From "brick" mobile phones to bulky TVs, power modules once occupied a considerable space in electronic and electrical products, and the market demand for higher power density continues to increase.
I
[size=4]When making high-frequency power supplies, sampling of high-frequency AC signals is often involved. The traditional sampling circuit is as follows: [/size] [size=4] [/size] [align=center][size
In the last issue, we have eliminated A. In this issue, we need to display the letters AB at the same time, which requires two lvgl tags. How to do it? I thought of the structure:
struct Obj{char name