rin = s; // Read Input
rout = PIDCalc ( &spid,rin ); // Perform PID Interation
}
if (high_time<=100)
high_time=(unsigned char)(rout/800);
else
high_time=100;
或
if (high_time<100)
high_time=(unsigned char)(rout/10000);
else
high_time=0;
low_time= (100-high_time);
为什么要除800，与10000
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