Hello everyone, I am a novice. Today, the master asked me to draw a power board with USB VGA and two-pin power supply on one side. There are no other components. How should I draw it? And what is the ...
2010.8.5 Board delivery and welding debugging stage, for debugging issues, please see the C8051 version schematic and PCB on the 2nd floor: https://bbs.eeworld.com.cn/thread-154053-1-1.html C8051 vers...
1. How many topics did you publish in EEWORLD in 2013? [/size][/font][/font][/font][/color][/color][color=#000][color=rgb(0, 0, 0)][font=Helvetica, Arial, sans-serif][font=Microsoft YaHei][size=3]How ...
Many of the company’s prototypes use TI chips, so I’ll talk about the ones that are easy to introduce.DCDC chip TPS54327.A very easy-to-use DCDC chip with a wide input voltage range, which seems to be...
September 22, I read the news today. On the day when the fruit was released, there were only a few in the stores. It seems that the fruit market is really over....
I posted a thread about the driver of dot matrix LCD the other day [url=https://bbs.eeworld.com.cn/thread-59177-1-1.html]https://bbs.eeworld.com.cn/thread-59177-1-1.html[/url] but the response was not...
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[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]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[Details]
When designing a PLC system, the control scheme should be determined first, and the next step is to select the PLC engineering design. The characteristics of the process and the application require...[Details]
Inverter supplier Santerno has been awarded a contract to supply 155MW of sliding inverters to a solar farm in California’s Imperial Valley. The company did not disclose further details about the p...[Details]
The performance of most portable products depends on the quality of the batteries that power them. In recent years, as battery performance has improved, portable products are moving towards smaller...[Details]
1 Introduction
The ball nut is the internal thread element of the ball screw pair. Its precision directly affects the transmission quality of the ball screw pair. Due to its advantages such as...[Details]
Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]
1. Don't say "Give me a code" as the first sentence when you see someone else's reply. You should think about why. When you figure it out yourself
and refer to other people
's
tips, you will...[Details]
Binary translation is a technology that directly translates executable binary programs, and can translate binary programs on one processor to execute on another processor. It makes it easy to...[Details]
PCB Design
京公网安备 11010802033920号
EEWORLD
