I am a beginner in WinCE. The chip is PXA270. I need to use the interrupt IRQ_ALARM generated by RTC timing in the driver. I have established the mapping of IRQ_ALARM to system interrupt SYSINTR_RTC_A...
For my graduation project, the teacher gave me a question to make a wireless mouse pen. The question didn't say anything useful, nor what chip to use, as long as it can realize the mouse function. I l...
The picture above is the I/V conversion circuit I used. When debugging this circuit, I found that there were always some interference pulses on its output, as shown in the figure belowI checked it onl...
Hi, I have tried to program the serial port with two boards in the past two days. I have tried using C2prog and SDflash, but they both failed to connect. However, the DSP and PC use the 232 serial por...
I used the max743 power chip to design a 5v to positive and negative 15v circuit. The circuit schematic is as follows: At the beginning, when there was a load, I used a voltmeter to measure T4 and T3....
A line scan lens is an industrial lens used with line scan cameras. Its imaging principle is to capture the image of the workpiece using a linear sensor and then perform digital signal processing t...[Details]
According to foreign media reports, researchers at the University of Surrey have developed an artificial intelligence system that can accurately locate the location of equipment in densely populate...[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]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
HTTP is the abbreviation of Hypertext Transfer Protocol. It is an application protocol based on TCP/IP communication protocol used to transmit HTML and image files. It is an application-level objec...[Details]
Shanghai, China, August 21, 2025 –
Toshiba Electronic Devices & Storage Corporation (“Toshiba”) today announced the launch of the TLX9161T
, an automotive photorelay in a compact SO12L-T pa...[Details]
On August 20, Reuters reported that two sources revealed that U.S. Commerce Secretary Howard Lutnick is exploring the possibility of using CHIPS Act funds in exchange for equity stakes in chip manu...[Details]
The power transmission system between a car's engine and drive wheels is called its drivetrain. It ensures the necessary traction and speed under various driving conditions, and coordinates these t...[Details]
In a previous article, we introduced
the origin of
AVTP
and the meaning of the various header fields when using it to transmit audio. This article will explain the meaning and constraints of...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
Shock absorbers, as the name implies, are responsible for cushioning and absorbing shocks in a car. So how much do you know about shock absorbers and how to replace them in electric cars?
...[Details]
Touch-sensitive steering wheel buttons have appeared in some car models in recent years. Initially marketed as "futuristic and intelligent," these features have proven problematic in practice. Volk...[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]