u theo th\u1ee9 t\u1ef1 th\u1eddi gian. \u0110\u1ea3m b\u1ea3o thang th\u1eddi gian nh\u1ea5t qu\u00e1n tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c k\u00eanh.<\/p>\n

                  \n
                • S\u1eed d\u1ee5ng c\u00e1c \u0111\u01b0\u1eddng th\u1eb3ng cho c\u00e1c m\u1ee9c logic.<\/li>\n
                • S\u1eed d\u1ee5ng c\u00e1c \u0111\u01b0\u1eddng ch\u00e9o cho c\u00e1c chuy\u1ec3n ti\u1ebfp \u0111\u1ec3 ch\u1ec9 th\u1eddi gian t\u0103ng v\u00e0 gi\u1ea3m.<\/li>\n
                • Ghi nh\u00e3n c\u00e1c \u0111i\u1ec3m quan tr\u1ecdng nh\u01b0 c\u1ea1nh \u0111\u1ed3ng h\u1ed3 v\u00e0 thay \u0111\u1ed5i d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n

                  B\u01b0\u1edbc 4: Ghi ch\u00fa c\u00e1c r\u00e0ng bu\u1ed9c quan tr\u1ecdng<\/h3>\n

                  C\u00e1c ch\u00fa th\u00edch cung c\u1ea5p b\u1ed1i c\u1ea3nh m\u00e0 h\u00ecnh \u1ea3nh \u0111\u01a1n thu\u1ea7n kh\u00f4ng th\u1ec3 truy\u1ec1n \u0111\u1ea1t \u0111\u01b0\u1ee3c.<\/p>\n

                    \n
                  • Ghi r\u00f5 c\u00e1c kho\u1ea3ng th\u1eddi gian thi\u1ebft l\u1eadp v\u00e0 gi\u1eef.<\/li>\n
                  • Ch\u1ec9 ra th\u1eddi gian t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c tr\u1ea1ng th\u00e1i giao th\u1ee9c c\u1ee5 th\u1ec3 (v\u00ed d\u1ee5: Bit b\u1eaft \u0111\u1ea7u, Bit k\u1ebft th\u00fac).<\/li>\n
                  • Nh\u1ea5n m\u1ea1nh b\u1ea5t k\u1ef3 \u0111\u1ed9 tr\u1ec5 ho\u1eb7c \u0111\u1ed9 tr\u1ec5 \u0111\u00e3 bi\u1ebft n\u00e0o trong \u0111\u01b0\u1eddng truy\u1ec1n t\u00edn hi\u1ec7u.<\/li>\n<\/ul>\n

                    \ud83c\udf10 S\u01a1 \u0111\u1ed3 th\u1eddi gian trong c\u00e1c giao th\u1ee9c nh\u00fang ph\u1ed5 bi\u1ebfn<\/h2>\n

                    C\u00e1c giao th\u1ee9c truy\u1ec1n th\u00f4ng kh\u00e1c nhau c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m th\u1eddi gian ri\u00eang bi\u1ec7t. Hi\u1ec3u r\u00f5 nh\u1eefng kh\u00e1c bi\u1ec7t n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng cho vi\u1ec7c t\u00edch h\u1ee3p.<\/p>\n

                    1. Giao th\u1ee9c m\u1ea1ch t\u00edch h\u1ee3p gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb (I2C)<\/h3>\n

                    I2C l\u00e0 m\u1ed9t bus tu\u1ea7n t\u1ef1 \u0111\u1ed3ng b\u1ed9 hai d\u00e2y. N\u00f3 s\u1eed d\u1ee5ng SDA (D\u1eef li\u1ec7u) v\u00e0 SCL (\u0110\u1ed3ng h\u1ed3).<\/p>\n

