I record audio on a PC and then transmit it to an ARM9 board (WinCE6.0 operating system, UDA1380 audio codec chip) via TCP/IP for playback, but it doesn't play. I use wave series operation functions. ...
I am debugging a RIL driver now, and the debugging information of the ril proxy can be printed out by modifying the registry, but I don't know how to display it for CELLTSP, because there is no source...
Please help me, who can help me find the real model of the chip silk screen? If the trial production is successful, add WeChat and transfer a red envelope of 100 yuan immediately. Although the silk sc...
I now have a 5V power supply, which is used to power digital signals such as the DSP development board. On the development board, VCCA and GNDA are obtained through magnetic beads to supply the AD mod...
The manufacturability of PCB designs is divided into two categories:
One refers to the processing technology of producing printed circuit boards;
The second refers to the assembly process of component...
Using brushless motor as driving element and %&' as control chip, the servo drive and control of CNC engraving machine is realized. The test results show that the CNC engraving machine based on brushl...
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[Details]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[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]
In camera and display systems, the demand for high-performance and low-power data interfaces is driving continuous technological evolution. The evolution of MIPI D-PHY and MIPI C-PHY clearly ...[Details]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[Details]
We know that the power output by the engine does not directly act on the wheels to drive the car, but needs to pass through a series of power transmission mechanisms. So how is the power transmitte...[Details]
In recent years, with the development of MOSFETs, they have gradually replaced transistors in the low-power, fast-switching industry. Major manufacturers in this field have also been reducing their...[Details]
Electronic devices are small individual components in electronic circuits. Transistors are common electronic components. Because of their wide range of applications, according to the usage of the e...[Details]
Currently, PLCs are widely used in various industries, including special machine tools, machine tools, control systems, building automation, steel, petrochemicals, electricity, building materials, ...[Details]
Abstract: This design uses field-effect transistors to create a tube-like audio power amplifier. The preamplifier uses a single Class A transistor, while the power stage utilizes Class AB push-pull...[Details]
Abstract:
Electronic rearview mirrors offer advantages over traditional mirrors in intelligent connected vehicles, leading them to gradually replace them. However, their emergence also increa...[Details]
Since the beginning of summer, high temperatures have continued to intensify, and the national electricity load has frequently broken records. The latest data from the National Energy Administratio...[Details]
The World Conference (WC 2025) recently opened in Shanghai. This year's event, covering over 70,000 square meters for the first time, attracted over 800 exhibitors, showcasing large models, AI term...[Details]
ARM Technology
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