{"id":1972,"date":"2026-03-11T05:27:57","date_gmt":"2026-03-11T05:27:57","guid":{"rendered":"https:\/\/www.tech-posts.com\/vi\/understanding-uml-state-machine-diagrams-a-comprehensive-guide\/"},"modified":"2026-03-11T05:27:57","modified_gmt":"2026-03-11T05:27:57","slug":"understanding-uml-state-machine-diagrams-a-comprehensive-guide","status":"publish","type":"post","link":"https:\/\/www.tech-posts.com\/vi\/understanding-uml-state-machine-diagrams-a-comprehensive-guide\/","title":{"rendered":"Hi\u1ec3u v\u1ec1 s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n"},"content":{"rendered":"<p>UML (<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-uml\/\">Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t<\/a>) <a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/tutorials\/state-machine-diagram-tutorial\/\">S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i<\/a>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i, l\u00e0 c\u00f4ng c\u1ee5 quan tr\u1ecdng trong k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng. Ch\u00fang cung c\u1ea5p c\u00e1ch chu\u1ea9n h\u00f3a \u0111\u1ec3 tr\u1ef1c quan h\u00f3a h\u00e0nh vi \u0111\u1ed9ng c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng, m\u00f4 t\u1ea3 chi ti\u1ebft c\u00e1ch m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c \u201ctr\u1ea1ng th\u00e1i\u201d kh\u00e1c nhau d\u1ef1a tr\u00ean c\u00e1c s\u1ef1 ki\u1ec7n ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3. B\u00e0i vi\u1ebft n\u00e0y \u0111i s\u00e2u v\u00e0o c\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML, s\u1eed d\u1ee5ng v\u00ed d\u1ee5 v\u1ec1 m\u1ed9t h\u1ec7 th\u1ed1ng\u00a0<strong>H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu<\/strong>\u00a0(v\u00ed d\u1ee5 nh\u01b0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 ho\u1eb7c h\u1ec7 th\u1ed1ng HVAC) \u0111\u1ec3 minh h\u1ecda ch\u1ee9c n\u0103ng v\u00e0 \u00fd ngh\u0129a c\u1ee7a ch\u00fang.<\/p>\n<h2>C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML<\/h2>\n<h3>1. Tr\u1ea1ng th\u00e1i gi\u1ea3 kh\u1edfi \u0111\u1ea7u<\/h3>\n<p>Tr\u1ea1ng th\u00e1i\u00a0<strong>gi\u1ea3 kh\u1edfi \u0111\u1ea7u<\/strong>\u00a0\u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u1ed9t h\u00ecnh tr\u00f2n \u0111en \u0111\u1eadm v\u00e0 ch\u1ec9 ra \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e1y tr\u1ea1ng th\u00e1i. Y\u1ebfu t\u1ed1 n\u00e0y \u0111\u00e1nh d\u1ea5u n\u01a1i h\u1ec7 th\u1ed1ng b\u1eaft \u0111\u1ea7u h\u00e0nh tr\u00ecnh qua c\u00e1c tr\u1ea1ng th\u00e1i kh\u00e1c nhau.<\/p>\n<h3>2. Tr\u1ea1ng th\u00e1i<\/h3>\n<p><strong>C\u00e1c tr\u1ea1ng th\u00e1i<\/strong>\u00a0\u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng c\u00e1c h\u00ecnh ch\u1eef nh\u1eadt bo tr\u00f2n v\u00e0 th\u1ec3 hi\u1ec7n m\u1ed9t \u0111i\u1ec1u ki\u1ec7n ho\u1eb7c t\u00ecnh hu\u1ed1ng c\u1ee5 th\u1ec3 trong v\u00f2ng \u0111\u1eddi c\u1ee7a h\u1ec7 th\u1ed1ng. Trong v\u00ed d\u1ee5 H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu c\u1ee7a ch\u00fang ta, c\u00e1c tr\u1ea1ng th\u00e1i bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng:<\/strong>\u00a0H\u1ec7 th\u1ed1ng kh\u00f4ng \u0111ang ho\u1ea1t \u0111\u1ed9ng l\u00e0m n\u00f3ng ho\u1eb7c l\u00e0m l\u1ea1nh.<\/p>\n<\/li>\n<li>\n<p><strong>L\u00e0m m\u00e1t:<\/strong>\u00a0H\u1ec7 th\u1ed1ng \u0111ang t\u00edch c\u1ef1c lo\u1ea1i b\u1ecf nhi\u1ec7t.<\/p>\n<\/li>\n<li>\n<p><strong>L\u00e0m n\u00f3ng:<\/strong>\u00a0H\u1ec7 th\u1ed1ng \u0111ang t\u00edch c\u1ef1c th\u00eam nhi\u1ec7t.<\/p>\n<\/li>\n<\/ul>\n<h3>3. Chuy\u1ec3n ti\u1ebfp<\/h3>\n<p><strong>C\u00e1c chuy\u1ec3n ti\u1ebfp<\/strong>\u00a0\u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng c\u00e1c m\u0169i t\u00ean n\u1ed1i c\u00e1c tr\u1ea1ng th\u00e1i, cho th\u1ea5y c\u00e1ch v\u00e0 khi n\u00e0o h\u1ec7 th\u1ed1ng chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i n\u00e0y sang tr\u1ea1ng th\u00e1i kh\u00e1c. M\u1ed7i chuy\u1ec3n ti\u1ebfp \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi m\u1ed9t s\u1ef1 ki\u1ec7n (v\u00ed d\u1ee5: thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9) khi\u1ebfn h\u1ec7 th\u1ed1ng thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i c\u1ee7a m\u00ecnh.