                      \n
                    • \u0110i\u1ec1u ki\u1ec7n b\u1eaft \u0111\u1ea7u:<\/strong> SDA chuy\u1ec3n t\u1eeb Cao sang Th\u1ea5p trong khi SCL \u1edf m\u1ee9c Cao.<\/li>\n
                    • \u0110i\u1ec1u ki\u1ec7n d\u1eebng:<\/strong> SDA chuy\u1ec3n t\u1eeb th\u1ea5p sang cao khi SCL \u1edf m\u1ee9c cao.<\/li>\n
                    • Chuy\u1ec3n d\u1eef li\u1ec7u:<\/strong> D\u1eef li\u1ec7u h\u1ee3p l\u1ec7 khi SCL \u1edf m\u1ee9c cao; thay \u0111\u1ed5i x\u1ea3y ra khi SCL \u1edf m\u1ee9c th\u1ea5p.<\/li>\n
                    • ACK\/NACK:<\/strong> Thi\u1ebft b\u1ecb nh\u1eadn k\u00e9o SDA xu\u1ed1ng m\u1ee9c th\u1ea5p trong xung \u0111\u1ed3ng h\u1ed3 th\u1ee9 ch\u00edn \u0111\u1ec3 x\u00e1c nh\u1eadn \u0111\u00e3 nh\u1eadn.<\/li>\n<\/ul>\n

                      2. Giao di\u1ec7n ngo\u1ea1i vi n\u1ed1i ti\u1ebfp (SPI)<\/h3>\n

                      SPI l\u00e0 m\u1ed9t bus \u0111\u1ed3ng b\u1ed9 b\u1ed1n d\u00e2y, cung c\u1ea5p t\u1ed1c \u0111\u1ed9 cao h\u01a1n I2C.<\/p>\n

                        \n
                      • C\u00e1c \u0111\u01b0\u1eddng d\u00e2y:<\/strong> MOSI (\u0111\u1ea7u ra ch\u1ee7), MISO (\u0111\u1ea7u v\u00e0o ch\u1ee7), SCK (\u0111\u1ed3ng h\u1ed3), SS (ch\u1ecdn thi\u1ebft b\u1ecb ph\u1ee5).<\/li>\n
                      • CPOL:<\/strong> T\u00ednh c\u1ef1c c\u1ee7a \u0111\u1ed3ng h\u1ed3 x\u00e1c \u0111\u1ecbnh tr\u1ea1ng th\u00e1i ch\u1edd (cao ho\u1eb7c th\u1ea5p).<\/li>\n
                      • CPHA:<\/strong> Giai \u0111o\u1ea1n \u0111\u1ed3ng h\u1ed3 x\u00e1c \u0111\u1ecbnh khi n\u00e0o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u1ea5y m\u1eabu (c\u1ea1nh \u0111\u1ea7u ti\u00ean hay th\u1ee9 hai).<\/li>\n
                      • Ch\u1ecdn chip:<\/strong> Ph\u1ea3i \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t (ho\u1ea1t \u0111\u1ed9ng) tr\u01b0\u1edbc khi \u0111\u1ed3ng h\u1ed3 b\u1eaft \u0111\u1ea7u chuy\u1ec3n \u0111\u1ed5i.<\/li>\n<\/ul>\n

                        3. B\u1ed9 nh\u1eadn ph\u00e1t b\u1ea5t \u0111\u1ed3ng b\u1ed9 ph\u1ed5 d\u1ee5ng (UART)<\/h3>\n

                        UART l\u00e0 b\u1ea5t \u0111\u1ed3ng b\u1ed9, ngh\u0129a l\u00e0 kh\u00f4ng c\u00f3 t\u00edn hi\u1ec7u \u0111\u1ed3ng h\u1ed3 chung. Th\u1eddi gian ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed1c \u0111\u1ed9 truy\u1ec1n (baud rate).<\/p>\n

