For example, I want to measure the frequency of a triangle wave, using external interrupts and timers. The first interrupt enables the timer n++, the second interrupt disables the timer n--, and reads
[size=3] I just got back this evening and started reading posts. I ate and drank a lot during the Chinese New Year, had fun, vomited a few times, and went to bed too late. I slept one after another on
I recently made a program under CE, which requires high system stability and long-term booting (it should be no problem to run for several months). However, my program will die after running for about
[color=#000][font=Tahoma, Helvetica, sans-serif][size=3]Electromagnetic compatibility (EMC) refers to "the performance of a device, equipment or system that allows it to operate normally in its own en