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As an emerging light source, LED has received widespread attention. The current research focus of the industry is on improving its optical and thermal performance. This article attempts to explore ...[Details]
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In the previous stage, we added support for the TQ2440 development board. After compilation, the uboot.bin file was generated and can be loaded into the memory for running. However, we need to continu...[Details]
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In industry, it is generally necessary to measure various non-electrical physical quantities, such as temperature, pressure, speed, angle, etc. In addition, electrical physical quantities (referred t...[Details]
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1. Where does vertical noise come from? The vertical noise of an oscilloscope mainly comes from two aspects: 1. Noise of analog front-end circuit: This includes attenuation circuit noise, buffer ci...[Details]
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China Energy Storage Network News
: On April 1, the State Grid Corporation of China's scientific and technological project "Multi-source coordinated optimization operation application researc...[Details]
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According to the Economic Daily, Innolux released its first quarter 2020 financial report on the 5th. Data shows that Innolux's consolidated revenue in the first quarter was NT$50.4 billion (the same...[Details]
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In photovoltaic systems, as technology develops and matures, the ratio of components to inverters continues to change. It is no longer a 1:1 ratio. Due to various factors such as lighting condition...[Details]
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1 Overview SST89C54/58 (referred to as 89C54/58) is a multi-purpose 51 series microcontroller launched by the American SST Company. It integrates a 20 kB/36 kB SuperFlashE'PROM program memory, whi...[Details]
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There are two triggering modes for the external interrupt of the 51 MCU: level triggering and edge triggering. When level triggering is selected, the MCU checks the interrupt source line in each ma...[Details]
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Circuit principle: The circuit charges the battery after voltage transformation, bridge rectification and conditioning. The transformer can adjust the charging current. It can charge a battery of ...[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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In 2024, the new energy vehicle industry will usher in the first batch of power batteries to be "off warranty", and the concept of battery "life anxiety" has also surfaced. The so-called "off warra...[Details]
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Since the official commercial use of 5G in China in 2019, 5G has gone through two years, and the pace of 5G's progress has become clearer and clearer. As of the fourth quarter of 2020, 5G commercial ...[Details]
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In STM8S, some pins have a second function, and the OptionByte needs to be rewritten to achieve the second function. There is a buzzer program in the blog post, in which the Option Byte is modi...[Details]
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Three-phase asynchronous motors are widely used. When repairing motors, electricians often encounter some old motors with no nameplates or logos or with blurred nameplates and logos. Please see below...[Details]