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43 lines
1.1 KiB
JavaScript
43 lines
1.1 KiB
JavaScript
/*
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* Author: Zion Orent <zorent@ics.com>
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* Copyright (c) 2015 Intel Corporation.
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*
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* This program and the accompanying materials are made available under the
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* terms of the The MIT License which is available at
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* https://opensource.org/licenses/MIT.
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*
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* SPDX-License-Identifier: MIT
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*/
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var electromagnet_lib = require("jsupm_electromagnet");
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// The was tested with the Electromagnetic Module
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// Instantiate a Electromagnet on digital pin D2
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var electromagnet_obj = new electromagnet_lib.Electromagnet(2);
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console.log("Starting up magnet....");
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electromagnet_obj.off();
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var magnetState = false;
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// Turn magnet on and off every 5 seconds
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var myInterval = setInterval(function()
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{
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magnetState = !magnetState;
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if (magnetState)
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electromagnet_obj.on();
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else
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electromagnet_obj.off();
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console.log("Turning magnet " + ((magnetState) ? "on" : "off"));
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}, 5000);
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// When exiting: clear interval, turn off magnet, run memory cleanup, and print message
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process.on('SIGINT', function()
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{
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clearInterval(myInterval);
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electromagnet_obj.off();
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electromagnet_obj = null;
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electromagnet_lib.cleanUp();
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electromagnet_lib = null;
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console.log("Exiting...");
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process.exit(0);
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});
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