{"id":11191,"date":"2026-04-10T17:38:54","date_gmt":"2026-04-10T09:38:54","guid":{"rendered":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/"},"modified":"2026-04-10T17:38:54","modified_gmt":"2026-04-10T09:38:54","slug":"state-machine-diagram-iot-developers","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/","title":{"rendered":"T\u1ed5ng quan v\u1ec1 s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i: n\u1ec1n t\u1ea3ng thi\u1ebft y\u1ebfu cho m\u1ecdi nh\u00e0 ph\u00e1t tri\u1ec3n IoT"},"content":{"rendered":"

C\u00e1c thi\u1ebft b\u1ecb Internet v\u1ea1n v\u1eadt (IoT) ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng m\u00e0 t\u00ednh d\u1ef1 \u0111o\u00e1n th\u01b0\u1eddng th\u1ea5p, v\u00e0 t\u00e0i nguy\u00ean b\u1ecb gi\u1edbi h\u1ea1n nghi\u00eam ng\u1eb7t. Kh\u00e1c v\u1edbi t\u00ednh to\u00e1n th\u00f4ng th\u01b0\u1eddng, c\u00e1c h\u1ec7 th\u1ed1ng nh\u00fang ph\u1ea3i x\u1eed l\u00fd c\u00e1c s\u1ef1 ki\u1ec7n m\u1ed9t c\u00e1ch b\u1ea5t \u0111\u1ed3ng b\u1ed9 trong khi qu\u1ea3n l\u00fd ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tin c\u1eady k\u1ebft n\u1ed1i. M\u1ed9t S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i<\/strong> cung c\u1ea5p s\u1ef1 r\u00f5 r\u00e0ng v\u1ec1 c\u1ea5u tr\u00fac c\u1ea7n thi\u1ebft \u0111\u1ec3 qu\u1ea3n l\u00fd s\u1ef1 ph\u1ee9c t\u1ea1p n\u00e0y. Trong khung UML, lo\u1ea1i s\u01a1 \u0111\u1ed3 n\u00e0y m\u00f4 t\u1ea3 v\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng ho\u1eb7c h\u1ec7 th\u1ed1ng qua c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n l\u00e0m vi\u1ec7c v\u1edbi ph\u1ea7n m\u1ec1m c\u00e0i \u0111\u1eb7t, c\u1ed5ng giao ti\u1ebfp ho\u1eb7c c\u1ea3m bi\u1ebfn k\u1ebft n\u1ed1i \u0111\u00e1m m\u00e2y, vi\u1ec7c hi\u1ec3u r\u00f5 M\u00e1y tr\u1ea1ng th\u00e1i h\u1eefu h\u1ea1n (FSM) kh\u00f4ng ph\u1ea3i l\u00e0 t\u00f9y ch\u1ecdn\u2014m\u00e0 l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u1ea5u t\u1ea1o c\u1ee7a m\u00e1y tr\u1ea1ng th\u00e1i, \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a ch\u00fang trong ki\u1ebfn tr\u00fac IoT, v\u00e0 c\u00e1ch chuy\u1ec3n \u0111\u1ed5i c\u00e1c m\u00f4 h\u00ecnh tr\u1ef1c quan th\u00e0nh m\u00e3 ngu\u1ed3n m\u1ea1nh m\u1ebd m\u00e0 kh\u00f4ng c\u1ea7n d\u1ef1a v\u00e0o c\u00f4ng c\u1ee5 b\u00ean ngo\u00e0i hay nh\u1eefng l\u1eddi qu\u1ea3ng c\u00e1o qu\u00e1 m\u1ee9c.<\/p>\n

\n
\"Marker-style<\/figure>\n<\/div>\n

Hi\u1ec3u r\u00f5 kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i \ud83e\udde0<\/h2>\n

S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng ho\u1eb7c h\u1ec7 th\u1ed1ng duy nh\u1ea5t. N\u00f3 x\u00e1c \u0111\u1ecbnh c\u00e1c tr\u1ea1ng th\u00e1i kh\u00e1c nhau m\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i, c\u0169ng nh\u01b0 c\u00e1c chuy\u1ec3n ti\u1ebfp gi\u1eefa c\u00e1c tr\u1ea1ng th\u00e1i \u0111\u00f3 d\u1ef1a tr\u00ean c\u00e1c s\u1ef1 ki\u1ec7n c\u1ee5 th\u1ec3. H\u00e3y h\u00ecnh dung n\u00f3 nh\u01b0 m\u1ed9t s\u01a1 \u0111\u1ed3 lu\u1ed3ng c\u00f3 kh\u1ea3 n\u0103ng nh\u1edb l\u1ea1i n\u01a1i n\u00f3 \u0111\u00e3 t\u1eebng \u0111i qua. Trong IoT, kh\u1ea3 n\u0103ng ghi nh\u1edb n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec ng\u1eef c\u1ea3nh trong c\u00e1c t\u00ecnh hu\u1ed1ng gi\u00e1n \u0111o\u1ea1n m\u1ea1ng ho\u1eb7c chu k\u1ef3 ngu\u1ed3n \u0111i\u1ec7n.<\/p>\n

H\u00e3y xem x\u00e9t m\u1ed9t m\u00e1y \u0111i\u1ec1u h\u00f2a th\u00f4ng minh. N\u00f3 kh\u00f4ng \u0111\u01a1n thu\u1ea7n ch\u1ec9 l\u00e0 \u201cb\u1eadt\u201d hay \u201ct\u1eaft\u201d. N\u00f3 c\u00f3 th\u1ec3 \u0111ang \u1edf tr\u1ea1ng th\u00e1i \u0111ang s\u01b0\u1edfi \u1ea5m<\/em>, \u0111ang l\u00e0m m\u00e1t<\/em>, \u0111ang ch\u1edd<\/em>, \u0111ang ch\u1edd d\u1eef li\u1ec7u t\u1eeb c\u1ea3m bi\u1ebfn<\/em>, ho\u1eb7c \u0111ang \u1edf ch\u1ebf \u0111\u1ed9 hi\u1ec7u chu\u1ea9n<\/em>. Kh\u00f4ng c\u00f3 m\u00e1y tr\u1ea1ng th\u00e1i, logic chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c ch\u1ebf \u0111\u1ed9 n\u00e0y c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u00e3 h\u1ed7n \u0111\u1ed9n nh\u01b0 m\u00ec \u0103n li\u1ec1n. S\u01a1 \u0111\u1ed3 gi\u00fap thi\u1ebft l\u1eadp tr\u1eadt t\u1ef1.<\/p>\n

