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　　The silence was broken at midnight one day. A user in Europe wanted to buy a washing machine made in China and placed an order on his mobile phone. Almost at the same time, the order information wa...[Details]

Abstract: The DS1802 is a dual audio taper-potentiometer with logarithmic resistive characteristics over the device range. Each potentiometer provides 65 wiper positions with a 1dB increment per step ...[Details]

The ground resistance measuring instrument consists of a hand-cranked generator F, a current transformer LH, a rate switch S, an adjustment potentiometer RP and a galvanometer M. All the mechanisms a...[Details]

Jiwei.com reported on May 20 that today Lenovo Legion Gaming Phone 2 Pro launched a large memory version, 16GB+256GB priced at 4799 yuan, 18GB+256GB priced at 5299 yuan. The first trial price of 16GB...[Details]

British startup Phlux Technology (hereinafter referred to as "Phlux") is working to enter the automotive lidar (LiDAR) market with a new sensor and raise project funds. Phlux plans to be the “Nvidia ...[Details]

While most parts of the world have yet to experience the convenience brought by 5G networks, the innovation of the next-generation telecommunications technology has begun to ferment, and the geopolit...[Details]

For many years, consumer audio engineers have wanted to use power-saving digital Class D amplifiers to replace power-hungry analog Class A/B amplifiers. But so far, two problems have hindered the app...[Details]

As the end of the year approaches, all major car companies are making their final "sprint", and the domestic new energy market is the focus of competition among all parties. First, Tesla officially a...[Details]

1. MCU IO port current Before explaining the buzzer, we need to explain another knowledge about LED hardware connection. If our LED is connected like this At this time, even if the MCU IO port ou...[Details]

According to a patent document published by Patently Apple on Friday, Samsung may be considering developing a media device that can be rolled up like a scroll. If this design becomes a reality, it ma...[Details]

Recently, Sungrow signed a cooperation agreement with the famous French energy group ENGIE for the 638MWh Coya energy storage project, and will provide the industry-leading liquid-cooled energy sto...[Details]

TSMC founder Morris Chang delivered a speech at the 2019 National Chiao Tung University Global Alumni Business Leaders Summit yesterday (24). He said that we are now beginning the third digital era, ...[Details]

Ground current or quiescent current (IGND or I Q ), power supply ripple rejection ratio (PSRR), noise, and package size are often factors in determining the best LDO for portable a...[Details]

Abstract: Aiming at the defects of high power consumption, high cost and inflexible control of the current access control system, a low-power wireless door control system based on the CC430F5135 si...[Details]

stm32 has two watchdogs, an independent watchdog and a window watchdog. In fact, their functions are similar, but the time limit for feeding the watchdog is different.   The independent watchdog limi...[Details]