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01 Determine whether the line or device is live or not The digital AC voltage barrier is very sensitive and can be displayed even if there is a small induced voltage around it. According to this feat...[Details]
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1. Overview of scientific and technological innovation and the latest development trends in this field at home and abroad
Large hospitals serve thousands of patients every day, and consu...[Details]
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In September 2020, Nvidia announced that it would acquire ARM for $40 billion and said the acquisition would be completed within 18 months. However, due to the continued opposition from regulators an...[Details]
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The maximum duty cycle Dmax of MOSFET switch tube operation: Where: Vor is the reflected voltage refracted from the secondary side to the primary side. When the input is AC 220V, the reflected vo...[Details]
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Conformance Testing
The goal of USB receiver testing is to confirm that the receiver can correctly detect transmitted data at a target bit error rate (BER) of 1x10-12 or less. While transmitter testi...[Details]
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In fact, the self-excited multivibrator (Figure 1) and the monostable circuit can be realized by integrated circuits. The drive signal generator uses two quad-2-input NAND gates 74LS00, as shown in F...[Details]
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XTAL1 and XTAL2 are the input and output of the inverting amplifier used as the on-chip oscillator, as shown in Figure 11. This oscillator can use a quartz crystal or a ceramic resonator. The fuse CK...[Details]
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On March 17, 2024, at the Power Battery Sub-Forum of the China Electric Vehicle 100 Forum, Zhang Fangnan, Senior Vice President/Director of the Technical Center of Honeycomb Energy Technology Co., ...[Details]
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Global megatrends such as digitalization and low carbonization have boosted the demand for wide bandgap (WBG) devices such as silicon carbide/gallium nitride (SiC/GaN) devices. These devices have ...[Details]
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How do we choose a power module in power supply design ? The premise of the selection is that we must understand various power supplies and the differences between them, so that we can choose the...[Details]
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There is a concept of comparison capture in the MSP430 timer, which is very unfamiliar to me. After reading it for a long time, I finally understood:
Comparison Mode:
This is the default mode of ...[Details]
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On April 27, the Jiangxi Regulatory Bureau disclosed a public announcement regarding the guidance for RuEn Semiconductor Technology Co., Ltd. (hereinafter referred to as "RuEn Semiconductor")'s propo...[Details]
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UPS applications can be seen everywhere, but in subway weak current systems, integrating UPS and intelligent power distribution systems with battery packs is still a new application area. This arti...[Details]
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Metro Track Construction Category
In terms of rail safety, Beijing has issued the "Regulations on the Management of Safe Operation of Urban Rail Transit", which clearly stipulates for the ...[Details]
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ABB industrial robots are automation equipment widely used in manufacturing, logistics, medical and other fields. Their motion instructions are the key to achieving precise control of the robot. Th...[Details]