<\/p>\n<h3>4. Tr\u1ea1ng th\u00e1i l\u1ed3ng (Tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh)<\/h3>\n<p>M\u1ed9t\u00a0<strong>Tr\u1ea1ng th\u00e1i l\u1ed3ng<\/strong>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ed9t\u00a0<strong>Tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh<\/strong>, l\u00e0 m\u1ed9t tr\u1ea1ng th\u00e1i ch\u1ee9a c\u00e1c tr\u1ea1ng th\u00e1i kh\u00e1c b\u00ean trong n\u00f3. V\u00ed d\u1ee5, tr\u1ea1ng th\u00e1i\u00a0<strong>\u0110ang s\u01b0\u1edfi \u1ea5m<\/strong>\u00a0tr\u1ea1ng th\u00e1i bao g\u1ed3m hai tr\u1ea1ng th\u00e1i n\u1ed9i b\u1ed9:<\/p>\n<ul>\n<li>\n<p><strong>B\u1eaft \u0111\u1ea7u:<\/strong>\u00a0H\u1ec7 th\u1ed1ng \u0111ang chu\u1ea9n b\u1ecb s\u01b0\u1edfi \u1ea5m.<\/p>\n<\/li>\n<li>\n<p><strong>\u0110ang ho\u1ea1t \u0111\u1ed9ng:<\/strong>\u00a0H\u1ec7 th\u1ed1ng \u0111ang s\u01b0\u1edfi \u1ea5m hi\u1ec7n t\u1ea1i.<\/p>\n<\/li>\n<\/ul>\n<p>S\u1ef1 ph\u00e2n c\u1ea5p n\u00e0y cho ph\u00e9p c\u00e1c h\u00e0nh vi ph\u1ee9c t\u1ea1p h\u01a1n v\u00e0 h\u1ed7 tr\u1ee3 vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c tr\u1ea1ng th\u00e1i b\u00ean trong tr\u1ea1ng th\u00e1i.<\/p>\n<h3>5. Tr\u1ea1ng th\u00e1i cu\u1ed1i<\/h3>\n<p>Tr\u1ea1ng th\u00e1i\u00a0<strong>Tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong>\u00a0\u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng m\u1ed9t h\u00ecnh tr\u00f2n \u0111en c\u00f3 v\u00e0nh tr\u00f2n xung quanh. B\u1ed9 ph\u1eadn n\u00e0y cho th\u1ea5y \u0111i\u1ec3m k\u1ebft th\u00fac c\u1ee7a qu\u00e1 tr\u00ecnh m\u00e1y tr\u1ea1ng th\u00e1i, cho bi\u1ebft h\u1ec7 th\u1ed1ng \u0111\u00e3 v\u00e0o tr\u1ea1ng th\u00e1i k\u1ebft th\u00fac, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ecb t\u1eaft ho\u1eb7c kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<h2>C\u00e1ch h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu ho\u1ea1t \u0111\u1ed9ng<\/h2>\n<p>Hi\u1ec3u \u0111\u01b0\u1ee3c lu\u1ed3ng c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu gi\u00fap l\u00e0m r\u00f5 c\u00e1ch c\u00e1c tr\u1ea1ng th\u00e1i v\u00e0 chuy\u1ec3n ti\u1ebfp t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch logic c\u1ee7a h\u1ec7 th\u1ed1ng:<\/p>\n<p><img alt=\"State Machine Diagram Tutorial\" decoding=\"async\" src=\"https:\/\/online.visual-paradigm.com\/images\/tutorials\/state-machine-diagram-tutorial\/01-state-machine-diagram-example.png\"\/><\/p>\n<ol>\n<li>\n<p><strong>B\u1eaft \u0111\u1ea7u (Tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u):<\/strong><\/p>\n<ul>\n<li>\n<p>Ng\u01b0\u1eddi d\u00f9ng \u201cb\u1eadt\u201d h\u1ec7 th\u1ed1ng, v\u00e0 n\u00f3 kh\u1edfi t\u1ea1o \u1edf tr\u1ea1ng th\u00e1i\u00a0<strong>\u0110ang ch\u1edd<\/strong>\u00a0tr\u1ea1ng th\u00e1i.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>Chuy\u1ec3n ti\u1ebfp logic:<\/strong><\/p>\n<ul>\n<li>\n<p>N\u1ebfu nhi\u1ec7t \u0111\u1ed9 t\u0103ng v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng \u0111\u00e3 \u0111\u1eb7t (t\u1ee9c l\u00e0\u00a0<strong>qu\u00e1 n\u00f3ng<\/strong>), h\u1ec7 th\u1ed1ng chuy\u1ec3n sang tr\u1ea1ng th\u00e1i\u00a0<strong>\u0110ang l\u00e0m m\u00e1t<\/strong>\u00a0tr\u1ea1ng th\u00e1i. Khi \u0111\u1ea1t \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 mong mu\u1ed1n, n\u00f3 s\u1ebd quay tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i\u00a0<strong>\u0110ang ch\u1edd<\/strong>\u00a0tr\u1ea1ng th\u00e1i.<\/p>\n<\/li>\n<li>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi m\u1ed9t m\u1ee9c nh\u1ea5t \u0111\u1ecbnh (t\u1ee9c l\u00e0\u00a0<strong>qu\u00e1 l\u1ea1nh<\/strong>), h\u1ec7 th\u1ed1ng s\u1ebd v\u00e0o tr\u1ea1ng th\u00e1i\u00a0<strong>\u0110ang s\u01b0\u1edfi \u1ea5m<\/strong>tr\u1ea1ng th\u00e1i. Tr\u1ea1ng th\u00e1i n\u00e0y bao g\u1ed3m hai giai \u0111o\u1ea1n:<\/p>\n<ul>\n<li>\n<p><strong>B\u1eaft \u0111\u1ea7u:<\/strong>H\u1ec7 th\u1ed1ng chu\u1ea9n b\u1ecb l\u00e0m n\u00f3ng.