hdc1000: Added upm support for sensor HDC1000

The HDC1000 is a digital humidity sensor with integrated temperature sensor.

Signed-off-by: Norbert Wesp <nwesp@phytec.de>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

examples/c++/CMakeLists.txt

@@ -338,6 +338,7 @@ add_example (tcs37727)
 add_example (tmp006)
 add_example (mma8x5x)
 add_example (mag3110)
+add_example (hdc1000)
 
 # These are special cases where you specify example binary, source file and module(s)
 include_directories (${PROJECT_SOURCE_DIR}/src)

examples/c++/hdc1000.cxx

@@ -0,0 +1,67 @@
+/* Author: Norbert Wesp <nwesp@phytec.de>
+ * Copyright (c) 2017 Phytec Messtechnik GmbH.
+ *
+ * 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 "hdc1000.hpp"
+
+using namespace upm;
+
+bool run = true;
+
+void sig_handler(int sig)
+{
+  if (sig == SIGINT)
+    run = false;
+}
+
+int main(int argc, char **argv)
+{
+  signal(SIGINT, sig_handler);
+
+//! [Interesting]
+  cout << "Initializing test-application..." << endl;
+
+  // Instantiate an HDC1000 instance on bus 1
+  upm::HDC1000 *mySensor = new upm::HDC1000(1);
+
+  // update and print available values every second
+  while (run)
+    {
+        cout << "Humidity: " << mySensor->getHumidity(true) << endl
+             << "Temperature: " << mySensor->getTemperature(true) << endl;
+
+        cout << endl;
+
+        sleep(1);
+    }
+
+  cout << "Exiting test-application..." << endl;
+
+  delete mySensor;
+//! [Interesting]
+
+  return 0;
+}

examples/python/hdc1000.py

@@ -0,0 +1,57 @@
+#!/usr/bin/python
+# Author: Norbert Wesp <nwesp@phytec.de>
+# Copyright (c) 2017 Phytec Messtechnik GmbH.
+#
+# based on: tcs3414cs.py
+#
+# 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.
+
+from __future__ import print_function
+import time, sys, signal, atexit
+from upm import pyupm_hdc1000 as HDC1000
+
+def main():
+    # Instantiate the Temperature and Humidity Sensor on I2C on bus 1
+    mySensor = HDC1000.HDC1000(1)
+
+    ## Exit handlers ##
+    # This stops python from printing a stacktrace when you hit control-C
+    def SIGINTHandler(signum, frame):
+        raise SystemExit
+
+    # This lets you run code on exit,
+    # including functions from mySensor
+    def exitHandler():
+        print("Exiting")
+        sys.exit(0)
+
+    # Register exit handlers
+    atexit.register(exitHandler)
+    signal.signal(signal.SIGINT, SIGINTHandler)
+
+    # Print out the humidity and temperature value every 0.5 seconds
+    while(1):
+        mySensor.getHumidity(True)
+        mySensor.getTemperature(True)
+
+        time.sleep(.5)
+
+if __name__ == '__main__':
+    main()