On the morning of March 11, the wise and brave Blacksword refused his colleague's offer to pick him up and took bus 205 directly.After deleting the video on Youku that did not support input method, I ...
As the title says, after compiling and clicking on the simulation, the following error appears:Does anyone know why this happens? I hope you can give me some advice, thank you!...
Some friends always upload things that don’t match the name, whether it’s to earn Core Coins or something else. The title is very attractive, but when everyone spends a lot of time downloading the thi...
I wrote a calculation formula using IQmath. Due to the high real-time requirements, the original expression is as follows: A=_IQ19mpy( _IQ19mpyI32(-sin_theta, ad_m1ia) - _IQ19mpyI32(-sin_thetaDec120, ...
I need this book on Qt programming on JD.com with my E coins for my project! I spent 73 bucks!! :pleased: I trouble Maylove MM again! Sorry! Haha! Here is the picture:Thanks for the E coins from the f...
I graduated with a master's degree this year, and moved to Wuhan, Chongqing, and Chengdu. Finally, I worked in scientific research in an institution in Chengdu. I feel very lucky. Thank you, Chengdu....
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[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]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, 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]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
Globally, the market for airbags and other restraint systems consists of different geographical regions, each with its own characteristics and needs. North America first introduced airbags in mass-...[Details]
With the explosive growth of electronic functions in cars, will more and more luxurious cars endanger the safety of passengers? This is the origin of the problem of over-electrification of cars. What ...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]
Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries.
Lithi...[Details]
With the continuous development of integrated circuit technology, integrated circuits have developed from thousands of gates to the current level of millions and tens of millions of gates. The applica...[Details]