Thu\u1eadt ng\u1eef ch\u00ednh<\/h3>\n
    \n
  • Tr\u1ea1ng th\u00e1i:<\/strong> M\u1ed9t \u0111i\u1ec1u ki\u1ec7n m\u00e0 trong \u0111\u00f3 h\u1ec7 th\u1ed1ng th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3 ho\u1eb7c ch\u1edd \u0111\u1ea7u v\u00e0o. \u0110\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng h\u00ecnh ch\u1eef nh\u1eadt tr\u00f2n.<\/li>\n
  • Chuy\u1ec3n ti\u1ebfp:<\/strong> S\u1ef1 di chuy\u1ec3n t\u1eeb m\u1ed9t tr\u1ea1ng th\u00e1i sang tr\u1ea1ng th\u00e1i kh\u00e1c. \u0110\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u0169i t\u00ean.<\/li>\n
  • S\u1ef1 ki\u1ec7n:<\/strong> Y\u1ebfu t\u1ed1 k\u00edch ho\u1ea1t chuy\u1ec3n ti\u1ebfp (v\u00ed d\u1ee5: nh\u1ea5n n\u00fat, h\u1ebft th\u1eddi gian h\u1eb9n gi\u1edd, ho\u1eb7c g\u00f3i tin m\u1ea1ng \u0111\u1ebfn).<\/li>\n
  • \u0110i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7:<\/strong> Bi\u1ec3u th\u1ee9c logic ph\u1ea3i \u0111\u00fang \u0111\u1ec3 chuy\u1ec3n ti\u1ebfp x\u1ea3y ra. N\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t b\u1ed9 l\u1ecdc.<\/li>\n
  • H\u00e0nh \u0111\u1ed9ng v\u00e0o\/ra:<\/strong> M\u00e3 ho\u1eb7c logic \u0111\u01b0\u1ee3c th\u1ef1c thi khi v\u00e0o ho\u1eb7c r\u1eddi kh\u1ecfi m\u1ed9t tr\u1ea1ng th\u00e1i c\u1ee5 th\u1ec3.<\/li>\n<\/ul>\n

    T\u1ea1i sao c\u00e1c h\u1ec7 th\u1ed1ng IoT l\u1ea1i \u0111\u00f2i h\u1ecfi m\u00e1y tr\u1ea1ng th\u00e1i \u2699\ufe0f<\/h2>\n

    C\u00e1c thi\u1ebft b\u1ecb IoT \u0111\u1ed1i m\u1eb7t v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c ri\u00eang bi\u1ec7t m\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng web truy\u1ec1n th\u1ed1ng kh\u00f4ng g\u1eb7p ph\u1ea3i. Nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a ph\u1ea7n c\u1ee9ng nh\u00fang \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 k\u1ef7 lu\u1eadt trong vi\u1ec7c qu\u1ea3n l\u00fd logic. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i l\u00e0 n\u1ec1n t\u1ea3ng:<\/p>\n

      \n
    • Qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean:<\/strong>C\u00e1c thi\u1ebft b\u1ecb th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng pin. M\u1ed9t m\u00e1y tr\u1ea1ng th\u00e1i x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ngCh\u1ebf \u0111\u1ed9 ng\u1ee7<\/em> v\u00e0 Ch\u1ebf \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/em>ch\u1ebf \u0111\u1ed9, \u0111\u1ea3m b\u1ea3o \u0111i\u1ec7n n\u0103ng ch\u1ec9 \u0111\u01b0\u1ee3c ti\u00eau th\u1ee5 khi c\u1ea7n thi\u1ebft.<\/li>\n
    • Ki\u1ebfn tr\u00fac d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n:<\/strong>IoT l\u00e0 ph\u1ea3n \u1ee9ng. Thi\u1ebft b\u1ecb ch\u1edd d\u1eef li\u1ec7u. M\u1ed9t m\u00e1y tr\u1ea1ng th\u00e1i x\u1eed l\u00fd vi\u1ec7c ch\u1edd \u0111\u1ee3i m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 m\u00e0 kh\u00f4ng l\u00e0m ch\u1eb7n b\u1ed9 x\u1eed l\u00fd.<\/li>\n
    • Ph\u1ee5c h\u1ed3i l\u1ed7i:<\/strong>M\u1ea1ng th\u1ea5t b\u1ea1i. C\u1ea3m bi\u1ebfn b\u1ecb l\u1ec7ch. M\u1ed9t m\u00e1y tr\u1ea1ng th\u00e1i c\u00f3 th\u1ec3 \u0111\u1ecbnh ngh\u0129a m\u1ed9t tr\u1ea1ng th\u00e1iL\u1ed7i<\/em>tr\u1ea1ng th\u00e1i, k\u00edch ho\u1ea1t vi\u1ec7c kh\u1edfi \u0111\u1ed9ng l\u1ea1i ho\u1eb7c c\u01a1 ch\u1ebf d\u1ef1 ph\u00f2ng, ng\u0103n thi\u1ebft b\u1ecb b\u1ecb treo \u1edf tr\u1ea1ng th\u00e1i kh\u00f4ng x\u00e1c \u0111\u1ecbnh.<\/li>\n
    • X\u1eed l\u00fd \u0111\u1ed3ng th\u1eddi:<\/strong>C\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p c\u1ea7n ch\u1ea1y nhi\u1ec1u ti\u1ebfn tr\u00ecnh c\u00f9ng l\u00fac. M\u00e1y tr\u1ea1ng th\u00e1i gi\u00fap tr\u1ef1c quan h\u00f3a c\u00e1ch c\u00e1c ti\u1ebfn tr\u00ecnh n\u00e0y t\u01b0\u01a1ng t\u00e1c ho\u1eb7c \u0111\u1ed3ng b\u1ed9 h\u00f3a.<\/li>\n<\/ul>\n

      C\u1ea5u t\u1ea1o c\u1ee7a s\u01a1 \u0111\u1ed3 \ud83d\udd0d<\/h2>\n

      \u0110\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00e1ng tin c\u1eady, b\u1ea1n ph\u1ea3i hi\u1ec3u r\u00f5 c\u00e1c kh\u1ed1i x\u00e2y d\u1ef1ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch c\u00e1c th\u00e0nh ph\u1ea7n b\u1ea1n s\u1ebd g\u1eb7p khi thi\u1ebft k\u1ebf c\u00e1c m\u00f4 h\u00ecnh n\u00e0y.<\/p>\n\n\n\n\n\n\n\n
      Th\u00e0nh ph\u1ea7n<\/th>\nBi\u1ec3u di\u1ec5n tr\u1ef1c quan<\/th>\nCh\u1ee9c n\u0103ng trong b\u1ed1i c\u1ea3nh IoT<\/th>\n<\/tr>\n
      Tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u<\/strong><\/td>\nV\u00f2ng tr\u00f2n \u0111\u1ea7y (\u25cf)<\/td>\nN\u01a1i h\u1ec7 th\u1ed1ng b\u1eaft \u0111\u1ea7u khi b\u1eadt ngu\u1ed3n ho\u1eb7c kh\u1edfi \u0111\u1ed9ng l\u1ea1i.<\/td>\n<\/tr>\n
      Tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong><\/td>\nV\u00f2ng tr\u00f2n \u0111\u1ea7y c\u00f3 vi\u1ec1n (\u2299)<\/td>\nCh\u1ec9 ra tr\u1ea1ng th\u00e1i k\u1ebft th\u00fac (hi\u1ebfm g\u1eb7p trong IoT, v\u00ec thi\u1ebft b\u1ecb th\u01b0\u1eddng ch\u1ea1y v\u00f2ng l\u1eb7p).<\/td>\n<\/tr>\n
      Tr\u1ea1ng th\u00e1i<\/strong><\/td>\nH\u00ecnh ch\u1eef nh\u1eadt bo tr\u00f2n<\/td>\nBi\u1ec3u di\u1ec5n m\u1ed9t tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh (v\u00ed d\u1ee5 nh\u01b0K\u1ebft n\u1ed1i<\/em>, Qu\u00e9t<\/em>).<\/td>\n<\/tr>\n
      Chuy\u1ec3n ti\u1ebfp<\/strong><\/td>\nM\u0169i t\u00ean c\u00f3 nh\u00e3n<\/td>\nHi\u1ec3n th\u1ecb con \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111i khi m\u1ed9t s\u1ef1 ki\u1ec7n x\u1ea3y ra.<\/td>\n<\/tr>\n
      Tr\u1ea1ng th\u00e1i l\u1ecbch s\u1eed<\/strong><\/td>\nV\u00f2ng tr\u00f2n v\u1edbi ch\u1eef \u2018H\u2019<\/td>\nGhi nh\u1edb tr\u1ea1ng th\u00e1i ho\u1ea1t \u0111\u1ed9ng cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc khi nh\u1eadp v\u00e0o m\u1ed9t tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh.<\/td>\n<\/tr>\n<\/table>\n

