The keyboard IC is AU9462, input: USB HOST; output: keyboard matrix + 3-way USB HOST. I used this IC to expand the USB HOST, but found that the system could not start (it started under CE5.0, but enco...
[backcolor=rgb(239, 245, 249)]I would like to ask the experts, U3-19 is connected to the microcontroller pin, whether it is a high level or a low level can turn on the TLE4254, and the EN pin of the T...
[b]Introduction[/b] Code coverage is a measure of the completion of software testing, usually calculated based on the proportion of program source code that has been checked during the testing process...
The circuit is as shown in the figure. The thyristor is BTA08 and the optocoupler is MOC3063. This is a circuit I measured. It looks a little different from the example circuit. Is this correct?...
Most of the houses we live in now are elevator buildings, mainly because it is more convenient to go up and down the stairs! It can also make life more comfortable. It even helps to increase the ad...[Details]
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
On August 22, according to the Ministry of Industry and Information Technology's official website, my country's first mandatory national standard for the control of hazardous substances in electric...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[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]
Previously, Positive Motion Technology shared with you the firmware upgrade of motion controller, ZBasic program development, ZPLC program development, communication with touch screen and input/out...[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]
introduction
In recent years, multi-touch has emerged as a new alternative to traditional human-computer interaction. It eliminates the need for keyboards and mice, enabling simultaneous inter...[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]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
AI distributed rendering architecture improves mobile phone rendering capabilities, and game performance tests can check frame generation indicators in real time
Shanghai, China, Aug...[Details]
Electronics engineers all know that transient voltage suppression (TVS) diodes are used to protect ports, preventing damage to downstream circuits caused by transient voltage surges. In short, TVS ...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]