I wrote a fixed-point Q20 1024-point radix-2 FFT in C. The EWARM highest-level optimization took 7.8MS, which is much slower than the official ST one. I wonder if anyone has done it and what the faste...
I never thought that this mechanical wing that looks a bit expensive is actually a fan. The fan without blades produced by Dyson before was incredible enough, and this big wing makes people feel incre...
When doing IAP program, the program can be run on the low end after it is compiled. After using SCT to specify ROM to 0X00010000, the program cannot be run. How to solve it? ? ?...
eMbedded Visual C++ 4.0 and Platform Builder 5.0 After installing the SDK, when opening the program with eMbedded Visual C++ 4.0, the customized wince interface cannot be displayed, and the following ...
I don’t know if you have ever used this thing. Now a kernel has been customized, but its browser only supports English web pages. If it is a Chinese web page or Japanese, Korean, etc., garbled charact...
[i=s]This post was last edited by zxy7895123 on 2018-4-13 15:49[/i]As the title says, during debugging, core 1 cannot start core 0 but core 0 can. Help: How to start core 1? The following figure shows...
Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]
Radio Frequency Identification (RFID) technology is a non-contact automatic identification technology that uses wireless radio frequency communication. Compared with the currently widely used barco...[Details]
Designers of hearing aids have stringent requirements. Hearing aids must be small enough to fit in or behind the ear, operate on ultra-low power, and be free of noise or distortion. To meet these requ...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
As the application scope of medical equipment expands from hospitals to emergency response and home medical environments, its mobility will be determined by many factors. In addition, medical equip...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
Introduction With the continuous development of economy, people's demand for automobiles is increasing day by day. Correspondingly, automobile consumer groups are becoming more and more mature. It...[Details]
Introduction
Wireless operators are driving demand for broadband and data rates by offering enhanced data services to increase average revenue per user (ARPU). The need to provide users with ...[Details]
1. Basic circuit characteristics of power amplifier
The basic circuit of the complementary symmetrical OTL power amplifier is shown in Figure ①. Among them: C1 is the signal input coupling ele...[Details]
In recent years, the development of automotive electronic technology has significantly improved vehicle safety performance. One of the technologies that is expected to be widely used is the tire p...[Details]
1. Introduction
The balance ability
of human beings
is the basis for people to carry out various sports. People need
balance ability
to stand, sit, lie down and walk
. Once
...[Details]
1 Introduction
Many test systems require real-time data acquisition while continuously moving. If the test process is discontinuous, or the test position is in front and the acquisition is...[Details]
1. Overview
"The key to understanding the future of television is to stop viewing television as television. Thinking about television from the perspective of bits can bring it the greatest...[Details]
0 Introduction
μClinux is an operating system for embedded control. It inherits most of the features of the Linux kernel and is designed for embedded microprocessors without a memory manag...[Details]