When using test and measurement instruments, we always encounter small problems of one kind or another. Even when measuring a resistor, different methods can lead to very different results. Let's shar...
Define a mem variable, such as: reg [15:0] mem [4:0]. If I want to perform an XOR operation on the 16th bit of the second register and the 1st bit of the third register, how should I write it?I tried ...
【Abstract】This paper introduces the application mode of satellite access to the Internet, the system composition and problems that need to be solved when using satellite return channels, and looks for...
A novice asks for advice. (Chip ep9315, environment: wince5.0) I want to set GPIO12 as an interrupt. I saw two methods in the forum: static mapping and dynamic mapping; I don't quite understand either...
[i=s]This post was last edited by bigbat on 2019-2-22 11:52[/i] After lighting up the LED in the previous article, start testing Ethernet. [color=#0000ff]The board is provided by ST, [url=https://www....
1. The biggest advantage of 430 chip is low power consumption. I have done a small project, which mainly realizes the voltage collection and the question collection. It communicates with the host comp...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[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]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[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
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[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]
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]
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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[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]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
Test/Measurement
京公网安备 11010802033920号
EEWORLD
