upm: v1.0.1

Signed-off-by: Noel Eck <noel.eck@intel.com>

CMakeLists.txt

@@ -14,7 +14,7 @@ option (IPK "Generate IPK using CPack" OFF)
 option (RPM "Generate RPM using CPack" OFF)
 option (NPM "Generate NPM/GYP tarballs" OFF)
 option (BUILDTESTS "Generate check-ups for upm" OFF)
-option (WERROR "Make all warnings into errors." OFF)
+option (WERROR "Make all warnings into errors." ON)
 
 # Warn if building in source root
 if ("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_BINARY_DIR}")
@@ -71,6 +71,7 @@ include (CheckCXXCompilerFlag)
 # This function checks to see if each flag is supported
 # by the compiler before setting the compile option.
 function (upm_add_compile_flags compiler)
+  set (_TMP_COMPILER_FLAGS "")
   # Iterate the flags, check if supported
   foreach (flag ${ARGN})
     # Check if this compile flag is supported
@@ -85,15 +86,17 @@ function (upm_add_compile_flags compiler)
   endforeach (flag ${ARGN})
 
   # Set the variable in the parent scope
-  set (CMAKE_${compiler}_FLAGS ${_TMP_COMPILER_FLAGS} PARENT_SCOPE)
+  set (CMAKE_${compiler}_FLAGS "${CMAKE_${compiler}_FLAGS} ${_TMP_COMPILER_FLAGS}" PARENT_SCOPE)
 endfunction ()
 
 # Compiler flags common to both C and CXX
-set (C_CXX_WARNING_FLAGS -Wall)
+# Enable -Wall
+# GCC-6 added -Wmisleading-indentation to -Wall, skip these for now
+set (C_CXX_WARNING_FLAGS -Wall -Wno-misleading-indentation -Wno-strict-aliasing)
 
-# Errors as warnings?
+# Warnings as errors?
 if (WERROR)
-  list (APPEND C_CXX_WARNING_FLAGS -Werror)
+  set (C_CXX_WARNING_FLAGS "-Werror ${C_CXX_WARNING_FLAGS}")
   message (STATUS "Warnings as errors enabled (-Werror), disable with -DWERROR=off")
 endif (WERROR)
 
@@ -184,7 +187,7 @@ include (GetGitRevisionDescription)
 git_describe (VERSION "--tags")
 # If git_describe fails, use a dirty version
 if (${VERSION} MATCHES -NOTFOUND)
-  set (VERSION "v1.0.0-dirty")
+  set (VERSION "v1.0.1-dirty")
   message (WARNING "Failed to retrieve UPM version with 'git describe' (using "
       "${VERSION}). Check that git is installed and this is a valid git repo.")
 endif ()

docs/changelog.md

@@ -4,6 +4,13 @@ Changelog                         {#changelog}
 Here's a list summarizing some of the key undergoing changes to our library
 from earlier versions:
 
+### v1.0.1
+
+ * Warnings as errors enabled for C/CXX (fixed warnings from -Wall and others)
+ * Fix for C/CXX compile flag append issue #485
+ * C sensor libraries for: my9221, otp538u, guvas12d, ppd42ns
+ * New sensor: ms5803
+
 ### v1.0.0
 
  * Added approximately 50 C sources for UPM drivers that can be used on both

examples/c++/CMakeLists.txt

@@ -1,3 +1,7 @@
+# Selectively disable certain warnings for the examples
+# nrf examples flag -Wtautological-compare
+set (CXX_DISABLED_WARNINGS -Wno-tautological-compare)
+
 # Extract module name from non-standard example name
 macro(get_module_name example_name module_name)
   string(LENGTH ${example_name} length)
@@ -32,6 +36,15 @@ macro(add_custom_example example_bin example_src example_module_list)
   if (found_all_modules)
     add_executable (${example_bin} ${example_src})
     target_link_libraries (${example_bin} ${CMAKE_THREAD_LIBS_INIT})
+
+    # Disable warnings from CXX_DISABLED_WARNINGS
+    foreach(flag ${CXX_DISABLED_WARNINGS})
+      compiler_flag_supported(CXX is_supported ${flag})
+      if (is_supported)
+        target_compile_options(${example_bin} PRIVATE "${flag}")
+      endif(is_supported)
+    endforeach(flag ${CXX_DISABLED_WARNINGS})
+
     foreach (module ${example_module_list})
       set(module_dir "${PROJECT_SOURCE_DIR}/src/${module}")
       include_directories (${module_dir})
@@ -55,11 +68,6 @@ macro(add_example example_name)
   get_module_name(${example_name} module_name)
   set(module_dir "${PROJECT_SOURCE_DIR}/src/${module_name}")
 
-  # nrf examples can flag a warning, make sure this isn't an error, currently
-  # this is done for all examples
-  set_source_files_properties(${example_src}
-      PROPERTIES COMPILE_FLAGS -Wno-tautological-compare)
-
   if (EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${example_src}"
      AND EXISTS ${module_dir}
      AND IS_DIRECTORY ${module_dir})
@@ -313,45 +321,46 @@ add_example (hka5)
 add_example (dfrorp)
 add_example (dfrec)
 add_example (sht1x)
+add_example (ms5803)
 
 # These are special cases where you specify example binary, source file and module(s)
 include_directories (${PROJECT_SOURCE_DIR}/src)
-add_custom_example (groveled-multi-example groveled-multi.cxx grove)
+add_custom_example (groveled-multi-example-cxx groveled-multi.cxx grove)
-add_custom_example (lcm1602-i2c-example lcm1602-i2c.cxx lcd)
+add_custom_example (lcm1602-i2c-example-cxx lcm1602-i2c.cxx lcd)
-add_custom_example (lcm1602-parallel-example lcm1602-parallel.cxx lcd)
+add_custom_example (lcm1602-parallel-example-cxx lcm1602-parallel.cxx lcd)
-add_custom_example (jhd1313m1-lcd-example jhd1313m1-lcd.cxx lcd)
+add_custom_example (jhd1313m1-lcd-example-cxx jhd1313m1-lcd.cxx lcd)
-add_custom_example (es08a-example es08a.cxx servo)
+add_custom_example (es08a-example-cxx es08a.cxx servo)
-add_custom_example (ssd1306-oled-example ssd1306-oled.cxx lcd)
+add_custom_example (ssd1306-oled-example-cxx ssd1306-oled.cxx lcd)
-add_custom_example (ssd1308-oled-example ssd1308-oled.cxx lcd)
+add_custom_example (ssd1308-oled-example-cxx ssd1308-oled.cxx lcd)
-add_custom_example (ssd1327-oled-example ssd1327-oled.cxx lcd)
+add_custom_example (ssd1327-oled-example-cxx ssd1327-oled.cxx lcd)
-add_custom_example (sainsmartks-example sainsmartks.cxx lcd)
+add_custom_example (sainsmartks-example-cxx sainsmartks.cxx lcd)
-add_custom_example (eboled-example eboled.cxx lcd)
+add_custom_example (eboled-example-cxx eboled.cxx lcd)
-add_custom_example (mpu60x0-example mpu60x0.cxx mpu9150)
+add_custom_example (mpu60x0-example-cxx mpu60x0.cxx mpu9150)
-add_custom_example (ak8975-example ak8975.cxx mpu9150)
+add_custom_example (ak8975-example-cxx ak8975.cxx mpu9150)
-add_custom_example (mpu9250-example mpu9250.cxx mpu9150)
+add_custom_example (mpu9250-example-cxx mpu9250.cxx mpu9150)
-add_custom_example (groveledbar-example groveledbar.cxx my9221)
+add_custom_example (groveledbar-example-cxx groveledbar.cxx my9221)
-add_custom_example (grovecircularled-example grovecircularled.cxx my9221)
+add_custom_example (grovecircularled-example-cxx grovecircularled.cxx my9221)
-add_custom_example (temperature-sensor-example temperature-sensor.cxx "si7005;bmpx8x;bmp280")
+add_custom_example (temperature-sensor-example-cxx temperature-sensor.cxx "si7005;bmpx8x;bmp280")
-add_custom_example (humidity-sensor-example humidity-sensor.cxx "si7005;bmp280")
+add_custom_example (humidity-sensor-example-cxx humidity-sensor.cxx "si7005;bmp280")
-add_custom_example (pressure-sensor-example pressure-sensor.cxx "bmpx8x;bmp280")
+add_custom_example (pressure-sensor-example-cxx pressure-sensor.cxx "bmpx8x;bmp280")
-add_custom_example (co2-sensor-example co2-sensor.cxx "t6713")
+add_custom_example (co2-sensor-example-cxx co2-sensor.cxx "t6713")
-add_custom_example (adc-example adc-sensor.cxx "ads1x15")
+add_custom_example (adc-example-cxx adc-sensor.cxx "ads1x15")
-add_custom_example (light-sensor-example light-sensor.cxx "si1132;max44009")
+add_custom_example (light-sensor-example-cxx light-sensor.cxx "si1132;max44009")
-add_custom_example (light-controller-example light-controller.cxx "lp8860;ds1808lc;hlg150h")
+add_custom_example (light-controller-example-cxx light-controller.cxx "lp8860;ds1808lc;hlg150h")
-add_custom_example (bme280-example bme280.cxx bmp280)
+add_custom_example (bme280-example-cxx bme280.cxx bmp280)
-add_custom_example (bma250e-example bma250e.cxx bmx055)
+add_custom_example (bma250e-example-cxx bma250e.cxx bmx055)
-add_custom_example (bmg160-example bmg160.cxx bmx055)
+add_custom_example (bmg160-example-cxx bmg160.cxx bmx055)
-add_custom_example (bmm150-example bmm150.cxx bmx055)
+add_custom_example (bmm150-example-cxx bmm150.cxx bmx055)
-add_custom_example (bmc150-example bmc150.cxx bmx055)
+add_custom_example (bmc150-example-cxx bmc150.cxx bmx055)
-add_custom_example (bmi055-example bmi055.cxx bmx055)
+add_custom_example (bmi055-example-cxx bmi055.cxx bmx055)
 if (OPENZWAVE_FOUND)
   include_directories(${OPENZWAVE_INCLUDE_DIRS})
 