      Thi\u1ebft k\u1ebf cho k\u1ebft n\u1ed1i v\u00e0 ngu\u1ed3n \u0111i\u1ec7n \ud83d\udd0b<\/h2>\n

      Trong ph\u00e1t tri\u1ec3n IoT, hai y\u1ebfu t\u1ed1 chi ph\u1ed1i thi\u1ebft k\u1ebf: \u0111\u1ed9 tin c\u1eady k\u1ebft n\u1ed1i v\u00e0 ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng. M\u1ed9t m\u00e1y tr\u1ea1ng th\u00e1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t s\u1ebd gi\u1ea3i quy\u1ebft c\u1ea3 hai v\u1ea5n \u0111\u1ec1 c\u00f9ng l\u00fac. Ch\u00fang ta c\u00f3 th\u1ec3 ph\u00e2n lo\u1ea1i c\u00e1c tr\u1ea1ng th\u00e1i th\u00e0nh c\u00e1c nh\u00f3m logic \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a s\u01a1 \u0111\u1ed3.<\/p>\n

      1. Tr\u1ea1ng th\u00e1i qu\u1ea3n l\u00fd ngu\u1ed3n \u0111i\u1ec7n<\/h3>\n

      Th\u1eddi l\u01b0\u1ee3ng pin th\u01b0\u1eddng l\u00e0 ch\u1ec9 s\u1ed1 ch\u00ednh cho th\u00e0nh c\u00f4ng c\u1ee7a IoT. M\u00e1y tr\u1ea1ng th\u00e1i ph\u1ea3i x\u1eed l\u00fd r\u00f5 r\u00e0ng c\u00e1c chuy\u1ec3n ti\u1ebfp ngu\u1ed3n \u0111i\u1ec7n.<\/p>\n

        \n
      • Ho\u1ea1t \u0111\u1ed9ng:<\/strong>B\u1ed9 x\u1eed l\u00fd \u0111ang ch\u1ea1y \u1edf t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a. C\u1ea3m bi\u1ebfn \u0111ang \u0111\u1ecdc d\u1eef li\u1ec7u. Radio \u0111ang truy\u1ec1n t\u00edn hi\u1ec7u.<\/li>\n
      • Ch\u1edd \u0111\u1ee3i:<\/strong>B\u1ed9 x\u1eed l\u00fd \u0111ang ch\u1ea1y \u1edf t\u1ed1c \u0111\u1ed9 th\u1ea5p. C\u1ea3m bi\u1ebfn \u0111ang t\u1eaft. Radio \u0111ang l\u1eafng nghe t\u00edn hi\u1ec7u \u0111\u00e1nh th\u1ee9c.<\/li>\n
      • Ng\u1ee7:<\/strong>B\u1ed9 x\u1eed l\u00fd b\u1ecb d\u1eebng l\u1ea1i. Ch\u1ec9 c\u00f3 b\u1ed9 \u0111\u1ebfm th\u1eddi gian ho\u1eb7c ng\u1eaft m\u1edbi c\u00f3 th\u1ec3 \u0111\u00e1nh th\u1ee9c h\u1ec7 th\u1ed1ng. Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng l\u00e0 r\u1ea5t th\u1ea5p.<\/li>\n
      • Ng\u1ee7 s\u00e2u:<\/strong>H\u1ea7u h\u1ebft c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi \u0111\u1ec1u b\u1ecb ng\u1eaft ngu\u1ed3n. Vi\u1ec7c \u0111\u00e1nh th\u1ee9c l\u1ea1i y\u00eau c\u1ea7u chu\u1ed7i kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111\u00e1ng k\u1ec3.<\/li>\n<\/ul>\n

        C\u00e1c chuy\u1ec3n ti\u1ebfp gi\u1eefa c\u00e1c tr\u1ea1ng th\u00e1i n\u00e0y th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ed9 \u0111\u1ebfm th\u1eddi gian ho\u1eb7c c\u00e1c k\u00edch ho\u1ea1t b\u00ean ngo\u00e0i. V\u00ed d\u1ee5, n\u1ebfu kh\u00f4ng c\u00f3 d\u1eef li\u1ec7u n\u00e0o \u0111\u01b0\u1ee3c truy\u1ec1n trong 5 ph\u00fat, h\u1ec7 th\u1ed1ng s\u1ebd chuy\u1ec3n t\u1eebHo\u1ea1t \u0111\u1ed9ng<\/em> sang Ch\u1edd \u0111\u1ee3i<\/em>. N\u1ebfu kh\u00f4ng c\u00f3 ho\u1ea1t \u0111\u1ed9ng n\u00e0o x\u1ea3y ra trong 1 gi\u1edd, n\u00f3 s\u1ebd chuy\u1ec3n sang Ng\u1ee7<\/em>.<\/p>\n

        2. Tr\u1ea1ng th\u00e1i k\u1ebft n\u1ed1i m\u1ea1ng<\/h3>\n

        C\u00e1c thi\u1ebft b\u1ecb IoT th\u01b0\u1eddng g\u1eb7p kh\u00f3 kh\u0103n v\u1edbi k\u1ebft n\u1ed1i kh\u00f4ng \u1ed5n \u0111\u1ecbnh. Logic ph\u1ea3i x\u1eed l\u00fd l\u1ea1i m\u00e0 kh\u00f4ng r\u01a1i v\u00e0o v\u00f2ng l\u1eb7p.<\/p>\n

          \n
        • Kh\u00f4ng k\u1ebft n\u1ed1i:<\/strong> Kh\u00f4ng c\u00f3 giao di\u1ec7n m\u1ea1ng n\u00e0o kh\u1ea3 d\u1ee5ng.<\/li>\n
        • \u0110ang qu\u00e9t:<\/strong> \u0110ang t\u00ecm ki\u1ebfm c\u00e1c m\u1ea1ng ho\u1eb7c c\u1ed5ng k\u1ebft n\u1ed1i kh\u1ea3 d\u1ee5ng.<\/li>\n
        • \u0110ang x\u00e1c th\u1ef1c:<\/strong> \u0110ang trao \u0111\u1ed5i tay v\u1edbi m\u00e1y ch\u1ee7 ho\u1eb7c c\u1ed5ng k\u1ebft n\u1ed1i.<\/li>\n
        • \u0110\u00e3 k\u1ebft n\u1ed1i:<\/strong> K\u00eanh b\u1ea3o m\u1eadt \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp. C\u00f3 th\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u.<\/li>\n
        • Th\u1eed l\u1ea1i:<\/strong>Tr\u1ea1ng th\u00e1i t\u1ea1m th\u1eddi sau m\u1ed9t l\u1ea7n th\u1eed th\u1ea5t b\u1ea1i.<\/li>\n<\/ul>\n

