#!/usr/bin/python # Author: Noel Eck # Copyright (c) 2016 Intel Corporation. # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the # "Software"), to deal in the Software without restriction, including # without limitation the rights to use, copy, modify, merge, publish, # distribute, sublicense, and/or sell copies of the Software, and to # permit persons to whom the Software is furnished to do so, subject to # the following conditions: # # The above copyright notice and this permission notice shall be # included in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. from __future__ import print_function import time, sys, signal, atexit from upm import pyupm_max30100 # Callback class derived from CXX Callback class mycallback(pyupm_max30100.Callback): def __init__(self): self.count = 0 pyupm_max30100.Callback.__init__(self) def run(self, samp): print("My callback sample IR: %d R: %d" % (samp.IR, samp.R)) def main(): # Create an instance of the oximiter # I2C bus 0 x = pyupm_max30100.MAX30100(0) print ('Oximeter sensor example...') # Create an instance of the mycallback class cb = mycallback().__disown__() # Read the temperature and version print ("Temperature: %d C" % x.temperature()) print ("Version: 0x%04x" % x.version()) # Set high-res (50 Hz, 16-bit) x.high_res_enable(True) # Set to sample SpO2 x.mode(pyupm_max30100.MAX30100_MODE_SPO2_EN); # Read continuously, stepping up the LED current every second, # us GPIO 0 as the interrupt pin x.sample_continuous(0, False, cb) for i in range(16): print("Setting LED current = %d" % i) x.current(i, i) time.sleep(1) # Read individual samples for i in range(10): val = x.sample(); print("Single value IR: %d R: %d " % (val.IR, val.R)) if __name__ == '__main__': main()