-  add_custom_example (ozwdump-example ozwdump.cxx ozw)
+  add_custom_example (ozwdump-example-cxx ozwdump.cxx ozw)
-  add_custom_example (aeotecss6-example aeotecss6.cxx ozw)
+  add_custom_example (aeotecss6-example-cxx aeotecss6.cxx ozw)
-  add_custom_example (aeotecsdg2-example aeotecsdg2.cxx ozw)
+  add_custom_example (aeotecsdg2-example-cxx aeotecsdg2.cxx ozw)
-  add_custom_example (aeotecdw2e-example aeotecdw2e.cxx ozw)
+  add_custom_example (aeotecdw2e-example-cxx aeotecdw2e.cxx ozw)
-  add_custom_example (aeotecdsb09104-example aeotecdsb09104.cxx ozw)
+  add_custom_example (aeotecdsb09104-example-cxx aeotecdsb09104.cxx ozw)
-  add_custom_example (tzemt400-example tzemt400.cxx ozw)
+  add_custom_example (tzemt400-example-cxx tzemt400.cxx ozw)
 endif()
 add_custom_example (nmea_gps_i2c_example-cxx nmea_gps_i2c.cxx nmea_gps)

examples/c++/ds1808lc.cxx

@@ -23,7 +23,7 @@ void printState(upm::ILightController *lightController)
 int main( int argc, char **argv )
 {
    int status = 0;
-   upm::ILightController* lightController;
+   upm::ILightController* lightController = nullptr;
 
    try {
       lightController = new upm::DS1808LC(DS1808_GPIO_PWR, EDISON_I2C_BUS);

examples/c++/guvas12d.cxx

@@ -33,7 +33,6 @@ bool shouldRun = true;
 
 // analog voltage, usually 3.3 or 5.0
 #define GUVAS12D_AREF   5.0
-#define SAMPLES_PER_QUERY 1024
 
 void sig_handler(int signo)
 {
@@ -46,8 +45,8 @@ int main()
     signal(SIGINT, sig_handler);
 
 //! [Interesting]
-  // The was tested with the Grove UV Sensor module.
+    // This was tested with the Grove UV Sensor module.
-  // It has a sensing range from between 200-400nm.  It's strongest
+    // It has a sensing range from between 240-370nm.  It's strongest
     // response is around 320-360nm.
 
     // Instantiate a GUVAS12D on analog pin A0
@@ -57,9 +56,10 @@ int main()
 
     while (shouldRun)
     {
-      cout << "AREF: " << GUVAS12D_AREF 
+        cout << "Volts: " << volts->volts()
-           << ", Voltage value (higher means more UV): " 
+             << ", Intensity: " << volts->intensity()
-           << volts->value(GUVAS12D_AREF, SAMPLES_PER_QUERY) << endl;
+             << " mW/m^2"
+             << endl;
 
         sleep(1);
     }

examples/c++/hm11.cxx

@@ -71,7 +71,6 @@ void sendCommand(upm::HM11* ble, char *cmd)
 int main (int argc, char **argv)
 {
 //! [Interesting]
-  char buffer[BUFSIZ];
   // Instantiate a HM11 BLE Module on UART 0
 
   upm::HM11* ble = new upm::HM11(0);

examples/c++/lol.cxx

@@ -48,7 +48,6 @@ main(int argc, char **argv)
     sensor = new upm::LoL();
     signal(SIGINT, sig_handler);
 
-    unsigned char *buffer;
     //buffer = sensor->getFramebuffer();
     int x = 0, y = 0;
     while (!is_running) {

examples/c++/ms5803.cxx

@@ -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 <iostream>
+#include <signal.h>
+
+#include "ms5803.hpp"
+
+using namespace std;
+using namespace upm;
+
+int shouldRun = true;
+
+void sig_handler(int signo)
+{
+    if (signo == SIGINT)
+        shouldRun = false;
+}
+
+
+int main(int argc, char **argv)
+{
+    signal(SIGINT, sig_handler);
+//! [Interesting]
+
+    // Instantiate a MS5803 instance using i2c bus 0 and default address
+    upm::MS5803 *sensor = new upm::MS5803(0);
+
+    // For SPI, bus 0, you would pass -1 as the address, and a valid
+    // pin for CS (or -1 if you are using a hw pin you have no control
+    // over, like edison):
+    // MS5803(0, -1, 9);
+
+    while (shouldRun)
+    {
+        // update our values from the sensor
+        sensor->update();
+
+        cout << "Temperature: "
+             << sensor->getTemperature()
+             << " C, "
+             << "Pressure: "
+             << sensor->getPressure()
+             << " mbar"
+             << endl;
+
+        sleep(1);
+    }
+//! [Interesting]
+
+    cout << "Exiting..." << endl;
+
+    delete sensor;
+
+    return 0;
+}

examples/c++/nrf8001-helloworld.cxx

@@ -80,7 +80,6 @@ Used to test the UART TX characteristic notification
 static uart_over_ble_t uart_over_ble;
 static uint8_t         uart_buffer[20];
 static uint8_t         uart_buffer_len = 0;
-static uint8_t         dummychar = 0;
 
 void
 sig_handler(int signo)

examples/c++/ppd42ns.cxx

@@ -45,14 +45,17 @@ int main ()
 //! [Interesting]
     // Instantiate a dust sensor on GPIO pin D8
     upm::PPD42NS* dust = new upm::PPD42NS(8);
-	upm::dustData data;
+    ppd42ns_dust_data data;
-	cout << "This program will give readings every 30 seconds until you stop it" << endl;
+    cout << "This program will give readings every 30 seconds until "
+         << "you stop it"
+         << endl;
     while (shouldRun)
     {
         data = dust->getData();
         cout << "Low pulse occupancy: " << data.lowPulseOccupancy << endl;
         cout << "Ratio: " << data.ratio << endl;
         cout << "Concentration: " << data.concentration << endl;
+        cout << endl;
     }
 //! [Interesting]
 

examples/c++/smartdrive.cxx

@@ -44,8 +44,6 @@ sig_handler(int signo)
 int
 main(int argc, char **argv)
 {
-    float voltage = 0;
-
     std::cout << "SmartDrive demo is starting. Please make sure drive is connected to board" << std::endl;
     sleep(2); //Wait for 2 seconds in case you want to fix your h/w setup
     

examples/c++/tsl2561.cxx

@@ -30,7 +30,6 @@
 
 int main (int argc, char **argv)
 {
-    mraa_result_t error = MRAA_SUCCESS;
     upm::TSL2561 *sensor = NULL;
     int loopCount = 100;
 

examples/c/CMakeLists.txt

@@ -132,6 +132,13 @@ add_example (linefinder)
 add_example (uln200xa)
 add_example (mma7660)
 add_example (buzzer)
+add_example (ppd42ns)
+add_example (guvas12d)
+add_example (otp538u)
+add_example (button)
+add_example (button_intr)
+add_example (my9221)
+add_example (ms5803)
 
 # Custom examples
 add_custom_example (nmea_gps_i2c-example-c nmea_gps_i2c.c nmea_gps)

examples/c/button.c

@@ -0,0 +1,59 @@
+/*
+ * Authors: Abhishek Malik <abhishek.malik@intel.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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "button.h"
+
+#include "upm_utilities.h"
+#include "mraa.h"
+
+int counter;
+
+void button_isr(void *arg){
+    counter++;
+}
+
+int main()
+{
+    counter = 0;
+    if (mraa_init() != MRAA_SUCCESS)
+    {
+        perror("Failed to initialize mraa\n");
+        return -1;
+    }
+
+    button_context dev = button_init(2);
+
+    button_install_isr(dev, MRAA_GPIO_EDGE_RISING, button_isr, NULL);
+    while(1){
+        printf("Interrupts: %d\n", counter);
+        upm_delay(3);
+    }
+
+    return 0;
+}

examples/c/button_intr.c

@@ -0,0 +1,54 @@
+/*
+ * Authors: Abhishek Malik <abhishek.malik@intel.com>
+ * Copyright (c) 2014 - 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "button.h"
+
+#include "upm_utilities.h"
+#include "mraa.h"
+
+int main()
+{
+    if (mraa_init() != MRAA_SUCCESS)
+    {
+        perror("Failed to initialize mraa\n");
+        return -1;
+    }
+
+    button_context dev = button_init(2);
+    bool abc = 0;
+    while(1){
+        if(button_get_value(dev, &abc) != UPM_SUCCESS){
+            printf("an error has occured\n");
+        }
+        upm_delay(1);
+        printf("value retrieved: %d\n", abc);
+    }
+
+    return 0;
+}

examples/c/guvas12d.c

@@ -0,0 +1,89 @@
+/*
+ * 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 <stdio.h>
+#include <signal.h>
+
+#include <upm_utilities.h>
+#include <guvas12d.h>
+
+bool shouldRun = true;
+
+// analog voltage, usually 3.3 or 5.0
+#define GUVAS12D_AREF   5.0
+
+void sig_handler(int signo)
+{
+    if (signo == SIGINT)
+        shouldRun = false;
+}
+
+int main()
+{
+    signal(SIGINT, sig_handler);
+
+//! [Interesting]
+    // This was tested with the Grove UV Sensor module.
+    // It has a sensing range from between 240-370nm.  It's strongest
+    // response is around 320-360nm.
+
+    // Instantiate a GUVAS12D on analog pin A0
+    guvas12d_context uv = guvas12d_init(0, GUVAS12D_AREF);
+
+    if (!uv)
+    {
+        printf("guvas12d_init() failed\n");
+        return 1;
+    }
+
+    // The higher the voltage the more intense the UV radiation.
+    while (shouldRun)
+    {
+        float volts = 0;
+        float intensity = 0;
+
+        if (guvas12d_get_volts(uv, &volts))
+        {
+            printf("guvas12d_get_volts() failed\n");
+            return 1;
+        }
+
+        if (guvas12d_get_intensity(uv, &intensity))
+        {
+            printf("guvas12d_get_intensity() failed\n");
+            return 1;
+        }
+
+        printf("Volts: %f, Intensity %f mW/m^2\n", volts, intensity);
+
+        upm_delay(1);
+    }
+
+    printf("Exiting\n");
+
+    guvas12d_close(uv);
+//! [Interesting]
+    return 0;
+}

examples/c/ms5803.c

@@ -0,0 +1,79 @@
+/*
+ * 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 <stdio.h>
+#include <signal.h>
+
+#include "ms5803.h"
+#include "upm_utilities.h"
+
+bool shouldRun = true;
+
+void sig_handler(int signo)
+{
+  if (signo == SIGINT)
+    shouldRun = false;
+}
+
+int main()
+{
+  signal(SIGINT, sig_handler);
+
+//! [Interesting]
+
+  // Instantiate a MS5803 on analog I2C bus 0, at the default address
+  ms5803_context sensor = ms5803_init(0, MS5803_DEFAULT_I2C_ADDR, -1);
+
+  if (!sensor)
+  {
+      printf("ms5803_init() failed\n");
+      return 1;
+  }
+
+  // Every second, sample the sensor and output the pressure and
+  // temperature
+
+  while (shouldRun)
+    {
+        if (ms5803_update(sensor))
+        {
+            printf("ms5803_update() failed\n");
+        }
+
+        printf("Temperature: %f C, Pressure = %f mbar\n",
+               ms5803_get_temperature(sensor),
+               ms5803_get_pressure(sensor));
+
+        upm_delay(1);
+    }
+
+//! [Interesting]
+
+  printf("Exiting\n");
+
+  ms5803_close(sensor);
+
+  return 0;
+}

