Initial import

GeigerData.h

@@ -0,0 +1,37 @@
+#ifndef GEIGERDATA_H_
+#define GEIGERDATA_H_
+
+#include "Arduino.h"
+
+// Russion STS-6 ("CTC-6") Geiger tube:
+// N = (2.28<EFBFBD>3.42)*10^3 at 0.36 <20>R/h; Nmax = 6*10^4; Nf = 110
+const float STS6_CPM_PER_USPH = 875;
+
+// Holds pulse counter history and performs calculations
+class GeigerData {
+public:
+	const uint16_t sampleCount;
+	const uint16_t sampleSeconds;
+	const float cpm_per_uSph;
+
+private:
+	uint16_t currentSample;
+	uint16_t *pulsesPerSample;
+	uint16_t next(uint16_t index);
+	uint16_t prev(uint16_t index);
+
+public:
+
+	GeigerData(uint16_t sampleCount, uint16_t sampleSeconds,
+			float cpm_per_uSph);
+	virtual ~GeigerData();
+
+	virtual void addPulses(uint16_t pulses);
+	virtual void nextSample();
+
+	virtual uint16_t getCurrentSample();
+	virtual uint32_t getPreviousPulses(uint16_t offset, uint16_t samples);
+	virtual float toMicroSievertPerHour(uint32_t pulses, uint16_t samples);
+};
+
+#endif /* GEIGERDATA_H_ */