                          \n
                        • Bit b\u1eaft \u0111\u1ea7u:<\/strong> K\u00e9o \u0111\u01b0\u1eddng d\u00e2y xu\u1ed1ng m\u1ee9c th\u1ea5p \u0111\u1ec3 b\u00e1o hi\u1ec7u b\u1eaft \u0111\u1ea7u m\u1ed9t khung d\u1eef li\u1ec7u.<\/li>\n
                        • C\u00e1c bit d\u1eef li\u1ec7u:<\/strong> \u0110\u01b0\u1ee3c truy\u1ec1n b\u1eaft \u0111\u1ea7u t\u1eeb bit \u00edt \u0437\u043d\u0430\u0447\u0438\u043c\u044b\u0439 (LSB), th\u01b0\u1eddng l\u00e0 8 bit.<\/li>\n
                        • Bit d\u1eebng:<\/strong> K\u00e9o \u0111\u01b0\u1eddng d\u00e2y l\u00ean m\u1ee9c cao \u0111\u1ec3 b\u00e1o hi\u1ec7u k\u1ebft th\u00fac m\u1ed9t khung d\u1eef li\u1ec7u.<\/li>\n
                        • Ch\u1eb5n l\u1ebb (Parity):<\/strong> Bit t\u00f9y ch\u1ecdn \u0111\u1ec3 ki\u1ec3m tra l\u1ed7i.<\/li>\n<\/ul>\n\n\n\n\n\n\n\n\n
                          T\u00ednh n\u0103ng<\/th>\nI2C<\/th>\nSPI<\/th>\nUART<\/th>\n<\/tr>\n<\/thead>\n
                          \u0110\u1ed3ng h\u1ed3<\/td>\n\u0110\u1ed3ng b\u1ed9 (Chia s\u1ebb)<\/td>\n\u0110\u1ed3ng b\u1ed9 (Chia s\u1ebb)<\/td>\nKh\u00f4ng \u0111\u1ed3ng b\u1ed9 (Kh\u00f4ng c\u00f3 \u0111\u1ed3ng h\u1ed3)<\/td>\n<\/tr>\n
                          D\u00e2y d\u1eabn<\/td>\n2 (SDA, SCL)<\/td>\n4+ (MOSI, MISO, SCK, SS)<\/td>\n2 (TX, RX)<\/td>\n<\/tr>\n
                          \u0110\u1ecba ch\u1ec9 h\u00f3a<\/td>\nC\u00f3 (\u0111\u1ecba ch\u1ec9 byte)<\/td>\nKh\u00f4ng (d\u1ef1a tr\u00ean d\u00e2y n\u1ed1i)<\/td>\nKh\u00f4ng<\/td>\n<\/tr>\n
                          T\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a<\/td>\n~400 kHz<\/td>\n~50 MHz<\/td>\n~3 Mbps<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                          \u26a0\ufe0f C\u00e1c vi ph\u1ea1m th\u1eddi gian ph\u1ed5 bi\u1ebfn v\u00e0 g\u1ee1 l\u1ed7i<\/h2>\n

                          Ngay c\u1ea3 v\u1edbi thi\u1ebft k\u1ebf c\u1ea9n th\u1eadn, c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra. \u0110\u00e2y th\u01b0\u1eddng l\u00e0 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 c\u1ee7a c\u00e1c l\u1ed7i ng\u1eaft qu\u00e3ng kh\u00f3 t\u00e1i hi\u1ec7n.<\/p>\n

                          1. Vi ph\u1ea1m th\u1eddi gian thi\u1ebft l\u1eadp v\u00e0 gi\u1eef<\/h3>\n

                          \u0110i\u1ec1u n\u00e0y x\u1ea3y ra khi d\u1eef li\u1ec7u \u0111\u1ebfn qu\u00e1 s\u1edbm ho\u1eb7c qu\u00e1 mu\u1ed9n so v\u1edbi c\u1ea1nh \u0111\u1ed3ng h\u1ed3.<\/p>\n

                            \n
                          • Tri\u1ec7u ch\u1ee9ng:<\/strong> D\u1eef li\u1ec7u b\u1ecb h\u1ecfng ho\u1eb7c l\u1ed7i ng\u1eabu nhi\u00ean trong b\u1ea3n ghi c\u1ee7a b\u1ed9 ph\u00e2n t\u00edch logic.<\/li>\n
                          • S\u1eeda:<\/strong> Gi\u1ea3m t\u1ed1c \u0111\u1ed9 \u0111\u1ed3ng h\u1ed3 ho\u1eb7c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ed9 d\u00e0i \u0111\u01b0\u1eddng d\u1eabn tr\u00ean bo m\u1ea1ch.<\/li>\n<\/ul>\n

                            2. Sai l\u1ec7ch \u0111\u1ed3ng h\u1ed3<\/h3>\n

                            Sai l\u1ec7ch \u0111\u1ed3ng h\u1ed3 x\u1ea3y ra khi t\u00edn hi\u1ec7u \u0111\u1ed3ng h\u1ed3 \u0111\u1ebfn c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c nhau v\u00e0o c\u00e1c th\u1eddi \u0111i\u1ec3m kh\u00e1c nhau.<\/p>\n

