I have already realized zero copy of single-port network card, that is, the network card DMAs the data packet into the ring. My question now is whether the data packets received by several ports of mu...
[align=center][size=5]How to read circuit diagrams Recommended resources 4. [color=rgb(0, 0, 0)][font=微软雅黑]Teach you how to read "analog circuit diagrams"[/font][/color][/size][/align] [color=#000][fo...
@littleshrimpThe first GD32VF103 project
Create a GD32VF103 project using Visual Studio Code
Use NucleiStudio to import GD32VF103_Demo_Suites routine
GD32VF103V_EVAL uses USB to serial port function
G...
[code] while(true){ assert(errno==0);//The error number here is equal to 0 int ret=select(nfds+1,&readFs,NULL,NULL,&timeOut); if( ret>0 ){ assert(errno==0x3d0002);//It must be 0x3d0002 (S_objLib_OBJ_U...
I want to read and write the RAM on the FPGA side on the arm side, but I don't know what function to use to read and write, alt_write_word, alt_read_word, is it possible? If it is possible, how to rea...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
Industrial computers with GPUs leverage powerful parallel processing to build deep learning models to analyze and respond to optical inputs. The systems develop an understanding of visual data to i...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
Previously, Positive Motion Technology shared with you the firmware upgrade of motion controller, ZBasic program development, ZPLC program development, communication with touch screen and input/out...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
introduction
In recent years, multi-touch has emerged as a new alternative to traditional human-computer interaction. It eliminates the need for keyboards and mice, enabling simultaneous inter...[Details]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]
Since the beginning of the 21st century, with the rapid development of my country's urban and rural economies and the improvement of people's living standards, more and more people have begun to ow...[Details]
In this final installment of a five-part blog series, I will discuss noise in op amps driving headphone loads and some techniques for reducing it. Previous posts have discussed headphone load power...[Details]
The intelligent
dust monitoring system intelligently monitors dust concentrations at and around construction sites. All concentration values are transmitted to a cloud server for
cloud co...[Details]
The primary control objective in this case is the display and alarming of data parameters on the Xinheng control scale instrument. The system's main PLC uses a Siemens CPU, and data is collected vi...[Details]