My chess level is average. I won the county-level city championship a few years ago. In recent years, I have played chess less because of my busy work. I want to make friends with common interests. We...
I made a constant current source. It can produce constant current at low and medium frequencies, but at high frequencies (such as 10M-100M), the current becomes unstable. What is the reason? Is there ...
My SPI port has been set to pRxSPIregs->CH_CFG = CPOL_RISING|CPHA_FORMAT_B; Logically, SCLK should be at a high level when not in use, but it is at a low level. I set the GPIO where SCLK is located to...
I thought the company would organize a tour around Beijing, but who knew that we ended up going to a remote Miyun County in the far north of the country. 555~~~~~~~ Finally, I had to dump the boss and...
[size=4]hello~~Good Monday everyone~~Did you have a good weekend~~I was really busy this weekend and fell asleep as soon as I got home at night~~And then I deeply felt that the treatment was better wh...