<\/p>\n<\/li>\n<li>\n<p><strong>Ho\u1ea1t \u0111\u1ed9ng:<\/strong>H\u1ec7 th\u1ed1ng \u00e1p d\u1ee5ng nhi\u1ec7t \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 mong mu\u1ed1n.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>Tho\u00e1t (Tr\u1ea1ng th\u00e1i cu\u1ed1i):<\/strong><\/p>\n<ul>\n<li>\n<p>D\u00f9 \u1edf tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i n\u00e0o, vi\u1ec7c ph\u00e1t l\u1ec7nh t\u1eaft s\u1ebd khi\u1ebfn h\u1ec7 th\u1ed1ng chuy\u1ec3n sang tr\u1ea1ng th\u00e1i sau:<strong>Tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong>, ho\u00e0n t\u1ea5t chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML<\/h2>\n<p>S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch ch\u00ednh:<\/p>\n<ul>\n<li>\n<p><strong>R\u00f5 r\u00e0ng:<\/strong>Ch\u00fang cung c\u1ea5p h\u00ecnh \u1ea3nh tr\u1ef1c quan r\u00f5 r\u00e0ng v\u1ec1 h\u00e0nh vi h\u1ec7 th\u1ed1ng, minh h\u1ecda c\u00e1ch c\u00e1c tr\u1ea1ng th\u00e1i thay \u0111\u1ed5i ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c s\u1ef1 ki\u1ec7n, gi\u00fap h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p tr\u1edf n\u00ean d\u1ec5 hi\u1ec3u h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>Giao ti\u1ebfp:<\/strong>C\u00e1c s\u01a1 \u0111\u1ed3 n\u00e0y \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u00f4ng c\u1ee5 giao ti\u1ebfp hi\u1ec7u qu\u1ea3 gi\u1eefa c\u00e1c b\u00ean li\u00ean quan, bao g\u1ed3m nh\u00e0 ph\u00e1t tri\u1ec3n, nh\u00e0 thi\u1ebft k\u1ebf v\u00e0 th\u00e0nh vi\u00ean nh\u00f3m kh\u00f4ng chuy\u00ean, h\u1ed7 tr\u1ee3 th\u1ea3o lu\u1eadn v\u1ec1 h\u00e0nh vi h\u1ec7 th\u1ed1ng.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00e0i li\u1ec7u:<\/strong>Ch\u00fang cung c\u1ea5p t\u00e0i li\u1ec7u qu\u00fd gi\u00e1 v\u1ec1 h\u00e0nh vi h\u1ec7 th\u1ed1ng trong su\u1ed1t v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n, c\u00f3 th\u1ec3 tham kh\u1ea3o l\u1ea1i khi d\u1ef1 \u00e1n ph\u00e1t tri\u1ec3n.<\/p>\n<\/li>\n<li>\n<p><strong>X\u00e1c minh thi\u1ebft k\u1ebf:<\/strong>S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i gi\u00fap x\u00e1c minh logic thi\u1ebft k\u1ebf v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1c tr\u1ea1ng th\u00e1i v\u00e0 chuy\u1ec3n ti\u1ebfp c\u00f3 th\u1ec3 x\u1ea3y ra \u0111\u00e3 \u0111\u01b0\u1ee3c xem x\u00e9t tr\u01b0\u1edbc khi tri\u1ec3n khai.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML: Kh\u00e1m ph\u00e1 s\u00e2u v\u1ec1 Visual Paradigm<\/h2>\n<p>T\u1ea1o v\u00e0 qu\u1ea3n l\u00fd<a href=\"https:\/\/www.visual-paradigm.com\/solution\/freeumltool\/\">UML<\/a>Vi\u1ec7c t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i UML m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u00f2i h\u1ecfi c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p\u2014\u0111\u1eb7c bi\u1ec7t khi l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p nh\u01b0 H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu. M\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd v\u00e0 th\u00e2n thi\u1ec7n nh\u1ea5t hi\u1ec7n c\u00f3 cho m\u1ee5c \u0111\u00edch n\u00e0y l\u00e0<a href=\"http:\/\/visual-paradigm.com\"><strong>Visual Paradigm<\/strong><\/a>. L\u00e0 n\u1ec1n t\u1ea3ng m\u00f4 h\u00ecnh h\u00f3a v\u00e0 thi\u1ebft k\u1ebf UML to\u00e0n di\u1ec7n, Visual Paradigm cung c\u1ea5p h\u1ed7 tr\u1ee3 m\u1ea1nh m\u1ebd cho t\u1ea5t c\u1ea3 c\u00e1c<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/overview-of-the-14-uml-diagram-types\/\">lo\u1ea1i s\u01a1 \u0111\u1ed3 UML<\/a>, bao g\u1ed3m c\u1ea3 s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u1ea3 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u00e0 ng\u01b0\u1eddi d\u00f9ng n\u00e2ng cao trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m v\u00e0 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng.<\/p>\n<h2>T\u1ea1i sao ch\u1ecdn Visual Paradigm?