ldt0028: Added support for LDT0-028 PZT film-based sensors

Signed-off-by: Sarah Knepper <sarah.knepper@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

src/ldt0028/CMakeLists.txt

@@ -0,0 +1,5 @@
+set (libname "ldt0028")
+set (libdescription "upm ldt0028")
+set (module_src ${libname}.cxx)
+set (module_h ${libname}.h)
+upm_module_init()

src/ldt0028/jsupm_ldt0028.i

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+%module jsupm_ldt0028
+%include "../upm.i"
+
+%{
+    #include "ldt0028.h"
+%}
+
+%include "ldt0028.h"

src/ldt0028/ldt0028.cxx

@@ -0,0 +1,46 @@
+/*
+ * Author: Sarah Knepper <sarah.knepper@intel.com>
+ * Copyright (c) 2014 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 "ldt0028.h"
+
+using namespace upm;
+
+LDT0028::LDT0028(unsigned int pin) {
+    // initialize analog input
+    m_pin = mraa_aio_init(pin);
+    m_name = "ldt0-028";
+}
+
+LDT0028::~LDT0028() {
+    // close analog input
+    mraa_aio_close(m_pin);
+}
+
+std::string LDT0028::name() {
+    return m_name;
+}
+
+int LDT0028::getSample() {
+    return mraa_aio_read(m_pin);
+}

src/ldt0028/ldt0028.h

@@ -0,0 +1,78 @@
+/*
+ * Author: Sarah Knepper <sarah.knepper@intel.com>
+ * Copyright (c) 2014 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.
+ */
+#pragma once
+
+#include <string>
+#include <mraa/aio.h>
+
+namespace upm {
+
+/**
+ * @brief LDT0-028 Piezo Vibration sensor library
+ * @defgroup ldt0028 libupm-ldt0028
+ */
+
+/**
+ * @brief C++ API for LDT0-028 PZT film-based sensors,
+ * such as the Grove Piezo Vibration sensor
+ *
+ * This file defines the LDT0028 C++ interface for libupm-ldt0028
+ *
+ * @ingroup ldt0028 aio
+ * @snippet ldt0028.cxx Interesting
+ */
+class LDT0028 {
+    public:
+        /**
+         * LDT0028 Piezo Vibration sensor constructor
+         *
+         * @param pin AIO pin where sensor is connected
+         */
+        LDT0028(unsigned int pin);
+
+        /**
+         * LDT0028 destructor
+         */
+        ~LDT0028();
+
+        /**
+         * Return name of this sensor
+         *
+         * @return the name of this sensor
+         */
+        std::string name();
+
+        /**
+         * Return one sample from this sensor
+         *
+         * @return one value from this sensor
+         */
+        int getSample();
+
+    protected:
+        std::string         m_name; //!< name of this sensor
+        mraa_aio_context    m_pin;  //!< AIO pin
+};
+
+}

src/ldt0028/pyupm_ldt0028.i

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+%module pyupm_ldt0028
+%include "../upm.i"
+
+%feature("autodoc", "3");
+
+%include "ldt0028.h"
+%{
+    #include "ldt0028.h"
+%}
+