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On January 16, the 2021 China Semiconductor Investment Alliance Annual Meeting and China IC Billboard Awards Ceremony were held in Beijing. Jiangsu Zhongke Xinyuan Semiconductor Technology Co., Ltd....[Details]
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According to foreign media reports, the global chip shortage that began in the automotive sector at the beginning of this year has affected many manufacturers such as Ford and Hyundai Motor, and is s...[Details]
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The 80C51 microcontroller has a total of 40 pins, of which 2 are power supply pins, 2 external crystal oscillator pins, 4 control pins, and four ports (P0~P3), totaling 32 input and output pins. ,a...[Details]
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ATPCS recommends that the number of formal parameters of a function should not exceed 4. If the number of formal parameters is less than or equal to 4, the formal parameters are passed through the fo...[Details]
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Basic concepts (CMSIS): Cortex Micro-controller Software Interface Standard, microcontroller software interface standard. 2. CMSIS standard file structure: a) core_cm.c （stdint.h） b) system_.c （...[Details]
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1. Introduction
With the widespread application of automotive electronic ignition technology, the requirements for various components of the electronic ignition system have also increased. As an imp...[Details]
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The main methods for ammonia nitrogen in China are: salicylic acid colorimetry, Nessler's reagent colorimetry and ammonia sensitive electrode method. Simply put, there are two categories: colorimet...[Details]
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The case in which Mr. Huo, the owner of a Samsung S10 phone that caught fire, sued the phone manufacturer Huizhou Samsung Electronics Co., Ltd. (hereinafter referred to as Huizhou Samsung) was heard ...[Details]
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1. Overview
As international oil prices continue to rise, people are increasingly aware of the importance of energy. How to use energy efficiently and environmentally friendly is a hot issue th...[Details]
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The iPhone 12 seems to have encountered many problems, and wireless charging is one of them. A user named Ben Lovejoy reported the problem last month, saying that he encountered trouble when trying...[Details]
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I have done the transplantation of u-boot-1.1.6 in AT91RM9200 before. Although the two ARM9 chips, 2410 and 9200, are both based on the ARM920T core, there are still many differences, especially the ...[Details]
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At present, there are three major control systems in continuous process production automation (PA) or commonly known as industrial process control, namely DCS (distributed control system), PLC (pro...[Details]
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The display of liquid crystal is due to the electric field applied to the display pixel. This electric field is the synthesis of the potential signals on the two electrodes before and after the displ...[Details]
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Digital potentiometers use digital control to adjust the resistance value. They have significant advantages such as flexible use, high adjustment accuracy, no contact, low noise, not easy to be contam...[Details]
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High voltage cabinet and low voltage cabinet are two indispensable components of the power system, and there is a close relationship between them. This article will introduce in detail the function...[Details]
Analog electronics
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