From the tool manuals of ST, it can be seen that technology piracy has strengthened technology confidentiality, reduced technology exchange, and reduced the driving force of technological development....
[align=center][size=5][b]Recommendation of excellent books on development (XVIII) --- Embedded systems - Hardware and software architecture [/b][/size][/align] [size=4]With the rapid development of el...
I only added these few sentences, opened serial port 0 PINSEL0=0x05; U1LCR=0x83; U0DLL=0x6C; U0LCR=0x03; Why is a character sent out as soon as it runs? What is the reason? How can I delete it?...
[i=s]This post was last edited by allenliu on 2017-4-10 01:54[/i] [b][size=3]Test environment[/size][/b] [b][size=3]Node[/size][/b] The remote node A is powered by a mobile power supply (the CR2032 ba...
There are several points below, which I would like to discuss with you. 1. I think point A in the figure can be disconnected, and these current limiting resistors can be removed without affecting the ...
Most recently, NASA's Perseverance rover landed in the Jezero Crater on Mars on February 18, 2021. According to NASA, the rover will "search for signs of ancient life and collect rock and regolith sam...
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]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[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]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[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]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]