{"id":8935,"date":"2023-08-12T02:35:10","date_gmt":"2023-08-11T18:35:10","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=8935"},"modified":"2023-08-12T02:35:10","modified_gmt":"2023-08-11T18:35:10","slug":"mymqbylx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/8935.html","title":{"rendered":"MQTT5\u4e0eMQTT3\uff1a\u533a\u522b\u4e0e\u8054\u7cfb"},"content":{"rendered":"

\u3000\u3000\u672c\u6587\u5c06\u4ecb\u7ecdMQTT5\u4e0eMQTT3\u4e4b\u95f4\u7684\u533a\u522b\u4e0e\u8054\u7cfb\uff0cMQTT\u662f\u4e00\u79cd\u53d1\u5e03\/\u8ba2\u9605\u6d88\u606f\u4f20\u8f93\u534f\u8bae\uff0c\u7528\u4e8e\u5c06\u6d88\u606f\u4ece\u53d1\u5e03\u8005\u53d1\u9001\u5230\u8ba2\u9605\u8005\u3002MQTT5\u548cMQTT3\u662f\u4e24\u4e2a\u4e0d\u540c\u7684\u7248\u672c\uff0c\u5b83\u4eec\u4e4b\u95f4\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\uff0c\u672c\u6587\u5c06\u4ecb\u7ecd\u8fd9\u4e9b\u533a\u522b\u3002<\/p>\n

MQTT5\u7b80\u4ecb<\/h2>\n

\u3000\u3000MQTT5\u662f\u6700\u65b0\u7684MQTT\u534f\u8bae\u7248\u672c\uff0c\u5b83\u662f\u5728MQTT3.1.1\u57fa\u7840\u4e0a\u5f00\u53d1\u7684\uff0c\u662f\u4e00\u79cd\u9762\u5411\u7269\u8054\u7f51\u7684\u53d1\u5e03\/\u8ba2\u9605\u6d88\u606f\u4f20\u8f93\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9e\u73b0\u53ef\u9760\u7684\u3001\u5b89\u5168\u7684\u3001\u4f4e\u5ef6\u8fdf\u7684\u6d88\u606f\u4f20\u8f93\u3002MQTT5\u652f\u6301QoS0\uff0cQoS1\u548cQoS2\u4e09\u79cd\u670d\u52a1\u8d28\u91cf\u7b49\u7ea7\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002MQTT5\u8fd8\u652f\u6301\u6d88\u606f\u4f20\u8f93\u7684\u53ef\u9760\u6027\uff0c\u53ef\u4ee5\u786e\u4fdd\u6d88\u606f\u7684\u53ef\u9760\u4f20\u8f93\u3002\u6b64\u5916\uff0cMQTT5\u8fd8\u652f\u6301\u6d88\u606f\u7684\u5b89\u5168\u4f20\u8f93\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u9632\u6b62\u6076\u610f\u653b\u51fb\u3002<\/p>\n

MQTT3\u7b80\u4ecb<\/h2>\n

\u3000\u3000MQTT3\u662f\u6700\u521d\u7684MQTT\u534f\u8bae\u7248\u672c\uff0c\u5b83\u662f\u4e00\u79cd\u57fa\u4e8e\u53d1\u5e03\/\u8ba2\u9605\u6a21\u5f0f\u7684\u6d88\u606f\u4f20\u8f93\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9e\u73b0\u53ef\u9760\u7684\u3001\u5b89\u5168\u7684\u3001\u4f4e\u5ef6\u8fdf\u7684\u6d88\u606f\u4f20\u8f93\u3002MQTT3\u652f\u6301QoS0\uff0cQoS1\u548cQoS2\u4e09\u79cd\u670d\u52a1\u8d28\u91cf\u7b49\u7ea7\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002MQTT3\u8fd8\u652f\u6301\u6d88\u606f\u4f20\u8f93\u7684\u53ef\u9760\u6027\uff0c\u53ef\u4ee5\u786e\u4fdd\u6d88\u606f\u7684\u53ef\u9760\u4f20\u8f93\u3002MQTT3\u4e0d\u652f\u6301\u6d88\u606f\u7684\u5b89\u5168\u4f20\u8f93\uff0c\u53ef\u80fd\u4f1a\u53d7\u5230\u6076\u610f\u653b\u51fb\u7684\u5f71\u54cd\u3002<\/p>\n

MQTT5\u4e0eMQTT3\u4e4b\u95f4\u7684\u533a\u522b<\/h2>\n

\u3000\u3000MQTT5\u4e0eMQTT3\u4e4b\u95f4\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<\/p>\n