[i=s]This post was last edited by alan000345 on 2020-2-13 11:42[/i]Mobile phone antennas are getting smaller and smaller! However, the screen size is getting bigger and bigger! How to compensate for t...
AD904E is a parallel 14-bit DAC, that is, analog quantity can be obtained by inputting high and low levels at the IO port. The driving method is: clock low level -> memory access -> load to IO port ->...
[color=#000000][font=宋体][size=10.5pt]Ordinary home clocks can only set one alarm time, but many people need to set different alarm times for different time periods such as weekdays, weekends, mornings...
[i=s]This post was last edited by jinglixixi on 2021-5-14 12:10[/i]LG7088BH is an 8*8 dot matrix module, and its pin arrangement is shown in Figure 1.Figure 1 Pin arrangement relationship
PCtoLCD2002 ...
[color=#808080]Common faults and treatment methods of LG electronic inverters[/color][url=http://www.fszdh.com/][b][color=#800080]LG inverter[/color][/b][/url][color=#808080]Below we explore some of t...
S3C6410 wince6.0 serial port uart0 is used as debug serial port by default. Can serial ports uart0-uart3 all be used as communication serial ports? If so, how should it be modified? Thank you...
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]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
Battery clamps, commonly known as battery connectors, come in two sizes depending on the thickness of the battery terminals. One is the battery clamp used on thick terminals, with a positive termin...[Details]
RF/Wirelessly
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