Project description: 1. Using chip HT82M99E 2. Purpose: simulate keyboard, upload small amount of data to PC. 3. All products have the same VID and PID. Problem description: 1. Assume there are two HI...
Disclaimer: All the documents shown in front of you are not written by my own wisdom, but just forwarded. However, all the documents are not written by professionals of the same level. What you need i...
Under VXWORKS, I started a task to upload a file to the NFS server. The file size is about 4M. After the file is uploaded, PEND+T is triggered, and the ERRNO is 3000002, which means errno = 0x300002: ...
[size=4][color=#000000] This may be helpful for entry-level DSP developers. This article focuses on the comparison between fixed-point DSP and floating-point DSP, and mainly analyzes from three aspect...
Built-in UV meter and alarm -- A new bikini launched by a Canadian company has brought it into the electronic age. The product has a built-in chip that can remind female swimmers of the appropriate ...
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
On August 22, Lantu Motors officially launched its Lanhai Intelligent Hybrid technology via an online livestream. This intelligent hybrid technology, which integrates a full-range 800V high-voltage...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[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]
"I want to ask why there are so many manufacturers making mobile phone CPUs, but only Intel and AMD make computer CPUs?"
The progress of domestic PC CPU production has disappointed many ...[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]
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]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[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 industrial production, many different controllers are often used, such as those for pressure, flow, electrical parameters, temperature, and sound. However, due to the limitations of the on-site ...[Details]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]