          M\u1ed9t sai l\u1ea7m ph\u1ed5 bi\u1ebfn l\u00e0 tr\u1ea1ng th\u00e1iTh\u1eed l\u1ea1i<\/em> tr\u1ea1ng th\u00e1i. N\u1ebfu m\u1ed9t thi\u1ebft b\u1ecb th\u1eed l\u1ea1i li\u00ean t\u1ee5c m\u00e0 kh\u00f4ng c\u00f3 chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m d\u1ea7n, n\u00f3 s\u1ebd l\u00e0m h\u1ebft pin v\u00e0 l\u00e0m ngh\u1ebdn m\u1ea1ng. M\u00e1y tr\u1ea1ng th\u00e1i c\u1ea7n ph\u1ea3i \u00e1p d\u1ee5ng m\u1ed9t\u0110i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7<\/strong>tr\u00ean chuy\u1ec3n ti\u1ebfp th\u1eed l\u1ea1i. V\u00ed d\u1ee5:s\u1ed1_l\u1ea7n_th\u1eed < 5<\/code>. N\u1ebfu \u0111i\u1ec1u n\u00e0y th\u1ea5t b\u1ea1i, h\u1ec7 th\u1ed1ng s\u1ebd chuy\u1ec3n sang tr\u1ea1ng th\u00e1iCh\u1edd<\/em>thay v\u00ec l\u1eb7p l\u1ea1i.<\/p>\n

          C\u00e1c m\u1eabu thi\u1ebft k\u1ebf ph\u1ed5 bi\u1ebfn trong h\u1ec7 th\u1ed1ng nh\u00fang \ud83d\udee0\ufe0f<\/h2>\n

          M\u1eb7c d\u00f9 m\u1ed7i thi\u1ebft b\u1ecb l\u00e0 duy nh\u1ea5t, nh\u01b0ng m\u1ed9t s\u1ed1 m\u1eabu th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n trong ph\u1ea7n m\u1ec1m IoT. Nh\u1eadn di\u1ec7n c\u00e1c m\u1eabu n\u00e0y gi\u00fap t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 chu\u1ea9n.<\/p>\n

          M\u1eabu Ping-Pong<\/h3>\n

          D\u00f9ng cho c\u00e1c giao th\u1ee9c y\u00eau c\u1ea7u-\u0111\u00e1p \u1ee9ng. Thi\u1ebft b\u1ecb g\u1eedi m\u1ed9t l\u1ec7nh v\u00e0 ch\u1edd x\u00e1c nh\u1eadn c\u1ee5 th\u1ec3 tr\u01b0\u1edbc khi chuy\u1ec3n sang tr\u1ea1ng th\u00e1i ti\u1ebfp theo.<\/p>\n

            \n
          • Tr\u1ea1ng th\u00e1i A: G\u1eedi y\u00eau c\u1ea7u.<\/li>\n
          • Chuy\u1ec3n ti\u1ebfp: Ch\u1edd ACK.<\/li>\n
          • Tr\u1ea1ng th\u00e1i B: X\u1eed l\u00fd ph\u1ea3n h\u1ed3i.<\/li>\n
          • Chuy\u1ec3n ti\u1ebfp: N\u1ebfu NACK, chuy\u1ec3n sang Tr\u1ea1ng th\u00e1i A (Th\u1eed l\u1ea1i) ho\u1eb7c Tr\u1ea1ng th\u00e1i C (L\u1ed7i).<\/li>\n<\/ul>\n

            M\u1eabu Watchdog<\/h3>\n

            \u0110\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng kh\u00f4ng b\u1ecb treo. M\u1ed9t b\u1ed9 \u0111\u1ebfm th\u1eddi gian s\u1ebd k\u00edch ho\u1ea1t chuy\u1ec3n ti\u1ebfp sang tr\u1ea1ng th\u00e1i kh\u1edfi \u0111\u1ed9ng l\u1ea1i n\u1ebfu v\u00f2ng l\u1eb7p ch\u00ednh kh\u00f4ng b\u00e1o c\u00e1o ti\u1ebfn \u0111\u1ed9 trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh.<\/p>\n

              \n
            • Tr\u1ea1ng th\u00e1i: \u0110ang ch\u1ea1y.<\/li>\n
            • S\u1ef1 ki\u1ec7n: H\u1ebft th\u1eddi gian.<\/li>\n
            • Chuy\u1ec3n ti\u1ebfp: Kh\u1edfi \u0111\u1ed9ng l\u1ea1i h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n

              M\u1eabu tr\u1ea1ng th\u00e1i ph\u00e2n c\u1ea5p<\/h3>\n

              \u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ph\u1ee9c t\u1ea1p, c\u00e1c s\u01a1 \u0111\u1ed3 ph\u1eb3ng tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc. C\u00e1c tr\u1ea1ng th\u00e1i ph\u00e2n c\u1ea5p cho ph\u00e9p b\u1ea1n nh\u00fang c\u00e1c tr\u1ea1ng th\u00e1i b\u00ean trong nhau. V\u00ed d\u1ee5, m\u1ed9t M\u1ea1ng<\/em> tr\u1ea1ng th\u00e1i cha c\u00f3 th\u1ec3 ch\u1ee9a Wifi<\/em>, Bluetooth<\/em>, v\u00e0 Di \u0111\u1ed9ng<\/em> c\u00e1c tr\u1ea1ng th\u00e1i con. \u0110i\u1ec1u n\u00e0y gi\u1ea3m thi\u1ec3u s\u1ef1 l\u1ed9n x\u1ed9n v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c v\u00e0 nh\u00f3m c\u00e1c logic li\u00ean quan l\u1ea1i v\u1edbi nhau.<\/p>\n

              Chuy\u1ec3n \u0111\u1ed5i s\u01a1 \u0111\u1ed3 sang m\u00e3 ngu\u1ed3n \ud83d\udcdd<\/h2>\n

              M\u1ed9t khi s\u01a1 \u0111\u1ed3 \u0111\u00e3 \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n, vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i sang m\u00e3 ngu\u1ed3n ph\u1ea3i ch\u00ednh x\u00e1c. M\u1ee5c ti\u00eau l\u00e0 gi\u1eef cho logic g\u1ea7n v\u1edbi m\u00f4 h\u00ecnh tr\u1ef1c quan. \u0110i\u1ec1u n\u00e0y gi\u00fap vi\u1ec7c g\u1ee1 l\u1ed7i d\u1ec5 d\u00e0ng h\u01a1n v\u00ec b\u1ea1n c\u00f3 th\u1ec3 xem s\u01a1 \u0111\u1ed3 \u0111\u1ec3 hi\u1ec3u lu\u1ed3ng m\u00e3.<\/p>\n

              L\u1ec7nh Switch-Case so v\u1edbi h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng<\/h3>\n

