esp_mqtt_client_config_t 通过这个结构体,可以设置回调函数、服务器地址、用户名、client id、密码、证书等,基本上与mqtt相关的参数都可以设置。 2.2、基于配置创建MQTT Client句柄 代码语言:javascript 代码运行次数:0 运行 AI代码解释 esp_mqtt_client_handle_tesp_mqtt_client_init(constesp_mqtt_client_config_...
mqttClient.onDisconnect(onMqttDisconnect); // 设置 当MQTT断开连接时的回调函数 mqttClient.onSubscribe(onMqttSubscribe); // 设置 当MQTT订阅主题时的回调函数 mqttClient.onUnsubscribe(onMqttUnsubscribe); // 设置 当MQTT取消订阅主题时的回调函数 mqttClient.onMessage(onMqttMessage); // 设置 当MQTT订阅主...
esp32中esp_mqtt_client_publish函数 esp32 matter matter协议学习笔记--以乐鑫方案为例 0. 写在前边的话 1. matter 协议基本概念 2. 设备间的本地自动化交互 2.1 同步控制的实例: 2.2 异步通知(订阅、报告) 3. 桥接设备 4. thread 边界路由器 5. 专业名词 0. 写在前边的话 以下学习笔记均参考乐鑫官方...
client.setServer(mqtt_broker, mqtt_port); client.setCallback(callback);while(!client.connected()) { String client_id ="esp32-client-"; client_id += String(WiFi.macAddress()); Serial.printf("The client %s connects to the public MQTT broker\n", client_id.c_str());if(client.connect(...
uint32_t port; /*!< MQTT服务器端口*/ const char *client_id; /*MQTT Client的名字默认是ESP32_加上MAC后3hex*/ const char *username; /*MQTT用户名*/ const char *password; /*MQTT密码*/ const char *lwt_topic; /*!< LWT主题,默认为空*/ ...
const char* mqttServer = "iot-06z00axdhgfk24n.mqtt.iothub.aliyuncs.com"; // 如以上MQTT服务器无法正常连接,请前往以下页面寻找解决方案 // http://www.taichi-maker.com/public-mqtt-broker/ WiFiClient wifiClient; PubSubClient mqttClient(wifiClient); ...
ESP8266+AT指令,使用MQTT协议连接阿里云 AT指令集 AT+CWMODE=1 AT+CWJAP="热点名","热点密码" AT+CIPSNTPCFG=1,8,"ntp1.aliyun.com" AT+MQTTUSERCFG=0,1,"NULL","username","passwd",0,0,"" AT+MQTTCLIENTID=0,"ClientId" ——两个‘,’前要加‘\’...
{constuint64_tkeepalive_ms = client->connect_info.keepalive *1000;if(client->wait_for_ping_resp ==true) {if(has_timed_out(client->keepalive_tick, keepalive_ms)) { ESP_LOGE(TAG,"No PING_RESP, disconnected"); esp_mqtt_abort_connection(client); client->wait_for_ping_resp =false;...
esp_mqtt_client_register_event将mqtt事件处理函数(mqtt_event_handler)注册,有事件过来即可回调mqtt_event_handler,该函数详细内容如下: staticvoidmqtt_event_handler(void*handler_args,esp_event_base_tbase,int32_tevent_id,void*event_data){ESP_LOGD(TAG,"Event dispatched from event loop base=%s, event...
#include"EspMQTTClient.h"EspMQTTClientclient("WifiSSID","WifiPassword","192.168.1.100",//MQTT Broker server ip"MQTTUsername",//Can be omitted if not needed"MQTTPassword",//Can be omitted if not needed"TestClient"//Client name that uniquely identify your device);voidsetup() {}voidonConnecti...