Damn, there are ripples when I turn it on. There are ripples when I switch to HDMI or VGA. I have to look at it directly to avoid ripples. There are ripples when I look at it from the side, and the sc...
[color=#252525]I use the HC05 Bluetooth module. After entering the AT command mode, I check ROLE, ADDR, PSWD, IAC, etc., and they are all normal. Why doesn't AT+NAME work? The debugging tool automatic...
This book provides basic learning requirements and key knowledge points for each chapter; summarizes the main analysis and design methods of digital circuits; analyzes key and difficult problems and p...
I hope this article will be helpful to those who are just starting to learn embedded systems and need to use ADS. This article is quoted from Feiling Embedded Technology Forum http://www.witech.com.cn...
Introduction
FPGA designs are vulnerable to design theft because configuration bitstreams can be easily captured and copied.FPGAs are more vulnerable to cloning of the entire design rather than to int...
Theoretically, all global variables, from a structure to a bit, should use some method to ensure the atomicity of the operation. But in reality, if you look at the code, you will find that a large num...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[Details]
Talking
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