              Nhi\u1ec1u nh\u00e0 ph\u00e1t tri\u1ec3n s\u1eed d\u1ee5ng m\u1ed9t l\u1ec7nh switch<\/code>d\u1ef1a tr\u00ean m\u1ed9t bi\u1ebfn tr\u1ea1ng th\u00e1i ki\u1ec3u s\u1ed1 nguy\u00ean. M\u1eb7c d\u00f9 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c, nh\u01b0ng \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 tr\u1edf n\u00ean kh\u00f3 b\u1ea3o tr\u00ec khi s\u1ed1 l\u01b0\u1ee3ng tr\u1ea1ng th\u00e1i t\u0103ng l\u00ean.<\/p>\n

              M\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn linh ho\u1ea1t h\u01a1n bao g\u1ed3m m\u1eabu \u0111\u1ed1i t\u01b0\u1ee3ng tr\u1ea1ng th\u00e1i. M\u1ed7i tr\u1ea1ng th\u00e1i l\u00e0 m\u1ed9t l\u1edbp ho\u1eb7c c\u1ea5u tr\u00fac v\u1edbi c\u00e1c ph\u01b0\u01a1ng th\u1ee9c cho onEntry<\/code>, onExit<\/code>, v\u00e0 handleEvent<\/code>. V\u00f2ng l\u1eb7p ch\u00ednh s\u1ebd g\u1ecdi ph\u01b0\u01a1ng th\u1ee9c x\u1eed l\u00fd c\u1ee7a tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i.<\/p>\n

                \n
              • H\u00e0nh \u0111\u1ed9ng v\u00e0o:<\/strong> Kh\u1edfi t\u1ea1o c\u00e1c ch\u00e2n GPIO, b\u1eaft \u0111\u1ea7u b\u1ed9 \u0111\u1ebfm th\u1eddi gian, ghi nh\u1eadt k\u00fd thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i.<\/li>\n
              • H\u00e0nh \u0111\u1ed9ng tho\u00e1t:<\/strong> D\u1eebng b\u1ed9 \u0111\u1ebfm th\u1eddi gian, x\u00f3a b\u1ed9 \u0111\u1ec7m, l\u01b0u c\u1ea5u h\u00ecnh v\u00e0o b\u1ed9 nh\u1edb flash.<\/li>\n
              • H\u00e0nh \u0111\u1ed9ng n\u1ed9i b\u1ed9:<\/strong>Logic ch\u1ea1y khi v\u1eabn \u1edf c\u00f9ng m\u1ed9t tr\u1ea1ng th\u00e1i (v\u00ed d\u1ee5: ki\u1ec3m tra gi\u00e1 tr\u1ecb c\u1ea3m bi\u1ebfn).<\/li>\n<\/ul>\n

                Ghi l\u1ea1i c\u00e1c thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i<\/h3>\n

                Trong m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t, b\u1ea1n kh\u00f4ng th\u1ec3 lu\u00f4n g\u1eafn tr\u00ecnh g\u1ee1 l\u1ed7i. Ghi l\u1ea1i c\u00e1c chuy\u1ec3n ti\u1ebfp tr\u1ea1ng th\u00e1i l\u00e0 m\u1ed9t th\u1ef1c h\u00e0nh t\u1ed1t. M\u1ed7i khi c\u00f3 m\u1ed9t chuy\u1ec3n ti\u1ebfp x\u1ea3y ra, h\u1ec7 th\u1ed1ng n\u00ean ghi l\u1ea1i m\u1ed9t m\u1ee5c nh\u1eadt k\u00fd.<\/p>\n

                LOG(\"Chuy\u1ec3n ti\u1ebfp: Ho\u1ea1t \u0111\u1ed9ng -> Ng\u1ee7\")<\/code><\/p>\n

                \u0110i\u1ec1u n\u00e0y cho ph\u00e9p b\u1ea1n theo d\u00f5i v\u00f2ng \u0111\u1eddi c\u1ee7a thi\u1ebft b\u1ecb t\u1eeb xa. N\u1ebfu m\u1ed9t thi\u1ebft b\u1ecb ng\u1eebng g\u1eedi b\u00e1o c\u00e1o, m\u1ee5c nh\u1eadt k\u00fd cu\u1ed1i c\u00f9ng s\u1ebd cho b\u1ea1n bi\u1ebft ch\u00ednh x\u00e1c tr\u1ea1ng th\u00e1i n\u00e0o m\u00e0 thi\u1ebft b\u1ecb \u0111ang \u1edf khi im l\u1eb7ng.<\/p>\n

                G\u1ee1 l\u1ed7i v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 \ud83d\udd27<\/h2>\n

                Ngay c\u1ea3 v\u1edbi s\u01a1 \u0111\u1ed3 ho\u00e0n h\u1ea3o, l\u1ed7i tri\u1ec3n khai v\u1eabn x\u1ea3y ra. C\u00e1c v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn trong m\u00e1y tr\u1ea1ng th\u00e1i IoT bao g\u1ed3m \u0111i\u1ec1u ki\u1ec7n c\u1ea1nh tranh, k\u1eb9t ch\u1ebft v\u00e0 nh\u1ea3y tr\u1ea1ng th\u00e1i kh\u00f4ng mong mu\u1ed1n.<\/p>\n

                1. K\u1eb9t ch\u1ebft<\/h3>\n

                K\u1eb9t ch\u1ebft x\u1ea3y ra khi h\u1ec7 th\u1ed1ng \u0111i v\u00e0o m\u1ed9t tr\u1ea1ng th\u00e1i kh\u00f4ng c\u00f3 chuy\u1ec3n ti\u1ebfp ra n\u00e0o. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng x\u1ea3y ra n\u1ebfu m\u1ed9t s\u1ef1 ki\u1ec7n c\u1ee5 th\u1ec3 ch\u01b0a bao gi\u1edd \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t. \u0110\u1ec3 ng\u0103n ch\u1eb7n \u0111i\u1ec1u n\u00e0y, h\u00e3y \u0111\u1ea3m b\u1ea3o m\u1ecdi tr\u1ea1ng th\u00e1i \u0111\u1ec1u c\u00f3 \u0111\u01b0\u1eddng tho\u00e1t \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, ngay c\u1ea3 khi \u0111\u00f3 l\u00e0 m\u1ed9t v\u00f2ng l\u1eb7p t\u1ef1 th\u00e2n ho\u1eb7c chuy\u1ec3n ti\u1ebfp \u0111\u1ebfn tr\u1ea1ng th\u00e1i m\u1eb7c \u0111\u1ecbnh\u0110\u1eb7t l\u1ea1i<\/em> tr\u1ea1ng th\u00e1i.<\/p>\n

                2. \u0110i\u1ec1u ki\u1ec7n c\u1ea1nh tranh<\/h3>\n

                C\u00e1c ng\u1eaft c\u00f3 th\u1ec3 x\u1ea3y ra trong khi v\u00f2ng l\u1eb7p ch\u00ednh \u0111ang x\u1eed l\u00fd m\u1ed9t chuy\u1ec3n ti\u1ebfp tr\u1ea1ng th\u00e1i. N\u1ebfu m\u1ed9t ng\u1eaft thay \u0111\u1ed5i m\u1ed9t bi\u1ebfn m\u00e0 m\u00e1y tr\u1ea1ng th\u00e1i ph\u1ee5 thu\u1ed9c v\u00e0o, logic c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng. S\u1eed d\u1ee5ng c\u00e1c thao t\u00e1c nguy\u00ean t\u1eed ho\u1eb7c c\u00e1c \u0111o\u1ea1n m\u00e3 quan tr\u1ecdng khi c\u1eadp nh\u1eadt c\u00e1c bi\u1ebfn tr\u1ea1ng th\u00e1i.<\/p>\n