<\/h2>\n<p>Visual Paradigm n\u1ed5i b\u1eadt trong l\u0129nh v\u1ef1c c\u00f4ng c\u1ee5 UML nh\u1edd giao di\u1ec7n tr\u1ef1c quan, b\u1ed9 t\u00ednh n\u0103ng phong ph\u00fa v\u00e0 t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u1edbi c\u00e1c quy tr\u00ecnh ph\u00e1t tri\u1ec3n hi\u1ec7n \u0111\u1ea1i. N\u00f3 h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/overview-of-the-14-uml-diagram-types\/\">s\u01a1 \u0111\u1ed3 UML<\/a>, bao g\u1ed3m Class, Sequence, Use Case, <a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-activity-diagram\/\">Ho\u1ea1t \u0111\u1ed9ng<\/a>, v\u00e0, quan tr\u1ecdng nh\u1ea5t \u1edf \u0111\u00e2y,\u00a0<strong>S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i<\/strong>. S\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a n\u00f3 cho\u00a0<strong>tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh<\/strong>,\u00a0<strong>chuy\u1ec3n ti\u1ebfp l\u1ed3ng gh\u00e9p<\/strong>,\u00a0<strong>h\u00e0nh \u0111\u1ed9ng v\u00e0o\/ra<\/strong>,\u00a0<strong>ho\u1ea1t \u0111\u1ed9ng th\u1ef1c hi\u1ec7n<\/strong>, v\u00e0\u00a0<strong>\u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7<\/strong>\u00a0gi\u00fap ng\u01b0\u1eddi d\u00f9ng m\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng th\u1ef1c t\u1ebf v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/p>\n<h2>T\u00ednh n\u0103ng ch\u00ednh cho S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i trong Visual Paradigm<\/h2>\n<h3>1.\u00a0<strong>T\u1ea1o tr\u1ea1ng th\u00e1i b\u1eb1ng thao t\u00e1c k\u00e9o v\u00e0 th\u1ea3<\/strong><\/h3>\n<p>Visual Paradigm cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ea1o tr\u1ea1ng th\u00e1i, chuy\u1ec3n ti\u1ebfp v\u00e0 c\u00e1c tr\u1ea1ng th\u00e1i gi\u1ea3 (nh\u01b0 Tr\u1ea1ng th\u00e1i Kh\u1edfi \u0111\u1ea7u v\u00e0 Tr\u1ea1ng th\u00e1i Cu\u1ed1i) b\u1eb1ng giao di\u1ec7n k\u00e9o v\u00e0 th\u1ea3 \u0111\u01a1n gi\u1ea3n. B\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng:<\/p>\n<ul>\n<li>\n<p>Th\u00eam tr\u1ea1ng th\u00e1i (v\u00ed d\u1ee5 nh\u01b0\u00a0<code data-backticks=\"1\">\u0110\u1ee3i<\/code>,\u00a0<code data-backticks=\"1\">L\u00e0m m\u00e1t<\/code>,\u00a0<code data-backticks=\"1\">L\u00e0m n\u00f3ng<\/code>) b\u1eb1ng c\u00e1ch k\u00e9o ch\u00fang t\u1eeb b\u1ea3ng c\u00f4ng c\u1ee5.<\/p>\n<\/li>\n<li>\n<p>T\u1ea1o\u00a0<strong>tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh<\/strong>\u00a0(v\u00ed d\u1ee5 nh\u01b0\u00a0<code data-backticks=\"1\">L\u00e0m n\u00f3ng<\/code>) v\u00e0 nh\u00fang c\u00e1c tr\u1ea1ng th\u00e1i con (<code data-backticks=\"1\">B\u1eaft \u0111\u1ea7u<\/code>,\u00a0<code data-backticks=\"1\">\u0110ang ho\u1ea1t \u0111\u1ed9ng<\/code>) b\u00ean trong ch\u00fang ch\u1ec9 v\u1edbi v\u00e0i c\u00fa nh\u1ea5p chu\u1ed9t.<\/p>\n<\/li>\n<li>\n<p>Ch\u00e8n\u00a0<strong>tr\u1ea1ng th\u00e1i gi\u1ea3 kh\u1edfi \u0111\u1ea7u<\/strong>\u00a0(v\u00f2ng tr\u00f2n \u0111en \u0111\u1eadm) v\u00e0\u00a0<strong>tr\u1ea1ng th\u00e1i k\u1ebft th\u00fac<\/strong>\u00a0(v\u00f2ng tr\u00f2n \u0111en c\u00f3 vi\u1ec1n) tr\u1ef1c ti\u1ebfp l\u00ean s\u01a1 \u0111\u1ed3.<\/p>\n<\/li>\n<\/ul>\n<h3>2.\u00a0<strong>H\u1ed7 tr\u1ee3 tr\u1ea1ng th\u00e1i l\u1ed3ng gh\u00e9p v\u00e0 tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh<\/strong><\/h3>\n<p>Visual Paradigm h\u1ed7 tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7 m\u00f4 h\u00ecnh h\u00f3a tr\u1ea1ng th\u00e1i ph\u00e2n c\u1ea5p. Trong v\u00ed d\u1ee5 \u0110i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu:<\/p>\n<ul>\n<li>\n<p>B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh ngh\u0129a\u00a0<code data-backticks=\"1\">L\u00e0m n\u00f3ng<\/code>\u00a0l\u00e0 m\u1ed9t tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh.<\/p>\n<\/li>\n<li>\n<p>B\u00ean trong n\u00f3, t\u1ea1o ra\u00a0<code data-backticks=\"1\">B\u1eaft \u0111\u1ea7u<\/code>\u00a0v\u00e0\u00a0<code data-backticks=\"1\">\u0110ang ho\u1ea1t \u0111\u1ed9ng<\/code>\u00a0l\u00e0 c\u00e1c tr\u1ea1ng th\u00e1i con.