                              \n
                            • Tri\u1ec7u ch\u1ee9ng:<\/strong>C\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ea1nh tranh n\u01a1i m\u1ed9t flip-flop ghi d\u1eef li\u1ec7u tr\u01b0\u1edbc khi flip-flop kh\u00e1c s\u1eb5n s\u00e0ng.<\/li>\n
                            • S\u1eeda:<\/strong> \u0110\u1ea3m b\u1ea3o \u0111\u1ed9 d\u00e0i \u0111\u01b0\u1eddng d\u1eabn b\u1eb1ng nhau ho\u1eb7c s\u1eed d\u1ee5ng m\u1ea1ng ph\u00e2n ph\u1ed1i \u0111\u1ed3ng h\u1ed3 chuy\u00ean d\u1ee5ng.<\/li>\n<\/ul>\n

                              3. \u0110\u1ed9 tr\u1ec5 lan truy\u1ec1n<\/h3>\n

                              T\u00edn hi\u1ec7u m\u1ea5t th\u1eddi gian \u0111\u1ec3 \u0111i qua d\u00e2y d\u1eabn v\u00e0 c\u1ed5ng logic. Nh\u1eefng \u0111\u01b0\u1eddng d\u1eabn d\u00e0i s\u1ebd t\u1ea1o ra \u0111\u1ed9 tr\u1ec5 \u0111\u00e1ng k\u1ec3.<\/p>\n

                                \n
                              • Tri\u1ec7u ch\u1ee9ng:<\/strong>V\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng ph\u1ea3n x\u1ea1 tr\u00ean c\u00e1c \u0111\u01b0\u1eddng d\u1eabn t\u1ed1c \u0111\u1ed9 cao.<\/li>\n
                              • Gi\u1ea3i ph\u00e1p:<\/strong>S\u1eed d\u1ee5ng \u0111i\u1ec7n tr\u1edf k\u1ebft th\u00fac v\u00e0 gi\u1eef c\u00e1c \u0111\u01b0\u1eddng d\u1eabn ng\u1eafn nh\u1ea5t c\u00f3 th\u1ec3.<\/li>\n<\/ul>\n

                                4. T\u00ecnh tr\u1ea1ng b\u1ea5t \u1ed5n<\/h3>\n

                                Khi c\u00e1c t\u00edn hi\u1ec7u b\u1ea5t \u0111\u1ed3ng b\u1ed9 \u0111i qua c\u00e1c mi\u1ec1n \u0111\u1ed3ng h\u1ed3, flip-flop nh\u1eadn c\u00f3 th\u1ec3 r\u01a1i v\u00e0o tr\u1ea1ng th\u00e1i b\u1ea5t \u1ed5n.<\/p>\n

                                  \n
                                • Tri\u1ec7u ch\u1ee9ng:<\/strong>H\u1ec7 th\u1ed1ng b\u1ecb treo ho\u1eb7c kh\u1edfi \u0111\u1ed9ng l\u1ea1i ng\u1eabu nhi\u00ean.<\/li>\n
                                • Gi\u1ea3i ph\u00e1p:<\/strong>S\u1eed d\u1ee5ng chu\u1ed7i \u0111\u1ed3ng b\u1ed9 h\u00f3a (hai ho\u1eb7c nhi\u1ec1u flip-flop n\u1ed1i ti\u1ebfp) \u0111\u1ec3 x\u1eed l\u00fd t\u00edn hi\u1ec7u.<\/li>\n<\/ul>\n

                                  \ud83d\udcdd C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t cho t\u00e0i li\u1ec7u<\/h2>\n

                                  Vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho t\u00e0i li\u1ec7u \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n t\u01b0\u01a1ng lai c\u00f3 th\u1ec3 hi\u1ec3u h\u1ec7 th\u1ed1ng m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i ph\u00e2n t\u00edch ng\u01b0\u1ee3c ph\u1ea7n c\u1ee9ng.<\/p>\n

