Why in a tree topology, a node's beacon time only needs to avoid the beacon time of the parent node's parent node and the parent node's beacon time, but not the beacon time of the adjacent node? If th...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:24[/i] For electronic games, strength is of course the main factor. This post is to remind everyone that many details cannot be forgotten. De...
It seems that sister Soso is tired and sick~~~ Forum friends wish sister Soso a speedy recovery and a quick return to the forum~:congratulate: I hope everyone will have good work and good health in th...
【Abstract】Combined with the actual situation of school management, a campus open laboratory system is designed, which is based on the campus network, uses fingerprint recognition as a carrier, and use...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
1 Introduction
Intelligent cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic con...[Details]
AD7708 is a multi-channel 16-bit Σ-Δ analog-to-digital converter ADC. It supports 4 or 5 channels of true differential input and 8 or 10 channels of pseudo differential input. This chip allows two ...[Details]
At present, single-chip microcomputers have been widely used in home appliances, medical treatment, instrumentation, industrial automation, aerospace and other fields. The more popular types of sin...[Details]
0 Introduction
Gyroscope
is a sensitive measuring element of the platform stabilization system. It senses the angular motion signal of the platform and establishes the stability bench...[Details]
Hollysys' LM series PLC products fully consider the difficulties in integrating machines, equipment and subsystems in large control systems, and provide a variety of open communication protocols and i...[Details]
3. Driving circuit design
The power driver uses a field effect tube, which is a field-controlled device with a capacitance effect between the gate and source, so it has high requirements for t...[Details]