WiFiClient espClient; //创建网络连接客户端PubSubClient mqttClient(espClient); //通过网络客户端连接创建mqtt连接客户端 #include #include # ...

思路: 1.连接网络 2.登录ONENET 3.发布主题信息 #include #include 'WiFi.h'#include 'PubSubClient.h'#include 'Ticker.h'const char *ssid = 'anny'; //wifi名 ...

Have you ever noticed how shopping malls, parking lots, or event venues seem to track the number of people or cars present inside? You might think they use an AI camera to count them, but in reality, ...

Yes, you can program Arduino with Python using the PyFirmata library. While Arduino traditionally uses C++ code, Python can control Arduino boards through the Firmata protocol, allowing you to ...

Abstract: Amid the exponential rise of Internet of Things (IoT) devices, the Message Queue Telemetry Transport (MQTT) protocol has gained prominence due to its efficiency in facilitating device-cloud ...

So you finally decided to hop on the Arduino bandwagon and start making electronic projects as a fun hobby. As a beginner getting started with Arduino, your first instinct is typically to buy a ...

The Cayenne MQTT Arduino Library provides functions to easily connect to the Cayenne IoT project builder. This library is designed to work with Arduino, ESP8266 and ESP32 devices. With it you can send ...

20-year-old Katie loves tutorial porn. The university student, who is using her first name only for privacy reasons, tells Mashable that it helped her to understand sex during a time where it ...

The addition of MQTT protocol support paves the way to bringing SCADA control systems and other industrial IoT deployments to Azure. Here’s how to get started. MQTT is an important technology for the ...