                3. Chuy\u1ec3n ti\u1ebfp kh\u00f4ng h\u1ee3p l\u1ec7<\/h3>\n

                \u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu m\u1ed9t s\u1ef1 ki\u1ec7n x\u1ea3y ra m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a cho tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i? S\u01a1 \u0111\u1ed3 ph\u1ea3i t\u00ednh \u0111\u1ebfn \u0111i\u1ec1u n\u00e0y. M\u1ed9t chi\u1ebfn l\u01b0\u1ee3c ph\u1ed5 bi\u1ebfn l\u00e0 s\u1eed d\u1ee5ng m\u1ed9t tr\u00ecnh x\u1eed l\u00fd Tr\u1ea1ng th\u00e1i To\u00e0n c\u1ee5c<\/strong> ho\u1eb7c M\u1ecdiTr\u1ea1ngTh\u00e1i<\/em> tr\u00ecnh x\u1eed l\u00fd b\u1eaft c\u00e1c s\u1ef1 ki\u1ec7n kh\u00f4ng mong \u0111\u1ee3i v\u00e0 ghi l\u1ea1i ch\u00fang \u0111\u1ec3 ph\u00e2n t\u00edch.<\/p>\n

                T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf: N\u00fat c\u1ea3m bi\u1ebfn th\u00f4ng minh \ud83d\udce1<\/h2>\n

                H\u00e3y \u00e1p d\u1ee5ng \u0111i\u1ec1u n\u00e0y v\u00e0o m\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t n\u00fat c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 g\u1eedi d\u1eef li\u1ec7u l\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y m\u1ed7i 10 ph\u00fat.<\/p>\n

                Lu\u1ed3ng tr\u1ea1ng th\u00e1i<\/h3>\n
                  \n
                1. Kh\u1edfi \u0111\u1ed9ng:<\/strong>Kh\u1edfi t\u1ea1o ph\u1ea7n c\u1ee9ng, t\u1ea3i c\u1ea5u h\u00ecnh t\u1eeb b\u1ed9 nh\u1edb kh\u00f4ng d\u1ec5 bay h\u01a1i.<\/li>\n
                2. Kh\u1edfi t\u1ea1o Radio:<\/strong>Ki\u1ec3m tra xem m\u00f4-\u0111un radio \u0111\u00e3 s\u1eb5n s\u00e0ng ch\u01b0a.<\/li>\n
                3. Qu\u00e9t m\u1ea1ng:<\/strong>T\u00ecm ki\u1ebfm c\u1ed5ng giao ti\u1ebfp.<\/li>\n
                4. K\u1ebft n\u1ed1i:<\/strong>Thi\u1ebft l\u1eadp thao t\u00e1c b\u1eaft tay.<\/li>\n
                5. \u0110o l\u01b0\u1eddng:<\/strong>\u0110\u1ecdc c\u1ea3m bi\u1ebfn.<\/li>\n
                6. Truy\u1ec1n:<\/strong>G\u1eedi g\u00f3i d\u1eef li\u1ec7u.<\/li>\n
                7. X\u00e1c nh\u1eadn:<\/strong>Ch\u1edd x\u00e1c nh\u1eadn t\u1eeb \u0111\u00e1m m\u00e2y.<\/li>\n
                8. Ng\u1ee7:<\/strong>V\u00e0o ch\u1ebf \u0111\u1ed9 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong 10 ph\u00fat.<\/li>\n<\/ol>\n

                  N\u1ebfu k\u1ebft n\u1ed1i th\u1ea5t b\u1ea1i \u1edf b\u01b0\u1edbcK\u1ebft n\u1ed1i<\/em>th\u00ec \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 s\u1ebd ki\u1ec3m tra s\u1ed1 l\u1ea7n th\u1eed l\u1ea1i. N\u1ebfu \u0111\u00e3 th\u1eed h\u1ebft l\u1ea7n, n\u00f3 s\u1ebd chuy\u1ec3n sang tr\u1ea1ng th\u00e1iCh\u1edd<\/em>trong v\u00f2ng 1 gi\u1edd tr\u01b0\u1edbc khi th\u1eed l\u1ea1i. \u0110i\u1ec1u n\u00e0y ng\u0103n ng\u1eeba hao pin do c\u1ed1 g\u1eafng k\u1ebft n\u1ed1i li\u00ean t\u1ee5c.<\/p>\n

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

                  S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i l\u00e0 m\u1ed9t t\u00e0i li\u1ec7u s\u1ed1ng. Khi s\u1ea3n ph\u1ea9m ph\u00e1t tri\u1ec3n, s\u01a1 \u0111\u1ed3 c\u0169ng ph\u1ea3i ph\u00e1t tri\u1ec3n theo. Tu\u00e2n th\u1ee7 c\u00e1c th\u1ef1c h\u00e0nh n\u00e0y \u0111\u1ec3 duy tr\u00ec s\u1ef1 r\u00f5 r\u00e0ng.<\/p>\n

                    \n
                  • Gi\u1eef \u0111\u01a1n gi\u1ea3n:<\/strong>N\u1ebfu m\u1ed9t s\u01a1 \u0111\u1ed3 c\u00f3 qu\u00e1 nhi\u1ec1u tr\u1ea1ng th\u00e1i, h\u00e3y c\u00e2n nh\u1eafc chia h\u1ec7 th\u1ed1ng th\u00e0nh nhi\u1ec1u m\u00e1y tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau.<\/li>\n
                  • S\u1eed d\u1ee5ng kh\u00f4ng gian t\u00ean:<\/strong>\u0110\u1eb7t ti\u1ec1n t\u1ed1 t\u00ean tr\u1ea1ng th\u00e1i b\u1eb1ng t\u00ean th\u00e0nh ph\u1ea7n \u0111\u1ec3 tr\u00e1nh nh\u1ea7m l\u1eabn (v\u00ed d\u1ee5,WiFi.\u0110ang k\u1ebft n\u1ed1i<\/code>, WiFi.K\u1ebft n\u1ed1i th\u00e0nh c\u00f4ng<\/code>).<\/li>\n
                  • Ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n:<\/strong>L\u01b0u s\u01a1 \u0111\u1ed3 trong c\u00f9ng m\u1ed9t kho m\u00e3 ngu\u1ed3n v\u1edbi m\u00e3 ngu\u1ed3n. Nh\u1eefng thay \u0111\u1ed5i v\u1ec1 logic ph\u1ea3i \u0111i k\u00e8m v\u1edbi c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3.<\/li>\n
                  • Xem x\u00e9t th\u01b0\u1eddng xuy\u00ean:<\/strong>Trong qu\u00e1 tr\u00ecnh xem x\u00e9t m\u00e3 ngu\u1ed3n, ki\u1ec3m tra xem vi\u1ec7c tri\u1ec3n khai c\u00f3 kh\u1edbp v\u1edbi s\u01a1 \u0111\u1ed3 hay kh\u00f4ng. N\u1ebfu ch\u00fang kh\u00e1c nhau, h\u00e3y c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 ngay l\u1eadp t\u1ee9c.<\/li>\n<\/ul>\n