examples/c/my9221.c

@@ -0,0 +1,89 @@
+/*
+ * 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 <stdio.h>
+#include <signal.h>
+
+#include <upm_utilities.h>
+#include <my9221.h>
+
+int shouldRun = true;
+
+void sig_handler(int signo)
+{
+    if (signo == SIGINT)
+        shouldRun = false;
+}
+
+
+int main ()
+{
+    signal(SIGINT, sig_handler);
+
+//! [Interesting]
+
+    // Instantiate a GroveLEDBar, we use D8 for the data, and D9 for the
+    // clock.  We only use a single instance.
+    my9221_context leds = my9221_init(8, 9, 1);
+
+    if (!leds)
+    {
+        printf("my9221_init() failed\n");
+        return 1;
+    }
+
+    while (shouldRun)
+    {
+        // count up
+        printf("Counting up: ");
+        for (int i=0; i<my9221_get_max_leds(leds); i++)
+        {
+            printf("%d ", i);
+            my9221_clear_all(leds);
+            my9221_set_led(leds, i, true);
+            upm_delay_ms(100);
+        }
+        printf("\n");
+        upm_delay_ms(100);
+
+        // count down
+        printf("Counting down: ");
+        for (int i=my9221_get_max_leds(leds) - 1; i>=0; i--)
+        {
+            printf("%d ", i);
+            my9221_clear_all(leds);
+            my9221_set_led(leds, i, true);
+            upm_delay_ms(100);
+        }
+        printf("\n");
+        upm_delay_ms(100);
+    }
+
+    printf("Exiting...\n");
+
+    my9221_close(leds);
+//! [Interesting]
+    return 0;
+}

examples/c/otp538u.c

@@ -0,0 +1,81 @@
+/*
+ * 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 <stdio.h>
+#include <signal.h>
+
+#include <upm_utilities.h>
+#include <otp538u.h>
+
+
+bool shouldRun = true;
+
+// analog voltage, usually 3.3 or 5.0
+#define OTP538U_AREF   5.0
+
+void sig_handler(int signo)
+{
+    if (signo == SIGINT)
+        shouldRun = false;
+}
+
+int main()
+{
+    signal(SIGINT, sig_handler);
+
+//! [Interesting]
+
+    // Instantiate a OTP538U on analog pins A0 and A1
+    // A0 is used for the Ambient Temperature and A1 is used for the
+    // Object temperature.
+    otp538u_context temps = otp538u_init(0, 1, OTP538U_AREF);
+
+    // enable debugging if you would like
+    // otp538u_set_debug(temps, true);
+
+    // Output ambient and object temperatures
+    while (shouldRun)
+    {
+        float ambient = 0, object = 0;
+
+        if (otp538u_get_ambient_temperature(temps, &ambient))
+            printf("otp538u_get_ambient_temperature() failed\n");
+        else if (otp538u_get_object_temperature(temps, &object))
+            printf("otp538u_get_object_temperature() failed\n");
+        else
+            printf("Ambient temp: %f C, Object temp: %f C\n",
+                   ambient, object);
+
+        printf("\n");
+        upm_delay(1);
+    }
+
+    printf("Exiting\n");
+
+    otp538u_close(temps);
+
+//! [Interesting]
+    return 0;
+}

examples/c/ppd42ns.c

@@ -0,0 +1,66 @@
+/*
+ * 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 <stdio.h>
+#include <signal.h>
+
+#include <ppd42ns.h>
+
+int shouldRun = true;
+
+void sig_handler(int signo)
+{
+    if (signo == SIGINT)
+        shouldRun = false;
+}
+
+
+int main()
+{
+    signal(SIGINT, sig_handler);
+
+//! [Interesting]
+    // Instantiate a dust sensor on GPIO pin D8
+    ppd42ns_context dust = ppd42ns_init(8);
+
+    ppd42ns_dust_data data;
+    printf("This program will give readings every 30 seconds until "
+           "you stop it\n");
+
+    while (shouldRun)
+    {
+        data = ppd42ns_get_data(dust);
+        printf("Low pulse occupancy: %d\n", data.lowPulseOccupancy);
+        printf("Ratio: %f\n", data.ratio);
+        printf("Concentration: %f\n\n", data.concentration);
+    }
+
+    printf("Exiting...\n");
+
+    ppd42ns_close(dust);
+
+//! [Interesting]
+    return 0;
+}

examples/java/CMakeLists.txt

@@ -156,6 +156,7 @@ add_example(HKA5_Example hka5)
 add_example(DFRORP_Example dfrorp)
 add_example(DFREC_Example dfrec)
 add_example(SHT1X_Example sht1x)
+add_example(MS5803_Example ms5803)
 
 add_example_with_path(Jhd1313m1_lcdSample lcd i2clcd)
 add_example_with_path(Jhd1313m1Sample lcd i2clcd)

examples/java/GUVAS12DSample.java

@@ -1,6 +1,7 @@
 /*
  * Author: Stefan Andritoiu <stefan.andritoiu@intel.com>
- * Copyright (c) 2015 Intel Corporation.
+ *         Jon Trulson <jtrulson@ics.com>
+ * Copyright (c) 2015-2016 Intel Corporation.
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -25,18 +26,20 @@
 public class GUVAS12DSample {
     // analog voltage, usually 3.3 or 5.0
     private static final float GUVAS12D_AREF = 5;
-	private static final int SAMPLES_PER_QUERY = 1024;
 
     public static void main(String[] args) throws InterruptedException {
         // ! [Interesting]
-		// Instantiate a GUVAS12D on analog pin A3
+        // Instantiate a GUVAS12D on analog pin A0
-		upm_guvas12d.GUVAS12D volts = new upm_guvas12d.GUVAS12D(3);
+        upm_guvas12d.GUVAS12D volts = new upm_guvas12d.GUVAS12D(0,
+                                                                GUVAS12D_AREF);
 
-		while (true) {
+        while (true)
-			float value = volts.value(GUVAS12D_AREF, SAMPLES_PER_QUERY);
+        {
-
+            System.out.println("Volts: "
-			System.out.println("AREF: " + GUVAS12D_AREF
+                               + volts.volts()
-					+ ", Voltage value (higher means more UV): " + value);
+                               + ", Intensity: "
+                               + volts.intensity()
+                               + " mW/m^2");
 
             Thread.sleep(1000);
         }

examples/java/MS5803_Example.java

@@ -0,0 +1,56 @@
+/*
+ * 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_ms5803.MS5803;
+
+public class MS5803_Example
+{
+    public static void main(String[] args) throws InterruptedException
+    {
+// ! [Interesting]
+
+        // Instantiate a MS5803 instance using bus 0 and default i2c address
+        MS5803 sensor = new MS5803(0);
+
+        // For SPI, bus 0, you would pass -1 as the address, and a
+        // valid pin for CS:
+        // MS5803(0, -1, 10);
+
+        while (true)
+            {
+                // update our values from the sensor
+                sensor.update();
+
+                System.out.println("Temperature: "
+                                   + sensor.getTemperature()
+                                   + " C, Pressure: "
+                                   + sensor.getPressure()
+                                   + " mbar");
+
+                Thread.sleep(1000);
+            }
+
+// ! [Interesting]
+    }
+}

examples/java/PPD42NSSample.java

@@ -28,7 +28,7 @@ public class PPD42NSSample {
         // ! [Interesting]
         // Instantiate a dust sensor on GPIO pin D8
         upm_ppd42ns.PPD42NS dust = new upm_ppd42ns.PPD42NS(8);
-		upm_ppd42ns.dustData data;
+        upm_ppd42ns.ppd42ns_dust_data data;
 
         System.out.println("This program will give readings every 30 seconds until you stop it");
 

examples/javascript/button.js

@@ -22,11 +22,11 @@
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-// Load Grove module
+// Load UPM module
-var groveSensor = require('jsupm_grove');
+var upm = require('jsupm_button');
 
 // Create the button object using GPIO pin 0
-var button = new groveSensor.Button(0);
+var button = new upm.Button(0);
 
 // Read the input and print, waiting one second between readings
 function readButtonValue() {

examples/javascript/guvas12d.js

@@ -1,6 +1,7 @@
 /*
 * Author: Zion Orent <zorent@ics.com>
-* Copyright (c) 2014 Intel Corporation.
+*         Jon Trulson <jtrulson@ics.com>
+* Copyright (c) 2014-2016 Intel Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
@@ -24,27 +25,23 @@
 
 var UVSensor = require('jsupm_guvas12d');
 
-// Instantiate a UV sensor on analog pin A0
-var myUVSensor = new UVSensor.GUVAS12D(0);
-
 // analog voltage, usually 3.3 or 5.0
 var g_GUVAS12D_AREF = 5.0;
-var g_SAMPLES_PER_QUERY = 1024;
+
+// Instantiate a UV sensor on analog pin A0
+var myUVSensor = new UVSensor.GUVAS12D(0, g_GUVAS12D_AREF);
 
 setInterval(function()
 {
-	var outputStr = "AREF: " + g_GUVAS12D_AREF 
+    var outputStr = "Volts: "
-					+ ", Voltage value (higher means more UV): "
+        + myUVSensor.volts()
-					+ roundNum(myUVSensor.value(g_GUVAS12D_AREF, g_SAMPLES_PER_QUERY), 6);
+	+ ", Intensity: "
+        + myUVSensor.intensity()
+        + " mW/m^2";
+
     console.log(outputStr);
 }, 1000);
 
-function roundNum(num, decimalPlaces)
-{
-	var extraNum = (1 / (Math.pow(10, decimalPlaces) * 1000));
-	return (Math.round((num + extraNum) * (Math.pow(10, decimalPlaces))) / Math.pow(10, decimalPlaces));
-}
-
 // Print message when exiting
 process.on('SIGINT', function()
 {

examples/javascript/led.js

@@ -22,10 +22,10 @@
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-// Load Grove module
+// Load UPM module
 var ledSensor = require('jsupm_led');
 
-// Create the Grove LED object using GPIO pin 2
+// Create the LED object using GPIO pin 2
 var led = new ledSensor.Led(2);
 
