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Due to the out-of-print of Kirin chips and other reasons, Huawei's mobile phone business is facing heavy pressure. Previously, there were rumors in the market that Huawei was going to sell its...[Details]
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China Energy Storage Network News:
On March 31, the reporter learned from State Grid Jiangsu Electric Power Co., Ltd. that on March 30, the daily power consumption in Jiangsu Province was 1.6...[Details]
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introduction
The SPWM variable frequency speed regulation system has been increasingly valued by people due to its advantages such as wide speed regulation range, high power factor, small impa...[Details]
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exist Intel held the 2019 Intel Smart Education Summit in Qingdao on the occasion of the 77th China Education Equipment Exhibition . At the meeting, Intel released the Intel Education Informatizatio...[Details]
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The main tasks to be completed are: 1) Divide the display position 2) Draw the status bar background 3) Draw the battery icon: a total of 7 baticos 4) Draw time: only show hours and minutes 5) Cycle...[Details]
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Since its advent, the path that single-chip microcomputers have taken is different from that of microprocessors. Microprocessors have developed in the direction of high-speed computing, data ana...[Details]
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1 Introduction
The measurement and control system or intelligent display screen composed of a single chip often needs to use a real-time calendar or clock signal. In order to save CPU resources, th...[Details]
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introduction
The digital/analog conversion (D/A) circuit is one of the commonly used circuits in digital systems. Its main function is to convert digital signals into analog signals, w...[Details]
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1. Analysis:
struct bit
{ int a:3;
int b:2;
int c:3;
};
int main()
{
bit s;
char *c=(char*)
cout sizeof(bit) endl;
* c=0x99;
cout sa endl sb endl sc endl; ...[Details]
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Correct selection of temperature and humidity measuring instruments:
Due to the different temperature and humidity measurement principles, there are many kinds of temperature and humidity in...[Details]
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The new year's Fortune Global 500 list has just been released. With the inclusion of Hong Kong, Macao and Taiwan, the number of Chinese companies on the list has unprecedentedly surpassed that of the...[Details]
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Jiwei.com News: Even before the Huawei P30 series was released, it had already attracted great attention from the public. The most discussed topic is the powerful camera function of the Huawei P30 se...[Details]
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32W double-tube fluorescent lamp electronic ballast circuit using KA7522D as controller
As shown in the figure, this is a 32W double-tube fluorescent lamp electronic ballast circuit using KA7522D a...[Details]
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When I first started using ulink, I found that the driver could not be installed. I searched online for a long time without success, so I gave up! : Later I chose jlink and found many problems, but th...[Details]
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Electrocatalysis is a key technology in the field of sustainable energy, so understanding how catalysts work is important to improving their performance. Part of the challenge of using platinum (Pt...[Details]
Microcontroller MCU
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