蓝蝠-水晶之恋

摘要： #include <reg52.h>typedef unsigned char uchar;uchar direction = 0; //0为正转,1为反转uchar onoff = 0; //关为0,开为1uchar n = 0; //每次定时器中断触发时n++,当n==max时电机转动1/4uc 阅读全文