                    Xem x\u00e9t n\u00e2ng cao: Tr\u1ea1ng th\u00e1i ph\u00e2n c\u1ea5p \ud83d\udcc9<\/h2>\n

                    Khi h\u1ec7 th\u1ed1ng ph\u00e1t tri\u1ec3n, s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i ph\u1eb3ng tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc. M\u00e1y tr\u1ea1ng th\u00e1i ph\u00e2n c\u1ea5p (HSM) cho ph\u00e9p b\u1ea1n \u0111\u1ecbnh ngh\u0129aTr\u1ea1ng th\u00e1i si\u00eau<\/em>.<\/p>\n

                    V\u00ed d\u1ee5, m\u1ed9t Giao ti\u1ebfp<\/em> tr\u1ea1ng th\u00e1i si\u00eau c\u00f3 th\u1ec3 ch\u1ee9a Wifi<\/em>, LoRa<\/em>, v\u00e0 Bluetooth<\/em> c\u00e1c tr\u1ea1ng th\u00e1i con. N\u1ebfu thi\u1ebft b\u1ecb chuy\u1ec3n t\u1eeb Wifi sang LoRa, n\u00f3 c\u00f3 th\u1ec3 tho\u00e1t kh\u1ecfi Giao ti\u1ebfp<\/em> tr\u1ea1ng th\u00e1i si\u00eau v\u00e0 quay l\u1ea1i v\u1edbi ch\u1ebf \u0111\u1ed9 m\u1edbi. \u0110i\u1ec1u n\u00e0y ti\u1ebft ki\u1ec7m kh\u00f4ng gian v\u00e0 logic.<\/p>\n

                    Tr\u1ea1ng th\u00e1i l\u1ecbch s\u1eed trong HSM<\/h3>\n

                    Khi tho\u00e1t kh\u1ecfi m\u1ed9t tr\u1ea1ng th\u00e1i si\u00eau v\u00e0 quay l\u1ea1i sau n\u00e0y, b\u1ea1n c\u00f3 quay v\u1ec1 tr\u1ea1ng th\u00e1i con ban \u0111\u1ea7u hay tr\u1ea1ng th\u00e1i con ho\u1ea1t \u0111\u1ed9ng cu\u1ed1i c\u00f9ng? M\u1ed9t n\u00fat L\u1ecbch s\u1eed n\u00f4ng<\/em> s\u1ebd quay v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u. M\u1ed9t n\u00fat L\u1ecbch s\u1eed s\u00e2u<\/em> s\u1ebd ghi nh\u1edb tr\u1ea1ng th\u00e1i con c\u1ee5 th\u1ec3 \u0111ang ho\u1ea1t \u0111\u1ed9ng tr\u01b0\u1edbc khi tho\u00e1t. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng cho ch\u1ee9c n\u0103ng ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng sau khi m\u1ea5t \u0111i\u1ec7n.<\/p>\n

                    Suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 ki\u1ebfn tr\u00fac \ud83c\udfc1<\/h2>\n

                    X\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng IoT \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ef7 lu\u1eadt. T\u00ednh b\u1ea5t \u0111\u1ecbnh c\u1ee7a th\u1ebf gi\u1edbi v\u1eadt l\u00fd\u2014s\u1ef1 dao \u0111\u1ed9ng \u0111i\u1ec7n \u00e1p, nhi\u1ec5u t\u00edn hi\u1ec7u, l\u1ed7i ph\u1ea7n c\u1ee9ng\u2014\u0111\u00f2i h\u1ecfi ph\u1ea7n m\u1ec1m ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i l\u00e0 b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf cho s\u1ef1 b\u1ec1n b\u1ec9 \u0111\u00f3.<\/p>\n

                    B\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng c\u00e1c tr\u1ea1ng th\u00e1i v\u00e0 chuy\u1ec3n ti\u1ebfp, b\u1ea1n gi\u1ea3m thi\u1ec3u s\u1ef1 m\u01a1 h\u1ed3. C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 \u0111\u1ecdc m\u00f4 h\u00ecnh \u0111\u1ec3 hi\u1ec3u h\u00e0nh vi c\u1ee7a thi\u1ebft b\u1ecb m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ecdc t\u1eebng d\u00f2ng m\u00e3. Khi x\u1ea3y ra s\u1ef1 c\u1ed1, s\u01a1 \u0111\u1ed3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ngu\u1ed3n g\u1ed1c v\u1ea5n \u0111\u1ec1. N\u00f3 bi\u1ebfn h\u1ed7n lo\u1ea1n th\u00e0nh tr\u1eadt t\u1ef1.<\/p>\n

                    D\u00e0nh th\u1eddi gian cho vi\u1ec7c m\u00f4 h\u00ecnh h\u00f3a tr\u01b0\u1edbc khi vi\u1ebft m\u00e3. C\u00f4ng s\u1ee9c b\u1ecf ra \u0111\u1ec3 tinh ch\u1ec9nh m\u00e1y tr\u1ea1ng th\u00e1i s\u1ebd mang l\u1ea1i l\u1ee3i \u00edch l\u1edbn trong qu\u00e1 tr\u00ecnh g\u1ee1 l\u1ed7i v\u00e0 b\u1ea3o tr\u00ec trong t\u01b0\u01a1ng lai. Khi b\u1ea1n thi\u1ebft k\u1ebf th\u1ebf h\u1ec7 thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i ti\u1ebfp theo, h\u00e3y \u0111\u1ec3 s\u01a1 \u0111\u1ed3 d\u1eabn d\u1eaft t\u01b0 duy c\u1ee7a b\u1ea1n. M\u1ed9t m\u00e1y tr\u1ea1ng th\u00e1i \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac t\u1ed1t l\u00e0 n\u1ec1n t\u1ea3ng cho m\u1ed9t s\u1ea3n ph\u1ea9m IoT \u1ed5n \u0111\u1ecbnh.<\/p>\n

                    H\u00e3y nh\u1edb, m\u1ee5c ti\u00eau l\u00e0 \u0111\u1ed9 tin c\u1eady. D\u00f9 thi\u1ebft b\u1ecb \u1edf nh\u00e0 m\u00e1y, trong nh\u00e0 hay n\u01a1i hoang d\u00e3, n\u00f3 ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng nh\u01b0 mong \u0111\u1ee3i. M\u00e1y tr\u1ea1ng th\u00e1i \u0111\u1ea3m b\u1ea3o r\u1eb1ng k\u1ef3 v\u1ecdng \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n.<\/p>\n","protected":false},"excerpt":{"rendered":"

