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grove: add grove button support and examples
Signed-off-by: Sarah Knepper <sarah.knepper@intel.com> Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
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@ -1,6 +1,7 @@
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add_executable (hmc5883l-example hmc5883l.cxx)
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add_executable (groveled-example groveled.cxx)
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add_executable (grovetemp-example grovetemp.cxx)
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add_executable (grovebutton-example grovebutton.cxx)
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add_executable (groverotary-example groverotary.cxx)
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add_executable (groveslide-example groveslide.cxx)
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add_executable (lcm-lcd-example lcm-lcd.cxx)
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@ -85,6 +86,7 @@ include_directories (${PROJECT_SOURCE_DIR}/src/ldt0028)
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target_link_libraries (hmc5883l-example hmc5883l ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (groveled-example grove ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (grovetemp-example grove ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (grovebutton-example grove ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (groverotary-example grove ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (groveslide-example grove ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (lcm-lcd-example i2clcd ${CMAKE_THREAD_LIBS_INIT})
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49
examples/grovebutton.cxx
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49
examples/grovebutton.cxx
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@ -0,0 +1,49 @@
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/*
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* Author: Sarah Knepper <sarah.knepper@intel.com>
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* Copyright (c) 2014 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 "grove.h"
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int
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main(int argc, char **argv)
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{
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// This example uses GPIO 0
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//! [Interesting]
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// Create the button object using GPIO pin 0
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upm::GroveButton* button = new upm::GroveButton(0);
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// Read the input and print, waiting one second between readings
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while( 1 ) {
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std::cout << button->name() << " value is " << button->value() << std::endl;
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sleep(1);
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}
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// Delete the button object
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delete button;
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//! [Interesting]
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return 0;
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}
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35
examples/javascript/grovebutton.js
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35
examples/javascript/grovebutton.js
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@ -0,0 +1,35 @@
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/*
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* Author: Sarah Knepper <sarah.knepper@intel.com>
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* Copyright (c) 2014 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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// Load Grove module
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var groveSensor = require('jsupm_grove');
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// Create the button object using GPIO pin 0
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var button = new groveSensor.GroveButton(0);
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// Read the input and print, waiting one second between readings
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function readButtonValue() {
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console.log(button.name() + " value is " + button.value());
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}
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setInterval(readButtonValue, 1000);
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35
examples/python/grovebutton.py
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35
examples/python/grovebutton.py
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# Author: Sarah Knepper <sarah.knepper@intel.com>
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# Copyright (c) 2014 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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import time
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import pyupm_grove as grove
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# Create the button object using GPIO pin 0
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button = grove.GroveButton(0)
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# Read the input and print, waiting one second between readings
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while 1:
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print button.name(), ' value is ', button.value()
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time.sleep(1)
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# Delete the button object
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del button
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@ -193,3 +193,28 @@ float GroveSlide::ref_voltage()
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{
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return m_ref_voltage;
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}
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//// GroveButton ////
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GroveButton::GroveButton(unsigned int pin)
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{
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mraa_init();
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m_gpio = mraa_gpio_init(pin);
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mraa_gpio_dir(m_gpio, MRAA_GPIO_IN);
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m_name = "Button Sensor";
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}
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GroveButton::~GroveButton()
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{
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mraa_gpio_close(m_gpio);
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}
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std::string GroveButton::name()
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{
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return m_name;
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}
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int GroveButton::value()
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{
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return mraa_gpio_read(m_gpio);
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}
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@ -247,4 +247,41 @@ class GroveSlide: public Grove {
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float m_ref_voltage;
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};
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/**
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* @brief C++ API for Grove button
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*
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* Very basic UPM module for Grove button
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*
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* @ingroup grove gpio
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* @snippet grovebutton.cxx Interesting
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*/
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class GroveButton: public Grove {
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public:
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/**
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* Grove button constructor
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*
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* @param gpio pin to use
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*/
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GroveButton(unsigned int pin);
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/**
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* Grove button destructor
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*/
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~GroveButton();
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/**
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* Get name of sensor
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*
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* @return the name of this sensor
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*/
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std::string name();
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/**
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* Get value from GPIO pin
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*
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* @return the value from the GPIO pin
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*/
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int value();
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private:
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std::string m_name;
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mraa_gpio_context m_gpio;
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};
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}
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