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buzzer: updated delay values for notes to match listed frequencies

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Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
This commit is contained in:
Mihai Tudor Panu 2016-05-11 14:09:53 -07:00
parent 8e8b35273b
commit f850f5b7d8
1 changed files with 8 additions and 8 deletions
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16
src/buzzer/buzzer.hpp
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@ -26,13 +26,13 @@
#include <string> #include <string>
#include <mraa/pwm.h> #include <mraa/pwm.h>
#define DO 3300 // 261 Hz 3830 #define DO 3800 // 262 Hz - C4
#define RE 2930 // 294 Hz #define RE 3400 // 294 Hz - D
#define MI 2600 // 329 Hz #define MI 3000 // 330 Hz - E
#define FA 2460 // 349 Hz #define FA 2900 // 349 Hz - F
#define SOL 2190 // 392 Hz #define SOL 2550 // 392 Hz - G
#define LA 1960 // 440 Hz #define LA 2270 // 440 Hz - A
#define SI 1750 // 493 Hz #define SI 2000 // 494 Hz - B
namespace upm { namespace upm {
@ -80,7 +80,7 @@ class Buzzer {
* Plays a tone for a certain amount of time or indefinitely. When delay * Plays a tone for a certain amount of time or indefinitely. When delay
* is not used, the sound can be stopped by calling stopSound(). * is not used, the sound can be stopped by calling stopSound().
* *
* @param note Note to play (C, D, E, etc.) or frequency * @param note Note to play (DO, RE, MI, etc.) or frequency
* @param delay Time in microseconds for which to play the sound; if the value is * @param delay Time in microseconds for which to play the sound; if the value is
* 0, the sound is played indefinitely * 0, the sound is played indefinitely
* *