[size=14px]Here are the program optimization principles introduced by MicroPython author Damien in the video at pyconau 2018: [/size] [size=14px][b]Functions that do not allocate memory in the heap: [...
1 IntroductionWith the application of microelectronics technology and modern control theory in AC variable frequency speed regulation systems, the performance of frequency converters (or inverters) ha...
1) Proficient in c/c++ programming language, good programming habits 2) Familiar with software development process, strong design ability and document writing ability 3) Strong team awareness and comm...
Happy New Year everyone, I didn't go home on New Year's Eve, so I wrote a test procedure for the LED display. But I want you to help me write a test program....
The program does not seem to run this part (displayed in red) [color=#FF0000][/color] Here is my program: #include
#include
#includesfr AUXR = 0x8e; #define X_ADDR XBYTE[0x0000] #define Y_ADDR XBYTE[0...
void CLODlg::OnBnClickedButton1() { pSubDlg->ShowWindow(SW_SHOW); Sleep(2000); AfxMessageBox(_T("")); } There are just a few lines of code like this. Every time I run it, there is always a delay of 2 ...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[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 Guang...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[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]
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]
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]
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]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
1. Introduction
Modern modular machine tools are equipped with a large number of electronic devices to meet the requirements of processing accuracy, processing speed, etc. If the conventional ...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]