<\/p>\n<\/li>\n<li>\n<p>Visual Paradigm t\u1ef1 \u0111\u1ed9ng hi\u1ec3n th\u1ecb c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p, th\u1ec3 hi\u1ec7n r\u00f5 m\u1ed1i quan h\u1ec7 cha-con, gi\u00fap t\u0103ng t\u00ednh d\u1ec5 \u0111\u1ecdc v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec.<\/p>\n<\/li>\n<\/ul>\n<h3>3.\u00a0<strong>M\u00f4 h\u00ecnh h\u00f3a chuy\u1ec3n ti\u1ebfp phong ph\u00fa<\/strong><\/h3>\n<p>C\u00e1c chuy\u1ec3n ti\u1ebfp trong Visual Paradigm r\u1ea5t linh ho\u1ea1t. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh ngh\u0129a:<\/p>\n<ul>\n<li>\n<p><strong>K\u00edch ho\u1ea1t:<\/strong>\u00a0S\u1ef1 ki\u1ec7n g\u00e2y ra chuy\u1ec3n ti\u1ebfp (v\u00ed d\u1ee5 nh\u01b0\u00a0<code data-backticks=\"1\">nhi\u1ec7t \u0111\u1ed9 &gt; 30\u00b0C<\/code>).<\/p>\n<\/li>\n<li>\n<p><strong>\u0110i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7:<\/strong>\u00a0C\u00e1c \u0111i\u1ec1u ki\u1ec7n logic ph\u1ea3i \u0111\u00fang \u0111\u1ec3 chuy\u1ec3n ti\u1ebfp x\u1ea3y ra (v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\">fan_enabled = true<\/code>).<\/p>\n<\/li>\n<li>\n<p><strong>H\u00e0nh \u0111\u1ed9ng:<\/strong>\u00a0C\u00e1c thao t\u00e1c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong ho\u1eb7c sau khi chuy\u1ec3n ti\u1ebfp (v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\">start_fan()<\/code>\u00a0ho\u1eb7c\u00a0<code data-backticks=\"1\">set_target_temp(22\u00b0C)<\/code>).<\/p>\n<\/li>\n<li>\n<p><strong>H\u00e0nh \u0111\u1ed9ng v\u00e0o\/ra:<\/strong>\u00a0C\u00e1c h\u00e0nh \u0111\u1ed9ng \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n khi v\u00e0o ho\u1eb7c r\u1eddi kh\u1ecfi m\u1ed9t tr\u1ea1ng th\u00e1i (v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\">log: B\u1eaft \u0111\u1ea7u s\u01b0\u1edfi \u1ea5m<\/code>).<\/p>\n<\/li>\n<\/ul>\n<p>M\u1ee9c \u0111\u1ed9 chi ti\u1ebft n\u00e0y \u0111\u1ea3m b\u1ea3o m\u00e1y tr\u1ea1ng th\u00e1i c\u1ee7a b\u1ea1n ph\u1ea3n \u00e1nh ch\u00ednh x\u00e1c logic v\u00e0 gi\u1edbi h\u1ea1n trong th\u1ebf gi\u1edbi th\u1ef1c.<\/p>\n<h3>4.\u00a0<strong>B\u1ed1 c\u1ee5c t\u1ef1 \u0111\u1ed9ng v\u00e0 x\u00e1c minh s\u01a1 \u0111\u1ed3<\/strong><\/h3>\n<p>Visual Paradigm bao g\u1ed3m\u00a0<strong>c\u00e1c b\u1ed9 \u0111\u1ed9ng l\u1ef1c b\u1ed1 c\u1ee5c t\u1ef1 \u0111\u1ed9ng<\/strong>\u00a0gi\u00fap s\u1eafp x\u1ebfp c\u00e1c th\u00e0nh ph\u1ea7n s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n g\u1ecdn g\u00e0ng, gi\u1ea3m s\u1ef1 l\u1ed9n x\u1ed9n v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng \u0111\u1ecdc. N\u00f3 c\u0169ng th\u1ef1c hi\u1ec7n\u00a0<strong>x\u00e1c minh th\u1eddi gian th\u1ef1c<\/strong>, l\u00e0m n\u1ed5i b\u1eadt c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0:<\/p>\n<ul>\n<li>\n<p>C\u00e1c chuy\u1ec3n ti\u1ebfp ch\u01b0a k\u1ebft n\u1ed1i.<\/p>\n<\/li>\n<li>\n<p>Thi\u1ebfu tr\u1ea1ng th\u00e1i kh\u1edfi \u0111\u1ea7u ho\u1eb7c tr\u1ea1ng th\u00e1i k\u1ebft th\u00fac.<\/p>\n<\/li>\n<li>\n<p>C\u00e1c c\u1ea5p \u0111\u1ed9 tr\u1ea1ng th\u00e1i kh\u00f4ng h\u1ee3p l\u1ec7.<\/p>\n<\/li>\n<\/ul>\n<p>\u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n ng\u1eeba c\u00e1c l\u1ed7i m\u00f4 h\u00ecnh h\u00f3a tr\u01b0\u1edbc khi ch\u00fang tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 trong qu\u00e1 tr\u00ecnh tri\u1ec3n khai.<\/p>\n<h3>5.\u00a0<strong>\u0110\u1ed3ng b\u1ed9 h\u00f3a v\u1edbi m\u00e3 ngu\u1ed3n v\u00e0 t\u00e0i li\u1ec7u<\/strong><\/h3>\n<p>M\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng m\u1ea1nh m\u1ebd nh\u1ea5t c\u1ee7a Visual Paradigm l\u00e0 kh\u1ea3 n\u0103ng\u00a0<strong>\u0111\u1ed3ng b\u1ed9 h\u00f3a m\u00f4 h\u00ecnh v\u1edbi m\u00e3 ngu\u1ed3n<\/strong>. Khi b\u1ea1n thi\u1ebft k\u1ebf m\u1ed9t s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i, Visual Paradigm c\u00f3 th\u1ec3:<\/p>\n<ul>\n<li>\n<p>T\u1ea1o m\u00e3 ngu\u1ed3n (b\u1eb1ng Java, C#, Python, v.v.) t\u1eeb s\u01a1 \u0111\u1ed3.