I am debugging a voice driver, the voice codec is cp1306. In the open function, I applied for a DMA channel, and in the read/write function, I waited for interruptible_sleep_on(&ssi_rwait); When DMA i...
The chief engineer gave me a Protel99 component package file with the suffix ddb. I referred to the method at this URL [url]https://wenku.baidu.com/view/2f4ac2d13186bceb19e8bb93.html[/url] But when I ...
I'm new to driver development. My boss wants me to write a driver for an ISA card, mainly to read the data on the card. I'll use DDK to develop it. (I can't use Driver Stuidio or something like that, ...
[font=宋体]Recently, I often visit some electronic forums after studying. I have indeed learned a lot in the forums. [/font] [font=宋体]I have also seen some very bad comments, which makes me think of the...
Hi guys, is there any development board you can recommend? It has two serial ports, one for communication with the host computer and one for output control of other devices....
According to foreign media reports, Ford Motor has applied to the U.S. Patent and Social Security Administration (USPTO) for a patent for a remote vehicle control system that may be used in future ...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
In the electronics manufacturing industry, surface mount technology (SMT) placement machines are core equipment for production lines. However, with many different models available on the market, ch...[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]
When American cartoonist Chester Gould sketched the watch on Dick Tracy's wrist, he had no idea that science fiction would become reality 70 years later. As a comic strip artist, Gould imagined fut...[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]
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]
On August 12, 2025,
WPG Holdings
, a leading international semiconductor component distributor serving the Asia-Pacific market
, announced that its subsidiary,
World Peace, has lau...[Details]
Industrial control systems (ICS) have become a core pillar of critical infrastructure. However, with the deep integration of OT (operational technology) and IT (information technology), the attack ...[Details]
Ten years ago, it was easy to get a divide-by-256 prescaler chip with a frequency up to 1GHz, but these chips are no longer available, so I used a 74F161 counter to achieve the divide-by-16 fun...[Details]
CTP batteries are entering their "first year of after-sales service." CTP represents a significant technological breakthrough for China's battery industry. This structure, which eliminates the modu...[Details]
Embedded System
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