 // Print the name

examples/javascript/moisture.js

@@ -1,31 +1,31 @@
 /*
-* Author: Zion Orent <zorent@ics.com>
+ * Author: Zion Orent <zorent@ics.com>
-* Copyright (c) 2014 Intel Corporation.
+ * Copyright (c) 2014 Intel Corporation.
-*
+ *
-* Permission is hereby granted, free of charge, to any person obtaining
+ * Permission is hereby granted, free of charge, to any person obtaining
-* a copy of this software and associated documentation files (the
+ * a copy of this software and associated documentation files (the
-* "Software"), to deal in the Software without restriction, including
+ * "Software"), to deal in the Software without restriction, including
-* without limitation the rights to use, copy, modify, merge, publish,
+ * without limitation the rights to use, copy, modify, merge, publish,
-* distribute, sublicense, and/or sell copies of the Software, and to
+ * distribute, sublicense, and/or sell copies of the Software, and to
-* permit persons to whom the Software is furnished to do so, subject to
+ * permit persons to whom the Software is furnished to do so, subject to
-* the following conditions:
+ * the following conditions:
-*
+ *
-* The above copyright notice and this permission notice shall be
+ * The above copyright notice and this permission notice shall be
-* included in all copies or substantial portions of the Software.
+ * included in all copies or substantial portions of the Software.
-*
+ *
-* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
+ */
 
-//Load Grove Moisture module
+//Load UPM module
 var moisture = require('jsupm_moisture');
 
-// Instantiate a Grove Moisture sensor on analog pin A0
+// Instantiate a Moisture sensor on analog pin A0
 var myMoistureObj = new moisture.Moisture(0);
 
 // Values (approximate):
@@ -33,8 +33,7 @@ var myMoistureObj = new moisture.Moisture(0);
 // 300-600, sensor in humid soil
 // 600+,    sensor in wet soil or submerged in water
 // Read the value every second and print the corresponding moisture level
-setInterval(function()
+setInterval(function() {
-{
     var result;
     var moisture_val = parseInt(myMoistureObj.value());
     if (moisture_val >= 0 && moisture_val < 300)
@@ -47,8 +46,7 @@ setInterval(function()
 }, 1000);
 
 // Print message when exiting
-process.on('SIGINT', function()
+process.on('SIGINT', function() {
-{
     console.log("Exiting...");
     process.exit(0);
 });

examples/javascript/ms5803.js

@@ -0,0 +1,53 @@
+/*
+ * 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_ms5803');
+
+// Instantiate a MS5803 instance using bus 0 and default i2c address
+var sensor = new sensorObj.MS5803(0);
+
+// For SPI, bus 0, you would pass -1 as the address, and a valid pin for CS:
+// MS5803(0, -1, 10);
+
+setInterval(function()
+{
+    // update our values from the sensor
+    sensor.update();
+
+    console.log("Temperature: "
+                + sensor.getTemperature()
+                + " C, Pressure: "
+                + sensor.getPressure()
+                + " mbar");
+}, 1000);
+
+// exit on ^C
+process.on('SIGINT', function()
+{
+    sensor = null;
+    sensorObj.cleanUp();
+    sensorObj = null;
+    console.log("Exiting.");
+    process.exit(0);
+});

examples/javascript/relay.js

@@ -22,11 +22,11 @@
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-// Load Grove module
+// Load UPM module
-var groveSensor = require('jsupm_grove');
+var upm = require('jsupm_relay');
 
 // Create the relay switch object using GPIO pin 0
-var relay = new groveSensor.Relay(0);
+var relay = new upm.Relay(0);
 
 // Close and then open the relay switch 3 times,
 // waiting one second each time. The LED on the relay switch
@@ -34,16 +34,15 @@ var relay = new groveSensor.Relay(0);
 // The switch will also make a noise between transitions.
 var i = 0;
 var waiting = setInterval(function() {
-        if ( i % 2 == 0 ) {
+    if (i % 2 == 0) {
         relay.on();
-            if ( relay.isOn() )
+        if (relay.isOn())
             console.log(relay.name() + " is on");
     } else {
         relay.off();
-            if ( relay.isOff() )
+        if (relay.isOff())
             console.log(relay.name() + " is off");
     }
     i++;
-        if ( i == 6) clearInterval(waiting);
+    if (i == 6) clearInterval(waiting);
-        }, 1000);
+}, 1000);
-

examples/javascript/rotary.js

@@ -22,28 +22,27 @@
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-//setup/Initialization
+//initialization
-var upm_grove = require('jsupm_grove');
+var upm = require('jsupm_rotary');
 
 //setup access analog input Analog pin #0 (A0)
-var groveRotary = new upm_grove.Rotary(0);
+var rotary = new upm.Rotary(0);
 
 loop();
 
-function loop()
+function loop() {
-{
+    var abs = rotary.abs_value();
-    var abs = groveRotary.abs_value();
+    var absdeg = rotary.abs_deg();
-    var absdeg = groveRotary.abs_deg();
+    var absrad = rotary.abs_rad();
-    var absrad = groveRotary.abs_rad();
 
-    var rel = groveRotary.rel_value();
+    var rel = rotary.rel_value();
-    var reldeg = groveRotary.rel_deg();
+    var reldeg = rotary.rel_deg();
-    var relrad = groveRotary.rel_rad();
+    var relrad = rotary.rel_rad();
 
     //write the knob value to the console in different formats
     console.log("Abs: " + abs + " " + Math.round(parseInt(absdeg)) + " " + absrad.toFixed(3));
     console.log("Rel: " + rel + " " + Math.round(parseInt(reldeg)) + " " + relrad.toFixed(3));
 
-    //wait 2 s and call function again
+    //wait 2s and call function again
     setTimeout(loop, 2000);
 }

examples/javascript/vdiv.js

@@ -1,48 +1,46 @@
 /*
-* Author: Zion Orent <zorent@ics.com>
+ * Author: Zion Orent <zorent@ics.com>
-* Copyright (c) 2014 Intel Corporation.
+ * Copyright (c) 2014 Intel Corporation.
-*
+ *
-* Permission is hereby granted, free of charge, to any person obtaining
+ * Permission is hereby granted, free of charge, to any person obtaining
-* a copy of this software and associated documentation files (the
+ * a copy of this software and associated documentation files (the
-* "Software"), to deal in the Software without restriction, including
+ * "Software"), to deal in the Software without restriction, including
-* without limitation the rights to use, copy, modify, merge, publish,
+ * without limitation the rights to use, copy, modify, merge, publish,
-* distribute, sublicense, and/or sell copies of the Software, and to
+ * distribute, sublicense, and/or sell copies of the Software, and to
-* permit persons to whom the Software is furnished to do so, subject to
+ * permit persons to whom the Software is furnished to do so, subject to
-* the following conditions:
+ * the following conditions:
-*
+ *
-* The above copyright notice and this permission notice shall be
+ * The above copyright notice and this permission notice shall be
-* included in all copies or substantial portions of the Software.
+ * included in all copies or substantial portions of the Software.
-*
+ *
-* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
+ */
 
 var voltageDivider = require('jsupm_vdiv');
-// Instantiate a Grove Voltage Divider sensor on analog pin A0
+// Instantiate a Voltage Divider sensor on analog pin A0
 var myVoltageDivider = new voltageDivider.VDiv(0);
 
 // collect data and output measured voltage according to the setting
 // of the scaling switch (3 or 10)
 var val, gain3val, gain10val;
-function getVoltageInfo()
+
-{
+function getVoltageInfo() {
     val = myVoltageDivider.value(100);
     gain3val = myVoltageDivider.computedValue(3, val);
     gain10val = myVoltageDivider.computedValue(10, val);
-	console.log("ADC value: " + val + " Gain 3: " + gain3val 
+    console.log("ADC value: " + val + " Gain 3: " + gain3val + "v Gain 10: " + gain10val + "v");
-				+ "v Gain 10: " + gain10val + "v");
 }
 
 setInterval(getVoltageInfo, 1000);
 
 // Print message when exiting
-process.on('SIGINT', function()
+process.on('SIGINT', function() {
-{
     myVoltageDivider = null;
     voltageDivider.cleanUp();
     voltageDivider = null;

examples/javascript/water.js

@@ -22,15 +22,14 @@
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-// Load Grove module
+// Load UPM module
 var waterSensor = require('jsupm_water');
 
 // Instantiate a Water sensor on digital pin D2
 var water = new waterSensor.Water(2);
 
 // Read whether the sensor is wet/dry, waiting one second between readings
-function readWaterState()
+function readWaterState() {
-{
     if (water.isWet())
         console.log("Sensor is wet");
     else
@@ -39,8 +38,7 @@ function readWaterState()
 setInterval(readWaterState, 1000);
 
 // Print message when exiting
-process.on('SIGINT', function()
+process.on('SIGINT', function() {
-{
     console.log("Exiting...");
     process.exit(0);
 });

examples/javascript/wfs.js

@@ -1,30 +1,30 @@
 /*
-* Author: Zion Orent <zorent@ics.com>
+ * Author: Zion Orent <zorent@ics.com>
-* Copyright (c) 2015 Intel Corporation.
+ * Copyright (c) 2015 Intel Corporation.
-*
+ *
-* Permission is hereby granted, free of charge, to any person obtaining
+ * Permission is hereby granted, free of charge, to any person obtaining
-* a copy of this software and associated documentation files (the
+ * a copy of this software and associated documentation files (the
-* "Software"), to deal in the Software without restriction, including
+ * "Software"), to deal in the Software without restriction, including
-* without limitation the rights to use, copy, modify, merge, publish,
+ * without limitation the rights to use, copy, modify, merge, publish,
-* distribute, sublicense, and/or sell copies of the Software, and to
+ * distribute, sublicense, and/or sell copies of the Software, and to
-* permit persons to whom the Software is furnished to do so, subject to
+ * permit persons to whom the Software is furnished to do so, subject to
-* the following conditions:
+ * the following conditions:
-*
+ *
-* The above copyright notice and this permission notice shall be
+ * The above copyright notice and this permission notice shall be
-* included in all copies or substantial portions of the Software.
+ * included in all copies or substantial portions of the Software.
-*
+ *
-* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-*/
+ */
 
 var waterFlow_lib = require('jsupm_wfs');
 
-// Instantiate a Grove Water Flow Sensor on digital pin D2
+// Instantiate a Water Flow Sensor on digital pin D2
 var myWaterFlow_obj = new waterFlow_lib.WFS(2);
 
 // set the flow counter to 0 and start counting
@@ -33,8 +33,7 @@ myWaterFlow_obj.startFlowCounter();
 
 
 var millis, flowCount, fr;
-var myInterval = setInterval(function()
+var myInterval = setInterval(function() {
-{
     // we grab these (millis and flowCount) just for display
     // purposes in this example
     millis = myWaterFlow_obj.getMillis();
@@ -53,8 +52,7 @@ var myInterval = setInterval(function()
 
