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Introduction: For some time, we have been talking about 1 million km battery, 1 million mile battery, and now 2 million km battery in 2016. How many of these are goals and how much can be achieved ar...[Details]
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The development of digital signal processors is also changing with each passing day. Not only is the speed of executing instructions getting faster and faster, but its power consumption is also g...[Details]
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1. Is the Polaris probe resistive or capacitive? The probe is a parallel combination of a resistor (for low frequencies and DC) and a capacitor (for high frequencies). Additional components compensat...[Details]
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Current probes are an indispensable and important accessory for oscilloscopes to measure current, but there are many brands of probes on the market, and their prices vary greatly. So how should you...[Details]
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Dell Selects OmniVision's OV02C to Provide Superior 1080p Webcam Performance for Next Generation Latitude Notebooks OmniVision’s New OV02C Image Sensor Enables Best-in-Class Video Performance and U...[Details]
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On August 29, Efort released its 2022 semi-annual performance report.
The report showed that the operating income in the first half of 2022 was about 608 million yuan, a year-on-year incre...[Details]
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The latest data from the European Automobile Manufacturers Association (ACEA) shows that new car sales in the EU fell 18.3% year-on-year in August this year, hitting the lowest level in three years...[Details]
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Is the merger of the two panel giants a fake issue? Or is it really feasible? It has recently become a hot topic in the display industry and the stock market, and has also led to various debates in f...[Details]
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Recently, foreign media reported that the screens of OLED supplier BOE failed to pass the quality inspections of multiple manufacturers and may not be able to be used in the Apple iPhone 12 that is a...[Details]
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There are many causes of building fires. As electrical engineers, we should try our best to avoid fire hazards caused by building electrical design when designing building electrical systems. Accor...[Details]
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Glass rotor flowmeter is a variable area flowmeter, which is mainly composed of a vertical glass cone tube that expands from bottom to top and a float that can move up and down with the flow rate. Be...[Details]
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The equivalent salt density method widely used by the power sector is a method of calibrating the pollution level based on annual cleaning. Although this method is simple to operate, it still requi...[Details]
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On November 18, the IPO of Honeycomb Energy Technology Co., Ltd. (hereinafter referred to as Honeycomb Energy) on the Science and Technology Innovation Board was accepted by the Shanghai Stock Exchang...[Details]
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The circuit is very simple. The rows and columns of the 8*8 dot matrix are connected to the P3 and P1 ports of the microcontroller respectively. I tested it successfully.
#include AT89X52.H
unsigned...[Details]
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In the Matlab/Simulink environment, the DSP Builder module was used to build the FIR model, and the FIR filter was designed according to the FDATool tool. Then, system-level simulation and ModelSim f...[Details]