I just learned STM32. When using IO ports, I set PA8-PA15 to pull-up input. 8, 9, 10, 12, 13, 15 are normal. When the pins are empty, the level is about 3.2, but the level of 11 and 14 is very low. Wh...
In winter, static electricity is very strong. Static electricity discharge within a certain range will cause the microcontroller to reset. At first, I couldn't find the cause. Later, I carefully analy...
This electronic watch adopts Japanese design. The dial consists of four columns of numbers from 0 to 9, the first two columns represent hours, and the last two columns represent minutes. When you pres...
Today I saw the post about 4 days and 3 nights, and saw that there are many girls preparing for the competition:https://bbs.eeworld.com.cn/viewthread.php?tid=299297extra=page=1Compared with boys, girl...
[font=微软雅黑][size=2][color=#696969]newbit is the first official Chinese version of BBC micro:bit. It is fully compatible with BBC micro:bit, but it is not a clone of micro:bit. Instead, it has made som...