 
 // When exiting: clear interval and print message
-process.on('SIGINT', function()
+process.on('SIGINT', function() {
-{
     clearInterval(myInterval);
     myWaterFlow_obj.stopFlowCounter();
     myWaterFlow_obj = null

examples/python/guvas12d.py

@@ -1,6 +1,7 @@
 #!/usr/bin/python
 # Author: Zion Orent <zorent@ics.com>
-# Copyright (c) 2015 Intel Corporation.
+#         Jon Trulson <jtrulson@ics.com>
+# Copyright (c) 2015-2016 Intel Corporation.
 #
 # Permission is hereby granted, free of charge, to any person obtaining
 # a copy of this software and associated documentation files (the
@@ -26,12 +27,11 @@ import time, sys, signal, atexit
 from upm import pyupm_guvas12d as upmUV
 
 def main():
-    # Instantiate a UV sensor on analog pin A0
-    myUVSensor = upmUV.GUVAS12D(0);
-
     # analog voltage, usually 3.3 or 5.0
     GUVAS12D_AREF = 5.0;
-    SAMPLES_PER_QUERY = 1024;
+
+    # Instantiate a UV sensor on analog pin A0
+    myUVSensor = upmUV.GUVAS12D(0, GUVAS12D_AREF);
 
     ## Exit handlers ##
     # This function stops python from printing a stacktrace when you hit control-C
@@ -48,10 +48,8 @@ def main():
     signal.signal(signal.SIGINT, SIGINTHandler)
 
     while(1):
-        s = ("AREF:  {0}, "
+        s = ("Volts:  {0}, Intensity: {1} mW/m^2".format(myUVSensor.volts(),
-        "Voltage value (higher means more UV): "
+                                                         myUVSensor.intensity()))
-        "{1}".format(GUVAS12D_AREF,
-        myUVSensor.value(GUVAS12D_AREF, SAMPLES_PER_QUERY)))
         print(s)
         time.sleep(1)
 

examples/python/ms5803.py

@@ -0,0 +1,58 @@
+#!/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.
+
+from __future__ import print_function
+import time, sys, signal, atexit
+from upm import pyupm_ms5803 as sensorObj
+
+def main():
+    # Instantiate a MS5803 instance using bus 0 and default i2c address
+    sensor = sensorObj.MS5803(0)
+
+    # For SPI, bus 0, you would pass -1 as the address, and a valid pin for CS:
+    # MS5803(0, -1, 10);
+
+    ## 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)
+
+    while (1):
+        sensor.update()
+
+        print("Temperature:", sensor.getTemperature(), "C,", end=' ')
+        print("Pressure: ", sensor.getPressure(), "mbar")
+        time.sleep(1)
+
+if __name__ == '__main__':
+    main()

include/fti/upm_pressure.h

@@ -0,0 +1,42 @@
+/*
+ * Authors: 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.
+ */
+#ifndef UPM_PRESSURE_H_
+#define UPM_PRESSURE_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Pressure function table
+typedef struct _upm_pressure_ft {
+    upm_result_t (*upm_pressure_set_scale) (void* dev, float scale);
+    upm_result_t (*upm_pressure_set_offset) (void* dev, float offset);
+    upm_result_t (*upm_pressure_get_value) (void* dev, float* value);
+} upm_pressure_ft;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* UPM_PRESSURE_H_ */

include/upm_fti.h

@@ -124,6 +124,7 @@ typedef struct _upm_sensor_ft* (*func_get_upm_sensor_ft)(upm_sensor_t sensor_typ
 #include <fti/upm_humidity.h>
 #include <fti/upm_binary.h>
 #include <fti/upm_rotaryencoder.h>
+#include <fti/upm_pressure.h>
 
 #ifdef __cplusplus
 }

include/upm_math.h

@@ -1,5 +1,6 @@
 /*
  * Authors:
+ *          Jon Trulson <jtrulson@ics.com>
  * Copyright (c) 2016 Intel Corporation.
  *
  * Permission is hereby granted, free of charge, to any person obtaining
@@ -24,11 +25,13 @@
 #ifndef UPM_MATH_H_
 #define UPM_MATH_H_
 
+#include <upm_platform.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#ifdef linux
+#if defined(UPM_PLATFORM_LINUX) || defined(UPM_PLATFORM_ZEPHYR)
 #include <math.h>
 #endif
 

include/upm_platform.h

@@ -0,0 +1,46 @@
+/*
+ * Authors: 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.
+ */
+
+#ifndef UPM_PLATFORM_H_
+#define UPM_PLATFORM_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(linux)
+# define UPM_PLATFORM_LINUX (1)
+#elif defined(CONFIG_BOARD_ARDUINO_101) || \
+    defined(CONFIG_BOARD_ARDUINO_101_SSS) || \
+    defined(CONFIG_BOARD_QUARK_D2000_CRB)
+# define UPM_PLATFORM_ZEPHYR (1)
+#else
+# error "UPM: Unknown Platform!"
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* UPM_PLATFORM_H_ */

src/CMakeLists.txt

@@ -1,3 +1,10 @@
+# Selectively disable certain CXX warnings for SWIG wrappers
+# SWIG wrappers emit -Wdelete-non-virtual-dtor and -Wunused-function warnings
+set (SWIG_CXX_DISABLE_WARNINGS -Wno-delete-non-virtual-dtor
+                               -Wno-unused-function
+                               -Wno-maybe-uninitialized
+                               -Wno-strict-aliasing)
+
 macro (file_to_list readfile outlist)
   FILE(READ "${readfile}" contents)
   STRING(REGEX REPLACE ";" "\\\\;" contents "${contents}")
@@ -55,9 +62,6 @@ macro (upm_target_link_libraries target_name)
   endforeach(_library ${ARGN})
 endmacro (upm_target_link_libraries target_name)
 
-# Selectively do not emit warnings from the SWIG-generated wrappers
-set (disabled_flags -Wno-delete-non-virtual-dtor -Wno-unused-function)
-
 # Create a single swig target for python
 macro(_upm_swig_python)
   include_directories (${CMAKE_CURRENT_SOURCE_DIR}/..)
@@ -89,13 +93,13 @@ macro(_upm_swig_python)
       "${PYTHON_INCLUDE_DIRS}")
 
   # Turn off flags for wrapper
-  foreach(flag ${disabled_flags})
+  foreach(flag ${SWIG_CXX_DISABLE_WARNINGS})
     compiler_flag_supported(CXX is_supported ${flag})
     if (is_supported)
       target_compile_options(${python_wrapper_target}
         PRIVATE "${flag}")
     endif(is_supported)
-  endforeach(flag ${disabled_flags})
+  endforeach(flag ${SWIG_CXX_DISABLE_WARNINGS})
 
   # Add C++ comments to ALL python modules (requires doc build)
   if (BUILDDOC)
@@ -180,13 +184,13 @@ macro(upm_swig_node)
     )
 
     # Turn off flags for wrapper
-    foreach(flag ${disabled_flags})
+    foreach(flag ${SWIG_CXX_DISABLE_WARNINGS})
       compiler_flag_supported(CXX is_supported ${flag})
       if (is_supported)
         target_compile_options(${SWIG_MODULE_jsupm_${libname}_REAL_NAME}
           PRIVATE "${flag}")
       endif(is_supported)
-    endforeach(flag ${disabled_flags})
+    endforeach(flag ${SWIG_CXX_DISABLE_WARNINGS})
 
     set_target_properties (jsupm_${libname} PROPERTIES
       COMPILE_FLAGS "-DBUILDING_NODE_EXTENSION -DSWIG_V8_VERSION=${V8_VERSION_HEX}"
@@ -242,13 +246,13 @@ macro(upm_swig_java)
     )
 
     # Turn off flags for wrapper
-    foreach(flag ${disabled_flags})
+    foreach(flag ${SWIG_CXX_DISABLE_WARNINGS})
       compiler_flag_supported(CXX is_supported ${flag})
       if (is_supported)
         target_compile_options(${SWIG_MODULE_javaupm_${libname}_REAL_NAME}
           PRIVATE "${flag}")
       endif(is_supported)
-    endforeach(flag ${disabled_flags})
+    endforeach(flag ${SWIG_CXX_DISABLE_WARNINGS})
 
     install (TARGETS javaupm_${libname} LIBRARY DESTINATION ${LIB_INSTALL_DIR})
     # Java jar files always need to go under lib/java, regardless of
@@ -545,12 +549,23 @@ elseif (BUILDSWIGPYTHON)
   file (WRITE ${CMAKE_CURRENT_BINARY_DIR}/pyupm_doxy2swig.i "// Empty doxy2swig stub")
 endif (BUILDDOC AND BUILDSWIGPYTHON)
 
+# Add subdirectories from MODULE_LIST if defined
+# Example -DMODULE_LIST="dfrph;rotaryencoder"
 if (MODULE_LIST)
   set(SUBDIRS ${MODULE_LIST})
   set(SUBDIRS ${SUBDIRS} upm)
 else()
+  # Otherwise, add all subdirectories
   subdirlist(SUBDIRS ${CMAKE_CURRENT_SOURCE_DIR})
 endif()
+
+# If the SUBDIRS list does NOT include the utilities directory, add it since
+# most sensor library targets depend on utilities
+if (NOT "${SUBDIRS}" MATCHES utilities)
+  add_subdirectory(${CMAKE_SOURCE_DIR}/src/utilities)
+endif()
+
+# Iterate over each directory in SUBDIRS
 foreach(subdir ${SUBDIRS})
     if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${subdir}/CMakeLists.txt)
         add_subdirectory(${subdir})

src/ad8232/ad8232.hpp

@@ -97,9 +97,9 @@ namespace upm {
     int value();
 
   private:
-    mraa::Aio m_aioOUT;
     mraa::Gpio m_gpioLOPlus;
     mraa::Gpio m_gpioLOMinus;
+    mraa::Aio m_aioOUT;
 
     float m_aref;
     int m_ares;

src/ads1x15/CMakeLists.txt

@@ -3,3 +3,7 @@ set (libdescription "Analog to digital converter")
 set (module_src ${libname}.cxx ads1115.cxx ads1015.cxx)
 set (module_hpp ${libname}.hpp ads1115.hpp ads1015.hpp)
 upm_module_init()
+compiler_flag_supported(CXX is_supported -Wno-overloaded-virtual)
+if (is_supported)
+    target_compile_options(${libname} PUBLIC -Wno-overloaded-virtual)
+endif(is_supported)

src/ads1x15/ads1015.cxx

@@ -149,7 +149,6 @@ ADS1015::setDelay(){
 
 ADS1X15::ADSMUXMODE
 ADS1015::getMuxMode(unsigned int input) {
-    ADS1X15::ADSMUXMODE mode;
     switch (input) {
     case 0:
         return SINGLE_0;

src/adxrs610/adxrs610.cxx

@@ -66,7 +66,7 @@ float ADXRS610::calibrateZeroPoint(unsigned int samples)
   // The gyro should be in a stable, non-moving state
 
   float sum = 0;
-  for (int i=0; i<samples; i++)
+  for (unsigned int i=0; i<samples; i++)
     sum += getDataVolts();
 
   return sum / samples;

src/am2315/am2315.cpp

@@ -199,7 +199,12 @@ AM2315::i2cWriteReg(uint8_t reg, uint8_t* data, uint8_t ilen)
     tdata[ilen+3] = crc;
     tdata[ilen+4] = (crc >> 8);
 
