In the previous article, we discussed reading data from water quality sensors based on Arduino. For details, you can read the historical articles. However, due to the limitations of Arduino, it cannot upload data to the network. Therefore, this article presents a method for configuring a water quality sensor based on ESP8266 for data reporting. … Read more
Introduction In this section, we will discuss the WiFi chip ESP8266 used in the STM32 FOTA example. This involves the ESP-01 WiFi module based on the ESP8266 chip, developed by Ai-Thinker. In the STM32 FOTA Demo project, we use it to achieve wireless communication. First, let’s get to know this module, and then we will … Read more
Today, we are going to create something practical! I will teach you how to use Arduino to make a device that measures temperature and humidity. Not only can the data be uploaded to the cloud, but if it gets too humid or hot enough to fry an egg, it will also sound an alarm to … Read more
4.1 LAN Debugging Hardware Preparation: ESP8266-01S module and ESP debugger Use your phone to create a 2.4G Wi-Fi hotspot (5G is not allowed); Connect your computer to the phone’s Wi-Fi hotspot, and also connect the ESP8266 to the Wi-Fi hotspot; Send the command AT+CIFSR to the ESP8266 to query its IP address, which should return … Read more
Introduction With the continuous advancement of the information revolution in the 21st century, the popularity of smartphones has increased significantly. Humans have begun to consider how to control objects using smartphones or computers, which has also promoted the rapid development of the Internet of Things (IoT) in recent years. This article takes the ESP8266EX Wi-Fi … Read more
In today’s rapidly advancing technology, smart homes and the Internet of Things (IoT) are entering our lives at an unprecedented pace. MySensors is an open-source hardware and software community dedicated to helping DIY enthusiasts build affordable and powerful smart sensors and actuators. In this article, we will delve into the core features, advantages of MySensors, … Read more
Wireless Communication Solution Before choosing, I had previously encountered Zigbee networking, which is also a commonly used networking method due to its low cost and simplicity. Here are several reasons for choosing this network: Zigbee networks are indeed good. If you don’t want to learn the complex transmission theory and programming of Zigbee communication chips, … Read more
Abstract: Yesterday, during the weekend, I came across a video on Douyin that claimed building a small IoT project would cost several hundred dollars. After watching it, I exclaimed that it was quite misleading. Today, I will organize a fun little IoT project from before that I guarantee you can complete in just 10 minutes. … Read more
Click the blue text above: “IoT Guesthouse” to follow us In this section, we will guide you to update the Ai-Thinker ESP8266 MQTT transparent transmission AT firmware, and then use a serial tool to control the ESP8266 to connect to Wumart Smart. 01 Preparation 1Hardware Preparation (1) Prepare the ESP8266 module, we will use the … Read more
Introduction to MQTT The MQTT protocol is currently the most popular Internet of Things protocol in the world, bar none. It provides devices with a stable, reliable, and easy-to-use communication foundation. As of now, there are over a hundred million devices connected via the MQTT protocol, widely used in fields such as IoT and M2M. … Read more