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Working Principle: Touch the metal piece and the bulb will light up and will stay on for a period of time determined by the time constant of the 47μF capacitor and the 2MΩ resistor.
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Tesla has released its third-generation fast charger, with an enviable peak power of 250kW: under ideal conditions, Tesla's Model 3 can charge in 5 minutes and travel 120 kilometers. Tesla is not t...[Details]
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The online power quality monitoring equipment is the most basic and the most important equipment in the power quality supervision and detection network of the power grid. At present, the monitoring...[Details]
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1、 The program implements the function: Let 8 LEDs light up in a row 1—》...——》8 1《——...《——8 The arrows represent the direction of the LED flow, first from 1-8 and then from 8 to 1. The program has be...[Details]
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Opening remarks:
Many people also call multi-file programming modular programming. In fact, I think it is more practical to call it multi-file programming. There are two biggest advantages of multi-f...[Details]
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Using an external 12MHz crystal oscillator will cause many problems, such as incorrect USART baud rate, inaccurate Systick timing, etc. This situation can be found in both actual debugging and softwa...[Details]
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On January 24, Apple's core supplier, Han's Laser, released its 2020 performance forecast. According to data, the company's net profit in 2020 was 899 million yuan to 963 million yuan, a year-on-year...[Details]
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A well-known blogger brought the AnTuTu running score information of Dimensity 1200, showing everyone the hardware strength of this most powerful chip of MediaTek. Dimensity 1200 running score info...[Details]
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There have been rumors that Apple will hold an event in March this year, when we will see the new iPad Pro 2021, iPad mini6, brand new iMac, AirTags, and the AirPods series that has not been updated ...[Details]
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On October 8, the reporter learned from the East China Branch of State Grid Corporation of China that the frequency of the East China Power Grid was restored to 50.0 Hz at 12:20 on September 29, an...[Details]
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On April 29, Nanjing Shengxin Semiconductor Materials Co., Ltd. (hereinafter referred to as Nanjing Shengxin) held a groundbreaking ceremony for the "Large-size Silicon Epitaxial Materials Industrial...[Details]
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At the 2023 Global Energy Transformation High-level Forum held recently, major innovation platforms such as the National Clean Energy and Safety Emergency Technology Industrial Park and the Changping ...[Details]
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1. This module is purchased from Taobao GY9833: Price: 6.85. AD9833 purchase module and test experiment 2. Test the experimental board (1) Hardware AltiumDesignTest2020GenretCntF103SPIF030K8 (2) ...[Details]
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The LT®3799 is an isolated flyback controller with power factor correction designed specifically for driving LEDs. The controller uses critical conduction mode, allowing the use of a small transfor...[Details]
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introduction
Today, embedded system development is no longer limited to experts in related application fields. Various excellent integrated development environments (IDEs) can greatly reduce th...[Details]
Analogue and Mixed Signal
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