port oxullo library Arduino
Diff: MAX30100_SpO2Calculator.h
- Revision:
- 0:010b908e2187
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MAX30100_SpO2Calculator.h Fri Nov 25 00:52:54 2016 +0000 @@ -0,0 +1,41 @@ +/* +Arduino-MAX30100 oximetry / heart rate integrated sensor library +Copyright (C) 2016 OXullo Intersecans <x@brainrapers.org> +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef MAX30100_SPO2CALCULATOR_H +#define MAX30100_SPO2CALCULATOR_H + +#include <stdint.h> + +#define CALCULATE_EVERY_N_BEATS 3 + +class SpO2Calculator { +public: + SpO2Calculator(); + + void update(float irACValue, float redACValue, bool beatDetected); + void reset(); + uint8_t getSpO2(); + +private: + static const uint8_t spO2LUT[43]; + + float irACValueSqSum; + float redACValueSqSum; + uint8_t beatsDetectedNum; + uint32_t samplesRecorded; + uint8_t spO2; +}; + +#endif \ No newline at end of file