[font=微软雅黑][size=4][size=5][color=#ff0000]Thanks for your support. As the number of netizens participating in the LPC800 board sharing event did not reach the expected number (PS: :Sweat: the boards w...
AT89C51 is a common chip in the 8051 series. If you write a program in C language, how many layers can a sub-function be called at most? Why? Don't you know how to consider the RAM space and stack dep...
SigmaTel D-Major audio decoder solutions are ideal for the hard drive layer. SigmaTel's single-chip solution provides users with lower overall BOM and lower power consumption. It integrates all the ba...
[size=5][color=#ff0000][b]First of all, I wish you all a happy Teacher's Day!! [/b][/color][/size][size=4]During this festival, the Core Coin auction in our forum is still going on, and five auctions ...
[Ask if you don't understand] The TPS3802 chip is selected as the reset chip. The manual says that the reset time is 400ms (meets the requirement). But this 400ms is the delay implemented inside the c...
I am designing a small digital data acquisition instrument recently, which includes the commonly used 0-10V voltage measurement and 0-20mA current measurement. In the past, I have always used such a c...
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]
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]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[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]
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]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[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]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]