Día: 18 de diciembre de 2023 (página 88)

Composition of serial port server The serial port server is mainly composed of three major modules: the main processor module, the Ethernet interface and control module, and the serial port data processing module. (1) Main processor module The main functions…

As a bridge connecting the industrial Internet of Things central control system and remote devices, the serial port server plays a self-evident role in the entire communication link. Today, the author will use industrial control solutions as a foothold to…

Based on the research on Lora communication, the Lora communication data terminal and its data processing method based on circular queue buffering are designed. The data terminal uses the circular queue to buffer the received data, and checks, judges and…

The GPRS remote wireless measurement and control method solves many problems such as high line laying costs and inconvenient large-area agricultural possibility management, and technically provides the realization of precision agriculture. There are currently relatively few mature applications for water-…

Due to the need to use the public network to achieve wireless meter reading, a DTU module based on 4G network was designed and developed to implement the application of the DTU module in the meter reading system. This article…

According to data from the Ministry of Industry and Information Technology, the scale of my country’s Internet of Things industry is planned to reach 1.5 trillion yuan in 2020, and the value of related chips, modules, and terminals will account…

The wireless communication module industry structure is increasingly differentiated and the strong will always be strong. At present, the wireless communication module market is in the early stages of development, with many brands and low market concentration. In the long…

Broadly speaking, M2M can represent the connection and communication between Machine to Machine (MachineMachine), Man to Machine (Man to Machine). Machine to Man (Machine 1o Man). Mobile↓Machine! It provides the technical means for mutual communication between people , machines and…

The design of this router is based on three modules, namely 3G module, WiFi module and Linux hardware platform, as shown in Figure 1. The function of the 3G module is to use the operator’s wireless data card for PPP…

For a long time, serial communication methods have been widely used in many fields such as data collection, data monitoring, security, and medical care. However, with the development of the Internet and the improvement of application requirements, its limitations have…

El módulo de comunicación 4G integra todos los componentes, como el amplificador de señal de frecuencia, y completa la integración. Con el desarrollo de la industria, la demanda de dispositivos integrados para acceder a la red aumenta día a día. A falta de...

El router industrial inalámbrico 4g ZHL4921W ha sido desarrollado por Chengdu Zongheng Intelligent Control Technology Co., Ltd. basándose en los requisitos de la red FDD-LTE4G, utilizando la última plataforma de sistema de hardware ARM, y utilizando la última tecnología utilizando el sistema de software Linux. Es un...