ecezo: initial implementation; C, C++; FTI + examples

Signed-off-by: Jon Trulson <jtrulson@ics.com>

examples/javascript/ecezo.js

@@ -0,0 +1,59 @@
+/*
+ * Author: Jon Trulson <jtrulson@ics.com>
+ * Copyright (c) 2016 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 sensorObj = require('jsupm_ecezo');
+
+// Instantiate a ECEZO sensor on uart 0 at 9600 baud.
+var sensor = new sensorObj.ECEZO(0, 9600, false);
+
+// For I2C, assuming the device is configured for address 0x64 on
+// I2C bus 0, you could use something like:
+//
+// var sensor = new sensorObj.ECEZO(0, 0x64, true);
+
+setInterval(function()
+{
+    // update our values from the sensor
+    sensor.update();
+
+    console.log("EC "
+                + sensor.getEC()
+                + " uS/cm, TDS "
+                + sensor.getTDS()
+                + " mg/L, Salinity "
+                + sensor.getSalinity()
+                + " PSS-78, SG "
+                + sensor.getSG());
+
+}, 5000);
+
+// exit on ^C
+process.on('SIGINT', function()
+{
+    sensor = null;
+    sensorObj.cleanUp();
+    sensorObj = null;
+    console.log("Exiting.");
+    process.exit(0);
+});