                    C\u00e1c thi\u1ebft b\u1ecb Internet v\u1ea1n v\u1eadt (IoT) ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng m\u00e0 t\u00ednh d\u1ef1 \u0111o\u00e1n th\u01b0\u1eddng th\u1ea5p, v\u00e0 t\u00e0i<\/p>\n","protected":false},"author":3479,"featured_media":11192,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n IoT: H\u01b0\u1edbng d\u1eabn UML \u2699\ufe0f","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cho ki\u1ebfn tr\u00fac IoT. Bao g\u1ed3m FSM, c\u00e1c chuy\u1ec3n ti\u1ebfp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng nh\u00fang.","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[127],"tags":[162,101],"class_list":["post-11191","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language","tag-academic","tag-uml"],"yoast_head":"\nS\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n IoT: H\u01b0\u1edbng d\u1eabn UML \u2699\ufe0f<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cho ki\u1ebfn tr\u00fac IoT. Bao g\u1ed3m FSM, c\u00e1c chuy\u1ec3n ti\u1ebfp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng nh\u00fang.\" \/>\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.archimetric.com\/vn\/state-machine-diagram-iot-developers\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n IoT: H\u01b0\u1edbng d\u1eabn UML \u2699\ufe0f\" \/>\n<meta property=\"og:description\" content=\"H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cho ki\u1ebfn tr\u00fac IoT. Bao g\u1ed3m FSM, c\u00e1c chuy\u1ec3n ti\u1ebfp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng nh\u00fang.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/\" \/>\n<meta property=\"og:site_name\" content=\"ArchiMetric Vietnamese\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-10T09:38:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.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=\"archimetric@visual-paradigm.com\" \/>\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=\"archimetric@visual-paradigm.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"23 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/\"},\"author\":{\"name\":\"archimetric@visual-paradigm.com\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28\"},\"headline\":\"T\u1ed5ng quan v\u1ec1 s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i: n\u1ec1n t\u1ea3ng thi\u1ebft y\u1ebfu cho m\u1ecdi nh\u00e0 ph\u00e1t tri\u1ec3n IoT\",\"datePublished\":\"2026-04-10T09:38:54+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/\"},\"wordCount\":4511,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg\",\"keywords\":[\"academic\",\"UML\"],\"articleSection\":[\"Unified Modeling Language\"],\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/\",\"url\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/\",\"name\":\"S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n IoT: H\u01b0\u1edbng d\u1eabn UML \u2699\ufe0f\",\"isPartOf\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg\",\"datePublished\":\"2026-04-10T09:38:54+00:00\",\"author\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28\"},\"description\":\"H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cho ki\u1ebfn tr\u00fac IoT. Bao g\u1ed3m FSM, c\u00e1c chuy\u1ec3n ti\u1ebfp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng nh\u00fang.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage\",\"url\":\"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg\",\"contentUrl\":\"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg\",\"width\":1664,\"height\":928},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.archimetric.com\/vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"T\u1ed5ng quan v\u1ec1 s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i: n\u1ec1n t\u1ea3ng thi\u1ebft y\u1ebfu cho m\u1ecdi nh\u00e0 ph\u00e1t tri\u1ec3n IoT\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/#website\",\"url\":\"https:\/\/www.archimetric.com\/vn\/\",\"name\":\"ArchiMetric Vietnamese\",\"description\":\"EA, Dev Ops, Scrum, Agile and More\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.archimetric.com\/vn\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28\",\"name\":\"archimetric@visual-paradigm.com\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g\",\"caption\":\"archimetric@visual-paradigm.com\"},\"url\":\"https:\/\/www.archimetric.com\/vn\/author\/archimetricvisual-paradigm-com\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n IoT: H\u01b0\u1edbng d\u1eabn UML \u2699\ufe0f","description":"H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cho ki\u1ebfn tr\u00fac IoT. Bao g\u1ed3m FSM, c\u00e1c chuy\u1ec3n ti\u1ebfp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng nh\u00fang.","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.archimetric.com\/vn\/state-machine-diagram-iot-developers\/","og_locale":"vi_VN","og_type":"article","og_title":"S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n IoT: H\u01b0\u1edbng d\u1eabn UML \u2699\ufe0f","og_description":"H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cho ki\u1ebfn tr\u00fac IoT. Bao g\u1ed3m FSM, c\u00e1c chuy\u1ec3n ti\u1ebfp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng nh\u00fang.","og_url":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/","og_site_name":"ArchiMetric Vietnamese","article_published_time":"2026-04-10T09:38:54+00:00","og_image":[{"width":1664,"height":928,"url":"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg","type":"image\/jpeg"}],"author":"archimetric@visual-paradigm.com","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"archimetric@visual-paradigm.com","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"23 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#article","isPartOf":{"@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/"},"author":{"name":"archimetric@visual-paradigm.com","@id":"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28"},"headline":"T\u1ed5ng quan v\u1ec1 s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i: n\u1ec1n t\u1ea3ng thi\u1ebft y\u1ebfu cho m\u1ecdi nh\u00e0 ph\u00e1t tri\u1ec3n IoT","datePublished":"2026-04-10T09:38:54+00:00","mainEntityOfPage":{"@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/"},"wordCount":4511,"commentCount":0,"image":{"@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage"},"thumbnailUrl":"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg","keywords":["academic","UML"],"articleSection":["Unified Modeling Language"],"inLanguage":"vi","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/","url":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/","name":"S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i cho c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n IoT: H\u01b0\u1edbng d\u1eabn UML \u2699\ufe0f","isPartOf":{"@id":"https:\/\/www.archimetric.com\/vn\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage"},"image":{"@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage"},"thumbnailUrl":"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg","datePublished":"2026-04-10T09:38:54+00:00","author":{"@id":"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28"},"description":"H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cho ki\u1ebfn tr\u00fac IoT. Bao g\u1ed3m FSM, c\u00e1c chuy\u1ec3n ti\u1ebfp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng nh\u00fang.","breadcrumb":{"@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#primaryimage","url":"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg","contentUrl":"https:\/\/www.archimetric.com\/vn\/wp-content\/uploads\/sites\/12\/2026\/04\/iot-state-machine-diagram-infographic-marker-illustration.jpg","width":1664,"height":928},{"@type":"BreadcrumbList","@id":"https:\/\/www.archimetric.com\/vn\/state-machine-diagram-iot-developers\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.archimetric.com\/vn\/"},{"@type":"ListItem","position":2,"name":"T\u1ed5ng quan v\u1ec1 s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i: n\u1ec1n t\u1ea3ng thi\u1ebft y\u1ebfu cho m\u1ecdi nh\u00e0 ph\u00e1t tri\u1ec3n IoT"}]},{"@type":"WebSite","@id":"https:\/\/www.archimetric.com\/vn\/#website","url":"https:\/\/www.archimetric.com\/vn\/","name":"ArchiMetric Vietnamese","description":"EA, Dev Ops, Scrum, Agile and More","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.archimetric.com\/vn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Person","@id":"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28","name":"archimetric@visual-paradigm.com","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.archimetric.com\/vn\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/de58c1924d83d002dbce0b79f74ba4b70e2f85238332df6cabc0227effdf470d?s=96&d=mm&r=g","caption":"archimetric@visual-paradigm.com"},"url":"https:\/\/www.archimetric.com\/vn\/author\/archimetricvisual-paradigm-com\/"}]}},"_links":{"self":[{"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/posts\/11191","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/users\/3479"}],"replies":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/comments?post=11191"}],"version-history":[{"count":0,"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/posts\/11191\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/media\/11192"}],"wp:attachment":[{"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/media?parent=11191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/categories?post=11191"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.archimetric.com\/vn\/wp-json\/wp\/v2\/tags?post=11191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}