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0 Introduction     With the rapid development of Chinese cities, subways play an increasingly important role in modern urban public transportation. There are many automatic/self-service equipment in s...[Details]

A set of schematics and programming instructions for a prototype of the Apple II home computer sold for $630,272, RR Auction said today. The sketches were written by Apple co-founder Steve Wozniak ...[Details]

On June 29, Mingwei Electronics released its performance forecast, stating that according to preliminary estimates by the financial department, the net profit attributable to the parent company's own...[Details]

Reference articles:: realview KEIL MDK 4.20 crack patch---- http://download.csdn.net/download/jiejiahua1207/3591081 The content of Readme.txt is as follows... Open KEIL, select License Management...[Details]

A single-chip DC power supply with 120-240V AC voltage In this circuit, a transformer is not required, and 5-24V DC can be directly obtained from the AC voltage. Note that there is a DC voltage...[Details]

1. Overview A common problem of AC speed regulation systems composed of frequency converters is that when the system operates in the low-frequency area, its performance is not ideal, which i...[Details]

As a newbie, I want to record my learning process and communicate with you. Equipment: 51 MCU development board, TB6600 driver, 57BYG250B stepper motor (two-phase), DC switching power supply. The DC ...[Details]

　　GIS loop resistance tester principle 　　The GIS loop resistance tester includes two test modes, namely the traditional loop resistance tester mode and the intelligent test mode, of which the intelli...[Details]

As a powerful tool to break through the shackles of battery energy density, the industrialization process of silicon-based negative electrode materials is accelerating. So far, many car companies i...[Details]

Abstract This paper introduces the design of embedded hardware and software platform based on Philips LPC3180 microcontroller; analyzes the hardware and software parts of the system design in...[Details]

Preface As the main control unit of the embedded system, the single-chip microcomputer, its software is often a microscopic real-time operating system, and most of them are specially designed...[Details]

The accuracy and stability of analog signal value acquisition determine the reliability of the entire project. However, the on-site environment is harsh and the interference is serious. In order to...[Details]

China Energy Storage Network News: Liu Zhenya spoke at a panel discussion at the 4th Session of the 12th National Committee of the Chinese People's Political Consultative Conference, suggesti...[Details]

Thumb instructions have higher code density than ARM instructions, but their running efficiency is slightly lower than that of ARM instruction set, and Thumb is only a subset of ARM instruction set. A...[Details]

In automotive power systems, damage to DC-DC converters can be caused by a variety of factors. However, one of the main reasons is that the residual voltage of the surge TVS (overvoltage protector)...[Details]