Year: 2025
The Rise of Smart Locks in the Era of IoT
Smart Lock Replacement and Unlocking Services, WeChat Phone: 13352025282 Smart locks are intelligent locking devices that use human fingerprints and facial recognition as identification carriers and means. They are a perfect combination of computer information technology, electronic technology, mechanical technology, and modern hardware craftsmanship. Fingerprint locks generally consist of two parts: electronic recognition and control, … Read more
Introduction to the Internet of Things Application Technology Major
Shandong Urban Service Technician College Internet of Things Application Technology Major Introduction Modern Business Department Student Teacher, what is the Internet of Things? For example, on your way home, you can send a command to your air conditioner using your phone, and it will automatically adjust to the temperature you set. When you arrive at … Read more
Peer Micro Classroom at the School of Internet of Things and Communication
Moving Forward Together, Illuminating the Future To further strengthen academic guidance and professional awareness for new students, and to fully leverage the exemplary role of outstanding peers, on April 27, the School of Internet of Things and Communication organized a “Peer Micro Classroom” themed event. This event was conducted in the form of short videos, … Read more
Wiring Method for Two-Wire Intercom in IoT (Replacing the Intercom)
This configuration requires the following for three-party calls: main unit, extension, power supply, room phone, and cabin intercom.For five-party calls, the following is required: main unit, extension, power supply, room phone, cabin intercom, and top cabin sub-unit.Bottom cabin sub-unitThe two configuration methods are shown in the images below
Internet of Things Engineering: Making Devices ‘Talk’ and Connecting the World
Internet of Things EngineeringTaking You Behind the Scenes of Smart Living Xiao Ming: “Hey, why did my smart watch suddenly stop working?” Xiao Hong: “Is it out of battery? Xiao Ming: “No, it suddenly started speaking alien language!” Xiao Hong: “Then you need to find an IoT engineer to take a look; they are the … Read more
Analysis of the Business Performance of IoT Listed Companies in 2024
The performance of IoT listed companies in 2024 has shown varying degrees of decline. For example, Hanwei Technology reported a net profit of 54 million yuan in 2024, a year-on-year decrease of 59.4%; Bixing IoT reported a net profit of -37.92 million yuan, turning from profit to loss. 1. Keli Sensor (603662) The company’s main … Read more
ESP32 vs STM32: Which is More Suitable for Embedded Beginners
For students who are new to the embedded field, the ESP32 and STM32 represent two different technical gateways. The ESP32, developed by Espressif Systems, focuses on IoT features; the STM32 is a family of general-purpose microcontrollers from STMicroelectronics. Both are equipped with a 32-bit Cortex-M core, but they are positioned quite differently. 1.Core Differences Comparison … Read more
FreeRTOS – Task Scheduling Mechanism
Tasks are the smallest units of execution competing for system resources. Multiple tasks with the same priority can share the same priority level. In FreeRTOS, if configUSE_TIME_SLICING is defined as 1, then multiple ready tasks with the same priority will share the processor in a time-slicing manner, where one time slice equals one tick. Task … Read more
Choosing Between Bare-Metal Systems and Operating Systems in MCU Development
In the field of microcontroller (MCU) development, developers often face architectural choices: whether to adopt a bare-metal system or a real-time operating system (RTOS). Below, we will analyze the applicable scenarios for both options through C language code examples and system flowcharts. 1. Applicable Scenarios for Bare-Metal Systems 1.1 Resource-Constrained Projects When MCU resources are … Read more