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39df7fd10f
Dependencies added via 'TARGETS' in add_example are 'in addition to' the
dependency provided by the example filename.
* Small change to examples/CMakeLists.txt to handle additional
dependencies
* Prefix 'interfaces-' onto the interfaces examples
Signed-off-by: Noel Eck <noel.eck@intel.com>
78 lines
2.6 KiB
C++
78 lines
2.6 KiB
C++
/*
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* Author: Henry Bruce <henry.bruce@intel.com>
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* Copyright (c) 2015 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <unistd.h>
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#include <iostream>
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#include "max44009.hpp"
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#include "si1132.hpp"
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#define EDISON_I2C_BUS 1
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#define FT4222_I2C_BUS 0
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//! [Interesting]
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// Simple example of using ILightSensor to determine
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// which sensor is present and return its name.
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// ILightSensor is then used to get readings from sensor
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upm::ILightSensor* getLightSensor()
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{
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upm::ILightSensor* lightSensor = NULL;
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try {
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lightSensor = new upm::SI1132(mraa_get_sub_platform_id(FT4222_I2C_BUS));
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return lightSensor;
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} catch (std::exception& e) {
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std::cerr << "SI1132: " << e.what() << std::endl;
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}
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try {
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lightSensor = new upm::MAX44009(EDISON_I2C_BUS);
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return lightSensor;
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} catch (std::exception& e) {
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std::cerr << "MAX44009: " << e.what() << std::endl;
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}
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return lightSensor;
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}
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int main ()
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{
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upm::ILightSensor* lightSensor = getLightSensor();
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if (lightSensor == NULL) {
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std::cout << "Light sensor not detected" << std::endl;
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return 1;
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}
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std::cout << "Light sensor " << lightSensor->getModuleName() << " detected" << std::endl;
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while (true) {
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try {
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float value = lightSensor->getVisibleLux();
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std::cout << "Light level = " << value << " lux" << std::endl;
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} catch (std::exception& e) {
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std::cerr << e.what() << std::endl;
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}
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sleep(1);
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}
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delete lightSensor;
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return 0;
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}
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//! [Interesting]
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