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Fault phenomenon Self-test error: 640 650 561 Testing process After testing, it was found that the instrument channel component was damaged, causing the error. Repair process After replacing dama...[Details]
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BOE, which has launched a massive offensive, has launched a 10.5-generation (3370×2940mm) production line capable of producing large panels. South Korean media Chosun Ilbo analyzed that it is only a ...[Details]
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(I) Measuring resistance with a multimeter The ohm range of a multimeter can measure the resistance of a conductor. The ohm range is represented by "Ω" and is divided into four ranges: R×1, R×1...[Details]
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1. JZ2440 uses NOR Flash to start
When NOR starts, address 0 is located in NOR Flash, corresponding to BNAK0. The CPU runs the program directly from address 0 of NOR Flash. The code can be copied d...[Details]
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1. Delta connection and star connection
2. Star-delta 380V main circuit wiring
3. Different ways to connect network cable crystal connectors
4. Differen...[Details]
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The circuit diagram is shown in the attached figure.
The oscillator can generate an alternating 50Hz pulse square wave with a duty cycle of 50%, which can be used in some inverter circuits.
T...[Details]
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PIC microcontrollers have many applications in life, which is one of the main reasons why most friends learn PIC microcontrollers. I have introduced a lot of PIC microcontrollers. In this article, I ...[Details]
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Foreign media appleinsider today exposed a patent submitted by Apple in 2018 (U.S. Patent No. 10698489), which describes a "compact rotary input device" that will significantly reduce the internal sp...[Details]
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l Introduction
A/D converters are widely used in analog signal conversion for single-chip microcomputer controlled data acquisition. However, for long-distance data transmission and high-...[Details]
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According to reports on January 18, foreign media reported that Apple hid a fatal vulnerability in iPhone 12 and other devices, and it took them four years to fix it. A security flaw called "Leftover...[Details]
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At Hot Chips 2023, Intel unveiled details for the first time about its future 144-core Xeon Sierra Forest and Granite Rapids processors, with the former consisting of Intel's new Sierra Glen e-cores ...[Details]
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The "Green Lighting" project is a systematic project implemented nationwide to save lighting electricity and protect the ecological environment. GGDZ intelligent lighting energy-saving distribution...[Details]
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Sina Digital News reported on the morning of June 2 that Apple will hold the WWDC Global Developers Conference in the early morning of June 8th Beijing time. Before the event, they have gradua...[Details]
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Bluetooth is an open, short-range wireless communication technology standard. Its power amplifier is the module with the highest power consumption in the Bluetooth wireless transmitter. In order to...[Details]
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Planning systems are becoming more and more complete, projects related to new power systems are coming one after another, and companies are integrating and innovating across industries, with power gri...[Details]
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