-    mraa_result_t ret = mraa_i2c_address(m_i2ControlCtx, m_controlAddr);
+    if (mraa_i2c_address(m_i2ControlCtx, m_controlAddr) != MRAA_SUCCESS)
+    {
+        fprintf(stdout, "Error, setting i2c address.\n");
+        return -1;
+    }
+
     int iLoops = 5;
     mraa_set_priority(HIGH_PRIORITY);
     do {

src/am2315/am2315.hpp

@@ -197,7 +197,6 @@ class AM2315 {
         time_t    m_last_time;
 
         int       m_base_priority;
-        pthread_t this_thread;
 };
 
 }

src/bacnetmstp/bacnetutil.cxx

@@ -831,6 +831,8 @@ string BACNETUTIL::getAllErrorString()
       return string("UPM Error: ") + getUPMErrorString();
       break;
     }
+
+  return string("Internal Error: Unknown ErrorType");
 }
 
 string BACNETUTIL::getDeviceDescription()

src/bacnetmstp/device-client.c

@@ -210,7 +210,7 @@ unsigned Device_Count(
 uint32_t Device_Index_To_Instance(
     unsigned index)
 {
-    index = index;
+    //index = index;
     return Object_Instance_Number;
 }
 

src/bmp280/bmp280.cxx

@@ -42,11 +42,6 @@ using namespace std;
 
 // conversion from fahrenheit to celsius and back
 
-static float f2c(float f)
-{
-  return ((f - 32.0) / (9.0 / 5.0));
-}
-
 static float c2f(float c)
 {
   return (c * (9.0 / 5.0) + 32.0);

src/bmpx8x/bmpx8x.hpp

@@ -196,7 +196,6 @@ class BMPX8X : public IPressureSensor, public ITemperatureSensor {
         std::string m_name;
 
         int m_controlAddr;
-        int m_bus;
         mraa::I2c m_i2ControlCtx;
 
         uint8_t oversampling;

src/bmx055/bma250e.hpp

@@ -1418,12 +1418,12 @@ namespace upm {
     mraa::I2c *m_i2c;
     mraa::Spi *m_spi;
 
-    // spi chip select
-    mraa::Gpio *m_gpioCS;
-
     mraa::Gpio *m_gpioIntr1;
     mraa::Gpio *m_gpioIntr2;
 
+    // spi chip select
+    mraa::Gpio *m_gpioCS;
+
     uint8_t m_addr;
     RESOLUTION_T m_resolution;
 

src/bmx055/bmg160.hpp

@@ -1185,12 +1185,12 @@ namespace upm {
     mraa::I2c *m_i2c;
     mraa::Spi *m_spi;
 
-    // spi chip select
-    mraa::Gpio *m_gpioCS;
-
     mraa::Gpio *m_gpioIntr1;
     mraa::Gpio *m_gpioIntr2;
 
+    // spi chip select
+    mraa::Gpio *m_gpioCS;
+
     uint8_t m_addr;
 
     // SPI chip select

src/bmx055/bmm150.hpp

@@ -552,12 +552,12 @@ namespace upm {
     mraa::I2c *m_i2c;
     mraa::Spi *m_spi;
 
-    // spi chip select
-    mraa::Gpio *m_gpioCS;
-
     mraa::Gpio *m_gpioIntr;
     mraa::Gpio *m_gpioDR;
 
+    // spi chip select
+    mraa::Gpio *m_gpioCS;
+
     uint8_t m_addr;
 
     OPERATION_MODE_T m_opmode;
@@ -594,8 +594,6 @@ namespace upm {
 
   private:
     bool m_isSPI;
-    // use the FIFO by default?
-    bool m_useFIFO;
 
     // return a reference to a gpio pin pointer depending on intr
     mraa::Gpio*& getPin(INTERRUPT_PINS_T intr);

src/bno055/bno055.cxx

@@ -481,7 +481,7 @@ string BNO055::readCalibrationData()
 
 void BNO055::writeCalibrationData(string calibData)
 {
-  if (calibData.size() != calibrationDataNumBytes)
+  if (static_cast<int>(calibData.size()) != calibrationDataNumBytes)
     {
       throw std::invalid_argument(std::string(__FUNCTION__)
                                   + ": calibData string must be exactly "

src/button/CMakeLists.txt

@@ -1,5 +1,7 @@
 upm_mixed_module_init (NAME button
     DESCRIPTION "Momentary on/off button"
+    C_HDR button.h
+    C_SRC button.c
     CPP_HDR button.hpp
     CPP_SRC button.cxx
     REQUIRES mraa)

src/button/button.c

@@ -0,0 +1,86 @@
+/*
+ * Authors: Brendan Le Foll <brendan.le.foll@intel.com>
+ *          Mihai Tudor Panu <mihai.tudor.panu@intel.com>
+ *          Sarah Knepper <sarah.knepper@intel.com>
+ *          Abhishek Malik <abhishek.malik@intel.com>
+ * Copyright (c) 2014 - 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 "button.h"
+
+button_context button_init(int pin){
+    // make sure that mraa is initialized
+    int mraa_rv;
+    if((mraa_rv = mraa_init()) != MRAA_SUCCESS){
+        printf("%s: mraa_init() failed (%d).\n", __FUNCTION__, mraa_rv);
+        return NULL;
+    }
+
+    button_context dev = (button_context) malloc(sizeof(struct _button_context));
+
+    if (dev == NULL){
+        printf("Unable to allocate space for the sensor structure\n");
+        return NULL;
+    }
+
+    dev->gpio_pin = pin;
+
+    dev->gpio = mraa_gpio_init(dev->gpio_pin);
+    mraa_gpio_dir(dev->gpio, MRAA_GPIO_IN);
+    dev->isr_installed = false;
+
+    return dev;
+}
+
+void button_close(button_context dev){
+    mraa_gpio_close(dev->gpio);
+    free(dev);
+}
+
+upm_result_t button_get_value(button_context dev, bool* val){
+    int ret = mraa_gpio_read(dev->gpio);
+
+    if(ret > 0)
+        *val = true;
+    else
+        *val = false;
+
+    return UPM_SUCCESS;
+}
+
+upm_result_t button_install_isr(button_context dev, mraa_gpio_edge_t edge_level, void (*isr)(void *), void *arg){
+    button_uninstall_isr(dev);
+
+    mraa_gpio_isr(dev->gpio, edge_level, isr, arg);
+    dev->isr_installed = true;
+
+    return UPM_SUCCESS;
+}
+
+upm_result_t button_uninstall_isr(button_context dev){
+    if(dev->isr_installed)
+        mraa_gpio_isr_exit(dev->gpio);
+
+    dev->isr_installed = false;
+
+    return UPM_SUCCESS;
+}

src/button/button.h

@@ -0,0 +1,98 @@
+/*
+ * Authors: Brendan Le Foll <brendan.le.foll@intel.com>
+ *          Mihai Tudor Panu <mihai.tudor.panu@intel.com>
+ *          Sarah Knepper <sarah.knepper@intel.com>
+ *          Abhishek Malik <abhishek.malik@intel.com>
+ * Copyright (c) 2014 - 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.
+ */
+
+#pragma once
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "upm.h"
+#include "mraa/gpio.h"
+
+/**
+ * @brief Button library
+ * @defgroup buttonlib libupm-button
+ * @ingroup seeed gpio button gsk
+ */
+
+/**
+ * @library buttonlib
+ * @sensor button
+ * @comname Button
+ * @altname Grove Button
+ * @type button
+ * @man seeed
+ * @con gpio
+ * @kit gsk
+ *
+ * @brief API for the Button
+ *
+ * Basic UPM module for the button sensor
+ *
+ * @image html button.jpg
+ * @snippet button.cxx Interesting
+ */
+
+typedef struct _button_context {
+    mraa_gpio_context    gpio;
+    uint8_t              gpio_pin;
+    bool                 isr_installed;
+} *button_context;
+
+/**
+ * button init function
+ *
+ * @param gpio Pin to use
+ */
+button_context button_init(int pin);
+
+/**
+ * button destructor
+ */
+void button_close(button_context dev);
+/**
+ * Gets the value from the GPIO pin
+ *
+ * @return Value from the GPIO pin
+ */
+upm_result_t button_get_value(button_context dev, bool* val);
+/**
+ * Installs an interrupt service routine (ISR) to be called when
+ * the button is activated or deactivated.
+ *
+ * @param fptr Pointer to a function to be called on interrupt
+ * @param arg Pointer to an object to be supplied as an
+ * argument to the ISR.
+ */
+upm_result_t button_install_isr(button_context dev, mraa_gpio_edge_t edge_level, void (*isr)(void *), void *arg);
+/**
+ * Uninstalls the previously installed ISR
+ *
+ */
+upm_result_t button_uninstall_isr(button_context);

src/cwlsxxa/cwlsxxa.hpp

@@ -156,13 +156,14 @@ namespace upm {
 
 
   protected:
-    // temperature and humidity are optional features of this transmitter
-    mraa::Aio *m_aioTemp;
-    mraa::Aio *m_aioHum;
-
     // CO2 reporting is always supported
     mraa::Aio m_aioCO2;
 
+    // temperature and humidity are optional features of this transmitter
+    mraa::Aio *m_aioHum;
+    mraa::Aio *m_aioTemp;
+
+
   private:
     float m_aref;
     float m_rResistor;

src/ecs1030/ecs1030.cxx

@@ -53,7 +53,6 @@ ECS1030::~ECS1030 () {
 double
 ECS1030::getCurrency_A () {
     int     sensorValue  = 0;
-    float   rLoad        = 0;
     float   volt         = 0;
     float   rms          = 0;
 

src/enc03r/enc03r.cxx

@@ -59,10 +59,10 @@ unsigned int ENC03R::value()
 
 void ENC03R::calibrate(unsigned int samples)
 {
-  unsigned int val;
+  int val;
   float total = 0.0;
 
-  for (int i=0; i<samples; i++)
+  for (unsigned int i=0; i<samples; i++)
     {
       val = mraa_aio_read(m_aio);
       if (val == -1) throw std::out_of_range(std::string(__FUNCTION__) +

src/gas/gas.cxx

@@ -92,7 +92,7 @@ Gas::getSample () {
 void
 Gas::printGraph (thresholdContext* ctx, uint8_t resolution) {
     std::cout << "(" << ctx->runningAverage << ") | ";
-    for (int i = 0; i < ctx->runningAverage / resolution; i++)
+    for (unsigned int i = 0; i < ctx->runningAverage / resolution; i++)
         std::cout << "*";
     std::cout << std::endl;
 }

src/gas/gas.hpp

@@ -28,7 +28,7 @@
 
 struct thresholdContext {
     long averageReading;
-    long runningAverage;
+    unsigned long runningAverage;
     int averagedOver;
 };
 

src/gprs/gprs.cxx

@@ -29,8 +29,6 @@
 using namespace upm;
 using namespace std;
 
