{"id":27378,"date":"2024-04-07T17:21:10","date_gmt":"2024-04-07T09:21:10","guid":{"rendered":"https:\/\/www.modbus.cn\/?post_type=docs&p=27378"},"modified":"2024-04-07T17:24:06","modified_gmt":"2024-04-07T09:24:06","password":"","slug":"an-xin-ke-esp32-s-mo-zu-at-ming-ling-mqtt-jie-ru","status":"publish","type":"docs","link":"https:\/\/www.modbus.cn\/en\/docs\/an-xin-ke-esp32-s-mo-zu-at-ming-ling-mqtt-jie-ru","title":{"rendered":"\u5b89\u4fe1\u53efESP32-S \u6a21\u7ec4 AT \u547d\u4ee4 MQTT \u63a5\u5165"},"content":{"rendered":"\n

MQTT AT \u6307\u4ee4\u4f7f\u7528\u8bf4\u660e<\/h2>\n\n\n\n

\u547d\u4ee4\u5217\u8868<\/h3>\n\n\n\n
    \n
  1. AT+MQTTUSERCFG – \u914d\u7f6e MQTT \u7528\u6237\u5c5e\u6027<\/li>\n\n\n\n
  2. AT+MQTTCONNCFG – \u914d\u7f6e MQTT \u8fde\u63a5\u5c5e\u6027<\/li>\n\n\n\n
  3. AT+MQTTCLIENTID – \u914d\u7f6e MQTT \u5ba2\u6237\u7aef ID<\/li>\n\n\n\n
  4. AT+MQTTUSERNAME – \u914d\u7f6e MQTT \u767b\u5f55\u7528\u6237\u540d<\/li>\n\n\n\n
  5. AT+MQTTPASSWORD – \u914d\u7f6e MQTT \u767b\u5f55\u5bc6\u7801<\/li>\n\n\n\n
  6. AT+MQTTCONN – \u8fde\u63a5\/\u67e5\u8be2 MQTT Broker<\/li>\n\n\n\n
  7. AT+MQTTPUB – \u53d1\u5e03\u5b57\u7b26\u4e32\u6d88\u606f<\/li>\n\n\n\n
  8. AT+MQTTPUBRAW – \u53d1\u5e03\u4e8c\u8fdb\u5236\u6d88\u606f<\/li>\n\n\n\n
  9. AT+MQTTSUB – \u8ba2\u9605\/\u67e5\u8be2\u4e3b\u9898<\/li>\n\n\n\n
  10. AT+MQTTUNSUB – \u53d6\u6d88\u8ba2\u9605\u4e3b\u9898<\/li>\n\n\n\n
  11. AT+MQTTCLEAN – \u5173\u95ed\u8fde\u63a5, \u91ca\u653e\u8d44\u6e90<\/li>\n<\/ol>\n\n\n\n

    AT+MQTTUSERCFG – \u914d\u7f6e MQTT \u7528\u6237\u5c5e\u6027<\/p>\n\n\n\n

    \u8bbe\u7f6e\u547d\u4ee4<\/h3>\n\n\n\n
    AT+MQTTUSERCFG=<LinkID>,<scheme>,<"client_id">,<"username">,<"password">,<cert_key_ID>,<CA_ID>,<"path">\n\nok<\/pre><\/div>\n\n\n\n
    \u53c2\u6570\u8bf4\u660e<\/h3>\n\n\n\n
    LinkID: \u5f53\u524d\u53ea\u652f\u6301 0<\/p>\n\n\n\n
    scheme:<\/p>\n\n\n\n
    1: MQTT over TCP<\/p>\n\n\n\n
    2: MQTT over TLS(no certificate verify)<\/p>\n\n\n\n
    3: MQTT over TLS(verify server certificate)<\/p>\n\n\n\n
    4: MQTT over TLS(provide client certificate)<\/p>\n\n\n\n
    5: MQTT over TLS(verify server certificate and provide client certificate)<\/p>\n\n\n\n
    6: MQTT over WebSocket(based on TCP)<\/p>\n\n\n\n
    7: MQTT over WebSocket Secure(based on TLS, no certificate verify)<\/p>\n\n\n\n
    8: MQTT over WebSocket Secure(based on TLS, verify server certificate)<\/p>\n\n\n\n
    9: MQTT over WebSocket Secure(based on TLS, provide client certificate)<\/p>\n\n\n\n
