Let's take a simple example. The battery is 9V. When the battery is working at 9V, the light is fully lit, and when the battery is working at 1.8V, the light is dim. If the switch is on for 20% of the
I just grabbed a STM32 NUCLEO-F091RC development board. I was interested in STM32 but never got started. I just saw it and grabbed one, but I still don't quite understand its functions. Can someone pl
I have been at the new company for a month, excluding the three weeks during the Chinese New Year, which means I have been deeply involved in rtthread for about half a month. I have already found 3 or