<\/p>\n<\/li>\n<li>\n<p>Ph\u00e2n t\u00edch ng\u01b0\u1ee3c m\u00e3 ngu\u1ed3n hi\u1ec7n c\u00f3 th\u00e0nh s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML.<\/p>\n<\/li>\n<li>\n<p>Xu\u1ea5t s\u01a1 \u0111\u1ed3 sang nhi\u1ec1u \u0111\u1ecbnh d\u1ea1ng kh\u00e1c nhau (PNG, SVG, PDF) \u0111\u1ec3 s\u1eed d\u1ee5ng trong t\u00e0i li\u1ec7u ho\u1eb7c tr\u00ecnh b\u00e0y.<\/p>\n<\/li>\n<\/ul>\n<p>Kh\u1ea3 n\u0103ng truy xu\u1ea5t hai chi\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n lu\u00f4n \u0111\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 v\u1edbi tri\u1ec3n khai th\u1ef1c t\u1ebf.<\/p>\n<h3>6.\u00a0<strong>H\u1ee3p t\u00e1c v\u00e0 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n<\/strong><\/h3>\n<p>Visual Paradigm h\u1ed7 tr\u1ee3<strong>h\u1ee3p t\u00e1c nh\u00f3m<\/strong>th\u00f4ng qua t\u00edch h\u1ee3p v\u1edbi c\u00e1c n\u1ec1n t\u1ea3ng nh\u01b0<strong>Git<\/strong>,\u00a0<strong>Jira<\/strong>, v\u00e0<strong>Confluence<\/strong>. Nhi\u1ec1u th\u00e0nh vi\u00ean trong nh\u00f3m c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c tr\u00ean c\u00f9ng m\u1ed9t m\u00f4 h\u00ecnh \u0111\u1ed3ng th\u1eddi, v\u1edbi ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n v\u00e0 theo d\u00f5i thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb trong c\u00e1c d\u1ef1 \u00e1n quy m\u00f4 l\u1edbn, n\u01a1i nhi\u1ec1u b\u00ean li\u00ean quan (v\u00ed d\u1ee5: ki\u1ebfn tr\u00fac s\u01b0 h\u1ec7 th\u1ed1ng, nh\u00e0 ph\u00e1t tri\u1ec3n, \u0111\u1ed9i QA) c\u1ea7n xem x\u00e9t v\u00e0 x\u00e1c minh logic tr\u1ea1ng th\u00e1i.<\/p>\n<h3>7.\u00a0<strong>T\u00edch h\u1ee3p v\u1edbi c\u00e1c s\u01a1 \u0111\u1ed3 UML kh\u00e1c<\/strong><\/h3>\n<p>Visual Paradigm cho ph\u00e9p b\u1ea1n li\u00ean k\u1ebft s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i c\u1ee7a b\u1ea1n v\u1edbi c\u00e1c s\u01a1 \u0111\u1ed3 UML kh\u00e1c nh\u01b0:<\/p>\n<ul>\n<li>\n<p><strong>S\u01a1 \u0111\u1ed3 L\u1edbp:<\/strong>\u00a0\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c l\u1edbp s\u1edf h\u1eefu m\u00e1y tr\u1ea1ng th\u00e1i (v\u00ed d\u1ee5:<code data-backticks=\"1\">ThermostatController<\/code>).<\/p>\n<\/li>\n<li>\n<p><strong>S\u01a1 \u0111\u1ed3 Chu\u1ed7i:<\/strong>\u00a0\u0110\u1ec3 hi\u1ec3n th\u1ecb c\u00e1ch c\u00e1c tin nh\u1eafn ho\u1eb7c s\u1ef1 ki\u1ec7n k\u00edch ho\u1ea1t chuy\u1ec3n tr\u1ea1ng th\u00e1i.<\/p>\n<\/li>\n<li>\n<p><strong>S\u01a1 \u0111\u1ed3 Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng:<\/strong>\u00a0\u0110\u1ec3 \u00e1nh x\u1ea1 c\u00e1c t\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng (v\u00ed d\u1ee5: \u201cB\u1eadt h\u1ec7 th\u1ed1ng\u201d) sang c\u00e1c chuy\u1ec3n tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u.<\/p>\n<\/li>\n<\/ul>\n<p>Ph\u01b0\u01a1ng ph\u00e1p m\u00f4 h\u00ecnh h\u00f3a to\u00e0n di\u1ec7n n\u00e0y \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n tr\u00ean to\u00e0n b\u1ed9 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/p>\n<h2>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf: M\u00f4 h\u00ecnh h\u00f3a H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu trong Visual Paradigm<\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch b\u1ea1n s\u1ebd m\u00f4 h\u00ecnh h\u00f3a H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu t\u1eebng b\u01b0\u1edbc trong Visual Paradigm:<\/p>\n<ol>\n<li>\n<p><strong>T\u1ea1o m\u1ed9t s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i m\u1edbi<\/strong><\/p>\n<ul>\n<li>\n<p>M\u1edf Visual Paradigm \u2192 M\u1edbi \u2192 UML \u2192 S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>Th\u00eam tr\u1ea1ng th\u00e1i gi\u1ea3 ban \u0111\u1ea7u<\/strong><\/p>\n<ul>\n<li>\n<p>K\u00e9o \u201cTr\u1ea1ng th\u00e1i gi\u1ea3 ban \u0111\u1ea7u\u201d t\u1eeb thanh c\u00f4ng c\u1ee5 \u0111\u1ebfn b\u1ea3ng v\u1ebd.