[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...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:47[/i] Have you ever participated in an electronic design competition? Do you know which electronic design competitions are held every year t...
[size=4][color=#000000][backcolor=white]1. Purpose of the experiment[/backcolor][/color][/size] [size=4][color=#000000][backcolor=white] [/backcolor][/color][/size] [size=4][color=#000000][backcolor=w...
This formula is taken directly from the book, saying that the voltage gain of the shooting follower is close to 1, but it can amplify the current. How was this formula derived?...
Dual-mode inverters can operate both in conjunction with the grid and independently. These inverters can inject excess energy from renewable energy and storage devices into the grid, and withdraw p...[Details]
The intelligent driving community has its own rhythm. Some are busy pushing new versions and focusing on R&D, others are busy with publicity and promotion, and still others are immersed in mass pro...[Details]
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
New energy vehicles are increasingly popular with consumers due to policies and energy conservation. Once you've purchased your vehicle, maintenance is essential. However, due to the different powe...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
summary
There are multiple approaches to making industrial systems more intelligent, including applying artificial intelligence (AI) technology at the edge and in the cloud to sensor...[Details]
The digital TV set-top box consists of a tuner, QAM demodulator, TS demultiplexer, MPEG-2 decoder, PAUNTSC video encoder, embedded CPU system and peripheral interfaces, CA module, and uplink data m...[Details]
My career has been closely tied to the semiconductor industry. From product management to content marketing, I've provided countless forecasts and predictions across a variety of roles. Whethe...[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]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
From time to time, I see some audiophiles spending a lot of money or a lot of time to DIY speakers, but the results are not what they want. Below I list some of the small experiences I summarized b...[Details]
Compiled from semiengineering
The industry is increasingly concerned about power consumption in AI, but there are no simple solutions. This requires a deep understanding of software and ...[Details]
Nidec Precision Testing Technology Co., Ltd. will participate in "Testing Expo China—Automotive 2025" to be held at the Shanghai World Expo Exhibition and Convention Center from August 27 (Wednesda...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
When it comes to batteries, they're no strangers to car owners. But how should batteries be maintained? How often should they be replaced? What bad habits can affect their lifespan? And what's the ...[Details]