                                    \n
                                  • T\u00ednh nh\u1ea5t qu\u00e1n:<\/strong>S\u1eed d\u1ee5ng c\u00e1c k\u00fd hi\u1ec7u v\u00e0 ki\u1ec3u \u0111\u01b0\u1eddng chu\u1ea9n tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c s\u01a1 \u0111\u1ed3 trong d\u1ef1 \u00e1n.<\/li>\n
                                  • T\u1ef7 l\u1ec7:<\/strong>\u0110\u1ea3m b\u1ea3o tr\u1ee5c th\u1eddi gian l\u00e0 tuy\u1ebfn t\u00ednh v\u00e0 \u0111\u01b0\u1ee3c ghi nh\u00e3n r\u00f5 r\u00e0ng v\u1edbi \u0111\u01a1n v\u1ecb (ns, \u00b5s, ms).<\/li>\n
                                  • Tham chi\u1ebfu:<\/strong>Lu\u00f4n li\u00ean k\u1ebft s\u01a1 \u0111\u1ed3 v\u1edbi ph\u1ea7n c\u1ee5 th\u1ec3 trong t\u00e0i li\u1ec7u d\u1eef li\u1ec7u ho\u1eb7c ti\u00eau chu\u1ea9n giao th\u1ee9c.<\/li>\n
                                  • R\u00f5 r\u00e0ng:<\/strong>Tr\u00e1nh l\u1ed9n x\u1ed9n. N\u1ebfu m\u1ed9t t\u00edn hi\u1ec7u kh\u00f4ng \u0111\u1ed5i, h\u00e3y hi\u1ec3n th\u1ecb n\u00f3 nh\u01b0 m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng thay v\u00ec t\u00edn hi\u1ec7u dao \u0111\u1ed9ng.<\/li>\n
                                  • Phi\u00ean b\u1ea3n:<\/strong>C\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 m\u1ed7i khi ph\u1ea7n c\u1ee9ng ho\u1eb7c ph\u1ea7n m\u1ec1m thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3.<\/li>\n<\/ul>\n

                                    \ud83d\udd17 Nh\u1eefng suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 \u0111\u1ed9 to\u00e0n v\u1eb9n t\u00edn hi\u1ec7u<\/h2>\n

                                    S\u01a1 \u0111\u1ed3 th\u1eddi gian n\u1ed1i li\u1ec1n kho\u1ea3ng c\u00e1ch gi\u1eefa logic tr\u1eebu t\u01b0\u1ee3ng v\u00e0 th\u1ef1c t\u1ebf v\u1eadt l\u00fd. Ch\u00fang cho ph\u00e9p k\u1ef9 s\u01b0 h\u00ecnh dung nh\u1eefng gi\u1edbi h\u1ea1n v\u00f4 h\u00ecnh c\u1ee7a \u0111i\u1ec7n t\u1eed s\u1ed1. B\u1eb1ng c\u00e1ch h\u1ecdc c\u00e1ch \u0111\u1ecdc ch\u00fang, b\u1ea1n c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u1ea7n c\u1ee9ng ph\u1ee9c t\u1ea1p. B\u1eb1ng c\u00e1ch h\u1ecdc c\u00e1ch t\u1ea1o ra ch\u00fang, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng v\u1eefng ch\u1eafc ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n.<\/p>\n

                                    Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 ki\u00ean nh\u1eabn v\u00e0 ch\u00fa \u00fd \u0111\u1ebfn chi ti\u1ebft. M\u1ed7i c\u1ea1nh, m\u1ed7i \u0111\u1ed9 tr\u1ec5 v\u00e0 m\u1ed7i m\u1ee9c \u0111i\u1ec7n \u00e1p \u0111\u1ec1u quan tr\u1ecdng. Khi c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang tr\u1edf n\u00ean nhanh h\u01a1n v\u00e0 ph\u1ee9c t\u1ea1p h\u01a1n, s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c s\u01a1 \u0111\u1ed3 th\u1eddi gian ch\u00ednh x\u00e1c s\u1ebd ng\u00e0y c\u00e0ng t\u0103ng. H\u00e3y coi ch\u00fang l\u00e0 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng thay v\u00ec t\u00e0i li\u1ec7u t\u00f9y ch\u1ecdn.<\/p>\n

