I will record the process of implementing the USB virtual serial port on the Zhengdian Atom F429 Apollo development board, hoping to help others who want to learn USB.First, I updated the source code ...
The negative feedback amplifier circuit can be divided into voltage feedback and current feedback from the sampling method of the output end, and can be divided into series feedback and parallel feedb...
With the development of 3G technology, the processor speed is required to be higher and smaller, and the development of DSP can just meet this development requirement. Because other traditional proces...
The 2019 TI Cup National Undergraduate Electronic Design Competition has been fully launched. In order to ensure that the participating teams have enough time to familiarize themselves with and unders...
[size=4]1. Serial communication and parallel communication [/size] [size=4] DSP controllers exchange information and communicate with external devices. There are two main communication methods: 1. Ser...
I came up with a stupid idea, which is to create a BRD file, place the desired components in the file, and then open the file with DXP. However, DXP cannot display the file. Can anyone help me? Thank ...
The Ministry of Industry and Information Technology issued a notice on apps that infringe on user rights (the 4th batch in 2021, the 13th batch in total). IT Home learned that the Ministry of Industr...[Details]
introduction
With
the development of
power
electronics
technology, stability, reliability and low EMI have become the most basic requirements for auxiliary
power ...[Details]
1 Overview In industrial control applications, analog signal acquisition usually requires isolation technology to prevent power and ground fluctuations caused by the start-up or switching of large e...[Details]
End-to-end has reached the next level?
Tesla
has brought end-to-end into fashion, and the industry is scrambling to shift away from rule-driven and embrace data-driven.
...[Details]
TDK has developed a MEMS (micro electro-mechanical system) microphone that has a basically flat frequency characteristic in the audible band and suppresses distortion when receiving loud sounds. This...[Details]
Permanent magnets in automotive electric power steering (EPS) systems
EPS stands for Electric Power Steering, which is the electronic power steering system in our cars. The system directly pro...[Details]
0 Introduction
Given that medical images can show local organ lesions of human tissue, medical imaging has become an important means of disease examination. However, due to equipment, technolog...[Details]
To apply free port communication, you must first define the communication port as free port mode, and set the corresponding communication baud rate and the above communication format. The user prog...[Details]
introduction
Due to design and process reasons, some panels have problems such as the characteristics of liquid crystal molecules being easily destroyed. Therefore, when designing the driving ...[Details]
During the holidays, Russian media CNews reported that St. Petersburg has developed two devices for the production of microelectronic nanostructures, which may solve Russia's sovereignty issues in t...[Details]
1. Improper configuration of speakers and power amplifiers
It is not true that the output power of the power amplifier is too high, which will damage the tweeter. In professional occasions, the spe...[Details]
As international laser companies such as Germany's TRUMPF, the United States' Coherent, the United States' IPG, and the United States' Spectra-Physics have entered the domestic market, my country's i...[Details]
Recently, a new patent application published by Apple explains how they plan to convert their AR glasses into VR mode or high-contrast AR mode. Simply put, it is to use photochromic lenses with opaci...[Details]
Recently, a medical unit consulted on the application of targeted therapy testing of high-frequency and high-voltage signals. It needs to achieve the superposition of high-frequency sine waves and lo...[Details]
There are two types of IC noise:
One is external noise, which comes from outside the IC;
The other is internal noise, which comes from the device itself.
External noise
Som...[Details]
Embedded System
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