[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:58[/i] The "civilian-level" facial recognition access control and attendance machine was placed in the most conspicuous position. It is...
Shenzhen Hangda Communication Co., Ltd. is a high-tech enterprise engaged in computer software development, automotive electronic products, embedded product development, computer network, and system i...
I have collected a time domain waveform, but I don't know how to extract the effective values of each harmonic and fundamental wave. I'm urgently looking for relevant code or information....
The World Cup has come to an end, and the "football business opportunities" that have lasted for a whole month have also come to a close. Some businesses are smiling and making a lot of money in the W...
The fuse is the most basic and important component in power products. It automatically blows when the power supply is working abnormally, providing protection for product and personal safety. Therefor...
How can I create multiple tables using isqlw on a PPC? How can I create relationships between them? When I create the second table, an error message 0x80040e14 appears. What is the reason?...
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
LonWorks fieldbus technology is widely used, for example, in intelligent buildings, industrial control, environmental protection, etc. Echelon's LonWorks system has been used in the products of tho...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
Reliability and real-time performance are the basic requirements for control systems. Initially, motor control used analog circuits with discrete components. With the advancement of electronic tech...[Details]
For the past
15
years, many have predicted that
the
8
-bit microcontroller would soon be gone. However, this was one of the most miscalculated predictions in the el...[Details]