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//===========================================================================
//chapter 9 example 2
clc;clear all;
//variable declaration
R = 4; //digital counter reading
G = 0.001; //gatting period in s
T = 150; //number of teeth on rotor
//calculations
f = R/(G); //number of pulses per second
N = (f/T)*60; //rotational speed in rpm
//result
mprintf("rotational speed = %3.2f rpm",N);
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