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Short-distance wireless transmission has the advantages of strong anti-interference performance, high reliability, good security, less geographical restrictions, flexible installation, etc., and ha...[Details]
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Online UPS: When the online UPS is working, it first converts the mains power into DC power to charge the UPS battery, and at the same time, the inverter converts the DC power into AC power to powe...[Details]
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background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[Details]
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As fossil energy is decreasing and the problem of global warming caused by excessive greenhouse gas emissions is becoming more and more important, people are actively developing various types of r...[Details]
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According to data from the Semiconductor Industry Association (SIA), following a decline in chip sales in May and June, overall semiconductor sales in July remained poor, down 15% from the same perio...[Details]
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Circuit
design
of two-wire 4/20mA transmitter
In industry, it is common to measure various non-electrical physical quantities, such as temperature, pressure, speed, angle, etc., which n...[Details]
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Overview: The built-in IC audio bus of S3C2440 supports 8-bit and 16-bit data output of CODEC (encoding and decoding). IIS supports bus data format and MSB alignment format. The interface provides ...[Details]
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About half a month ago, the social media Facebook officially released the white paper of its cryptocurrency project Libra. The cryptocurrency community was immediately in an uproar. On July 2, the ...[Details]
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Under uC/OS, the serial port configuration is basically the same as without uC/OS, but the interrupt handling is slightly different. Under uC/OS, the stm32f10x_it.c file in the firmware library is can...[Details]
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Nanochip micro driver chip NSD1624 effectively solves the problem of negative voltage and high dv/dt on SW pin in high voltage and high frequency systems
June 22, 2022 - NSD1624 is t...[Details]
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one, 1. Fault phenomenon of sewage flow meter: fluid does not flow, flow display is not zero, or display value is unstable 2. Possible reasons a. The transmission line shielding is poorly grounded,...[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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Some of the world's largest technology companies, including Apple, Google, Amazon, Facebook, Tesla and Baidu, are reportedly not content to rely on standard chips that are in high demand, but are dev...[Details]
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Ordinary electric motors are designed for constant frequency and constant voltage, and cannot fully meet the speed regulation requirements of frequency converters. Therefore, they cannot be used as...[Details]
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NC (Numerical Control) is a technology that controls machine tool processing through computer programs. In CNC processing, NC programs are the key factor in controlling machine tool movement and pr...[Details]
Analogue and Mixed Signal
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