In the past year:
① I have completed 80% of my goals, but I chose to avoid the things I wanted to accomplish the most. I did not complete the goals I wanted to achieve. Some things may be missed for a...
I was lucky enough to get the EE self-study manual. After I got it, the color of the text gave me a sense of weight.For the improvement section, the content is commonly used in work:These contents are...
The following figure is a screenshot from "Northwest Model King" - a constant current source circuit composed of an op amp.Figure 1 is the original figure, the output current Io=2.5/(1/40+1/R1);Figure...
There are 7 ARM processor working modes: USR mode Normal user mode, normal program execution mode FIQ mode (Fast Interrupt Request) handles fast interrupts, supports high-speed data transmi...[Details]
An instrumentation amplifier is a device that amplifies small signals in a noisy environment. It uses the characteristics of a small differential signal superimposed on a larger common-mode signal t...[Details]
my country's urban lighting has developed rapidly along with the acceleration of my country's urbanization process. However, the energy demand and consumption in urban lighting development are als...[Details]
I made a flashlight using lemon as an electrolyte. The production process is quite detailed, so I recommend it to everyone. The electrode materials used were copper and zinc (galvanized iron nails),...[Details]
A switching power supply is a power supply that uses modern power electronics technology to control the time ratio of the switch on and off to maintain a stable output voltage. With the ATMEGA16 mic...[Details]
With the advancement of science and technology, electric vehicle technology has developed rapidly. Compared with internal combustion engine vehicles, electric vehicles have the advantages of zero e...[Details]
The growth rate of the global battery market has slowed down, and the shipments of Chinese battery companies, except CATL, have declined significantly. According to South Korean technology media "dda...[Details]
Abstract: Zero-transition PWM DC/DC converter is a DC/DC converter structure with low device stress and high efficiency, and is widely used. This paper introduces several novel zero-transition PWM ...[Details]
The imaging spectrometer was developed on the basis of multispectral remote sensing imaging technology starting in the 1980s. It acquires hyperspectral images of scenery or targets with high spectral...[Details]
Active infrared detectors are an invisible electronic fence used for perimeter alarm applications. The industry often refers to them as "active infrared" or "infrared counter-radiation". Active in...[Details]
The inductor of ultra-low power or ultra-high power switching power supply is not as easy to select as that of general switching power supply. At present, conventional inductors are manufactured fo...[Details]
8-core CPUs or processors with more cores may not be completely symmetrical. Some have 4 A15s and 4 A7s, or 4 A57s and 4 A53s, or even processors like HiSilicon Kirin 935 (4-core A53 2.2 GHz + 4-core ...[Details]
In this wave of intelligent transformation, users seem to pay more attention to assisted driving systems, especially among the new brands, which have a large share of research and development in inte...[Details]
AMD recently updated its P-state EPP driver for Linux-based computers, providing a good boost in CPU power efficiency. The company is using ACPI CPPC energy preference performance information to cont...[Details]
Over the past year, the mobile phone industry chain has faced an industry cold snap due to external factors. Many A-share listed companies in the industry chain have performed poorly, and their stock...[Details]
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