Capacitor is the most commonly used device in circuit design and is one of the passive components. Simply put, an active device is a device that requires an energy (electricity) source. It is called an active device. A device that does not require an energy

1. 50 pieces of electrical control knowledge 1. According to the classification of uses, low-voltage electrical appliances are divided into control electrical appliances, main command electrical appliances, protective electrical appliances, distribution electrical appliances and executive electrical appliances. 2. According to the classification of executive functions,

When users use 2G and 3G networks, their main requirement for network quality is whether the quality of calls is stable. However, with the popularity of LTE network technology, many network users are more concerned about the speed of network downloads. The download rate of

This article introduces in detail the common Wifi channel interference faults (including assisted channel interference and overlapping channel interference) in areas where APs are densely distributed. For different fault types, simulation experiments are conducted under different level environmental conditions to obtain provide valid evidence. At

The data transmission module developed by Zongheng Intelligent Control has a variety of network type products, including 4G, GPRS, LoRa, Ethernet, etc. Data collection and transmission system based on wireless transmission module. The data collection terminal collects the temperature and humidity in the environment, connects

Serial server concept In the Internet of Things, everyone must be familiar with the word serial port server. However, the concept of this product is explained clearly on the Internet. There are not many. I happened to see an article on the Internet that explains

ZHL4921W 4g wireless industrial router is developed by Chengdu Zongheng Intelligent Control Technology Co., Ltd. based on FDD-LTE4G network requirements, using the latest ARM hardware system platform, and using the latest technology using the Linux software system. It is a brand new one with better

Serial networking server products provide solutions for accessing industrial equipment directly through the network. Traditional serial devices can thus be converted into Ethernet devices that can be monitored and controlled from a LAN or even the Internet. XUNWEI’s serial port server provides different configurations and

The 4G communication module integrates all components such as the frequency signal amplifier and completes the integration. With the development of industry, the demand for embedded devices to access the network is increasing day by day. In the absence of wired or wireless wireless networks

Explanation of serial communication and parallel communication Serial communication: data bits are sent one data bit after another, and the data bits represent 0 or 1 Parallel communication: sending 8 data bits at a time, which is one byte, Comparison between serial communication and parallel

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 become increasingly prominent : short

ASCII: American Standard Code for Information Interchange American Standard Code for Information Interchange: A computer coding system based on the letter J; Mainly used to display modern English and other Western European languages; The most common single-byte encoding system today; The ASCI I code is