    10: MQTT over WebSocket Secure(based on TLS, verify server certificate and provide client certificate)<\/p>\n\n\n\n
    client_id: \u5bf9\u5e94 MQTT client ID, \u7528\u4e8e\u6807\u5fd7 client \u8eab\u4efd, \u6700\u957f 256 \u5b57\u8282<\/p>\n\n\n\n
    username: \u7528\u4e8e\u767b\u5f55 MQTT broker \u7684 username, \u6700\u957f 64 \u5b57\u8282<\/p>\n\n\n\n
    password: \u7528\u4e8e\u767b\u5f55 MQTT broker \u7684 password, \u6700\u957f 64 \u5b57\u8282<\/p>\n\n\n\n
    cert_key_ID: \u8bc1\u4e66 ID, \u76ee\u524d\u652f\u6301\u4e00\u5957 cert \u8bc1\u4e66, \u53c2\u6570\u4e3a 0<\/p>\n\n\n\n
    CA_ID: CA ID, \u76ee\u524d\u652f\u6301\u4e00\u5957 CA \u8bc1\u4e66, \u53c2\u6570\u4e3a 0<\/p>\n\n\n\n
    path: \u8d44\u6e90\u8def\u5f84, \u6700\u957f 32 \u5b57\u8282<\/p>\n\n\n\n
    AT+MQTTCLIENTID – \u914d\u7f6e MQTT \u5ba2\u6237\u7aef ID<\/h2>\n\n\n\n
    \u8bbe\u7f6e\u6307\u4ee4<\/strong><\/h3>\n\n\n\n
    AT+MQTTCLIENTID=<LinkID><"client_id">\n\nok<\/pre><\/div>\n\n\n\n
    \u53c2\u6570\u8bf4\u660e<\/strong><\/h3>\n\n\n\n
      \n
    • LinkID: \u5f53\u524d\u53ea\u652f\u6301 0<\/li>\n\n\n\n
    • client_id: \u5bf9\u5e94 MQTT client ID, \u7528\u4e8e\u6807\u5fd7 client \u8eab\u4efd, \u6700\u957f 256 \u5b57\u8282<\/li>\n<\/ul>\n\n\n\n
      AT+MQTTUSERNAME – \u914d\u7f6e MQTT \u767b\u5f55\u7528\u6237\u540d<\/h2>\n\n\n\n
      \u8bbe\u7f6e\u6307\u4ee4<\/strong><\/h3>\n\n\n\n
      AT+MQTTUSERNAME=<LinkID><"username">\n\nok<\/pre><\/div>\n\n\n\n
      \u53c2\u6570\u8bf4\u660e<\/strong><\/h3>\n\n\n\n
        \n
      • LinkID: \u5f53\u524d\u53ea\u652f\u6301 0<\/li>\n\n\n\n
      • username: \u5bf9\u5e94 MQTT username, \u7528\u4e8e\u767b\u5f55 MQTT broker, \u6700\u957f 256 \u5b57\u8282<\/li>\n<\/ul>\n\n\n\n
        AT+MQTTPASSWORD – \u914d\u7f6e MQTT \u767b\u5f55\u5bc6\u7801<\/h2>\n\n\n\n
        \u8bbe\u7f6e\u6307\u4ee4<\/strong><\/h3>\n\n\n\n
        AT+MQTTPASSWORD=<LinkID><"password">\n\nok<\/pre><\/div>\n\n\n\n
        \u53c2\u6570\u8bf4\u660e<\/strong><\/h3>\n\n\n\n
        \u8bbe\u7f6e MQTT \u767b\u5f55\u5bc6\u7801, \u5c06\u4f1a\u8986\u76d6 AT+MQTTUSERCFG \u4e2d password \u53c2\u6570,
        \u7528\u6237\u53ef\u901a\u8fc7 AT+MQTTPASSWORD \u8bbe\u7f6e\u8f83\u957f\u7684\u5bc6\u7801.<\/p>\n\n\n\n
        AT+MQTTCONNCFG – \u914d\u7f6e MQTT \u8fde\u63a5\u5c5e\u6027<\/h2>\n\n\n\n
        \u8bbe\u7f6e\u6307\u4ee4<\/strong><\/h3>\n\n\n\n
        AT+MQTTCONNCFG=<LinkID>,<keepalive>,<disable_clean_session>,<"lwt_topic">,<"lwt_msg">,<lwt_qos>,<lwt_retain>\n\nok<\/pre><\/div>\n\n\n\n
