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O Introduction
Online monitoring and positioning of partial discharge inside transformers are very important for transformer fault inspection and maintenance. Ultrasonic positioning method is a...[Details]
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China Energy Storage Network News:
Recently, the National Energy Administration announced the first batch of 55 "Internet +" smart energy (energy Internet) demonstration projects. These inclu...[Details]
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Take a single-phase motor as an example. First of all, DC motors and AC motors are both types of motors, and both operate due to the action of magnetic fields. And DC can be regarded as a type of s...[Details]
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Please note that the Linux application layer uses files to read and write character devices, so our driver also uses files. We need to encapsulate all drivers into the read and write form of files. 1...[Details]
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Let's first briefly talk about the identifiers and keywords of C language. Identifiers are used to identify the name of an object in the source program. These objects can be statements, ...[Details]
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There are generally two types of vehicle-mounted GPS locators, wired and wireless. Among wired locators, the installation locations of car GPS locators and two-wheeler GPS locators are different. B...[Details]
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First, let's introduce the meaning of open-drain mode.
(1) Floating input_IN_FLOATING——Floating input, can be used for KEY identification, RX1
(2) Input with pull-up_IPU——IO internal pull-up resisto...[Details]
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When you see symbols like UL, CSA, TUV, etc. or read the words "designed to meet...", you often think of independent testing and certification agencies. How can you prove that your digital multimeter...[Details]
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First of all, let's post a piece of code encountered in the exercise:
/*1: Use timer/counter T0 to output a square wave with a period of 1s from P1.0 to make the light-emitting diode flash at 1HZ. Se...[Details]
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STC 1T series MCU is the most suitable MCU IC for lighting dimming products so far. However, STC is criticized in the market. At least in some MCU forums I often visit and some QQ groups about MCU and...[Details]
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Recently, Huawei officially released the Ascend AI full-stack software platform at the Ascend AI Global Launch Conference (HAI 2020) held in Shenzhen, including the heterogeneous computing architectu...[Details]
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Keysight Technologies, Inc. (NYSE: KEYS), a leading technology company that helps enterprises, service providers and governments accelerate innovation to connect and secure the world, announced today...[Details]
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// Initialization of PXn pin // Output configuration void GPIO_Init(void) { PX_DDR |= 1 n; // 1 -- output; 0 -- input PX_CR1 |= 1 n; // 1 -- push completed; 0 -- open drain PX_CR2 |= 1 ...[Details]
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Samsung Electro-Mechanics has officially confirmed that it will end its RFPCB (Rigid-flex PCB) business. As Apple is one of its RFPCB customers, who will take over Apple's orders has attracted attent...[Details]
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Recently, Tang Chuanle, deputy director of Shandong Nuclear Power Equipment Manufacturing Co., Ltd. (hereinafter referred to as: Shandong Nuclear Power Equipment), led a team to visit the Liquid Fl...[Details]
PCB Design
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