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Dependencies:   C12832 MMA7660 mbed

sound.cpp@0:c3bc6981ad28, 2018-01-31 (annotated)

Committer:
ksaito
Date:
Wed Jan 31 10:58:19 2018 +0000
Revision:
0:c3bc6981ad28
Child:
1:2967eac08981
???????

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ksaito 0:c3bc6981ad28 1 #include "mbed.h"
ksaito 0:c3bc6981ad28 2
ksaito 0:c3bc6981ad28 3 PwmOut spkr(p26);
ksaito 0:c3bc6981ad28 4
ksaito 0:c3bc6981ad28 5 void SoundInitialize(void) {
ksaito 0:c3bc6981ad28 6 spkr=0.0;
ksaito 0:c3bc6981ad28 7 }
ksaito 0:c3bc6981ad28 8
ksaito 0:c3bc6981ad28 9 void SoundProcess(void) {
ksaito 0:c3bc6981ad28 10 for (float i = 2000.0; i < 10000.0; i += 100) {
ksaito 0:c3bc6981ad28 11 spkr.period(1.0 / i);
ksaito 0:c3bc6981ad28 12 spkr = 0.5;
ksaito 0:c3bc6981ad28 13 wait(0.1);
ksaito 0:c3bc6981ad28 14 }
ksaito 0:c3bc6981ad28 15 }
ksaito 0:c3bc6981ad28 16
ksaito 0:c3bc6981ad28 17 void SoundFinalize(void) {
ksaito 0:c3bc6981ad28 18 SoundInitialize();
ksaito 0:c3bc6981ad28 19 }