[font=Verdana, Helvetica, Arial, sans-serif]I graduated from college in June this year and went to a company in Guangdong for internship in February. My university major was electrical automation. I w...
[i=s] This post was last edited by qwqwqw2088 on 2014-8-7 19:00 [/i] 1. Design topic: Design a -48V0.8A conversion circuit Design a ring current power supply solution commonly used in communication eq...
Due to various reasons, the final design was not completed. The actual completion rate was about 80%. It was able to establish a connection with the Sensortag, but failed to complete the control. The ...
Yesterday's news was about a group of city management officers vs. a couple selling melons, and today's news is about more than 200 police officers vs. the general public, with the latter being KO'd b...
Someone else's Quartus program written in Verilog language has large modules inside small modules, and state machines and so on. It makes me dizzy. Does anyone have any good reading methods or techniq...
DAS Series [img=589,26]http://www.cosel.co.jp/en/products/images/title.gif[/img]
[img=554,138]http://www.cosel.co.jp/en/products/images/title_das.jpg[/img]
Aluminum base module supporting a wide input...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
Power technology
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