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cjq4435: Initial implementation

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This module was tested on the Grove MOSFET.

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:
Jon Trulson
2015-01-19 17:36:27 -07:00
committed by John Van Drasek
parent 0ebb7e0417
commit 6a0a7b6159
8 changed files with 407 additions and 0 deletions
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3
examples/CMakeLists.txt
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@ -81,6 +81,7 @@ add_executable (adxl345-example adxl345.cxx)
add_executable (rpr220-example rpr220.cxx)
add_executable (rpr220-intr-example rpr220-intr.cxx)
add_executable (mma7660-example mma7660.cxx)
add_executable (cjq4435-example cjq4435.cxx)
include_directories (${PROJECT_SOURCE_DIR}/src/hmc5883l)
include_directories (${PROJECT_SOURCE_DIR}/src/grove)
@ -147,6 +148,7 @@ include_directories (${PROJECT_SOURCE_DIR}/src/rotaryencoder)
include_directories (${PROJECT_SOURCE_DIR}/src/adxl345)
include_directories (${PROJECT_SOURCE_DIR}/src/rpr220)
include_directories (${PROJECT_SOURCE_DIR}/src/mma7660)
include_directories (${PROJECT_SOURCE_DIR}/src/cjq4435)
target_link_libraries (hmc5883l-example hmc5883l ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (groveled-example grove ${CMAKE_THREAD_LIBS_INIT})
@ -231,3 +233,4 @@ target_link_libraries (adxl345-example adxl345 ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (rpr220-example rpr220 ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (rpr220-intr-example rpr220 ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (mma7660-example mma7660 ${CMAKE_THREAD_LIBS_INIT})
target_link_libraries (cjq4435-example cjq4435 ${CMAKE_THREAD_LIBS_INIT})

77
examples/cjq4435.cxx Normal file
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@ -0,0 +1,77 @@
/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2015 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 <unistd.h>
#include <iostream>
#include <signal.h>
#include "cjq4435.h"
using namespace std;
int shouldRun = true;
void sig_handler(int signo)
{
if (signo == SIGINT)
shouldRun = false;
}
int main ()
{
signal(SIGINT, sig_handler);
//! [Interesting]
// Instantiate a CJQ4435 MOSFET on a PWM capable digital pin D3
upm::CJQ4435* mosfet = new upm::CJQ4435(3);
mosfet->setPeriodMS(10);
mosfet->enable(true);
while (shouldRun)
{
// start with a duty cycle of 0.0 (off) and increment to 1.0 (on)
for (float i=0.0; i <= 1.0; i+=0.1)
{
mosfet->setDutyCycle(i);
usleep(100000);
}
sleep(1);
// Now take it back down
// start with a duty cycle of 1.0 (on) and decrement to 0.0 (off)
for (float i=1.0; i >= 0.0; i-=0.1)
{
mosfet->setDutyCycle(i);
usleep(100000);
}
sleep(1);
}
//! [Interesting]
cout << "Exiting..." << endl;
delete mosfet;
return 0;
}

85
examples/javascript/cjq4435.js Normal file
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@ -0,0 +1,85 @@
/*jslint node:true, vars:true, bitwise:true, unparam:true */
/*jshint unused:true */
/*
* Author: Zion Orent <zorent@ics.com>
* Copyright (c) 2015 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.
*/
var MOSFETsensor = require("jsupm_cjq4435");
var g_addnumBool = true;
var g_cycleNum = 0.0;
var g_cycleCount = 0;
// Instantiate a CJQ4435 MOSFET on a PWM capable digital pin D3
var myMOSFETsensor = new MOSFETsensor.CJQ4435(3);
myMOSFETsensor.setPeriodMS(10);
myMOSFETsensor.enable(true);
// A note on timing:
// In the C++ example, the system sleeps 11 times for 100 milliseconds
// between each duty cycle. After reaching the last point of the cycle,
// the system sleeps again for 1 second.
// The sleeps are cumulative, so the system has slept for 2.1 seconds
// sum total for each cycle.
// setInterval and setTimeout make asynchronous function calls;
// they aren't cumulative.
// In order to approximate the behavior of the C++ example, we need
// to call each iteration 2.1 seconds apart instead of 1 second apart.
var myInterval = setInterval(function()
{
setDutyCycle();
}, (1000 + (11*100)) );
// We start with a duty cycle of 0.0 (off) and increment to 1.0 (on)
// Then we take it back down,
// starting with a duty cycle of 1.0 (on) and decrement to 0.0 (off)
function setDutyCycle()
{
myMOSFETsensor.setDutyCycle(g_cycleNum);
if (g_addnumBool)
g_cycleNum += 0.1;
else
g_cycleNum -= 0.1;
g_cycleCount++;
if (g_cycleCount > 10)
{
g_addnumBool = !g_addnumBool;
g_cycleCount = 0;
}
else
setTimeout(setDutyCycle, 100);
}
// When exiting: clear interval and print exit message
process.on('SIGINT', function()
{
clearInterval(myInterval);
myMOSFETsensor.off();
console.log("Exiting...");
process.exit(0);
});