I have ported the 2.6.22 kernel to the s3c2440 board. I want to use the SPI driver provided by 2.6.22 directly. I looked at it, but I don't know how to use it. There are several source files related t...
My microcontroller is connected to a minimum system and cannot run normally. I don't know if there is anything wrong. Pin 40 and 31 are connected to VCC, pin 20 is connected to GND, pin 18 and 19 are ...
I am currently studying embedded systems and need to use an ARM development board, but I am a novice and I want to buy an ARM development board. The conditions are as follows: 1: The price should not ...
I have been having a lot of trouble playing with LaunchPad recently, mainly because I have limited experience and have not been able to find a suitable device manual. I would like to thank wangfuchong...
The test connection has passed, and there is no error message when debugging. F8 has also been pressed, but this phenomenon occurs regardless of the program....
It is required to use basic logic gates and 74 series medium-scale chips to realize a digital clock that can display hours, minutes, seconds and has correction functions! 1. Please provide several com...
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
0 Introduction
Pneumatic
artificial muscle,
also known as pneumatic muscle actuator (PMA), began to be studied in the 1950s. In recent years, it has been widely studied and applied ...[Details]
AUTOSAR is a hierarchical architecture for automotive electronic embedded software jointly launched by global automotive OEMs and suppliers. The hierarchical architecture consists of a microcontrol...[Details]
1. Low temperature storage
Lithium-ion power batteries need to be fully charged before storage. They can be stored at 20°C for more than half a year, which shows that lithium-ion power batteri...[Details]