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>X\u00e1c \u0111\u1ecbnh c\u00e1c tr\u1ea1ng th\u00e1i<\/strong><\/p>\n<ul>\n<li>\n<p>Th\u00eam\u00a0<code data-backticks=\"1\">\u0110ang ch\u1edd<\/code>,\u00a0<code data-backticks=\"1\">\u0110ang l\u00e0m m\u00e1t<\/code>, v\u00e0\u00a0<code data-backticks=\"1\">\u0110ang l\u00e0m n\u00f3ng<\/code>\u00a0l\u00e0 c\u00e1c tr\u1ea1ng th\u00e1i.<\/p>\n<\/li>\n<li>\n<p>Nh\u1ea5p chu\u1ed9t ph\u1ea3i\u00a0<code data-backticks=\"1\">\u0110ang l\u00e0m n\u00f3ng<\/code>\u00a0\u2192 \u201cTh\u00eam tr\u1ea1ng th\u00e1i con\u201d \u2192 t\u1ea1o\u00a0<code data-backticks=\"1\">B\u1eaft \u0111\u1ea7u<\/code>\u00a0v\u00e0\u00a0<code data-backticks=\"1\">\u0110ang ho\u1ea1t \u0111\u1ed9ng<\/code>.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>T\u1ea1o chuy\u1ec3n ti\u1ebfp<\/strong><\/p>\n<ul>\n<li>\n<p>V\u1ebd chuy\u1ec3n ti\u1ebfp t\u1eeb\u00a0<code data-backticks=\"1\">\u0110ang ch\u1edd<\/code>\u00a0\u0111\u1ebfn\u00a0<code data-backticks=\"1\">\u0110ang l\u00e0m m\u00e1t<\/code>\u00a0(k\u00edch ho\u1ea1t:\u00a0<code data-backticks=\"1\">nhi\u1ec7t \u0111\u1ed9 &gt; 30\u00b0C<\/code>).<\/p>\n<\/li>\n<li>\n<p>V\u1ebd t\u1eeb\u00a0<code data-backticks=\"1\">\u0110ang ch\u1edd<\/code>\u00a0\u0111\u1ebfn\u00a0<code data-backticks=\"1\">\u0110ang l\u00e0m n\u00f3ng<\/code>\u00a0(k\u00edch ho\u1ea1t:\u00a0<code data-backticks=\"1\">nhi\u1ec7t \u0111\u1ed9 &lt; 18\u00b0C<\/code>).<\/p>\n<\/li>\n<li>\n<p>B\u00ean trong\u00a0<code data-backticks=\"1\">\u0110ang s\u01b0\u1edfi \u1ea5m<\/code>, t\u1ea1o m\u1ed9t chuy\u1ec3n ti\u1ebfp t\u1eeb\u00a0<code data-backticks=\"1\">B\u1eaft \u0111\u1ea7u<\/code>\u00a0\u0111\u1ebfn\u00a0<code data-backticks=\"1\">\u0110ang ho\u1ea1t \u0111\u1ed9ng<\/code>\u00a0(k\u00edch ho\u1ea1t:\u00a0<code data-backticks=\"1\">b\u1ed9 \u0111un \u0111\u00e3 s\u1eb5n s\u00e0ng<\/code>).<\/p>\n<\/li>\n<li>\n<p>Th\u00eam c\u00e1c chuy\u1ec3n ti\u1ebfp tr\u1edf v\u1ec1 t\u1eeb\u00a0<code data-backticks=\"1\">\u0110ang l\u00e0m m\u00e1t<\/code>\u00a0v\u00e0\u00a0<code data-backticks=\"1\">\u0110ang ho\u1ea1t \u0111\u1ed9ng<\/code>\u00a0tr\u1edf v\u1ec1\u00a0<code data-backticks=\"1\">D\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/code>\u00a0(k\u00edch ho\u1ea1t:\u00a0<code data-backticks=\"1\">\u0111\u1ea1t nhi\u1ec7t \u0111\u1ed9 m\u1ee5c ti\u00eau<\/code>).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>Th\u00eam tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong><\/p>\n<ul>\n<li>\n<p>\u0110\u1eb7t m\u1ed9t\u00a0<strong>Tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong>\u00a0\u1edf ph\u00eda b\u00ean tr\u00e1i s\u01a1 \u0111\u1ed3.<\/p>\n<\/li>\n<li>\n<p>T\u1ea1o m\u1ed9t chuy\u1ec3n ti\u1ebfp t\u1eeb b\u1ea5t k\u1ef3 tr\u1ea1ng th\u00e1i ch\u00ednh n\u00e0o (v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\">\u0110ang l\u00e0m m\u00e1t<\/code>) \u0111\u1ebfn tr\u1ea1ng th\u00e1i cu\u1ed1i v\u1edbi k\u00edch ho\u1ea1t\u00a0<code data-backticks=\"1\">l\u1ec7nh t\u1eaft m\u00e1y<\/code>.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>Th\u00eam c\u00e1c h\u00e0nh \u0111\u1ed9ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7<\/strong><\/p>\n<ul>\n<li>\n<p>Nh\u1ea5p chu\u1ed9t ph\u1ea3i v\u00e0o m\u1ed9t chuy\u1ec3n ti\u1ebfp \u2192 \u201cThu\u1ed9c t\u00ednh\u201d \u2192 th\u00eam \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 v\u00e0 h\u00e0nh \u0111\u1ed9ng (v\u00ed d\u1ee5 nh\u01b0\u00a0<code data-backticks=\"1\">if (fan_enabled)<\/code>\u00a0ho\u1eb7c\u00a0<code data-backticks=\"1\">start_fan()<\/code>).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>T\u1ea1o t\u00e0i li\u1ec7u ho\u1eb7c m\u00e3 ngu\u1ed3n<\/strong><\/p>\n<ul>\n<li>\n<p>Xu\u1ea5t s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi d\u1ea1ng PDF ho\u1eb7c h\u00ecnh \u1ea3nh \u0111\u1ec3 s\u1eed d\u1ee5ng trong t\u00e0i li\u1ec7u.<\/p>\n<\/li>\n<li>\n<p>T\u1ea1o m\u00e3 ngu\u1ed3n Java ho\u1eb7c C# \u0111\u1ec3 kh\u1edfi t\u1ea1o logic m\u00e1y tr\u1ea1ng th\u00e1i.