[align=left]Qingyuefeng is the first PCB software in China with completely independent intellectual property rights. Around July 2008, the global financial crisis broke out. In October 2008, Qingyuefe...
I encountered a strange problem when debugging the SD card reading program today. When I debugged (release) in IAR, I could read the data in the SD card normally (continuous block reading), but after ...
Recently, Xilinx released the first low-cost Spartan-3A DSP platform. When I asked my colleagues about this, they said that DSP is originally a solidified FPGA. So what are the market focuses of tradi...
The system is installed with evc4.0+sp4, and then ppc2003sdk is installed, but every time I compile a program, the program cannot be downloaded into ppc2003, while the standard sdk that comes with the...
[i=s]This post was last edited by qwqwqw2088 on 2018-10-10 16:52[/i] [size=4] The charger converts high voltage into low voltage and can charge the battery in constant current, constant voltage and ot...
RedMonk's quarterly survey of programming language usage, using data from GitHub and Stack Overflow, ranks Python second after JavaScript --- RedMonk ....
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
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]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
0 Introduction
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
PCB Design
京公网安备 11010802033920号
EEWORLD
