I went to a friend's house on the weekend and found this strange DIY clock in his study. I thought it was so cool. Let me show it to you. It's quite unique, and the color combination is also good. In ...
The code is transplanted from Zhengdian Atom, but the previous SPI configuration part is written by myself. Can anyone help me find out where the configuration is wrong? I have tried both hardware SPI...
I have only been in contact with CE for a month. I have been doing application development before. I found that the CE file directory is complicated and I have no idea for a while. I hope experts can ...
不太会编代码,参考别的代码硬着头皮写了个case.问题较多
Line 250 case IOCTL_GET_CACHE_INFO:if(!lpOutBuf||(nOutBufSize =REQ_SIZE){nOutBufSize=REQ_SIZE;sizeof(CacheInfo)=REQ_SIZE;pCacheInfo.dwL1Flags=CF_UNIFIED;pCacheInfo.dwL1IC...
Topmicro intelligent display module has powerful text display capabilities, including static strings, dynamic strings, and switching between Chinese and English.
The display string is designed as foll...
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[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]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[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]