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Visual Paradigm l\u00e0 c\u00f4ng c\u1ee5 h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML. B\u1ed9 t\u00ednh n\u0103ng phong ph\u00fa c\u1ee7a n\u00f3\u2014t\u1eeb m\u00f4 h\u00ecnh h\u00f3a k\u00e9o th\u1ea3 tr\u1ef1c quan \u0111\u1ebfn sinh m\u00e3 n\u00e2ng cao v\u00e0 h\u1ee3p t\u00e1c nh\u00f3m\u2014l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p nh\u01b0 \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu, h\u1ec7 th\u1ed1ng \u00f4 t\u00f4 ho\u1eb7c thi\u1ebft b\u1ecb nh\u00fang. D\u00f9 b\u1ea1n l\u00e0 sinh vi\u00ean h\u1ecdc UML, nh\u00e0 ph\u00e1t tri\u1ec3n thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng th\u1eddi gian th\u1ef1c, hay ki\u1ebfn tr\u00fac s\u01b0 gi\u00e1m s\u00e1t m\u1ed9t d\u1ef1 \u00e1n quy m\u00f4 l\u1edbn, Visual Paradigm cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 c\u1ea7n thi\u1ebft \u0111\u1ec3 thi\u1ebft k\u1ebf, x\u00e1c minh v\u00e0 tri\u1ec3n khai logic d\u1ef1a tr\u00ean tr\u1ea1ng th\u00e1i m\u1ed9t c\u00e1ch v\u1eefng ch\u1eafc v\u00e0 t\u1ef1 tin.<\/p>\n<p class=\"\">B\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng Visual Paradigm, b\u1ea1n kh\u00f4ng ch\u1ec9 t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 r\u00f5 r\u00e0ng v\u00e0 ch\u00ednh x\u00e1c h\u01a1n m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n lu\u00f4n c\u00f3 th\u1ec3 truy xu\u1ea5t, d\u1ec5 b\u1ea3o tr\u00ec v\u00e0 \u0111\u1ed3ng b\u1ed9 v\u1edbi tri\u1ec3n khai th\u1ef1c t\u1ebf\u2014gi\u00fap n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p>S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML l\u00e0 y\u1ebfu t\u1ed1 thi\u1ebft y\u1ebfu trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh v\u00e0 hi\u1ec3u r\u00f5 h\u00e0nh vi c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ed9ng nh\u01b0 H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n kh\u00ed h\u1eadu. B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch c\u00e1c th\u00e0nh ph\u1ea7n\u2014tr\u1ea1ng th\u00e1i kh\u1edfi \u0111\u1ea7u, c\u00e1c tr\u1ea1ng th\u00e1i, chuy\u1ec3n ti\u1ebfp, tr\u1ea1ng th\u00e1i l\u1ed3ng gh\u00e9p v\u00e0 tr\u1ea1ng th\u00e1i k\u1ebft th\u00fac\u2014ch\u00fang ta c\u00f3 \u0111\u01b0\u1ee3c s\u1ef1 r\u00f5 r\u00e0ng v\u1ec1 c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng ph\u1ea3n \u1ee9ng v\u1edbi nhi\u1ec1u s\u1ef1 ki\u1ec7n kh\u00e1c nhau. Hi\u1ec3u bi\u1ebft n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, ki\u1ebfn tr\u00fac s\u01b0 v\u00e0 c\u00e1c b\u00ean li\u00ean quan tham gia v\u00e0o thi\u1ebft k\u1ebf v\u00e0 tri\u1ec3n khai h\u1ec7 th\u1ed1ng. D\u00f9 b\u1ea1n \u0111ang ph\u00e2n t\u00edch h\u1ec7 th\u1ed1ng HVAC hay b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng \u0111\u1ed9ng n\u00e0o, s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i UML cung c\u1ea5p m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a v\u00e0 tr\u1ef1c quan h\u00f3a.<\/p>\n<p class=\"\">N\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t k\u1ef3 c\u00e2u h\u1ecfi c\u1ee5 th\u1ec3 n\u00e0o v\u1ec1 m\u00f4 h\u00ecnh h\u00f3a UML ho\u1eb7c mu\u1ed1n t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 b\u1ea5t k\u1ef3 kh\u00eda c\u1ea1nh n\u00e0o c\u1ee7a s\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i, h\u00e3y t\u1ef1 do \u0111\u1eb7t c\u00e2u h\u1ecfi!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>UML (Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t) S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i, l\u00e0 c\u00f4ng c\u1ee5 quan tr\u1ecdng trong k\u1ef9 thu\u1eadt ph\u1ea7n&hellip;<\/p>\n","protected":false},"author":2,"featured_media":1973,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/online.visual-paradigm.com\/images\/tutorials\/state-machine-diagram-tutorial\/01-state-machine-diagram-example.png","fifu_image_alt":"","footnotes":""},"categories":[56],"tags":[],"class_list":["post-1972","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bpmn"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - 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