When defining "uchar num", the default value of num is 0. My classmates said it was a compiler problem, but I am not sure if it is true. Also, why can uchar num, num be assigned values such as 1, 2, 3...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:50[/i] [font=微软雅黑] A great man once said that the bolder the people, the more productive the land. Today, technology has become unrelia...
I used the S3C2440 development board to collect sound signals, but the volume of the recorded sound was very low. I wanted to increase the volume through software programming, and found some methods o...
For example, a square wave with a variation of 0~1V is added to a 5V DC voltage to become a rectangular wave with a variation of 5~6V. It is required to be undistorted (do not smooth the bends of the ...
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Use P2 port as the read and write data port, P3.0--P3.2 connect RS, RW, E. Do not use busy check, but use delay long enough to satisfy the writing instruction and data. #i nclude#i nclude "intrins.h" ...