Arturo Gasca / MAX30100_

m

Fork of MAX30100 by Eduardo Avelar

MAX30100_SpO2Calculator.h@1:e3b9aff8f221, 2016-12-03 (annotated)

Committer:
arturogasca
Date:
Sat Dec 03 11:43:35 2016 +0000
Revision:
1:e3b9aff8f221
Parent:
0:010b908e2187 
max30100

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AVELARDEV 0:010b908e2187 1 /*
AVELARDEV 0:010b908e2187 2 Arduino-MAX30100 oximetry / heart rate integrated sensor library
AVELARDEV 0:010b908e2187 3 Copyright (C) 2016 OXullo Intersecans <x@brainrapers.org>
AVELARDEV 0:010b908e2187 4 This program is free software: you can redistribute it and/or modify
AVELARDEV 0:010b908e2187 5 it under the terms of the GNU General Public License as published by
AVELARDEV 0:010b908e2187 6 the Free Software Foundation, either version 3 of the License, or
AVELARDEV 0:010b908e2187 7 (at your option) any later version.
AVELARDEV 0:010b908e2187 8 This program is distributed in the hope that it will be useful,
AVELARDEV 0:010b908e2187 9 but WITHOUT ANY WARRANTY; without even the implied warranty of
AVELARDEV 0:010b908e2187 10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
AVELARDEV 0:010b908e2187 11 GNU General Public License for more details.
AVELARDEV 0:010b908e2187 12 You should have received a copy of the GNU General Public License
AVELARDEV 0:010b908e2187 13 along with this program. If not, see <http://www.gnu.org/licenses/>.
AVELARDEV 0:010b908e2187 14 */
AVELARDEV 0:010b908e2187 15
AVELARDEV 0:010b908e2187 16 #ifndef MAX30100_SPO2CALCULATOR_H
AVELARDEV 0:010b908e2187 17 #define MAX30100_SPO2CALCULATOR_H
AVELARDEV 0:010b908e2187 18
AVELARDEV 0:010b908e2187 19 #include <stdint.h>
AVELARDEV 0:010b908e2187 20
AVELARDEV 0:010b908e2187 21 #define CALCULATE_EVERY_N_BEATS 3
AVELARDEV 0:010b908e2187 22
AVELARDEV 0:010b908e2187 23 class SpO2Calculator {
AVELARDEV 0:010b908e2187 24 public:
AVELARDEV 0:010b908e2187 25 SpO2Calculator();
AVELARDEV 0:010b908e2187 26
AVELARDEV 0:010b908e2187 27 void update(float irACValue, float redACValue, bool beatDetected);
AVELARDEV 0:010b908e2187 28 void reset();
AVELARDEV 0:010b908e2187 29 uint8_t getSpO2();
AVELARDEV 0:010b908e2187 30
AVELARDEV 0:010b908e2187 31 private:
AVELARDEV 0:010b908e2187 32 static const uint8_t spO2LUT[43];
AVELARDEV 0:010b908e2187 33
AVELARDEV 0:010b908e2187 34 float irACValueSqSum;
AVELARDEV 0:010b908e2187 35 float redACValueSqSum;
AVELARDEV 0:010b908e2187 36 uint8_t beatsDetectedNum;
AVELARDEV 0:010b908e2187 37 uint32_t samplesRecorded;
AVELARDEV 0:010b908e2187 38 uint8_t spO2;
AVELARDEV 0:010b908e2187 39 };
AVELARDEV 0:010b908e2187 40
AVELARDEV 0:010b908e2187 41 #endif