In Linux, each file has a dentry and an inode. These two structures are data structures created by VFS in memory based on the information on the specific file system disk. Is this correct? When we mou...
[font=Tahoma][font=Simsun][color=#000000][/color][/font]Hello everyone, I am doing maintenance work on industrial control and need to burn programs into TMS320F2808PZS. But I am new to this and I am i...
There are products from different brands such as S3C, TI, and Freescale on the market, but which one is more suitable for consumer electronics products? Let me analyze it for you. S3C's development bo...
[i=s]This post was last edited by taotieren on 2019-12-18 15:33[/i]KiCad RF Tool Python Script:https://gitee.com/KiCAD-CN/kicad-cn-forum/blob/master/zh_CN/KiCad_plugin.md#kicad-%E5%B0%84%E9%A2%91%E5%B...
[table=98%][tr][td][b]Introduction[/b] At present, Ethernet 802.3 protocol and TCP/IP protocol are the preferred protocols for embedded systems to access the Internet. The core idea of Ethernet is tha...
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Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[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]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
Linux and Android
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