When writing Linux drivers, where can I find the prototypes or usage instructions of these API functions? For example, the function register_chrdev_region for registering device numbers cannot be foun...
In recent years, with the growing economic strength of China and the deepening of international exchanges and cooperation, some sports events and cultural activities with great influence both at home ...
From "brick" mobile phones to bulky TVs, power modules once occupied a considerable space in electronic and electrical products, and the market demand for higher power density continues to increase.
I...
[i=s]This post was last edited by wo4fisher on 2018-9-30 22:58[/i] After sharing the previous posts, the communication protocol of modbus RTU and the use of modscan software for software simulation co...
According to foreign media reports, researchers from Pennsylvania State University (Penn State) and two Chinese universities (Minjiang University and Guizhou Education College) said that they have de...[Details]
As a backup power source, batteries have been widely used in computer networks, communications, electricity and other fields. The charge of the battery is closely related to the reliability of the en...[Details]
vmalloc initialization process The fifth stage establishes vmalloc Lifetime of vmalloc After vmalloc_init is completed - no end The size of memory managed by vmalloc It can be said that all the m...[Details]
ProPlus, a leading manufacturer in the domestic EDA industry, announced that its Beijing office has officially moved to a new address. This relocation is not only a need for business expansion, but a...[Details]
This article aims at the problem that each lithium battery needs to be protected from over - voltage, under-voltage, over-current and short-circuit when using power lithium batteries in groups...[Details]
1. What are bit segments and alias areas?
Yes, remember MCS51? MCS51 has bit operations, which take one bit (BIT) as the data object. MCS51 can simply operate the second bit of port P1 independentl...[Details]
The S3C2440 chip has a total of 8 A/D conversion channels, AIN0-AIN7, and only one converter with a conversion accuracy of 10 bits and a maximum conversion rate of 500 KSPS at a 2.5MHz A/D ...[Details]
With the development of society, people's awareness of medical care is getting stronger and stronger, so the training of doctors has become a very important link. As a major aspect of doctor traini...[Details]
0 Introduction
Carrier synchronization is an important practical problem in wireless communication systems and a key technology for baseband signal processing. The main factors that lead t...[Details]
1.HeyWeather HeyWeather is a handy app that sets a stylish widget on your home screen to check the weather in your desired location. Unlike other weather apps, you can choose a custom icon, color, an...[Details]
1 Introduction
Controller Area Network (CAN) is a serial communication protocol developed by Mercedes-Benz in Germany in the 1980s to solve the data exchange between many automotive contro...[Details]
On the afternoon of September 21, the 22℃ Shangluo·China's Health and Wellness Capital Shangluo City High-quality Development Investment Promotion Conference and Key Project Signing Ceremony was held ...[Details]
China Energy Storage Network News:
Zhejiang will promote the construction of a provincial demonstration zone for a new type of power system in two phases: the first phase will resolve the m...[Details]
Previously, Tianfeng International analyst Ming-Chi Kuo pointed out in his report that after MediaTek lost Huawei's orders, the proportion of low-end 5G chip shipments increased. In addition, it has ...[Details]
With the development of society and the advancement of science and technology, people's security awareness is getting stronger and stronger, and the increasing maturity of computer network technology...[Details]
Linux and Android
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