When developing a program, we often hope that some global variables have the desired initial values when they are used. We usually use the following two methods to implement the initial value assignme...
Job Responsibilities:
1. Responsible for the driver development of Linux system and define the driver framework;
2. Responsible for RTOS/Linux driver porting and development and environment constructi...
After a week's work, I often feel exhausted, and I always attribute this to lack of sleep. But recently, after looking at a set of data, I realized that I was not lacking sleep, but overworking. China...
Circuit Functionality and BenefitsMeasuring source or sink current is a key circuit used extensively in medical, industrial, communications, and other types of equipment to excite sensors. A good exam...
2440 development board, self-compiled WinCE5.0 kernel, found a fatal problem. The steps to reproduce are as follows: 1. Insert the USB disk, the USB flash drive light starts to flash 2. Unplug the USB...
I have a question. I created an MFC single-document program in EVC. I clicked the menu and a dialog box popped up. I clicked a button on the dialog box to create a non-modal dialog box. This non-modal...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
System Block Diagram
The system uses DSP56F826 chip as the core control module and CMOS digital image sensor chip. The image acquisition resolution can reach 640×480 pixels. When high-re...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]
"The father of knockoff phones" aims to make up for TD's shortcomings
IT Times reporter Lin Fei
On June 22, the day before the Dragon Boat Festival, on the other side of the Taiwan Strait, a m...[Details]
Binary translation is a technology that directly translates executable binary programs, and can translate binary programs on one processor to execute on another processor. It makes it easy to...[Details]
1 Introduction
At present, with the growing calls for environmental protection and energy conservation, new types of transportation that are pollution-free and have diversified energy configur...[Details]
Recently, there has been controversy in the industry over whether the adoption rate of automotive electronic safety products in cars should be as high as possible. Some industry insiders believe th...[Details]
Usually, indoor lighting is controlled by a switch button. This article introduces a self-controlled lighting circuit, which does not require manual operation, is energy-saving and convenient, and is ...[Details]