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Other people buy cars to drive, but we buy cars to dismantle. Recently, we learned some methods to dismantle the headlight assembly of a car, so we also took out the BMW 5 Series B48 of our colleag...[Details]
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1. Introduction to 21 registers There are four main functional modules inside the 51 series microcontroller, namely I/O port module, interrupt module, timer module and serial communication mo...[Details]
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The MAX17000A pulse-width modulation (PWM) controller provides a complete power solution for DDR, DDR2, and DDR3 memory
in notebook computers
. The device integrates a step-down controller, ...[Details]
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How PLC works
PLC works in a "sequential scanning, continuous loop" mode. That is, when the PLC is running, the CPU performs periodic loop scanning according to the instruction step number (or...[Details]
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Brushless motors and brushed motors each have their own advantages and disadvantages. The choice of which motor should be based on comprehensive considerations of specific applications and needs.
...[Details]
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The HG240128R series LCD display module developed by Qingda Optoelectronics Technology Co., Ltd. has many advantages over similar products, such as large display information, simple programming, small...[Details]
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Power loss is an important part of the performance evaluation of switching devices and is also an advanced function that many oscilloscopes offer as optional extras. Although many laboratories are eq...[Details]
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The DC reversal method uses a DC source that reverses its polarity and the test object’s response is measured with a nanovoltmeter.
In the past, DC reversal monitoring was a manual operation on m...[Details]
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1. Instrument Model Tektronix AFG3052C Signal Generator 2. Fault phenomenon After power-on testing, it was found that the instrument had an abnormal waveform failure. 3. Testing Process First, ve...[Details]
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The factors that affect the measurement accuracy of the magnetic thickness gauge mainly include: base metal magnetism, base thickness, edge effect, curvature, surface roughness, external magnetic ...[Details]
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In recent years, the power supply industry has been committed to the research and development of 80PLUS products. How to achieve the requirements of 85PLUS? This is not a problem for general adapters...[Details]
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Figure 1 is the circuit principle of the high-speed control scheme LED display. The MCS51 series single-chip microcomputer is used to control the LED display; the random access memory 62512 is used...[Details]
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Thorn Lighting
of Durham
is leading a research and development project to develop new O
LED
materials and equipment to provide large-area lighting applications to replace fluore...[Details]
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China Energy Storage Network News:
In early September, the official website of the Chongqing Municipal People's Government officially announced the "Chongqing 13th Five-Year Informationizatio...[Details]
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On November 4, the Henan Provincial Development and Reform Commission issued the "Notice on the Implementation of the Fourth Batch of Source-Grid-Load-Storage Integration Projects" and the "Notice ...[Details]