/* * 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. */ #include #include #include "max30100.hpp" #include "max30100_regs.h" #include "upm_utilities.h" using namespace upm; int shouldRun = true; void sig_handler(int signo) { if (signo == SIGINT) shouldRun = false; } // Example Callback handler class mycallback : public Callback { public: virtual void run(max30100_value samp) { std::cout << "My callback sample IR: " << samp.IR << " R: " << samp.R << std::endl; } }; int main(int argc, char** argv) { signal(SIGINT, sig_handler); //! [Interesting] // Instantiate a MAX30100 instance using i2c bus 0 upm::MAX30100 sensor(0); // Create an instance of the Callback class mycallback cb; // Read the temperature and version std::cout << "Temperature: " << sensor.temperature() << " C" << std::endl; std::cout << "Version: " << sensor.version() << std::endl; // Set high-res (50 Hz, 16-bit) sensor.high_res_enable(true); // Set to sample SpO2 sensor.mode(MAX30100_MODE_SPO2_EN); // Read continuously, stepping up the LED current every second, // us GPIO 0 as the interrupt pin sensor.sample_continuous(0, false, &cb); for (int i = MAX30100_LED_CURRENT_0_0_MA; i <= MAX30100_LED_CURRENT_50_0_MA && shouldRun; i++) { // Toggle the LED current std::cout << "Setting LED current = " << i << std::endl; sensor.current((MAX30100_LED_CURRENT) i, (MAX30100_LED_CURRENT) i); upm_delay(1); } // Read individual samples for (int i = 0; i < 10; i++) { max30100_value val = sensor.sample(); std::cout << "Single value IR: " << val.IR << " R: " << val.R << std::endl; } //! [Interesting] std::cout << "Exiting..." << std::endl; return 0; }