hka5: Initial implementation

This module implements support for the DFRobot Laser PM2.5 Sensor.  It
connects to a UART at 9600 baud.  This is the only baud rate
supported.  It optionally supports Reset and Set/Sleep gpios as well.

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

examples/c++/CMakeLists.txt

@@ -276,6 +276,7 @@ add_example (ms5611)
 add_example (nmea_gps)
 add_example (mma7361)
 add_example (bh1750)
+add_example (hka5)
 
 # These are special cases where you specify example binary, source file and module(s)
 include_directories (${PROJECT_SOURCE_DIR}/src)

examples/c++/hka5.cxx

@@ -0,0 +1,86 @@
+/*
+ * 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.
+ */
+
+#include <unistd.h>
+#include <iostream>
+#include <signal.h>
+
+#include "hka5.hpp"
+
+using namespace std;
+
+bool shouldRun = true;
+
+void sig_handler(int signo)
+{
+  if (signo == SIGINT)
+    shouldRun = false;
+}
+
+int main()
+{
+  signal(SIGINT, sig_handler);
+
+//! [Interesting]
+
+  // Instantiate a HKA5 sensor on uart 0.  We don't use the set or
+  // reset pins, so we pass -1 for them.
+  upm::HKA5 *sensor = new upm::HKA5(0, -1, -1);
+
+  // update once every 2 seconds and output data
+  while (shouldRun)
+    {
+      sensor->update();
+
+      cout << "PM 1  : "
+           << sensor->getPM1()
+           << " ug/m3"
+           << endl;
+
+      cout << "PM 2.5: "
+           << sensor->getPM2_5()
+           << " ug/m3"
+           << endl;
+
+      cout << "PM 10 : "
+           << sensor->getPM10()
+           << " ug/m3"
+           << endl;
+
+      cout << endl;
+
+      sleep(2);
+    }
+
+  if (shouldRun)
+    cerr << "Timed out" << endl;
+
+//! [Interesting]
+
+  cout << "Exiting" << endl;
+
+  delete sensor;
+
+  return 0;
+}

examples/c/CMakeLists.txt

@@ -92,6 +92,7 @@ add_example (mma7361)
 add_example (bh1750)
 add_example (urm37)
 add_example (urm37-uart)
+add_example (hka5)
 
 # Custom examples
 add_custom_example (nmea_gps_i2c-example-c nmea_gps_i2c.c nmea_gps)

examples/c/hka5.c

@@ -0,0 +1,78 @@
+/*
+ * 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.
+ */
+
+#include <unistd.h>
+#include <signal.h>
+
+#include "hka5.h"
+
+bool shouldRun = true;
+
+void sig_handler(int signo)
+{
+  if (signo == SIGINT)
+    shouldRun = false;
+}
+
+int main()
+{
+  signal(SIGINT, sig_handler);
+
+//! [Interesting]
+
+  // Instantiate a HKA5 sensor on uart 0.  We don't use the set or
+  // reset pins, so we pass -1 for them.
+  hka5_context sensor = hka5_init(0, -1, -1);
+
+  if (!sensor)
+    {
+      printf("hka5_init() failed.\n");
+      return 1;
+    }
+
+  // update once every 2 seconds and output data
+  while (shouldRun)
+    {
+      if (hka5_update(sensor) != UPM_SUCCESS)
+        {
+          printf("hka5_update() failed, exiting.\n");
+          shouldRun = false;
+        }
+
+      printf("PM 1  : %d ug/m3\n", hka5_get_pm1(sensor));
+      printf("PM 2.5: %d ug/m3\n", hka5_get_pm2_5(sensor));
+      printf("PM 10 : %d ug/m3\n", hka5_get_pm10(sensor));
+      printf("\n");
+
+      sleep(2);
+    }
+
+//! [Interesting]
+
+  printf("Exiting\n");
+
+  hka5_close(sensor);
+
+  return 0;
+}

examples/java/CMakeLists.txt

@@ -133,6 +133,7 @@ add_example(BMX055_Example bmx055)
 add_example(NMEAGPS_Example nmea_gps)
 add_example(MMA7361_Example mma7361)
 add_example(BH1750_Example bh1750)
+add_example(HKA5_Example hka5)
 
 add_example_with_path(Jhd1313m1_lcdSample lcd i2clcd)
 add_example_with_path(Jhd1313m1Sample lcd i2clcd)

examples/java/HKA5_Example.java

@@ -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.
+ */
+
+import upm_hka5.HKA5;
+
+public class HKA5_Example
+{
+    public static void main(String[] args) throws InterruptedException
+    {
+// ! [Interesting]
+        System.out.println("Initializing...");
+
+        // Instantiate a HKA5 sensor on uart 0.  We don't use the set or
+        // reset pins, so we pass -1 for them.
+        HKA5 sensor = new HKA5(0, -1, -1);
+
+        // update once every 2 seconds and output data
+        while (true)
+            {
+                sensor.update();
+
+                System.out.println("PM 1  : "
+                                   + sensor.getPM1()
+                                   + " ug/m3");
+                System.out.println("PM 2.5: "
+                                   + sensor.getPM2_5()
+                                   + " ug/m3");
+                System.out.println("PM 10 : "
+                                   + sensor.getPM10()
+                                   + " ug/m3");
+
+                System.out.println();
+                Thread.sleep(2000);
+            }
+
+// ! [Interesting]
+    }
+}

examples/javascript/hka5.js

@@ -0,0 +1,63 @@
+/*jslint node:true, vars:true, bitwise:true, unparam:true */
+/*jshint unused:true */
+
+/*
+ * 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_hka5');
+
+// Instantiate a HKA5 sensor on uart 0.  We don't use the set or
+// reset pins, so we pass -1 for them.
+var sensor = new sensorObj.HKA5(0, -1, -1);
+
+// update once every 2 seconds and output data
+setInterval(function()
+{
+    sensor.update()
+
+    console.log("PM 1  : "
+                + sensor.getPM1()
+                + " ug/m3");
+
+    console.log("PM 2.5: "
+                + sensor.getPM2_5()
+                + " ug/m3");
+
+    console.log("PM 10 : "
+                + sensor.getPM10()
+                + " ug/m3");
+
+    console.log();
+
+}, 2000);
+
+// exit on ^C
+process.on('SIGINT', function()
+{
+    sensor = null;
+    sensorObj.cleanUp();
+    sensorObj = null;
+    console.log("Exiting.");
+    process.exit(0);
+});

examples/python/hka5.py

@@ -0,0 +1,62 @@
+#!/usr/bin/python
+# 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.
+
+import time, sys, signal, atexit
+import pyupm_hka5 as sensorObj
+
+# Instantiate a HKA5 sensor on uart 0.  We don't use the set or
+# reset pins, so we pass -1 for them.
+sensor = sensorObj.HKA5(0, -1, -1)
+
+## Exit handlers ##
+# This function stops python from printing a stacktrace when you hit control-C
+def SIGINTHandler(signum, frame):
+	raise SystemExit
+
+# This function lets you run code on exit
+def exitHandler():
+	print "Exiting"
+	sys.exit(0)
+
+# Register exit handlers
+atexit.register(exitHandler)
+signal.signal(signal.SIGINT, SIGINTHandler)
+
+# update once every 2 seconds and output data
+while (True):
+        sensor.update()
+
+        print "PM 1  :",
+        print sensor.getPM1(),
+        print " ug/m3"
+
+        print "PM 2.5:",
+        print sensor.getPM2_5(),
+        print " ug/m3"
+
+        print "PM 10 :",
+        print sensor.getPM10(),
+        print " ug/m3"
+
+        print
+        time.sleep(2)