I want to calculate the difference between the minutes of two different times: For example, time A is 12:11:13 (hours, minutes, seconds) and time B is 12:16:15. When the minutes of time A and time B d...
I blocked the four keys KeyData[i].MakeCode = 0 in the OnKbdReadComplete callback; but because these four keys are extended keys, their Make Code is two, such as 0xE0, 0x48. The previous 0xE0 callback...
In recent years, as the technology and IP have gradually matured, 32- bit MCUs have grown rapidly, and 16-bit MCUs have been basically skipped. Now when it comes to embedded MCUs , they are either 8 -...
BYD's NFC car key frees car owners from the shackles of car keys. Many car owners say that after getting an NFC car key, they basically forget to bring their car keys with them, which is very cool. Wh...
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 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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 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]
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]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[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]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
introduction
The Steyr diesel engine produced by Weifang Diesel Engine Factory has huge power and is one of the main power models widely used in China's heavy machinery and large trucks. In ...[Details]
Today's automotive application developers face numerous design challenges as modern cars add more electronic functionality, while the need for lower power consumption and smaller printed circuit bo...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
1 Introduction
In the process of crude oil pipeline transportation in the oil industry, crude oil needs to be handed over between enterprises, so flow meters are widely used. The measurement ac...[Details]
In the design of multi-channel passive radar signal processor, the author used DSP chip
TMS320VC5409
to control the interface circuit of four DDC chips HSP50214B, and studied the ke...[Details]