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isd1820: Initial implementation
This driver implements support for the Grove Recorder. It records up to about 10 seconds of audio, and can play it back on command. Signed-off-by: Jon Trulson <jtrulson@ics.com> Signed-off-by: Zion Orent <zorent@ics.com> Signed-off-by: John Van Drasek <john.r.van.drasek@intel.com>
This commit is contained in:

committed by
John Van Drasek

parent
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commit
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5
src/isd1820/CMakeLists.txt
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src/isd1820/CMakeLists.txt
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set (libname "isd1820")
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set (libdescription "upm grove recorder")
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set (module_src ${libname}.cxx)
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set (module_h ${libname}.h)
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upm_module_init()
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87
src/isd1820/isd1820.cxx
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src/isd1820/isd1820.cxx
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/*
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* Author: Jon Trulson <jtrulson@ics.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 <iostream>
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#include "isd1820.h"
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using namespace upm;
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using namespace std;
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ISD1820::ISD1820(int playPin, int recPin)
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{
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if ( !(m_gpioPlay = mraa_gpio_init(playPin)) )
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{
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cerr << __FUNCTION__ << ": mraa_gpio_init() failed" << endl;
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return;
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}
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mraa_gpio_dir(m_gpioPlay, MRAA_GPIO_OUT);
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if ( !(m_gpioRec = mraa_gpio_init(recPin)) )
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{
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cerr << __FUNCTION__ << ": mraa_gpio_init() failed" << endl;
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return;
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}
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mraa_gpio_dir(m_gpioRec, MRAA_GPIO_OUT);
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// make sure we are not recording or playing
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play(false);
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record(false);
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}
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ISD1820::~ISD1820()
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{
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mraa_gpio_close(m_gpioPlay);
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mraa_gpio_close(m_gpioRec);
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}
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void ISD1820::play(bool enable)
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{
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if (enable)
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{
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// make sure we are not recording
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record(false);
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mraa_gpio_write(m_gpioPlay, 1);
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}
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else
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{
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mraa_gpio_write(m_gpioPlay, 0);
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}
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}
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void ISD1820::record(bool enable)
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{
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if (enable)
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{
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// make sure we are not playing
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play(false);
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mraa_gpio_write(m_gpioRec, 1);
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}
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else
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{
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mraa_gpio_write(m_gpioRec, 0);
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}
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}
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src/isd1820/isd1820.h
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src/isd1820/isd1820.h
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/*
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* Author: Jon Trulson <jtrulson@ics.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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#pragma once
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#include <iostream>
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#include <mraa/gpio.h>
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namespace upm {
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/**
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* @brief UPM support for the ISD1820 based Grove Recorder
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* @defgroup isd1820 libupm-isd1820
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* @ingroup seeed gpio sound
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*/
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/**
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* @sensor isd1820
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* @library isd1820
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* @comname Grove Recorder v1.0
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* @type sound
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* @man seeed
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* @con gpio
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*
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* @brief C++ API support for the ISD1820 based Grove Recorder
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*
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* This class implements support for the Grove Recorder. There
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* are two digital pins, one that enables recording, and the other
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* that plays back what was previously recorded.
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*
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* @snippet isd1820.cxx Interesting
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*/
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class ISD1820 {
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public:
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/**
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* ISD1820 module constructor
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*
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* @param recPin the pin to use for recording
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* @param playPin the pin to use for playback
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*/
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ISD1820(int playPin, int recPin);
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/**
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* ISD1820 module Destructor
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*/
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~ISD1820();
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/**
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* Start or stop playback
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*
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* @param enable start playback if true, stop if false
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*/
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void play(bool enable);
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/**
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* Start or stop recording
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*
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* @param enable start recording if true, stop if false
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*/
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void record(bool enable);
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private:
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mraa_gpio_context m_gpioRec;
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mraa_gpio_context m_gpioPlay;
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};
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}
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9
src/isd1820/jsupm_isd1820.i
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src/isd1820/jsupm_isd1820.i
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%module jsupm_isd1820
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%include "../upm.i"
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%{
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#include "isd1820.h"
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%}
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%include "isd1820.h"
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src/isd1820/pyupm_isd1820.i
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src/isd1820/pyupm_isd1820.i
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%module pyupm_isd1820
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%include "../upm.i"
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%feature("autodoc", "3");
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%{
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#include "isd1820.h"
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%}
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%include "isd1820.h"
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