Paul Rabbat / Mbed 2 deprecated ECE4180_FinalProject_SmartAlarm

Code written by Paul Rabbat, Angel Daruna, Jarel Hawkins, and Cordel Williams

Dependencies:   4DGL-uLCD-SE EthernetInterface HTTPClient NTPClient PinDetect SDFileSystem mbed-rpc mbed-rtos mbed wave_player

Fork of ECE4180_FinalProject by Angel Daruna

Diff: Speaker.h

Revision:
8:548f413118e9
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Speaker.h	Tue Dec 02 17:12:59 2014 +0000
@@ -0,0 +1,19 @@
+#include "mbed.h"
+// a new class to play a note on Speaker based on PwmOut class
+class Speaker
+{
+public:
+    Speaker(PinName pin) : _pin(pin) {
+// _pin(pin) means pass pin to the Speaker Constructor
+    }
+// class method to play a note based on PwmOut class
+    void PlayNote(float frequency, float duration, float volume) {
+        _pin.period(1.0/frequency);
+        _pin = volume/2.0;
+        wait(duration);
+        _pin = 0.0;
+    }
+
+private:
+    PwmOut _pin;
+};
\ No newline at end of file