VIDIOC_S_FMT error 22, Invalid argument The same driver and the same acquisition program run fine under fc8, but when ported to the development board, the driver is loaded without any problem, but the...
[align=left][size=5][color=#000][b]The circuit diagram is as follows:[/b][/color][/size][/align][align=left][size=5][color=#000][b]Using positive and negative 5V power supply[/b][/color][/size][/align...
[i=s] This post was last edited by Chu Zhiheng on 2015-3-27 18:08 [/i] I am making a board recently. Because the power of the circuit is relatively high, part of the circuit is directly laid out with ...
[i=s]This post was last edited by tiankai001 on 2018-2-11 14:07[/i] [align=left][color=rgb(34, 34, 34)][font="]There are a lot of high-frequency interference components in the 220V AC city power grid....
Requirements: Input DC110V, output DC5V, 12V, 24V. Please recommend a suitable chip. Price is not a big deal, quantity is not large. It is best to find the block diagram online. Electrical isolation a...
A vacuum eutectic furnace is a critical piece of equipment used in the manufacturing and processing of various materials, particularly in the fields of microelectronics and nanotechnology. One of t...[Details]
When we travel in cities, we all find that electric vehicles have many advantages. As a means of transportation, they can also fulfill their mission well. Now, more and more residential communities...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[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]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
According to foreign media reports, Nissan Motor has recently reached a cooperation with US battery technology company LiCAP Technologies to jointly promote the research and development of next-gen...[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]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[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]
Munich, Germany, August 19, 2025 –
Infineon Technologies AG, a global semiconductor leader in power systems and the Internet of Things, announced today that its AIROC™ CYW20829 Bluetooth® low e...[Details]
As in-vehicle audio and video entertainment features become increasingly diverse, the demand for digital transmission of audio and video information is urgent. Traditional protocols such as IEEE 13...[Details]