1. Introduction to ESP8266 The ESP8266 is a low-power, highly integrated WiFi SoC chip launched by Espressif Technology. It has a built-in TCP/IP protocol stack and supports STA (Station), AP (Access Point), and STA+AP mixed modes, allowing it to function independently as a master MCU or in conjunction with other controllers (such as STM32 or … Read more
<span>at</span> is a command-line tool used to automatically execute various commands or scripts at a specified time and date. Tasks created with <span>at</span> are executed only once, making it an ideal tool for managing one-time tasks at precise time points. This article will introduce how to use <span>at</span> along with its companion tools <span>batch</span>, <span>atq</span>, … 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
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
In IoT development, the MQTT protocol has become the “golden partner” for cloud connectivity due to its lightweight nature, low bandwidth consumption, and efficient communication. However, developers often encounter issues such as connection management, protocol compatibility, and low power optimization in practical applications. Newcomers may also struggle with practical operations regarding hardware and software… This … Read more
Read the latest documents and participate in:【Find Errors in Documents to Win Prizes】 Activity The latest document content of this article can be found at: https://docs.openluat.com/air780e/at/app/command/http 1. Overview of AT Commands AT commands are an ancient method of communication that has been in use since wired communication. As of 2024, it has a history of … 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
▲Author: Yan Guiling Introduction: Today’s experiment mainly involves developing a small function based on STM32 that can obtain weather and time in real-time. This function can be applied to devices that need to display weather and time, and the hardware cost is very low. If anyone is interested, feel free to check it out! 1. … Read more
The ESP8266 is an ultra-low-power UART-WiFi transparent transmission module, featuring highly competitive packaging size and ultra-low energy consumption technology. It is designed specifically for mobile devices and Internet of Things applications, allowing users’ physical devices to connect to Wi-Fi wireless networks for internet or local area network communication, thus achieving networking functionality. Although the “WiFi … Read more
Source: LPWAN Technology IoT Think Tank Organized and Published Please indicate the source when reprinting —— [Introduction] —— The author’s remarks: The following narrative is solely personal opinion, devoid of any emotional color. Background The core development technologies of NB-IoT are held by a few major companies, such as Huawei HiSilicon, Qualcomm, and Intel. Of … Read more