If hot boot is not considered, can the 64KB memory at 0xffff0000 be used to store data via DMA? If so, is there anything I need to pay attention to? Is it OK to use mmap in Linux? Thank you....
1. 3G/4G/5G long-distance wireless transmission equipmentThe "far" of 3G/4G/5G long-distance wireless transmission equipment lies in the fact that it uses the power of the Internet. With the help of D...
I have made a lot of tools about serial ports before, and I share them here to provide reference for netizens who are making "Multi-function Serial Port Detection Tools". [align=center][/align]Product...
Emulation Features
Emulation provides a set of standard operations for integration and debugging. Some of its main features are as follows:
BreakpointsA
common feature of emulatio...[Details]
Portable devices with audio functions (such as portable media players and multimedia mobile phones) require long audio playback time, that is, long battery life. To extend the battery life of port...[Details]
0 Introduction to the direct method of feedback linearization based on dynamic equilibrium state theory
The basic idea of the direct method of feedback linearization based on dynamic equilib...[Details]
Compared with traditional light sources, light-emitting diodes (LEDs) have many advantages, such as low operating voltage, high energy efficiency, small size and directional light. They can provide...[Details]
Introduction
High voltage power supply is an indispensable part of nuclear radiation detection instrument, which supplies high voltage to nuclear radiation detection devices (such as prop...[Details]
1. Introduction
Rolling bearings are the most widely used general mechanical components in various rotating machines. Whether their operating status is normal often directly affects the perfo...[Details]
Introduction
As a kind of biometric identification, fingerprint recognition has incomparable advantages in identity recognition over other means: human fingerprints are unique and stable; wit...[Details]
0 Introduction
Implantable medical devices can be divided into two types: passive and active. Most passive implantable medical devices are non-electronic products, such as contact lenses, hear...[Details]
With the improvement of social automation, human-computer interaction capabilities urgently need a major change, and develop in a direction that is more convenient to use and more intuitive. Laser ...[Details]
Introduction
DFT (Discrete Fourier Transformation) is an important transformation tool for digital signal analysis and processing such as graphics, speech and images.
The amount of calcula...[Details]
In today's era of pursuit of enjoyment, car drivers have higher and higher requirements for car audio. BMW and Mercedes-Benz, the world's automotive trend leaders, have recently put forward new requir...[Details]
Abstract: This article introduces several floorplanning techniques for sub-65nm chip partitioning. These techniques help us complete a practical floorplan in a relatively short time, including: ana...[Details]
With the increasing application of various nonlinear loads, reactive power and harmonic pollution in the power grid have become a very serious problem. In order to eliminate the pollution caused by...[Details]
0 Introduction
With the development of society, people's awareness of medical care is getting stronger and stronger, so the training of doctors has become a very important link. Although m...[Details]
1 Introduction
Fatigue driving is one of the main causes of traffic accidents. According to statistics, traffic accidents caused by driving fatigue are the highest in both absolute numbers...[Details]
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