When writing Linux drivers, where can I find the prototypes or usage instructions of these API functions? For example, the function register_chrdev_region for registering device numbers cannot be foun
In recent years, with the growing economic strength of China and the deepening of international exchanges and cooperation, some sports events and cultural activities with great influence both at home
[:P][:P] Abstract: An intelligent charger based on a single-chip microcomputer is designed, and its hardware and software implementation are introduced. The charger can collect and calculate battery
Now I want to make a breathing light. The PWM modulation data starts from 0 and changes from the maximum to 0 alternately. This problem is very simple, but when programming, several IFs are used to ju