1. Error Concept1.1 Error ClassificationIn terms of severity, program errors can be divided into fatal and non-fatal. For fatal errors, no recovery action can be performed. The most that can be perfor...
The following appears when connecting: Opened \\.\pipe\com_1 Waiting to reconnect... Connected to Windows XP 2600 x86 compatible target at (Sun Mar 29 10:58:28.890 2009 (GMT+8)), ptr64 FALSE Kernel De...
It is normal for the bottom silk screen layer to print out like this. Is it on the bottom silk screen layer or is it flipped? I have never printed a board with silk screen on the back. Please help...
Gillian Gorman Round is the senior vice president and general manager of Lucky magazine in the United States. Recently, this queen of the workplace provided 10 suggestions for newcomers in the workpla...
Question: A virus has created its sys kernel-mode driver. This driver keeps checking CurrentControlSet and won't allow me to remove it from the registry when it is loaded on boot. How can I clear this...
[i=s]This post was last edited by ddllxxrr on 2014-10-1 10:06[/i] I like mbed, I understand it as m=my,bed = bed. I mean mbed=my bed. Let's get started! First open mbed, [url=www.mbed.org]www.mbed.org...
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]