I want to control the volume of recording through a program under WinCE, and I use a set of mixer functions. I have encountered some tricky problems: 1. The return value of mixerGetNumDevs is 0, which...
I want to use a MOSFET with a withstand voltage of more than 500V, a current of tens of A, and a frequency of more than 1M. What models are there? Can you recommend a few?...
[color=#666666][font=tahoma, Verdana, Arial, 宋体]About the problem of selecting the package when editing the schematic in Altium. For example, the package of HT7133 voltage regulator LDO is SOT89, but ...
When developing programs for PDA, the path to read files should be the path on the device, and the path on the PC is useless. There is no file on the simulator, I don't know what to do? Someone told m...
Since each keyboard scan wastes 10ms of time, I want to use interrupts (connecting each row of keys to interrupt port 0 through AND gates). But how can I design a program that can prevent the CPU from...
: [color=#000][font=微软雅黑] In the following code, ffmpeg is used to implement the mux of audio and video data streams, file encapsulation or network streaming, and the output interface can be modified;...
With the booming electronics industry, vision systems have become a leader in the electronics automation sector. However, the delicate nature of electronic products often affects product yields due...[Details]
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
Nios II is a configurable 16-/32-bit RISC processor. Combined with a rich set of peripheral-specific instructions and hardware acceleration units, it provides a highly flexible and powerful SOPC sy...[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]
On August 24th, media outlets reported, citing sources, that NavInfo, a listed company on the A-share market, is nearing completion in its acquisition of the intelligent driving c...[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]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
Recently,
Xpeng Motors and Xinlian Integrated Circuit jointly announced the mass production of China's first hybrid silicon carbide product.
Designed and developed by Xpeng Motors and joint...[Details]
Zos Automotive Research Institute released the "2025
Smart Cockpit
Tier 1 Research Report (Domestic Edition)."
This report analyzes the operating conditions of more than a dozen ...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
With the continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[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]
The 2025 China International Automotive Testing Exhibition will be held at the Shanghai World Expo Exhibition and Convention Center from August 27 to 29, 2025.
Clacton Seafront, UK, ...[Details]
Speaking of the problem of vehicle spontaneous combustion, whether it is a pure electric vehicle or a fuel vehicle, there will be incidents of spontaneous combustion. For the same spontaneous combu...[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]
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