                                    B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch t\u00e0i li\u1ec7u d\u1eef li\u1ec7u c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n b\u1ea1n s\u1eed d\u1ee5ng. T\u00ecm c\u00e1c th\u00f4ng s\u1ed1 v\u1ec1 th\u1eddi gian. Sau \u0111\u00f3, th\u1eed v\u1ebd s\u01a1 \u0111\u1ed3 d\u1ef1a tr\u00ean nh\u1eefng con s\u1ed1 \u0111\u00f3. So s\u00e1nh b\u1ea3n v\u1ebd c\u1ee7a b\u1ea1n v\u1edbi c\u00e1c ph\u00e9p \u0111o th\u1ef1c t\u1ebf t\u1eeb c\u00f4ng c\u1ee5 c\u1ee7a b\u1ea1n. Chu k\u1ef3 d\u1ef1 \u0111o\u00e1n v\u00e0 x\u00e1c minh n\u00e0y s\u1ebd x\u00e2y d\u1ef1ng tr\u1ef1c gi\u00e1c c\u1ea7n thi\u1ebft cho thi\u1ebft k\u1ebf nh\u00fang c\u1ea5p cao.<\/p>\n

                                    H\u00e3y nh\u1edb r\u1eb1ng m\u1ed9t s\u01a1 \u0111\u1ed3 l\u00e0 c\u00f4ng c\u1ee5 giao ti\u1ebfp. N\u00f3 n\u00ean truy\u1ec1n \u0111\u1ea1t th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ebfn m\u1ed9t k\u1ef9 s\u01b0 kh\u00e1c v\u1edbi \u0111\u1ed9 m\u01a1 h\u1ed3 t\u1ed1i thi\u1ec3u. C\u00e1c s\u01a1 \u0111\u1ed3 th\u1eddi gian r\u00f5 r\u00e0ng v\u00e0 ch\u00ednh x\u00e1c gi\u00fap gi\u1ea3m th\u1eddi gian ph\u00e1t tri\u1ec3n v\u00e0 ng\u0103n ng\u1eeba c\u00e1c thay \u0111\u1ed5i ph\u1ea7n c\u1ee9ng t\u1ed1n k\u00e9m. H\u00e3y d\u00e0nh th\u1eddi gian \u0111\u1ec3 th\u00e0nh th\u1ea1o k\u1ef9 n\u0103ng n\u00e0y, v\u00e0 n\u00f3 s\u1ebd mang l\u1ea1i l\u1ee3i \u00edch su\u1ed1t s\u1ef1 nghi\u1ec7p k\u1ef9 thu\u1eadt c\u1ee7a b\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"

