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According to the latest news from digital blogger @李昂昂昂啊, Huawei recently had a new 4G phone with model number ABR-AL60 that obtained 3C certification on January 25 and is equipped with 66W fa...[Details]
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For different production occasions and detection requirements, the selection of appropriate gas detectors is different. For portable gas detectors, because portable instruments are easy to operate a...[Details]
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Due to the continuous advancement of technology and the introduction of recommended and mandatory standards, the energy efficiency of power supplies is constantly improving. It is estimated that in...[Details]
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BLDC (Brushless DC) motor is a brushless DC motor, also known as a brushless motor. Compared with traditional brushed DC motors, BLDC motors use electronic commutators to replace mechanical commuta...[Details]
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1 Introduction
The series of MCUs launched by Freescale (formerly Motorola Semiconductor Division) have a single power supply and internal Flash that supports online programming. Online writing and...[Details]
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Due to the features provided by the external memory interface, this interface is very suitable for interconnecting with memory devices such as external SRAM and Flash, LCD, A/D, D/A, etc. Its main fe...[Details]
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The chlorine gas flow meter is an intelligent target flow meter. It is a new flow meter developed based on the original strain gauge target flow meter measurement principle, using the latest capaci...[Details]
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This can be explained from the internal structure of the resistor. The inside of the resistor is actually connected by circles of wires. If the resistor burns out, the wires inside are burned out, ...[Details]
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Have you ever needed a simple, low-cost latch circuit? Figure 1 shows such a circuit that provides power-failure protection with just a few bucks of components, essentially a silicon-controlled recti...[Details]
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4. RIGOL MSO1104Z oscilloscope disassembly: main control chip (ARM) and peripheral chips display
After looking at the main control chip ( FPGA ) and some peripheral chips, let's take a look ...[Details]
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Deeply tuned image quality and gaming experience, ready for extreme performance
Shanghai, China, August 15, 2023 -
Pixelworks, a professional provider of innovative video and dis...[Details]
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The LT4180 is a full-featured
power supply
controller
that integrates a 5mA optical isolator, undervoltage/overvoltage lockout, soft start, and ±1% internal reference voltage. The LT4...[Details]
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Preface In this section, we begin to learn how to use the 51 single-chip microcomputer to control relays. With relays, we can use the low level output by the single-chip microcomputer to control the ...[Details]
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This paper introduces an adaptive echo canceller for IP phones. It is implemented using a normalized least squares (NLMS) adaptive filter, including a speech mode detector and a coarse delay estima...[Details]
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Previously, according to foreign media reports, Huawei has begun developing 6G technology in its R&D laboratory in Ottawa, Canada. In response to this, Ren Zhengfei said in an open dialogue at Huawe...[Details]
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