[i=s] This post was last edited by zhangtai on 2019-2-13 21:23 [/i] On the second day of the Chinese New Year, there was a family gathering. The family was chatting, and the uncle suddenly gave his ne...
Hello, moderators and professional technicians: I am a new student. I have recently uploaded three learning materials. I am not able to evaluate the quality of the uploaded materials and the newness a...
Today, as the market turns to 5G, more than 100MHz of continuous bandwidth is provided in the range of 2.6 to 5GHz. Therefore, the radio frequency used by 5G small base stations is higher and the sign...
I used stm32 to drive the MAX7219 module. I found that the module had different power-on behaviors at different times, and the behaviors were different when the emulator was plugged in or not. I had p...
If you connect a 100uf and 1000uf electrolytic capacitor in parallel and connect the positive and negative poles of the power supply in reverse, which capacitor will explode first? Or will they explod...