TVZ2021 / Mbed OS signalizacija_otvaranja_garaznih_vrata

Program opisuje signalizaciju otvaranja garaznih vrata. Kada su vrata zatvorena svjetli crvena ledica, na pritisak tipkala pokreće se otvaranje vrata. signalizacija otvaranja vrata je titrajuća zuta ledica i zvuk iz buzzera. Kada su vrata otvorena svjetli zelena ledica.

Dependencies:   Piezo_zvucnik

buzzer.cpp@0:054375111414, 2021-12-09 (annotated)

Committer:
dgerin
Date:
Thu Dec 09 07:52:53 2021 +0000
Revision:
0:054375111414
Konstrukcijski zadatak

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dgerin 0:054375111414 1 #include "buzzer.h"
dgerin 0:054375111414 2 #include "mbed.h"
dgerin 0:054375111414 3
dgerin 0:054375111414 4 using namespace mbed;
dgerin 0:054375111414 5
dgerin 0:054375111414 6 Beep::Beep(PinName pin) : _pwm(pin)
dgerin 0:054375111414 7 {
dgerin 0:054375111414 8 _pwm.write(0.0);
dgerin 0:054375111414 9 }
dgerin 0:054375111414 10
dgerin 0:054375111414 11 void Beep::nobeep()
dgerin 0:054375111414 12 {
dgerin 0:054375111414 13 _pwm.write(0.0);
dgerin 0:054375111414 14 }
dgerin 0:054375111414 15
dgerin 0:054375111414 16
dgerin 0:054375111414 17 void Beep::beep(float freq, float time)
dgerin 0:054375111414 18 {
dgerin 0:054375111414 19
dgerin 0:054375111414 20 _pwm.period(1.0/freq);
dgerin 0:054375111414 21 _pwm.write(0.5);
dgerin 0:054375111414 22 toff.attach(this,&Beep::nobeep, time);
dgerin 0:054375111414 23 }