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On October 15 and 16 last year, Samsung Galaxy S21, S21+, and S21 Ultra passed the 3C certification, confirming that the entire series is equipped with a 25W charger as standard. Some netiz...[Details]
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There are three main possible reasons for this failure: first, there is no battery or the battery lead is disconnected; second, the lead of the zero potentiometer is unsoldered; third, the common po...[Details]
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The time required for PIC18F4520 to run an instruction is equal to 4 machine cycles = 1us (4M crystal oscillator) Timer initial value setting: Take 5ms as an example TMR0H=(65536-5000)/256=0XEC; ...[Details]
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In this article, we will discuss how to build a simple crystal tester circuit using common components such as transistors, resistors, diodes, and capacitors. what is crystal Crystals can be used to...[Details]
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The circuit diagram is as follows:
The ladder diagram and instruction statement table are as follows:
The PLC
control instruction statement table is as follows:
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1. Connection method:
2. Usage:
(1) Standard use:
Assign a high level to the corresponding port, i.e. "1". When the button is pressed, the port is pulled down to a low level, i.e. "0". By dete...[Details]
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Nidec Instruments Co., Ltd. (former Nidec Sankyo), a group company of Nidec Corporation, has developed a compact contactless IC card reader that supports electronic payments between payers and payers...[Details]
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Conventional microwave detector diode and beam lead diode video impedance (RV) test methods and instruments have the defect of being inconsistent with the national test standard (GB6570-86). It is ...[Details]
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Photoelectric liquid level switch is a commonly used type of liquid level switch, which has the advantages of high reliability, good repeatability, accurate measurement, easy maintenance and long serv...[Details]
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Recently, ADI released its second quarter financial report for 2024. The report showed that the second quarter revenue was US$2.16 billion, higher than the midpoint of expectations, and revenue fel...[Details]
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Tesla's dominance in the U.S. electric vehicle market is facing a growing threat as rival Rivian has raised $1.3 billion in funding, bringing its total funding in 2019 to $2.8 billion. Rivian, an A...[Details]
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According to news on March 26, Xiaomi SU7 will be officially released at 19:00 on March 28. The price will be announced at that time and it will be delivered as soon as it is launched on the market...[Details]
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Parade PS188 provides a highly integrated USB-C Dock solution. PS188 integrates a DisplayPort1.4a to HDM2.0 protocol converter, USB 3.2 Gen2 hub and dual USB PD 3.1 controllers in a single chip.
...[Details]
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In the application of autonomous driving, LiDAR is mainly used to detect obstacles on the road, transmit data and signals to the brain of autonomous driving, and then make corresponding driving act...[Details]
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What do you think of when you think of automotive lighting? High-performance headlights? Designed taillights? Brand-clear daytime running lights? These are the most easily associated features, both...[Details]