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On March 15, Beijing Junzheng issued an announcement stating that in 2021, the company achieved total operating revenue of 5.274 billion yuan, an increase of 143.07% over the same period last year; a...[Details]
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8.1.1 Contents of integrated wiring test
● Connectivity status from the workroom to the equipment; ● Connectivity status of the trunk line; ● Patch cord test; ● Test of information transmissio...[Details]
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The output signal of the crankshaft position sensor is transmitted to the engine control unit ECU, which then calculates and accurately determines the position of the crankshaft. Specifically, the EC...[Details]
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The 89C51 microcontroller has four working modes: reset, program execution, low power consumption, and programming and verification. 1. Reset method (l) Reset Operation Reset is the initialization op...[Details]
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Overall system design The hardware part is based on Samsung's ARM9 chip S3C2410 and South Korea's dedicated video chip AT2042. S3C2410 mainly implements system control functions, such as configuring ...[Details]
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;title "DS1620 - 12F675温度 LCD 显示 ; Shift Data: ; Bit 1 - Always High (Gate for "E") ; Bit 2 - RS Bit ; Bit 3 - LCD D4 ; Bit 4 - LCD D5 ; Bit 5 - LCD D6 ; Bit 6 - LCD D7 ; ; ; 1...[Details]
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Luxeon high-power LEDs are much better than ordinary low-power LEDs in terms of heat dissipation performance . The electrical channel and thermal channel are separated, and its LED chips are conne...[Details]
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A generator that can generate electric potentials with equal amplitude, equal frequency and a phase difference of 120° is called a three-phase generator; a three-phase generator as a power source i...[Details]
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With the rapid development of industries such as art models, mechanical processing, and tooling and molds, higher and higher requirements are placed on processing equipment. As an important part ...[Details]
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This application note gives the measurement method used by the MAX2205 RF power detector to test signals with different peak-to-average ratios, and discusses the working principle of the MAX2205 from...[Details]
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Virtual Reality (VR) is now the fastest growing content sector in the world.
PwC research found that VR content will grow at a compound annual growth rate of 30% between 2021 and 2025, outpaci...[Details]
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On July 31, the Wenjiang District of Chengdu City officially announced a list of "Eaglet Enterprises and Gazelle Enterprises" in 2024. Among them, Sichuan Tianfu Energy Storage Technology Co., Ltd....[Details]
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environment Python：2.7.13 Development board: TQ2440 Toolchain: arm-none-linux-gnueabi-gcc 4.8.3 Overview Python3 has been ported to TQ2440 before. Now we will port Python2, which is basical...[Details]
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On the last day of August, upstream wafer manufacturers in the semiconductor industry issued new "price increase notices." Samsung and Key Foundry have planned to increase their wafer foundry service...[Details]
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Recently, the geotechnical survey project of the Hebei Chicheng Gravity Energy Storage Pilot Demonstration Project undertaken by the 517th Team of the Tianjin North China Geological Survey Bureau was ...[Details]
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