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While power management is critical to the reliable operation of modern electronic systems, perhaps the last “blind spot” that remains in today’s systems is the voltage regulator. There is no way to...[Details]
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3.1 Obtaining the linux-4.9.2 source code Why choose 4.9.2 for porting? Because the Yaffs file system cannot keep up with the new Linux source code, the compilation process will cause a lot of erro...[Details]
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This is a three-stage direct coupling amplifier circuit. VT1 and VT2 are two-stage audio signal voltage amplifiers, VT3 is an audio power amplifier, and the laser emitting diode VD is connected in ...[Details]
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Many programming strategies for efficient ARM-based codes are derived from RISC processors. Like many RISC processors, memory access of ARM series processors also requires data alignment, that is, whe...[Details]
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Sina Digital News, November 19th morning news, the day before yesterday, Huawei officially announced the sale of the Honor brand, what will happen to the upgrade and after-sales problems of Hono...[Details]
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This content is quite deep and is not recommended for beginners. I have been studying the digital tube driver chip 74HC595 recently and found something very interesting, that is When using 74HC59...[Details]
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On April 21, the European Court of Justice in Luxembourg ruled that the logo applied by Huawei for its computer hardware products would not cause confusion with Chanel's logo. This means that Chanel'...[Details]
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Traditional boost LED driver The traditional LED driver uses a boost circuit, and the simplified circuit form is shown in Figure 1. Figure 1 The input voltage VIN of the boost type LED backligh...[Details]
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The cable TV amplifier is an important device in the cable TV system. Correctly designing and debugging its working state and ensuring its stable operation in the system network are crucial to improv...[Details]
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The basic principle adopted by the cable fault tester to test cable faults is the "echo test" principle, that is, the test relies on the transmission and reflection of radio waves in the cable. ⑴ P...[Details]
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"The upgraded versions of the two existing models (π1 and π3) will be launched at the end of August. We will also launch a series of high-quality small cars based on the 'π' platform." Three months a...[Details]
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0 Introduction
Capacitive sensors are a type of sensor that converts the measured non-electrical quantity changes into capacitance changes. Due to its advantages of high sensitivity, low power ...[Details]
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Jiwei.com reported that recently, Chinese home appliance giants have been pouring into the chip market. Not only traditional color TV giants Hisense, Changhong, TCL, Skyworth, and Konka have actively...[Details]
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According to foreign media reports, Albemarle, one of the world's largest lithium metal producers, warned that automakers will face a fierce battle to secure lithium supplies before 2030 as demand is...[Details]
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On April 18, the EVOGO battery swap service was officially launched in Xiamen, making Xiamen the first small green ring city.
The first four quick-swap stations to start service are located in...[Details]