Felix Dransfeld / Mbed 2 deprecated PWM_motor

Motorprogrammaatje - the basics, enkel motor laten draaien.

Dependencies:   MODSERIAL mbed

main.cpp@0:0cb350eb704a, 2018-09-28 (annotated)

Committer:
felixdransfeld
Date:
Fri Sep 28 09:42:48 2018 +0000
Revision:
0:0cb350eb704a
Dit is de code om de motor te laten werken - the basics

Who changed what in which revision?

UserRevisionLine numberNew contents of line
felixdransfeld 0:0cb350eb704a 1 #include "mbed.h"
felixdransfeld 0:0cb350eb704a 2 #include "MODSERIAL.h"
felixdransfeld 0:0cb350eb704a 3
felixdransfeld 0:0cb350eb704a 4 AnalogIn pot1(A1);
felixdransfeld 0:0cb350eb704a 5 AnalogIn pot2(A2);
felixdransfeld 0:0cb350eb704a 6 DigitalIn encoder(D7);
felixdransfeld 0:0cb350eb704a 7 PwmOut pwmpin(D5);
felixdransfeld 0:0cb350eb704a 8 DigitalOut directionpin(D4);
felixdransfeld 0:0cb350eb704a 9 DigitalOut directionpin2(D6);
felixdransfeld 0:0cb350eb704a 10 MODSERIAL pc(USBTX, USBRX);
felixdransfeld 0:0cb350eb704a 11
felixdransfeld 0:0cb350eb704a 12 int main()
felixdransfeld 0:0cb350eb704a 13 {
felixdransfeld 0:0cb350eb704a 14 pc.baud(9600);
felixdransfeld 0:0cb350eb704a 15
felixdransfeld 0:0cb350eb704a 16 pwmpin.period_us(60); //60 microsecondsPWM period, 16.7 kHz
felixdransfeld 0:0cb350eb704a 17 //float ain1;
felixdransfeld 0:0cb350eb704a 18 //float ain2;
felixdransfeld 0:0cb350eb704a 19
felixdransfeld 0:0cb350eb704a 20 while(true){
felixdransfeld 0:0cb350eb704a 21 // ain1 = pot1.read();
felixdransfeld 0:0cb350eb704a 22 // ain2 = pot2.read();
felixdransfeld 0:0cb350eb704a 23
felixdransfeld 0:0cb350eb704a 24 float u = -0.9f; //determineusefulvalue, -0.3f is justanexample
felixdransfeld 0:0cb350eb704a 25 directionpin= u > 0.0f; //eithertrueor false
felixdransfeld 0:0cb350eb704a 26 pwmpin= fabs(u); //pwmduty cycle canonlybepositive, floatingpoint absolute value
felixdransfeld 0:0cb350eb704a 27
felixdransfeld 0:0cb350eb704a 28 wait(0.5f);
felixdransfeld 0:0cb350eb704a 29
felixdransfeld 0:0cb350eb704a 30 printf("Motorsnelheid %i \n \r", encoder);
felixdransfeld 0:0cb350eb704a 31
felixdransfeld 0:0cb350eb704a 32 }
felixdransfeld 0:0cb350eb704a 33 }