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buzzer: Modify comments in C++ example

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Signed-off-by: Sarah Knepper <sarah.knepper@intel.com>
This commit is contained in:
Sarah Knepper 2015-01-20 14:34:50 -08:00
parent ddf32f9cb7
commit 02829cf43d
1 changed files with 3 additions and 3 deletions
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6
examples/buzzer-sound.cxx
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@ -30,17 +30,17 @@
int int
main(int argc, char **argv) { main(int argc, char **argv) {
//! [Interesting]
int chord[] = { DO, RE, MI, FA, SOL, LA, SI, DO, SI }; int chord[] = { DO, RE, MI, FA, SOL, LA, SI, DO, SI };
//! [Interesting]
// create Buzzer instance // create Buzzer instance
upm::Buzzer* sound = new upm::Buzzer(5); upm::Buzzer* sound = new upm::Buzzer(5);
// print sensor name // print sensor name
std::cout << sound->name() << std::endl; std::cout << sound->name() << std::endl;
// play sound (DO, RE, ME, etc...)
// play sound (DO, RE, MI, etc...), pausing for 0.1 seconds between notes
for (int chord_ind = 0; chord_ind < 7; chord_ind++) { for (int chord_ind = 0; chord_ind < 7; chord_ind++) {
// play one second for each chord // play each note for one second
std::cout << sound->playSound(chord[chord_ind], 1000000) << std::endl; std::cout << sound->playSound(chord[chord_ind], 1000000) << std::endl;
usleep(100000); usleep(100000);
} }