-static const int defaultDelay = 100;     // max wait time for read
-
 GPRS::GPRS(int uart) :
   m_uart(uart)
 {

src/grovegprs/grovegprs.cxx

@@ -29,8 +29,6 @@
 using namespace upm;
 using namespace std;
 
-static const int defaultDelay = 100;     // max wait time for read
-
 GroveGPRS::GroveGPRS(int uart) :
   m_uart(uart)
 {

src/grovescam/grovescam.cxx

@@ -98,7 +98,6 @@ bool GROVESCAM::dataAvailable(unsigned int millis)
       timeout.tv_usec = (millis % 1000) * 1000;
     }
 
-  int nfds;  
   fd_set readfds;
 
   FD_ZERO(&readfds);

src/groveultrasonic/groveultrasonic.cxx

@@ -34,7 +34,6 @@
 using namespace upm;
 
 GroveUltraSonic::GroveUltraSonic (uint8_t pin) {
-    mraa_result_t error = MRAA_SUCCESS;
     m_name = "GroveUltraSonic";
 
     mraa_init();

src/grovevdiv/grovevdiv.cxx

@@ -48,9 +48,9 @@ GroveVDiv::~GroveVDiv()
 
 unsigned int GroveVDiv::value(unsigned int samples)
 {
-  unsigned int sum = 0;
+  int sum = 0;
 
-  for (int i=0; i<samples; i++)
+  for (unsigned int i=0; i<samples; i++)
     {
       sum += mraa_aio_read(m_aio);
       if (sum == -1) return 0;

src/guvas12d/CMakeLists.txt

@@ -1,5 +1,9 @@
-set (libname "guvas12d")
+upm_mixed_module_init (NAME guvas12d
-set (libdescription "Guvas12d UV sensor module")
+    DESCRIPTION "Guvas12d analog UV sensor"
-set (module_src ${libname}.cxx)
+    C_HDR guvas12d.h
-set (module_hpp ${libname}.hpp)
+    C_SRC guvas12d.c
-upm_module_init()
+    CPP_HDR guvas12d.hpp
+    CPP_SRC guvas12d.cxx
+    FTI_SRC guvas12d_fti.c
+    CPP_WRAPS_C
+    REQUIRES mraa)

src/guvas12d/guvas12d.c

@@ -0,0 +1,128 @@
+/*
+ * 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 <assert.h>
+#include <string.h>
+#include <upm_utilities.h>
+
+#include "guvas12d.h"
+
+guvas12d_context guvas12d_init(int pin, float aref)
+{
+    guvas12d_context dev =
+        (guvas12d_context)malloc(sizeof(struct _guvas12d_context));
+
+    if (!dev)
+        return NULL;
+
+    memset((void *)dev, 0, sizeof(struct _guvas12d_context));
+
+    // make sure MRAA is initialized
+    int mraa_rv;
+    if ((mraa_rv = mraa_init()) != MRAA_SUCCESS)
+    {
+        printf("%s: mraa_init() failed (%d).\n", __FUNCTION__, mraa_rv);
+        guvas12d_close(dev);
+        return NULL;
+    }
+
+    // initialize the MRAA context
+
+    if (!(dev->aio = mraa_aio_init(pin)))
+    {
+        printf("%s: mraa_aio_init failed.\n", __FUNCTION__);
+        guvas12d_close(dev);
+
+        return NULL;
+    }
+
+    dev->ares = (float)((1 << mraa_aio_get_bit(dev->aio)) - 1);
+    dev->aref = aref;
+    dev->scale = 1.0;
+    dev->offset = 0.0;
+
+    return dev;
+}
+
+void guvas12d_close(guvas12d_context dev)
+{
+    assert(dev != NULL);
+
+    if (dev->aio)
+        mraa_aio_close(dev->aio);
+
+    free(dev);
+}
+
+upm_result_t guvas12d_get_volts(const guvas12d_context dev, float *volts)
+{
+    assert(dev != NULL);
+
+    int val;
+
+    val = mraa_aio_read(dev->aio);
+    if (val < 0)
+    {
+        printf("%s: mraa_aio_read() failed\n", __FUNCTION__);
+        return UPM_ERROR_OPERATION_FAILED;
+    }
+    *volts = (float)val * (dev->aref / dev->ares);
+
+    return UPM_SUCCESS;
+}
+
+upm_result_t guvas12d_get_intensity(const guvas12d_context dev,
+                                    float *intensity)
+{
+    assert(dev != NULL);
+
+    float volts;
+    if (guvas12d_get_volts(dev, &volts))
+    {
+        printf("%s: guvas12d_get_volts() failed\n", __FUNCTION__);
+        return UPM_ERROR_OPERATION_FAILED;
+    }
+
+    // Seeed magic number 307.0
+    *intensity = volts * 307.0;
+
+    *intensity = *intensity * dev->scale + (dev->offset * dev->scale);
+
+    return UPM_SUCCESS;
+}
+
+void guvas12d_set_offset(const guvas12d_context dev, float offset)
+{
+    assert(dev != NULL);
+
+    dev->offset = offset;
+}
+
+void guvas12d_set_scale(const guvas12d_context dev, float scale)
+{
+    assert(dev != NULL);
+
+    dev->scale = scale;
+}

src/guvas12d/guvas12d.cxx

@@ -1,6 +1,6 @@
 /*
  * Author: Jon Trulson <jtrulson@ics.com>
- * Copyright (c) 2014 Intel Corporation.
+ * Copyright (c) 2014-2016 Intel Corporation.
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -31,36 +31,63 @@
 using namespace upm;
 using namespace std;
 
-GUVAS12D::GUVAS12D(int pin)
+GUVAS12D::GUVAS12D(int pin, float aref) :
+    m_guvas12d(guvas12d_init(pin, aref))
 {
-  if ( !(m_aio = mraa_aio_init(pin)) )
+    if (!m_guvas12d)
     {
-      throw std::invalid_argument(std::string(__FUNCTION__) +
+      throw std::runtime_error(std::string(__FUNCTION__) +
-                                  ": mraa_aio_init() failed, invalid pin?");
+                               ": guvas12d_init() failed");
       return;
     }
 }
 
 GUVAS12D::~GUVAS12D()
 {
-  mraa_aio_close(m_aio);
+    guvas12d_close(m_guvas12d);
 }
 
 float GUVAS12D::value(float aref, unsigned int samples)
 {
-  int val;
+    (void)(samples); // unused, this method is deprecated.
-  unsigned long sum = 0;
 
-  for (int i=0; i<samples; i++)
+    // this is a hack, but this function should go away anyway
+    if (aref != m_guvas12d->aref)
+        m_guvas12d->aref = aref;
+
+    return volts();
+}
+
+float GUVAS12D::volts()
+{
+    float volts;
+    if (guvas12d_get_volts(m_guvas12d, &volts))
     {
-      val = mraa_aio_read(m_aio);
+      throw std::runtime_error(std::string(__FUNCTION__) +
-      if (val == -1) return -1;
+                               ": guvas12d_get_volts() failed");
-      sum += val;
-      usleep(2000);
     }
 
-  sum = sum / samples;
-  float volts = (float)sum * aref / 1024.0;
-
     return volts;
 }
+
+float GUVAS12D::intensity()
+{
+    float i;
+    if (guvas12d_get_intensity(m_guvas12d, &i))
+    {
+      throw std::runtime_error(std::string(__FUNCTION__) +
+                               ": guvas12d_get_intensity() failed");
+    }
+
+    return i;
+}
+
+void GUVAS12D::setScale(float scale)
+{
+    guvas12d_set_scale(m_guvas12d, scale);
+}
+
+void GUVAS12D::setOffset(float offset)
+{
+    guvas12d_set_offset(m_guvas12d, offset);
+}

src/guvas12d/guvas12d.h

@@ -0,0 +1,108 @@
+/*
+ * 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.
+ */
+#pragma once
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <upm.h>
+#include <mraa/aio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+    /**
+     * @file guvas12d.h
+     * @library guvas12d
+     * @brief C API for the guvas12d driver
+     *
+     * @include guvas12d.c
+     */
+
+    /**
+     * Device context
+     */
+    typedef struct _guvas12d_context {
+        mraa_aio_context    aio;
+
+        // ADC reference voltage
+        float               aref;
+        // ADC resolution
+        float               ares;
+
+        float               scale;
+        float               offset;
+    } *guvas12d_context;
+
+    /**
+     * GUVA-S12D UV sensor constructor
+     *
+     * @param pin Analog pin to use
+     */
+    guvas12d_context guvas12d_init(int pin, float aref);
+
+    /**
+     * GUVAS12D destructor
+     */
+    void guvas12d_close(guvas12d_context dev);
+
+    /**
+     * Gets the voltage value from the sensor
+     *
+     * @param volts Pointer to average voltage reading
+     * @return UPM status.
+     */
+    upm_result_t guvas12d_get_volts(const guvas12d_context dev, float *volts);
+
+    /**
+     * Gets the illumination intensity in mW/m^2
+     *
+     * @param volts Pointer to average voltage reading
+     * @return UPM status.
+     * @return illumination intensity in mW/m^2
+     */
+    upm_result_t guvas12d_get_intensity(const guvas12d_context dev,
+                                        float *intensity);
+
+    /**
+     * Set sensor offset.  This offset is applied to the illumination
+     * intensity value before scaling.  Default is 0.0.
+     *
+     * @param dev sensor context pointer
+     * @param offset Offset to apply.
+     */
+    void guvas12d_set_offset(const guvas12d_context dev, float offset);
+
+    /**
+     * Set sensor scale.  This offset is applied to the illumination
+     * intensity value before scaling.  Default is 1.0.
+     *
+     * @param dev sensor context pointer
+     * @param scale Scale to apply.
+     */
+    void guvas12d_set_scale(const guvas12d_context dev, float scale);
+
+#ifdef __cplusplus
+}
+#endif

src/guvas12d/guvas12d.hpp

@@ -1,6 +1,6 @@
 /*
  * Author: Jon Trulson <jtrulson@ics.com>
- * Copyright (c) 2014 Intel Corporation.
+ * Copyright (c) 2014-2016 Intel Corporation.
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -23,8 +23,7 @@
  */
 #pragma once
 
