complete rework - continue

Inc/Buzzer.h

@@ -0,0 +1,31 @@
+/*
+ * Buzzer.h
+ *
+ * Created: 13/11/2014 22:56:34
+ *  Author: David
+ */ 
+
+
+#ifndef BUZZER_H_
+#define BUZZER_H_
+
+namespace Buzzer
+{
+	void Init();
+
+	void Beep(uint32_t frequency, uint32_t ms, uint32_t volume);
+
+	void Tick();
+
+	bool Noisy();
+
+	void SetBacklight(uint32_t brightness);
+
+	const uint32_t MaxVolume = 5;
+	const uint32_t DefaultVolume = 3;
+	const uint32_t MaxBrightness = 100;
+	const uint32_t MinBrightness = 5;		// avoid making it so dark that it cannot be seen
+	const uint32_t DefaultBrightness = 100;	// default = maximum because lower levels make the backlight inverter buzz
+}
+
+#endif /* BUZZER_H_ */