I am now using the SPI port line of C8051F020 to control 90092. I have successfully initialized 90092, but I don't know how to superimpose characters on the screen. For example, use the SPIWR() subrou...
How to use TimeB's TB2 to realize pulse capture? I wrote an ultrasonic program. It works well to use TB0 to capture the transition edge, but it doesn't work with other ones. Can you give me some guida...
I am currently working on a framebuffer driver for Linux. I compiled it on RH9. I did not change the kernel version and used the source code that comes with RH9. When I recompiled the kernel, everythi...
[font=宋体][size=5]People who are frustrated are trying every possible means to find a good recipe for success, but those who are successful at a young age must also be careful. Many people did not fail...
The TIA Portal software's shift instructions shift the contents of an accumulator bit by bit to the left or right. The number of bits shifted is determined by N. A left shift of N bits multiplies t...[Details]
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[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]
On August 25th, Apple's expansion in India encountered new troubles. According to Bloomberg, Foxconn Technology Group has recalled approximately 300 Chinese engineers from India, further hindering ...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
On August 20, Geely announced its focus on "One Cockpit". Through a unified AI OS architecture, a unified AI Agent, and a unified user ID, it will achieve an All-in-One AI cockpit, create the first...[Details]
Batteries, at the core of new energy vehicles, are crucial to vehicle performance and range. Existing automotive batteries are categorized into lead-acid and lithium batteries. Currently, new energ...[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]
Most cameras on the market use chips manufactured by Japanese companies like Sony, Sharp, Panasonic, and LG. South Korea now has the capability to produce chips, but the quality is somewhat inferio...[Details]
introduction
The rapid development of science and technology has enabled mankind to quickly move from the Internet era to the big data era. As a result, the amount of data generated by people ...[Details]
In this final installment of a five-part blog series, I will discuss noise in op amps driving headphone loads and some techniques for reducing it. Previous posts have discussed headphone load power...[Details]
A new multi-layer diffractive optical processor can block images in one direction while allowing images in another direction to pass through.
Researchers at the University of California,...[Details]
As the electric vehicle industry continues to surge in today's society, while people are concerned about the appearance and interior of new energy vehicles, they are also concerned about the classi...[Details]