There is a set of data stored in a text file in the format of "time 1" "data 1" "time 2" "data 2" . . . "time N" "data N" It is required to print a curve chart of the relevant data~~ I have been think...
Chapter 1 Basics of Embedded System Design. 1.1 Introduction to Embedded Systems 1.1.1 Definition of Embedded Systems 1.1.2 Composition of Embedded Systems 1.1.3 Characteristics of Embedded Systems 1....
In combinational logic, sometimes it is necessary to strengthen the driving capability of an output pin, so an open collector output pin is used. However, there is little difference between the two, e...
[i=s]This post was last edited by alan000345 on 2019-9-29 07:41[/i]The role of small base stations increases with the increase of "G". It is said that with the release of the 5G NSA standard and the "...
[i=s]This post was last edited by paulhyde on 2014-9-15 04:27[/i] Is there anyone who is free and can help me solve some problems? I am not very professional in single-chip microcomputers, and I need ...
Sensitivity?
Sensitivity refers to the sensitivity of the device to the gas being measured. The sensitivity is usually expressed by the ratio of the resistance of the gas sensor in a certain concentra...
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[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]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[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]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[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]