I am currently researching audio acquisition and analysis. The basic framework has been developed. Through AIC23, I can hear the music output from the computer. Now I need to add some algorithms, such
Why is the threshold voltage Ut less than 0 when it jumps from a high level to a low level, and greater than 0 when it jumps from a low level to a high level?
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I compiled ffmpeg using the cygwin cross-compilation method described on the Internet, but after ./configure, the error arm-wince-mingw32ce-gcc is unable to create an executable file. C compiler test