I made my own board, the minimum system is CPU+RAM+FLASH. The CPU is PXA270, the flash is 28F128J3A, connected to nSC0 chip select. Currently, two boards are installed. Everything is OK on the first b...
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[i=s]This post was last edited by dontium on 2015-1-23 11:42[/i] Finally found an article I can understand:surrender:[url]deyisupport./blog/b/signalchain/archive/2013/12/19/51603.aspx[/url] Let me fir...
In the IEEE 754 standard, is the exponent represented by a shift code or a two's complement code? Is the mantissa represented by the original code or the two's complement code? Is it specified in IEEE...
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
Motor potting compound is a high-performance sealing material widely used for motor encapsulation and insulation. It is essential for motor protection and packaging. Its ideal moisture and water re...[Details]
The power battery is a crucial component for vehicles, determining its lifespan and range. According to national regulations, when the capacity of an electric vehicle's power battery drops below 80...[Details]
On August 18, domestic EDA manufacturer HuaDa JiuTian launched the advanced packaging design platform Storm for the first time in the world at the end of July. It claims that the chiplet wiring eff...[Details]
Preface
In recent years, the quadcopter market has become increasingly popular, and everyone has been exposed to them in various ways. Aerial photography applications using quadcopters ...[Details]
According to foreign media reports, a team from the Helmholtz Association of German Research Centres (HZB) used a non-destructive method to study practical lithium-sulfur soft-pack batteries using ...[Details]
The idea of vehicles sharing information and collaborating to make transportation safer, more environmentally friendly, and more enjoyable is incredibly appealing. The various technologies associat...[Details]
I. Introduction
Although the electrostatic effect was first experimentally demonstrated in electricity, static electricity is still considered a "nameless fire" in modern industrial processes...[Details]
Humans have been driving cars for over a century, but their safety record is far from perfect. While today's vehicles are safer than ever, car accidents and fatalities continue to rise in many pa...[Details]