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1. Place the megohmmeter stably and firmly and clean the surface of the object to be measured to ensure correct measurement. 2. Correct wiring: The megohmmeter has three terminals: line (L), ground (...[Details]
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Although China's Golden Week holiday led to quiet trading, the price of seaborne lithium hydroxide fell from October 1 to October 5, dragged down by a decline in market intention prices.
S&P G...[Details]
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Open the corresponding GPIO clock multiplexing clock USART clock
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO | RCC_APB2Periph_USART1, ENABLE );
USART2
RCC_APB1Periph...[Details]
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A new estimate claims that less than 5,000 days have passed since the first iPhone hit the market, but the number of active iPhone users surpassed 1 billion in September 2020. Apple has not publicly ...[Details]
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1. First, correctly select the voltage level of the clamp-type ammeter, check whether its insulation is good, whether it is damaged, whether the pointer swings flexibly, and whether the jaws are rust...[Details]
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The red-butt tank 500 that was used to wash pots in the desert was unveiled at the 2024 Guangzhou Auto Show. Although the official did not provide too much technical interpretation, the chassis arc...[Details]
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LED circuit protection circuit is very important. This article summarizes 3 LED circuit protection methods. I hope it will be helpful for everyone to design LED protection circuit.
1. Use tr...[Details]
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question
Can the system efficiency be improved or the component count be reduced by adjusting the RSENSE value or removing the RSENSE filtering components?
...[Details]
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Let's look at some of the specific causes of signal degradation in current digital designs. Why are these problems so much more prevalent now than in years past? The answer is speed. In the “old da...[Details]
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Autonomous driving has huge potential, and the semiconductor industry represented by chips will benefit from it. Favorable policies and technological progress have accelerated the industrialization...[Details]
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On November 20, the National Energy Administration issued the "Notice on Promoting the Grid Connection and Dispatching of New Energy Storage (Draft for Comments)".
The draft opinion mentions t...[Details]
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Recently, Fengnian Capital's fourth phase technology and high-end manufacturing fund completed the first round of fundraising. The fund plans to raise 1.0-1.2 billion yuan, and the current contract s...[Details]
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Jiwei.com reported on March 11 that the well-known mobile phone evaluation organization DXOMARK recently announced the camera scores of ZTE Axon 20 5G, with a photo score of 89, a video recording sco...[Details]
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I. Introduction MTU (Master Terminal Unit) and RTU radio telemetry systems based on AVR microcontrollers and dedicated MODEM chips. Remote RTUs (the system can carry 256 RTUs) distributed at pipeli...[Details]
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Pickering Electronics SIL/SIP single in-line reed relays capable of carrying up to 3A continuous load current
Highest quality sputtered ruthenium contact switches for low level "dry"...[Details]
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