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On the morning of March 20, according to foreign media macrumors, through code analysis of the quasi-official version of iOS 13.4 GM, it was confirmed that all 2020 iPad Pro models have 6GB RA...[Details]
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The application of inverter technology in laser power supply is gaining more and more attention. The power devices for inverter can be SCR, GTR, VMOS or IGBT. The main circuit of the power supply int...[Details]
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This time, I made an experimental digital stopwatch display of the 51 single-chip microcomputer, using the timer, interrupt service function, dynamic display of the digital tube, and logical consider...[Details]
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1. Overview
With the development of modern power control technology, application technologies represented by variable frequency speed regulation are becoming more mature and popular. In th...[Details]
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The era of new energy vehicles has begun, and many people are beginning to consider buying electric cars. Electric cars and fuel cars are not much different in appearance, and they feel similar when ...[Details]
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(1) If the battery voltage of the DC bridge is insufficient, it will affect the sensitivity and should be replaced in time. If it is connected externally, pay attention to the polarity and voltage. (...[Details]
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vi editor 1: functions of an editor An editor (such as Notepad in Windows) has the following features: Open file, create new file, save file Cursor Movement Text Editor (Multiple rows | Multiple co...[Details]
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74ls164 application circuit This article uses the 74LS164, a serial-in and parallel-out shift register, which perfectly solves the display interface circuit between 2051 and LED. 1 Hardware circuit...[Details]
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Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the fol...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Gene Berdichevsky, Tesla 's employee number 7, led the team that designed the lithium-ion battery pack for Tesla's first car, the Roadster, a car that convinced the world of the importance of electri...[Details]
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1. Design ideas Start to power the MCU by manual key. Until the power indicator LED4 lights up, the MCU is running, and relay 2 works to power the MCU. By setting the working time of relay 2 by key...[Details]
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LEDs have poor surge resistance, especially reverse voltage resistance, so it is essential to strengthen protection in this area. In view of this, this article introduces a PFC switching power supp...[Details]
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The device's quiescent current (IQ) is an important parameter for low-power, energy-efficient end equipment such as continuous glucose monitors (CGMs). The current consumed by an integrated circuit...[Details]
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The servo control system is a high-precision, high-response, and high-stability control system that is widely used in industrial automation, robotics, aerospace, and other fields. In order to ensur...[Details]