I am debugging the log function now. When executing the fclose function, it occasionally passes, but most of the time it crashes when it runs to this point. Why?...
[i=s]This post was last edited by ddllxxrr on 2022-1-27 21:32[/i]Semaphores are used to coordinate the running order between threads, or to synchronize threads.
The semaphore of RT_THREAD NANO is simp...
I am a sophomore in college. My school is not an engineering school. My teacher said that our practical conditions are very poor. I am not sure what I have mastered after graduation compared to my fri...
[i=s] This post was last edited by qwqwqw2088 on 2016-5-17 22:07 [/i] [color=#000000][font=Arial,] In the circuit design, the role of the full bridge is very important. When the four diodes in the bri...
When I am drawing a PCB package library, I want to set the unit to mm by default. The system defaults to mil, so it is very annoying every time I draw. Please give me some advice....
I just came into contact with stc89c52 single chip microcomputer. Now I want to make a small system to measure light intensity using GY-30 and single chip microcomputer! The hardware is ready, but the...