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//Eight-digit stopwatch based on 51 single-chip microcomputer //Development language: C51 //Selected chip: AT89S51 #include reg51.h #include intrins.h #define DIG_NONE 0xff; #define DIG_1 0x7f #...[Details]
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In a switching cycle, the primary and secondary currents iv and iD of the transformer are triangular waves, as shown in Figure 8⒛ (b). During (0, DuTs), the growth slope of iv is Udc/n2L, where L i...[Details]
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Introduction: What is an AVR microcontroller? What are the advantages of an AVR microcontroller? Why should you choose an AVR microcontroller? Let's learn about it together: What is an AVR microcontr...[Details]
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1. Hardware Introduction:
(Using 5050LED 2W) The RGB three-color LED control pins are P1.2, P1.1, and P1.0 of the single-chip microcomputer. The positive pole of the LED is connected to the ...[Details]
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At 10:23 on December 23, 2019, monitoring personnel from the Power Internet of Things Center of Baoding Power Supply Company of Hebei Province discovered through the self-service equipment intellig...[Details]
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In industry, it is often necessary to measure non-electrical physical quantities such as temperature, pressure, wind speed, etc. These usually need to be converted into analog quantities before they ...[Details]
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Recently, four students from the Diocesan Boys' School in Hong Kong developed an ultra-small humanoid
robot
with a height of only 141 mm
, which once again broke the record of "the world's ...[Details]
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The so-called "manhole", as the name suggests, is a hole opened in the processing system to allow workers to enter for cleaning, maintenance and inspection. However, this name may soon become inappro...[Details]
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PCBA testing is a very important quality control link in the entire PCBA production process, and PCBA board current testing is an essential step in this link. 1. Test requirements A PCBA manufactur...[Details]
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At present, the global mobile phone shipments are growing steadily. In the Chinese mobile phone market, speakers for music playback on feature phones and smart phones have become a standard feature, a...[Details]
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The interconnection of automotive systems is an exciting and fast-growing market, but it also faces a difficult problem that needs to be solved. Data security is becoming increasingly important today...[Details]
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On January 4, seven projects in the first quarter of 2022 were started in Haicang District, Xiamen, with a total investment of 4.35 billion yuan, involving major industrial projects such as Silan Mic...[Details]
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Adobe (Nasdaq: ADBE) recently announced that the company has been named a Leader in the 2020 Gartner Magic Quadrant for Digital Commerce research report. As one of 15 vendors participating in the eva...[Details]
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Recently, Siemens revealed that it has launched wall-mounted charging piles in the European and American markets. In addition, this type of charging pile is expected to enter the Chinese market in th...[Details]
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In recent years, more and more automotive OEMs and Tier 1s have launched mild hybrid electric vehicles (MHEVs) and solutions with 12V/48V dual-battery vehicle system designs. Since Tesla’s high-p...[Details]
Power technology
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