[img]file:///C:\Users\Suqing\AppData\Roaming\Tencent\Users\1161848701\TIM\WinTemp\RichOle\()@}D}%KV00@P4$H)JORZ41.png[/img] Is there any difference between turning on and off the comment? Why can the ...
[i=s]This post was last edited by chenzhufly on 2014-12-15 14:10[/i] [url=http://pan.baidu.com/s/1jGDnYGu]http://pan.baidu.com/s/1jGDnYGu[/url] It is on Baidu Cloud, quite complete, you can have a loo...
[i=s]This post was last edited by qwqwqw2088 on 2020-2-4 11:10[/i]Advantages of fiber optic communication ●Large communication capacity ●Long relay distance ●Not subject to electromagnetic interfer...
[i=s]This post was last edited by paulhyde on 2014-9-15 04:18[/i] I haven’t finished reading all the sensor information yet, so I’d like to share it with you first. . ....
Urgent help: In ADCPro software, you can test the output by inputting avdd. I tried many times and the output was not the full-scale value 7hhhhhhh. But once the output was correct, I wonder if it is ...
I was recently studying the ADC function of MINI2440 and found that when I set a breakpoint in the ADC interrupt function, the program would not enter the ADC interrupt function! ! The program is as f...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[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]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[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]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]