Something always has to go wrong

software/app/excitation_light.h

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+//----------------------------------------------------------------------------------------------------------------------------
+// Project:    	Uppsense
+// Name:	excitation_light.h
+// Author:	Maximilian Stiefel
+// Date:	09.08.2017
+//
+// Description: Class to use the excitation light in an advanced way with the help of a DAC. 
+//
+//----------------------------------------------------------------------------------------------------------------------------
+
+#ifndef APP_EXCITATION_LIGHT_H_
+#define APP_EXCITATION_LIGHT_H_
+
+//-------------------------------------Libraries------------------------------------------------------------------------------
+#include <stdint.h>
+#include "dac101c085.h"
+#include "hardware.h"
+
+//-------------------------------------Defines--------------------------------------------------------------------------------
+
+//-------------------------------------Namespaces-----------------------------------------------------------------------------
+namespace rijnfel {
+namespace light {
+
+//-------------------------------------Enums----------------------------------------------------------------------------------
+
+//-------------------------------------cExcitationLight-----------------------------------------------------------------------
+/** Class to use the excitation light in an advanced way with the help of a DAC.
+ */
+class cExcitationLight
+{
+public:
+	/** Construct object, allocate space for DAC.
+	 */
+	cExcitationLight(); // Constructor
+	
+	/** Destruct object, free space for DAC.
+	 */
+	~cExcitationLight(); // Destructor
+	
+	/** Set the desired current through excitation light.
+	 * @param microamp Current in uA.
+	 * @retval uint8_t Returns 1 on success, 0 when failing.
+	 */
+	uint8_t SetCurrent(uint16_t microamp);
+	
+	/** Function to be hooked up to a timer to generate rectangular signal.
+	 * @retval uint8_t Returns 1 on success, 0 when failing.
+	 */
+	uint8_t RectangleUpdate();
+	
+	/** Use 2K5 pull-down resistor to turn LED completely off.
+	 * @retval uint8_t Returns 1 on success, 0 when failing.
+	 */
+	uint8_t DeactivateLED();
+private:
+	dac::cDAC101C085 *m_DAC;
+	uint8_t m_rectangleStatus;
+	uint16_t m_DACRectHigh;
+};
+
+}
+}
+#endif /* APP_EXCITATION_LIGHT_H_ */