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1. Background of Standard Drafting
Benzene is widely used in various industries. Benzene or benzene-containing solvents and adhesives are used in large quantities in the shoe and luggage indust...[Details]
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The reporter learned from the 25th Institute of the Second Academy of Aerospace Science and Industry of China on April 19 that the institute recently completed the country’s first real-time wireless ...[Details]
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There are basically three IDEs for bare metal arm program development: MDK, IAR, and ADS. I won't go into details about them here, you can find out by searching Baidu. Since I used the MDK developmen...[Details]
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1: atmega8a cannot be simulated, but the pins of atmega88 are fully compatible with mega8a, and the resources are similar. You can use 88 for simulation first and then transplant. 2: The 16-bit reg...[Details]
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The audio power amplifier circuit is a circuit specially used to amplify the power of audio signals. It is a low-frequency signal amplifier circuit and often appears in the form of an integrated ci...[Details]
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1 overview 1.1 Purpose This document is used to explain the software optimization of the GPIO module of the Qidian development board. It is not limited to the realization of hardware functions, but...[Details]
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0 Preface The test items of the UHF RFID reader/writer radio frequency include carrier frequency tolerance, occupied bandwidth, transmission power, adjacent channel power leakage ratio and spurious e...[Details]
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Contents:
Currently, several versions of subroutine libraries have been published, each with its own characteristics. The square root algorithm in this library is a fast approximation algorithm ...[Details]
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1 Introduction
At present, there are various methods for locomotive fault inspection and diagnosis, among which expert systems, fault tree analysis (FTA), and the combination of the two are wi...[Details]
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1 Hardware circuit design (picture) System working process: The single-chip microcomputer AT89C51 collects various information of the device. Depending on the device and sensor, it can be pressure,...[Details]
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Digi-Key Electronics Announces Global Partnership with QuickLogic Corporation through the Digi-Key Marketplace Digi-Key Electronics, the global distributor of the broadest and fastest-stock elec...[Details]
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As the trade war between Japan and South Korea intensifies, Japan has restricted the export of key high-purity hydrogen fluoride and other raw materials used in extreme ultraviolet light (EUV) to Sou...[Details]
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For modern electronic systems, even the simplest electronic systems consisting of a single-chip microcomputer and a single I/O interface circuit, the power supply voltage is generally composed of...[Details]
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When it comes to making cars, no company seems more confusing than Apple . Apple has been looking to build its own car since 2014, but to this day, there has been no sign of an Apple car. There ...[Details]
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introduction
Liquid crystal display
(LCD) has the advantages of low operating voltage, low power consumption, large amount of displayed information and convenient interface. It has ...[Details]