When I use STM32 to control the speaker with USB, it replaces the audio control of the computer. When I use Qianqian Jingting, before a song is finished and before the next song starts, I reset the ST...
Using 51 single-chip microcomputer to expand an LCD1602 module, a clock calendar chip DS1302 and several buttons, design a calendar clock. It is required to automatically adjust the current calendar a...
RT Has anyone understood the DDR3 controller routine? Please explain it to me! There are a few things I still don't understand: 1. In which module is the address of the read and write data (avl_addr) ...
Recently, the competition between QQ and 360 has entered a fierce stage. Let’s not talk about who is right or wrong, but the vicious competition between the two parties has not only broken the industr...
I would like to ask for youradvice. We envision that after the 6713 is powered on, the program will be called from the flash. After our test, files smaller than 64K can be run by themselves after bein...
I was recently working on a program that uses a key to control PWM. I found that once the interrupt key scanning program module was added, the key would not work. However, compiling the interrupt key ...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on 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]
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]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[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]
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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[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]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
This article introduces a high-reliability, high-power automatic water supply device made with 89C2051 single-chip microcomputer, which has phase loss detection, over-temperature detection, over-cu...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]