Audio library to format 1.5 rev.2

libraries/Audio/src/DAC.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2012 by Cristian Maglie <c.maglie@bug.st>
+ * DAC library for Arduino Due.
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of either the GNU General Public License version 2
+ * or the GNU Lesser General Public License version 2.1, both as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef DAC_INCLUDED
+#define DAC_INCLUDED
+
+#include "Arduino.h"
+
+typedef void (*OnTransmitEnd_CB)(void *data);
+
+class DACClass
+{
+public:
+	DACClass(Dacc *_dac, uint32_t _dacId, IRQn_Type _isrId) :
+		dac(_dac), dacId(_dacId), isrId(_isrId), cb(NULL) { };
+	void begin(uint32_t period);
+	void end();
+	bool canQueue();
+	size_t queueBuffer(const uint32_t *buffer, size_t size);
+	uint32_t *getCurrentQueuePointer();
+	void setOnTransmitEnd_CB(OnTransmitEnd_CB _cb, void *data);
+	void onService();
+
+	void enableInterrupts()  { NVIC_EnableIRQ(isrId); };
+	void disableInterrupts() { NVIC_DisableIRQ(isrId); };
+
+private:
+	Dacc *dac;
+	uint32_t dacId;
+	IRQn_Type isrId;
+	OnTransmitEnd_CB cb;
+	void *cbData;
+};
+
+extern DACClass DAC;
+
+#endif