Abstract: This paper introduces the development of active power filters in foreign countries in recent years, and introduces the current main research issues, classification and application of active
[size=4]I need two 2812s to control four motors. The host needs to send control signals to the slave, and the slave sends encoder information to the host. Therefore, stable, real-time and rapid commun
This is a very common reset circuit for STC, but why when I connect it like this, the RST pin is always 2.5V, and the microcontroller never works. Only when R1 is short-circuited to GND can it work? W