; HIVE BOOT SECTION
[HKEY_LOCAL_MACHINE\init\BootVars]"Flags"=dword:00000003"SystemHive"="Documents and Settings\\system.hv" ;system.hv will stored in \HDD\Documents and Settings\system.hv"ProfileDir"...
Three questions about MCU timing 1. How to understand that a data bit is divided into 16 parts 2. What does it mean that 7, 8, and 9 are still within the range 3. How to understand that when D7 is col...
[i]Abstract: The MAX2640 is a low-cost, low-noise amplifier designed for applications in the 400MHz to 2500MHz frequency range. This application note presents adjustments to the MAX2640 RF matching ci...
I missed it last time during class~ I originally thought about forgetting it, but when I saw the rough arm board I have now, I felt annoyed~~
Request the forum to organize it again~
Fellow countrymen ...
I would like to ask the experts, in the DC-DC power supply test, there are ripple & noise, and Dynamic Transient Response test. Why do we need to test these two items? What situations in real life are...
This book focuses on power electronics and control systems for large-scale lithium-ion battery packs, and does not cover battery chemistry. It provides an in-depth and professional exploration of the ...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
introduction
The Steyr diesel engine produced by Weifang Diesel Engine Factory has huge power and is one of the main power models widely used in China's heavy machinery and large trucks. In ...[Details]
1. Brief Introduction
With the continuous development and improvement of single-chip microcomputer technology, single-chip microcomputers have been widely used in all walks of life, and ...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
The platemaking machine is an indispensable device in platemaking and printing, and plays a very important role. The platemaking machine is a device used to make printing plates. The principle is c...[Details]