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According to Jiwei.com, since the second half of last year, driven by domestic substitution, the demand for CIS, power management chips, MCU, IGBT, MLCC, etc. has been strong, and there have be...[Details]
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People need electronic devices with high efficiency, low power consumption and energy efficiency compliance, as well as wireless systems with higher performance and smaller form factors, which poses a...[Details]
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C51:
1. Header file: #include reg52.h (I use STC 89C54RD+)
2. Predefined: sbit LED = P1^0 // Define bit 0 of port P1 as LED
Note: The writing of "P1^0" is different from A51 (A51 is P1.0). P1 ...[Details]
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The basic concept of feedback
1. What is feedback?
When discussing the relationship between the input signal and the output signal of the amplifier circuit in the previous chapters, we only in...[Details]
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As the earliest application of video surveillance, the security market has developed very rapidly and has begun to take shape. In recent years, it has been growing rapidly at an annual growth rate of ...[Details]
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1 Working Principle
This system makes full use of the control and computing capabilities of the 89C51 single-chip microcomputer and adopts the MCS-51 assembly language to design a microwave pu...[Details]
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Akamai Launches New Products to Support and Protect Life on the Web
New products include Linode Managed Database and Audience Hijacking Protector
April 28, 2022 - Akamai T...[Details]
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Keithley source meters are widely used in low voltage/resistance, LIV, IDDQ, IV characteristic analysis, isolation and lead resistance, temperature coefficient, forward voltage, reverse breakdown, le...[Details]
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PCB technology: the reason for connecting a capacitor between the power supply and the ground G. The high-frequency filter capacitor should be as close to the power pin of the IC circuit as possible....[Details]
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Testing of medical devices not only tests for tightness, but also considers occlusion and fluid restriction. Especially for blood-related medical devices, where such problems can cause cell lysis, it...[Details]
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Recently, Tesla pushed the FSD (full self-driving capability) test version overseas. In the beta, owners can choose from driving profiles, including Chill, Average and Assertive. In confident ...[Details]
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Definition of Logic Analyzer
A logic analyzer is an instrument that uses a clock to collect and display digital signals from test equipment. Its main function is to determine the timing...[Details]
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August 30, 2023 - Gartner predicts that by 2026, more than 30% of white-collar jobs in China will be redefined, and the skills to use and manage generative AI will be in great demand. Gartner's 202...[Details]
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There are many kinds of probes. Differential probes are very commonly used in switching power supplies. The common measurement methods of differential signals with differential probes are as follo...[Details]
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With the development of modern society and the advancement of science and technology, many high-rise buildings and intelligent buildings have emerged. Elevators, as an important means of transportati...[Details]