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We can divide the faults into eight categories: 1. Lifting transmission fault 2. Workbench fault 3. Projection screen fault 4. Projection imaging fault 5. Image imaging fault 6. Electrical fault 7. El...[Details]
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1 uC/OS-II version and integrated development environment for C8051F020 microcontroller
The µC/OS-II kernel uses version V2.52. Although Silicon Lab provides free integrated development environment f...[Details]
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Preface The inverter circuit is the core circuit of UPS power supply . The author discusses the inverter circuit in UPS power supply based on the analysis of UPS power supply circuits produced by s...[Details]
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This step of loading the code read protection function may be troublesome for some people. After all, when there are many products, you have to press the write protection command after writing. For pr...[Details]
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The latest version of the hyperMILL® CAD/CAM suite 2019.2 has a range of new features, including high-precision 3D finishing, 5-axis tangential machining, high-performance turning and new CAM-specifi...[Details]
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SNEC, various photovoltaic inverter companies compete with each other in technology, product display, and even price. International Energy Network/PV Headlines (PV-2005) saw that in 2024, SNEC will...[Details]
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This time we bring you some commonly used examples for beginners of PLC programming control. You can use them as a reference to shorten the progress bar of learning PLC and increase your mastery.
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Maintenance Techniques of Tube Amplifier
1. Measurement before power on
For a faulty machine, if you cannot determine the fault location through understanding and observation, do not rash...[Details]
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Introduction: Many automobile companies are now transitioning from traditional cars to smart cars. In the research and development of new cars, many "new" terms have emerged, which are unfamiliar to ...[Details]
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According to Jiwei.com news, on June 15, the Shenzhen Stock Exchange officially accepted the GEM listing application of Weifeng Electronics (Guangdong) Co., Ltd. (hereinafter referred to as: Weifeng ...[Details]
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The core consists of four parts: 1. Multiplier; 2. Control logic; 3. Thumb instruction decoder; 4. Internal interface
CM3 contains the following elements:
1. DAP, Debug Access Port. The debugging s...[Details]
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Abstract: Aiming at the low communication rate, non-uniform communication protocol and closed system of traditional RTU, this paper analyzes the design of an open, flexible and reliable Webit-GRTU ...[Details]
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Wan Qing's research group at the Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, proposed a cross self-alignment process and developed a high-efficiency cryst...[Details]
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Event: On January 24, the company issued an announcement on expected performance increase, expecting to achieve a net profit attributable to shareholders of RMB 88 million to RMB 95 million in 2021, ...[Details]
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The problem of unstable servo motor speed usually involves multiple factors. The following is a detailed analysis and solution to this problem:
1. Cause Analysis
(1) Problems with the mot...[Details]