                                    Trong th\u1ebf gi\u1edbi ph\u1ee9c t\u1ea1p c\u1ee7a k\u1ef9 thu\u1eadt nh\u00fang, th\u1eddi gian l\u00e0 t\u1ea5t c\u1ea3. M\u1ed9t b\u1ed9 vi \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n h\u1ea3o trong m\u00f4 ph\u1ecfng nh\u01b0ng l\u1ea1i…<\/p>\n","protected":false},"author":1,"featured_media":1792,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang \u2699\ufe0f","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang. Th\u00e0nh th\u1ea1o ph\u00e2n t\u00edch t\u00edn hi\u1ec7u, c\u00e1c giao th\u1ee9c nh\u01b0 I2C & SPI, v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian.","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[60],"tags":[87,92],"class_list":["post-1791","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language","tag-academic","tag-timing-diagram"],"yoast_head":"\nL\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang \u2699\ufe0f<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang. Th\u00e0nh th\u1ea1o ph\u00e2n t\u00edch t\u00edn hi\u1ec7u, c\u00e1c giao th\u1ee9c nh\u01b0 I2C & SPI, v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang \u2699\ufe0f\" \/>\n<meta property=\"og:description\" content=\"H\u1ecdc c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang. Th\u00e0nh th\u1ea1o ph\u00e2n t\u00edch t\u00edn hi\u1ec7u, c\u00e1c giao th\u1ee9c nh\u01b0 I2C & SPI, v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/\" \/>\n<meta property=\"og:site_name\" content=\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-28T15:33:19+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1664\" \/>\n\t<meta property=\"og:image:height\" content=\"928\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"vpadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpadmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"20 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/\"},\"author\":{\"name\":\"vpadmin\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd\"},\"headline\":\"C\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang\",\"datePublished\":\"2026-03-28T15:33:19+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/\"},\"wordCount\":4655,\"publisher\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg\",\"keywords\":[\"academic\",\"timing diagram\"],\"articleSection\":[\"Unified Modeling Language\"],\"inLanguage\":\"vi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/\",\"name\":\"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang \u2699\ufe0f\",\"isPartOf\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg\",\"datePublished\":\"2026-03-28T15:33:19+00:00\",\"description\":\"H\u1ecdc c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang. Th\u00e0nh th\u1ea1o ph\u00e2n t\u00edch t\u00edn hi\u1ec7u, c\u00e1c giao th\u1ee9c nh\u01b0 I2C & SPI, v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg\",\"contentUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg\",\"width\":1664,\"height\":928},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.tech-posts.com\/vi\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"C\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#website\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/\",\"name\":\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.tech-posts.com\/vi\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#organization\",\"name\":\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png\",\"contentUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png\",\"width\":512,\"height\":512,\"caption\":\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd\",\"name\":\"vpadmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"caption\":\"vpadmin\"},\"sameAs\":[\"https:\/\/www.tech-posts.com\"],\"url\":\"https:\/\/www.tech-posts.com\/vi\/author\/vpadmin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang \u2699\ufe0f","description":"H\u1ecdc c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang. Th\u00e0nh th\u1ea1o ph\u00e2n t\u00edch t\u00edn hi\u1ec7u, c\u00e1c giao th\u1ee9c nh\u01b0 I2C & SPI, v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/","og_locale":"vi_VN","og_type":"article","og_title":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang \u2699\ufe0f","og_description":"H\u1ecdc c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang. Th\u00e0nh th\u1ea1o ph\u00e2n t\u00edch t\u00edn hi\u1ec7u, c\u00e1c giao th\u1ee9c nh\u01b0 I2C & SPI, v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian.","og_url":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/","og_site_name":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation","article_published_time":"2026-03-28T15:33:19+00:00","og_image":[{"width":1664,"height":928,"url":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg","type":"image\/jpeg"}],"author":"vpadmin","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"vpadmin","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"20 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#article","isPartOf":{"@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/"},"author":{"name":"vpadmin","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd"},"headline":"C\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang","datePublished":"2026-03-28T15:33:19+00:00","mainEntityOfPage":{"@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/"},"wordCount":4655,"publisher":{"@id":"https:\/\/www.tech-posts.com\/vi\/#organization"},"image":{"@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage"},"thumbnailUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg","keywords":["academic","timing diagram"],"articleSection":["Unified Modeling Language"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/","url":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/","name":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang \u2699\ufe0f","isPartOf":{"@id":"https:\/\/www.tech-posts.com\/vi\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage"},"image":{"@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage"},"thumbnailUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg","datePublished":"2026-03-28T15:33:19+00:00","description":"H\u1ecdc c\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang. Th\u00e0nh th\u1ea1o ph\u00e2n t\u00edch t\u00edn hi\u1ec7u, c\u00e1c giao th\u1ee9c nh\u01b0 I2C & SPI, v\u00e0 kh\u1eafc ph\u1ee5c c\u00e1c vi ph\u1ea1m v\u1ec1 th\u1eddi gian.","breadcrumb":{"@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#primaryimage","url":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg","contentUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/timing-diagrams-embedded-systems-infographic.jpg","width":1664,"height":928},{"@type":"BreadcrumbList","@id":"https:\/\/www.tech-posts.com\/vi\/how-to-read-create-timing-diagrams-embedded-systems\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.tech-posts.com\/vi\/"},{"@type":"ListItem","position":2,"name":"C\u00e1ch \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1eddi gian cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang"}]},{"@type":"WebSite","@id":"https:\/\/www.tech-posts.com\/vi\/#website","url":"https:\/\/www.tech-posts.com\/vi\/","name":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation","description":"","publisher":{"@id":"https:\/\/www.tech-posts.com\/vi\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.tech-posts.com\/vi\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/www.tech-posts.com\/vi\/#organization","name":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation","url":"https:\/\/www.tech-posts.com\/vi\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/","url":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png","contentUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png","width":512,"height":512,"caption":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation"},"image":{"@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd","name":"vpadmin","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","caption":"vpadmin"},"sameAs":["https:\/\/www.tech-posts.com"],"url":"https:\/\/www.tech-posts.com\/vi\/author\/vpadmin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/posts\/1791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/comments?post=1791"}],"version-history":[{"count":0,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/posts\/1791\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/media\/1792"}],"wp:attachment":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/media?parent=1791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/categories?post=1791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/tags?post=1791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}