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Question: It is known that there are four buttons connected to the IO ports 0 to 3 of the P3 port in the microcontroller, and there are four LED lights connected to the IO ports 0 to 3 of P1. Write a...[Details]
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In addition to measuring basic parameters such as voltage, current, resistance, capacitance and transistors, digital multimeters can also be used in various ways to further expand their functions and...[Details]
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On April 15, Weilan Technology released its 2020 annual report, stating that the company achieved operating income of 19.824 billion yuan, a year-on-year increase of 45.43%; the net profit attributab...[Details]
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According to foreign media reports, experts from the fields of technology, security and automobiles believe that Elon Musk's plan to land on Mars is likely to be completed before his most advanced ...[Details]
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As of 4:00 a.m. on December 18, the ±800 kV UHV Zhongzhou Converter Station, the receiving-end converter station of the Tianzhong DC Project, the first "double 800 UHV DC project" in China and the ...[Details]
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In the dispatching industry, including railway dispatching recording, power dispatching recording, logistics dispatching recording, and traffic dispatching recording. There are often telephone commun...[Details]
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Bit logic instructions are used for logical operations on binary numbers. The result of a bit logic operation is referred to as RLO.
Bit logic instructions are one of the most commonly used in...[Details]
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Previously, blogger @数码闲聊站 broke the news that Huawei will launch a new phone called nova7 SE 5G Lohas Edition, and released the renderings of the phone, which adopts a front-hole screen design...[Details]
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Compiled from allaboutcircuit With the advent of the Internet of Things and the proliferation of small, battery-powered products, edge computing has become a dominant area of the electronics indu...[Details]
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Timer/Counter Structure (T0 and T1) The 16-bit registers T0 and T1 are composed of four 8-bit counters TH0, TL0 and TH1, TL1 respectively. The difference between timers: T0 can be divided into t...[Details]
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introduction With the development of the economy and the improvement of people's living standards, consumers' demand for products and quality requirements are constantly increasing . This requires th...[Details]
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Earlier we briefly studied the IO structure of C51. Now let's take a look at how to use key input on the quasi-bidirectional IO port. This is the basic structure of quasi-bidirectional IO. The micr...[Details]
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Compared with 51 or other series of single-chip microcomputers, the interrupt mechanism of PIC single-chip microcomputer has its own special features. In view of some problems and doubts of some of...[Details]
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First of all, let's talk about the principle of street lamp power supply, which method is better. For example, an LED street lamp lights up 40 1W LEDs. Take this as a ratio and list several solutio...[Details]
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Recently, Continental announced a strategic partnership with Nanochip at the China Technology Experience Day event it hosted. The two parties will jointly develop automotive pressure sensor chips.
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Analog electronics
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