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According to foreign media GSMArena, Motorola launched the Motorola G50 5G mobile phone earlier this year. The latest news shows that Motorola is about to launch a G50 5G mobile phone code-nam...[Details]
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1 Basic principles 1.1 IIC bus See the previous content PIC16F877A microcontroller (IIC bus + AT24C02 chip) 1.2 PCF8563 chip It can be seen that the PCF8563 chip has a total of 16 registers. T...[Details]
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Market research firm Gartner recently said that by 2020, 100 million people will use AR to shop in stores and online, and people will be able to experience product visualization in different environm...[Details]
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On August 17, CATL New Energy Technology Co., Ltd. (hereinafter referred to as "CATL") and Shaanxi Automobile Holding Group Co., Ltd. (hereinafter referred to as "Shaanxi Automobile Group") signed...[Details]
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Testing, I believe that every programmer will be familiar with it, and we will think of a series of terms such as unit testing, integration testing, release testing, black box testing, white box test...[Details]
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ABS is an essential safety electronic device in today's cars, and its function is increasingly valued by people. The ABS system uses solenoid valves and oil return pumps to finely adjust the wheel cyl...[Details]
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At present, the AC power supply combined control methods mainly include the following:
1. Primary feedback power supply. This technology is used to drive low-power LED lamps, and is transplanted fr...[Details]
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Recently, Hongda Electronics released information related to investor surveys, stating that the company's performance growth in the first three quarters came from the joint growth of high-reliability...[Details]
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With the rapid development of science and technology, consumer electronics, communications, television, film and broadcasting are closely integrated with computer technology. Digital informati...[Details]
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According to Qichacha information, Hubei Xiaomi Changjiang Industrial Fund Partnership (Limited Partnership) and Shenzhen Haobo Technology Investment Partnership (Limited Partnership) have added a ne...[Details]
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In the mid-1970s, the Hefei General Machinery Research Institute was the first to carry out the application of acoustic emission detection of pressure vessels in China. In the 1980s, the China Specia...[Details]
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Preface:
I didn't really understand the address mapping of the microcontroller, and I didn't study it carefully. I think this is why I'm not a genius. Usually, when you start learning microcontroller...[Details]
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The magnetic amplifier regulator achieves the purpose of output voltage regulation by adjusting the pulse width on the secondary side of the main transformer. The schematic diagram of a typical mag...[Details]
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A remote control socket made a long time ago, with 12-channel decoding through a single-chip microcomputer.
Schematic
PCB
Internal structure
Panel: The red indicator light is t...[Details]
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Today, iFixit shared several photos of their disassembly of AirTags, and compared them horizontally with Samsung's SmartTag and Tile Mate. In comparison, AirTags is the smallest in size, the mo...[Details]