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Abstract: The RS-485 bus is a commonly used networking method for distributed control systems, but the specific communication protocol does not have a unified standard. This article discusses in...[Details]
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As per past practice, Xiaomi will launch a "youth edition" model for its annual flagship every year. Now that the Xiaomi 11 has been on the market for a long time, news about the Xiaomi 11 Lite (Yout...[Details]
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Microsoft recently launched the Surface Duo, and the first reviews of the device haven’t been very good. However, if you’re the type who prefers a single-screen device over a dual-screen device...[Details]
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With the relaxation of policies and the continuous expansion of market share, automakers and suppliers at the forefront of intelligence are trying to define the development path of the next stage of ...[Details]
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On January 23, 2020, at the Buffett lunch, he was asked what he thought of Tesla. Buffett said: "Musk is a great man and Tesla is a great company, but he is not an ideal investment target." ...[Details]
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MCS-51 has 4 bidirectional parallel IO ports: P0, P1, P2, and P3; among them, P0 is a three-state bidirectional port with a relatively large driving capability, which can drive up to 8 TTL circuits; P...[Details]
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Power supply wiring: S7-1200PLC power terminal L+ connects to the switch power supply +V, terminal M connects to the switch power supply -V. PLC's 3L+ connects to +V, 3M connects to -V.
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Translated by EEtimes, Maurizio Di Paolo Emilio Devices such as blood pressure monitors, electrocardiographs, and oxygen sensors have become the new darlings of the consumer market, and interest in...[Details]
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Meeting the needs of next-generation hyperscale and enterprise data centers • Delivery of 400G and 100G optical data center, cloud and wireless applications • New 112G active cables join copper s...[Details]
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The 22nd meeting of the 13th National People's Congress Standing Committee was held in Beijing from October 13 to 17. It is reported that the bills to be reviewed at this Standing Committee meeting i...[Details]
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Main uses and scope of application Dust concentration sensors are widely used in the continuous monitoring of total dust in the workplace in working environments where there are flammable and explosi...[Details]
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1 Overview
The mixer is the most common frequency conversion device,
and the measurement of frequency conversion devices has always been relatively difficult and complicated. Tradition...[Details]
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On March 10, Kaiyuan Communication Technology (Xiamen) Co., Ltd. (hereinafter referred to as "Kaiyuan Communication") announced the completion of a round A financing of approximately RMB 300 million,...[Details]
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The term "inverter" is not new. Inverter refrigerators can better control temperature fluctuations, and the wind blown by inverter air conditioners is more comfortable. So what are the advantages of ...[Details]
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Last time, I talked about learning ARM assembly. OK, let's start now. My boot program is modified from UBOOT1.1.2. You can download the source code of UBOOT. Maybe you will ask where to download ...[Details]