ARM Cortex-M3 User Manual download pdf (Page 38)

38

mbed Motor Controller Example

#

include

"mbed.h“

DigitalOut

leftfwd

(p16);

DigitalOut

leftrev

(p17);

PwmOut

pwm

(p21);

AnalogIn

pot

(p20);

int

main

(){

pwm.period_ms(1);

while

(1){

float

potmod = pot

-

0.5;

if

(potmod >= 0){

leftfwd = 1;

leftrev = 0;

pwm=((1.8 * potmod) + 0.1);

}

else

{

leftfwd = 0;

leftrev = 1;

pwm = fabs((1.8 * potmod)

-

0.1);

}

}

}

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