Arduino采集温湿度、光照数据
飞线
代码
#include <WiFi.h>
#include <PubSubClient.h> // 需要安装PubSubClient库#include "DHT.h"#include "led.h"
#include "beep.h"
#include "relay.h"
#include "light.h"DHT dht;float temperature;
float humidity;
int light_value;// WiFi配置
const char* ssid = "Redmi K70";
const char* wifi_password = "12345678a";// MQTT配置
const char* mqtt_server = "xxxx.top"; // 公共MQTT服务器,可替换为你自己的
const int mqtt_port = 57891;
const char* mqtt_username = "us