Content IntroductionAll of us live in a limited space and time, so we often face a series of difficult choices. In a day or a lifetime, what should we do and what should we give up? What is our tolera...
Have you ever wanted to do something big and meaningful but worried that it would be hard to do? Then, when you finally got up the courage to do it, you looked back and were surprised at how easy it w...
Most pins on ESP32 support PWM output. You only need to specify the pin used for PWM, and then you can set the duty cycle through duty. The following program uses PWM to control the brightness of the ...
2020 is an extraordinary year, with both gains and losses
2020 is a confusing year. I have been thinking about where my future will go. I have experienced pain and depression.
2020 was a dull year. I ...
Battery short circuit means that the positive and negative poles of the battery are directly connected by wires to form a circuit. First of all, it depends on what kind of battery it is, or how much "...