Texas State IEEE / Mbed 2 deprecated motor_test

Tests the motor by having the speed follow a sine wave.

Dependencies:   mbed

motor_test.cpp@0:113570912de7, 2014-10-06 (annotated)

Committer:
jmar11
Date:
Mon Oct 06 14:56:56 2014 +0000
Revision:
0:113570912de7
Tested the motor driver

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jmar11 0:113570912de7 1 #include "mbed.h"
jmar11 0:113570912de7 2
jmar11 0:113570912de7 3 PwmOut speed = PTE21; //speed
jmar11 0:113570912de7 4 DigitalOut direct = PTE20; //direction
jmar11 0:113570912de7 5
jmar11 0:113570912de7 6 int main() {
jmar11 0:113570912de7 7 float t = 0;
jmar11 0:113570912de7 8 float val;
jmar11 0:113570912de7 9
jmar11 0:113570912de7 10 while(1){
jmar11 0:113570912de7 11 val = sin(t)/4; //motor speed follows a sine wave
jmar11 0:113570912de7 12 t += 0.00314f;
jmar11 0:113570912de7 13
jmar11 0:113570912de7 14 if(val < 0){ //when val is negative switch direction
jmar11 0:113570912de7 15 direct = 1;
jmar11 0:113570912de7 16 speed = val * -1f;
jmar11 0:113570912de7 17 }
jmar11 0:113570912de7 18 else{
jmar11 0:113570912de7 19 direct = 0;
jmar11 0:113570912de7 20 speed = val;
jmar11 0:113570912de7 21 }
jmar11 0:113570912de7 22
jmar11 0:113570912de7 23 wait_us(2500);
jmar11 0:113570912de7 24 }
jmar11 0:113570912de7 25 }