[i=s]This post was last edited by zxw1126 on 2021-1-20 15:07[/i]In January, 2020 came to an end. I reviewed my work over the past year and summarized the gains and losses of the year. I felt a lot. Ov...
Recently, I received a new functional requirement, which is quite rare. It requires support for two-way analog signal detection. Each channel can be configured by software to detect the type of signal...
Regarding the development of uPSd3234 chip, I use an 80pin chip with external memory interface, and it also has main Flash and secondary Flash inside. I use Keil to develop. I configure P1 and P3 acco...
According to foreign media reports, automotive lighting specialist ZKW has designed unique high-quality LED headlights for the new Volvo EX90 electric SUV. The headlamp is built on a digital high-def...[Details]
Farnell's sales in the second quarter of 2022 increased 35.3% year-on-year to US$441 million, and its operating profit margin increased to 13.7%, higher than 10.9% in the first quarter and 8.3% in th...[Details]
1 Introduction Sound velocity measurement of sound transmission media is of great significance in acoustic detection. How to measure the sound speed of a medium more accurately has always been a conc...[Details]
Basic principles of transformers
Figure 1 is a simplified diagram of the transformer principle. When a sinusoidal AC voltage U1 is applied to both ends of the primary coil, there is an...[Details]
The first generation of Tensor chips is based on Samsung's 5nm production process, so Google's upcoming second-generation Tensor chips may still be based on Samsung's more advanced production process...[Details]
The life of an LED is inversely proportional to the temperature of its PN junction. In some high-power LED lamps with limited space, reducing the temperature rise of the LED cannot be achieved by...[Details]
The internal temperature of the engine is very high when it is working, so how does it cool and lubricate itself? Today, the editor will take you to learn about the cooling and lubrication systems ...[Details]
On December 10, the 2020 China Integrated Circuit Design Industry Conference was grandly held in Chongqing. Peng Qihuang, Global Senior Vice President and President of Asia Pacific of Mentor, a Sieme...[Details]
The global high-end smartphone market grew by 7% in the second quarter, mainly due to the excellent performance of Chinese smartphone manufacturers in high-end product shipments. However, Apple's pro...[Details]
Now many people start with 51 single-chip microcomputers, among which the most used one is STC89C52RC. However, as the study deepens, people feel that the function of this single-chip microcomputer i...[Details]
According to foreign media reports, Renault Group and Valeo announced that the two sides will establish a new partnership to develop and produce the next generation of electric motors. The new electr...[Details]
With the rapid development of social economy in the 21st century, people's demand for mobile computing and broadband wireless communication that can provide information services anytime and anywhere i...[Details]
With the latest audio/video processors and wireless communication technologies, doorbells are transforming from century-old electronic musical doorbells to fully cloud-connected front-line security s...[Details]
DPO70000SX provides ultra-high bandwidth real-time signal acquisition and analysis capabilities up to 70 GHz analog bandwidth. The patented asynchronous timing interleaving (ATI) structure provides t...[Details]
Recently, the 2.1MW/4.2MWh energy storage power station built by Hitech Smart Energy in Guangzhou City, Guangdong Province was successfully connected to the grid and put into operation. This en...[Details]