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I am a novice, I am learning 51 single chip microcomputer, I bought a development board, the accompanying tutorial explanation is a bit wrong, I fumbled for a day, modified the program a bit, it is e...[Details]
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On March 21, a user gave Apple iPhone SE a one-star bad review. The user bought the iPhone SE midnight color 128GB version, which cost 3,899 yuan. The user said he regretted buying it so muc...[Details]
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On November 1, Lu Weibing, President of Xiaomi Group China and General Manager of Redmi Brand, revealed in an interaction with Mi fans that there is no Redmi K40S and Redmi K50 is being prepare...[Details]
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The main challenges of LTE device testing include the following four aspects:
First, the challenges brought by OFDM: Compared with traditional single-carrier signals using CDMA or TDMA, OFDM sign...[Details]
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Fundamentals and Applications of High-Power, Low-Value Current-Sense Resistors
Basics of Current Sense Resistors
There are many different techniques for sensing current in a...[Details]
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The material basis of lighting technology is light source. Therefore, the development of lighting technology is based on the development of light source technology. Since the major breakthroughs ...[Details]
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National Semiconductor has launched a variety of power modules in the SIMPLE SWITCHER® product series. Among them, the LMZ series module is a highly integrated, high-efficiency buck regulator with a ...[Details]
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The market situation remains grim, and time for innovation and breakthroughs is not waiting for us. In the first phase of the Maker Innovation Project PK Competition of the Cologne Group Maker Cent...[Details]
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Li Auto did not put too much energy and R&D capabilities into expanding the L6 product line, allowing Li Auto to free up time to engage in other activities. At this time, Li Auto needs to make some c...[Details]
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The U.S. government issued a 90-day "temporary general license" to postpone the existing trade ban on Huawei and its affiliates' products and services in the United States so that the company can pro...[Details]
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Making our home devices smarter and better serve our lives is the vision of every family. For this reason, many smart home products continue to emerge in the market, and the market size is also expan...[Details]
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After testing, it was found that the RF front-end mixer was faulty, resulting in no signal detection and self-calibration error. Repair process The damaged components were replaced and the enginee...[Details]
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1 Introduction
In the past, the output transformer in UPS did not attract much attention, because it was just a part of the whole device. Once upon a time, since the high-freque...[Details]
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According to customs statistics, in August this year, Nanchang's imports and exports totaled 11.04 billion yuan, up 25.1% from the previous month. In the first eight months, Nanchang's imports and ex...[Details]
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Traditional power monitoring systems mostly use wired connections. When there are many monitoring nodes, there are problems such as difficult installation, cumbersome wiring and inconvenient maint...[Details]
DSP and ARM Processors
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