Tigaresi / Audio

myAudio

Fork of Audio by irsan julfikar

Audio.cpp@0:899519c9dfe2, 2018-08-10 (annotated)

Committer:
irsanjul
Date:
Fri Aug 10 09:11:17 2018 +0000
Revision:
0:899519c9dfe2
aaa

Who changed what in which revision?

UserRevisionLine numberNew contents of line
irsanjul 0:899519c9dfe2 1 #include "Audio.h"
irsanjul 0:899519c9dfe2 2
irsanjul 0:899519c9dfe2 3 double nada[9] = {247, 262, 294, 330, 350, 392, 440, 494, 523};
irsanjul 0:899519c9dfe2 4
irsanjul 0:899519c9dfe2 5 Audio::Audio(PinName buzzer): out(buzzer)
irsanjul 0:899519c9dfe2 6 {
irsanjul 0:899519c9dfe2 7 }
irsanjul 0:899519c9dfe2 8
irsanjul 0:899519c9dfe2 9 void Audio::SetVolume(double volume)
irsanjul 0:899519c9dfe2 10 {
irsanjul 0:899519c9dfe2 11 vol = volume;
irsanjul 0:899519c9dfe2 12 }
irsanjul 0:899519c9dfe2 13
irsanjul 0:899519c9dfe2 14 void Audio::SetDuration(unsigned int milisec)
irsanjul 0:899519c9dfe2 15 {
irsanjul 0:899519c9dfe2 16 ms = milisec;
irsanjul 0:899519c9dfe2 17 }
irsanjul 0:899519c9dfe2 18
irsanjul 0:899519c9dfe2 19 void Audio::PlayNote(unsigned int angka)
irsanjul 0:899519c9dfe2 20 {
irsanjul 0:899519c9dfe2 21 if(angka > 8) angka = 8;
irsanjul 0:899519c9dfe2 22
irsanjul 0:899519c9dfe2 23 double Nada = nada[angka];
irsanjul 0:899519c9dfe2 24 PlayNote(Nada*4.24, ms, vol);
irsanjul 0:899519c9dfe2 25 }
irsanjul 0:899519c9dfe2 26
irsanjul 0:899519c9dfe2 27 void Audio::mute()
irsanjul 0:899519c9dfe2 28 {
irsanjul 0:899519c9dfe2 29 out = 0;
irsanjul 0:899519c9dfe2 30 }
irsanjul 0:899519c9dfe2 31
irsanjul 0:899519c9dfe2 32 void Audio::PlayNote(double frequency, double duration, double volume)
irsanjul 0:899519c9dfe2 33 {
irsanjul 0:899519c9dfe2 34 out.period(1.0/frequency);
irsanjul 0:899519c9dfe2 35 out = volume/2.0;
irsanjul 0:899519c9dfe2 36 wait_ms(duration);
irsanjul 0:899519c9dfe2 37 out = 0.0;
irsanjul 0:899519c9dfe2 38 }