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EPS emergency power supply is an important backup power supply for power system, and FEPS is a fire protection product developed from it. It must be used and maintained correctly during use, othe...[Details]
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1. Overview
In its early development, UPS was only regarded as a backup power supply. Later, due to power grid quality problems such as voltage surge, voltage spike, voltage transient, voltage dro...[Details]
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Differential active probes provide truer signal reproduction and fidelity for high-frequency measurements. With ultra-low input capacitance and universal DUT connectivity, the TDP1500 and TDP3500 dif...[Details]
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A new revolution requires new weapons. Core and Snapdragon cannot meet the demand, and artificial intelligence computing requires new chips. When we talk about processors, we used to talk about Core,...[Details]
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Road icy warning system
During the Spring Festival of the Year of the Goat, the capital of China welcomed the first (and possibly the last) decent snowfall of this winter. However, t...[Details]
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With the development of society and the continuous improvement of material living standards, people pay more and more attention to health, especially in recent years, the aging of society has intens...[Details]
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We often use multimeters, signal generators , oscilloscopes and other equipment in the study and experiment of electronic technology. Multimeters can detect electronic components and measure circuit p...[Details]
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Is the AC motor brushless or brushless?
There are two types of AC motors: brushed AC motors and brushless DC motors (also called brushless AC motors). So an AC motor may have brushes or it may...[Details]
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Beijing time, October 26, according to foreign media reports, Volvo Cars, a safety expert in the automotive field, has been committed to improving the safety of its vehicles. The company was recently...[Details]
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Please check "Target"->"Code Generation" in the MDK (keil) project properties.
选”Use MicroLIB
The premise is that you have a complete Keil project. For example, when debugging ADC, the serial p...[Details]
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Researchers have developed a see-through augmented reality (AR) prototype based on an ultrathin nanoimprinted metalens array, creating a full-color, video-rate, and low-cost 3D near-eye display sol...[Details]
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On November 1, 2022, ON Semiconductor announced its third quarter 2022 results. At a time when the global semiconductor market is cooling down, ON Semiconductor once again broke several company opera...[Details]
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1. The main difference between amplifiers and comparators is the closed-loop characteristics
Most amplifiers work in a closed loop state, so they are required not to self-excite after closing the l...[Details]
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As a person who has been through this, I have found that many novice programmers, when writing code, particularly like to define many independent global variables, rather than encapsulating these var...[Details]
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pc:Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]