        \u53c2\u6570\u8bf4\u660e<\/h3>\n\n\n\n
        LinkID: \u5f53\u524d\u53ea\u652f\u6301 0<\/p>\n\n\n\n
        keepalive: MQTT PING \u8d85\u65f6\u65f6\u95f4,\u8303\u56f4\u4e3a [60, 7200], \u5355\u4f4d\u4e3a\u79d2. \u9ed8\u8ba4 120<\/p>\n\n\n\n
        disable_clean_session: MQTT \u6e05\u7406\u4f1a\u8bdd\u6807\u5fd7, \u53c2\u6570\u4e3a 0 \u6216 1, \u9ed8\u8ba4\u4e3a 0<\/p>\n\n\n\n
        lwt_topic: \u9057\u5631 topic, \u6700\u957f 64 \u5b57\u8282<\/p>\n\n\n\n
        lwt_msg: \u9057\u5631 message, \u6700\u957f 64 \u5b57\u8282<\/p>\n\n\n\n
        lwt_qos: \u9057\u5631 QoS, \u53c2\u6570\u53ef\u9009 0, 1, 2, \u9ed8\u8ba4\u4e3a 0<\/p>\n\n\n\n
        lwt_retain: \u9057\u5631 retain, \u53c2\u6570\u53ef\u9009 0, 1, \u9ed8\u8ba4\u4e3a 0<\/p>\n\n\n\n
        AT+MQTTUSERCFG=0,1,"4QR8TZ9ThuL4G","ceshi","123456",0,0,""\nAT+MQTTCONN=0,"iot.modbus.cn",1883,0\nAT+MQTTSUB=0,"topic",1\nAT+MQTTPUB=0,"topic","test",1,0\nAT+MQTTCLEAN=0\n<\/pre><\/div>\n\n\n\n
        client_id: \u5bf9\u5e94 MQTT client ID, \u7528\u4e8e\u6807\u5fd7 client \u8eab\u4efd, \u6700\u957f 256 \u5b57\u8282<\/p>\n\n\n\n
        username: \u7528\u4e8e\u767b\u5f55 MQTT broker \u7684 username, \u6700\u957f 64 \u5b57\u8282<\/p>\n\n\n\n
        password: \u7528\u4e8e\u767b\u5f55 MQTT broker \u7684 password, \u6700\u957f 64 \u5b57\u8282<\/p>\n<\/span>","protected":false},"excerpt":{"rendered":"
        MQTT AT \u6307\u4ee4\u4f7f\u7528\u8bf4\u660e \u547d\u4ee4\u5217\u8868 AT+MQTTUSE…<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"doc_category":[1927],"doc_tag":[],"class_list":["post-27378","docs","type-docs","status-publish","hentry","doc_category-hardware-access"],"year_month":"2026-07","word_count":369,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"modbus\u6280\u672f\u56e2\u961f","author_nicename":"ckhr","author_url":"https:\/\/www.modbus.cn\/en\/profile\/1"},"doc_category_info":[{"term_name":"\u5f00\u6e90\u786c\u4ef6\u63a5\u5165","term_url":"https:\/\/www.modbus.cn\/en\/docs-category\/hardware-access"}],"doc_tag_info":[],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/docs\/27378","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/comments?post=27378"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/docs\/27378\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=27378"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/doc_category?post=27378"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/doc_tag?post=27378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}