-#include <string>
+#include <guvas12d.h>
-#include <mraa/aio.h>
 
 namespace upm {
     /**
@@ -52,26 +51,68 @@ namespace upm {
      */
     class GUVAS12D {
     public:
+
         /**
          * GUVA-S12D UV sensor constructor
          *
          * @param pin Analog pin to use
+         * @param aref Analog reference voltage to use
          */
-    GUVAS12D(int pin);
+        GUVAS12D(int pin, float aref=5.0);
+
         /**
          * GUVAS12D destructor
          */
         ~GUVAS12D();
+
         /**
+         * @deprecated This method is being replaced by the volts()
+         * and illumination() methods.
+         *
          * Gets the average voltage value from the sensor
          *
          * @param aref Reference voltage in use (usually 5.0 V or 3.3 V)
-     * @param samples Number of samples to average over
+         * @param samples Number of samples to average over (currently
+         * ignored)
          * @return Average voltage reading
+         *
          */
         float value(float aref, unsigned int samples);
 
+        /**
+         * Gets the voltage value from the sensor
+         *
+         * @return Voltage reading
+         *
+         */
+        float volts();
+
+        /**
+         * Gets the computed illumination intensity from the sensor in
+         * mW/m^2.
+         *
+         * @return Intensity over the sensitive wavelengths in mW/m^2
+         *
+         */
+        float intensity();
+
+        /**
+         * Set sensor scale.  This scale is applied to the intensity value
+         * before the offset is applied.  Default is 1.0.
+         *
+         * @param scale Scale to apply.
+         */
+        void setScale(float scale);
+
+        /**
+         * Set sensor offset.  This offset is applied to the intensity
+         * value before scaling.  Default is 0.0.
+         *
+         * @param offset Offset to apply.
+         */
+        void setOffset(float offset);
+
     private:
-    mraa_aio_context m_aio;
+        guvas12d_context m_guvas12d;
     };
 }

src/guvas12d/guvas12d_fti.c

@@ -0,0 +1,119 @@
+/*
+ * 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 <string.h>
+#include <stdlib.h>
+
+#include "guvas12d.h"
+#include "fti/upm_sensor.h"
+#include "fti/upm_voltage.h"
+
+/**
+ * This file implements the Function Table Interface (FTI) for this sensor
+ */
+
+const char upm_guvas12d_name[] = "GUVAS12D";
+const char upm_guvas12d_description[] = "Analog UV sensor";
+const upm_protocol_t upm_guvas12d_protocol[] = {UPM_ANALOG};
+const upm_sensor_t upm_guvas12d_category[] = {UPM_VOLTAGE};
+
+// forward declarations
+void* upm_guvas12d_init_str(const char* protocol, const char* params);
+void upm_guvas12d_close(void* dev);
+const void* upm_guvas12d_get_ft(upm_sensor_t sensor_type);
+const upm_sensor_descriptor_t upm_guvas12d_get_descriptor();
+upm_result_t upm_guvas12d_set_offset(const void* dev, float offset);
+upm_result_t upm_guvas12d_set_scale(const void* dev, float scale);
+upm_result_t upm_guvas12d_get_value(const void* dev, float *value);
+
+/* This sensor implementes 2 function tables */
+/* 1. Generic base function table */
+static const upm_sensor_ft ft_gen =
+{
+    .upm_sensor_init_name = &upm_guvas12d_init_str,
+    .upm_sensor_close = &upm_guvas12d_close,
+    .upm_sensor_get_descriptor = &upm_guvas12d_get_descriptor
+};
+
+/* 2. VOLTAGE function table */
+static const upm_voltage_ft ft_voltage =
+{
+    .upm_voltage_set_offset = &upm_guvas12d_set_offset,
+    .upm_voltage_set_scale = &upm_guvas12d_set_scale,
+    .upm_voltage_get_value = &upm_guvas12d_get_value
+};
+
+const void* upm_guvas12d_get_ft(upm_sensor_t sensor_type)
+{
+    switch(sensor_type)
+    {
+        case UPM_SENSOR:
+            return &ft_gen;
+        case UPM_VOLTAGE:
+            return &ft_voltage;
+        default:
+            return NULL;
+    }
+}
+
+void* upm_guvas12d_init_str(const char* protocol, const char* params)
+{
+    return NULL;
+}
+
+void upm_guvas12d_close(void* dev)
+{
+    guvas12d_close((guvas12d_context)dev);
+}
+
+const upm_sensor_descriptor_t upm_guvas12d_get_descriptor()
+{
+    /* Fill in the descriptor */
+    upm_sensor_descriptor_t usd;
+    usd.name = upm_guvas12d_name;
+    usd.description = upm_guvas12d_description;
+    usd.protocol_size = 1;
+    usd.protocol = upm_guvas12d_protocol;
+    usd.category_size = 1;
+    usd.category = upm_guvas12d_category;
+
+    return usd;
+}
+
+upm_result_t upm_guvas12d_set_offset(const void* dev, float offset)
+{
+    guvas12d_set_offset((guvas12d_context)dev, offset);
+    return UPM_SUCCESS;
+}
+
+upm_result_t upm_guvas12d_set_scale(const void* dev, float scale)
+{
+    guvas12d_set_scale((guvas12d_context)dev, scale);
+    return UPM_SUCCESS;
+}
+
+upm_result_t upm_guvas12d_get_value(const void* dev, float *value)
+{
+    return guvas12d_get_volts((guvas12d_context)dev, value);
+}

src/hcsr04/hcsr04.cxx

@@ -39,7 +39,6 @@
 using namespace upm;
 
 HCSR04::HCSR04 (uint8_t triggerPin, uint8_t echoPin) {
-    mraa_result_t error  = MRAA_SUCCESS;
     m_name              = "HCSR04";
 
     m_triggerPinCtx     = mraa_gpio_init (triggerPin);

src/hdxxvxta/hdxxvxta.hpp

@@ -141,11 +141,11 @@ namespace upm {
 
 
   protected:
+    mraa::Aio m_aioHum;
+
     // temperature is an optional feature of the humidity transmitter
     mraa::Aio *m_aioTemp;
 
-    mraa::Aio m_aioHum;
-
   private:
     float m_aref;
     int m_aResTemp;

src/hm11/hm11.cxx

@@ -31,8 +31,6 @@
 using namespace upm;
 using namespace std;
 
-static const int defaultDelay = 100;     // max wait time for read
-
 HM11::HM11(int uart)
 {
   m_ttyFd = -1;
@@ -82,7 +80,6 @@ bool HM11::dataAvailable(unsigned int millis)
   timeout.tv_sec = 0;
   timeout.tv_usec = millis * 1000;
 
-  int nfds;  
   fd_set readfds;
 
   FD_ZERO(&readfds);

src/hmtrp/hmtrp.cxx

@@ -85,7 +85,6 @@ bool HMTRP::dataAvailable(unsigned int millis)
   timeout.tv_sec = 0;
   timeout.tv_usec = millis * 1000;
 
-  int nfds;  
   fd_set readfds;
 
   FD_ZERO(&readfds);

src/htu21d/htu21d.cpp

@@ -174,7 +174,7 @@ HTU21D::getDewPoint(int bSampleData)
 int
 HTU21D::getHumidityData(float* pfHum, float* pfHumTemp, float* pfDewPt)
 {
-    float fHum   = getHumidity(true);
+    getHumidity(true);
     float fTemp  = getTemperature(false);
     float fDewPt = getDewPoint(false);
     float fCHum  = getCompRH(false);
@@ -202,15 +202,14 @@ HTU21D::testSensor(void)
     int iError = 0;
     float fTemp, fHum;
     float fTempMax, fTempMin;
-    float fHumMax, fHumMin;
+    float fHumMax = 0.0, fHumMin = 0.0;
-    float fHumFirst, fTempFirst;
+    float fTempFirst;
 
     fprintf(stdout, "Executing Sensor Test\n" );
 
     fHum  = getHumidity(true);
     fTemp = getTemperature(false);
     fTempFirst = fTempMax = fTempMin = fTemp;
-    fHumFirst  = fHumMax  = fHumMin  = fHum;
 
     // Turn on the heater to make a sensor change
     setHeater(true);
@@ -271,7 +270,6 @@ HTU21D::i2cWriteReg (uint8_t reg, uint8_t value) {
 
 uint16_t
 HTU21D::i2cReadReg_16 (int reg) {
-    uint16_t data;
     m_i2ControlCtx.address(m_controlAddr);
     return m_i2ControlCtx.readWordReg(reg);
 }

src/ili9341/ili9341.hpp

@@ -330,14 +330,13 @@ namespace upm {
             mraa::Result rstLow();
 
         private:
-            mraa::Spi   m_spi;
-            uint8_t     m_spiBuffer[32];
-            
             mraa::Gpio  m_csLCDPinCtx;
             mraa::Gpio  m_csSDPinCtx;
             mraa::Gpio  m_dcPinCtx;
             mraa::Gpio  m_rstPinCtx;
 
+            mraa::Spi   m_spi;
+
             std::string m_name;
     };
 }

src/kxcjk1013/kxcjk1013.cxx

@@ -179,7 +179,6 @@ KXCJK1013::extract3Axis(char* data, float* x, float* y, float* z)
 {
     mraa_iio_channel* channels = mraa_iio_get_channels(m_iio);
     float tmp[3];
-    int i = 0;
     int iio_x, iio_y, iio_z;
 
     iio_x = getChannelValue((unsigned char*) (data + channels[0].location), &channels[0]);

src/lcd/eboled.hpp

@@ -364,11 +364,10 @@ namespace upm
     mraa::Result setAddressingMode(displayAddressingMode mode);
 
   private:
+    mraa::Spi m_spi;
     mraa::Gpio m_gpioCD;        // command(0)/data(1)
     mraa::Gpio m_gpioRST;       // reset pin
 
-    mraa::Spi m_spi;
-
     uint8_t m_cursorX;
     uint8_t m_cursorY;
     uint8_t m_textSize;

src/lcd/jhd1313m1.cxx

@@ -35,7 +35,7 @@
 using namespace upm;
 
 Jhd1313m1::Jhd1313m1(int bus, int lcdAddress, int rgbAddress)
-  : m_i2c_lcd_rgb(bus), Lcm1602(bus, lcdAddress, false)
+  : Lcm1602(bus, lcdAddress, false), m_i2c_lcd_rgb(bus)
 {
     m_rgb_address = rgbAddress;
     m_name = "Jhd1313m1";

src/lcd/lcm1602.cxx

@@ -42,10 +42,10 @@ using namespace upm;
 
 Lcm1602::Lcm1602(int bus_in, int addr_in, bool isExpander,
                  uint8_t numColumns, uint8_t numRows) :
+  m_numColumns(numColumns), m_numRows(numRows),
   m_i2c_lcd_control(new mraa::I2c(bus_in)),
   m_gpioRS(0), m_gpioEnable(0), m_gpioD0(0),
-  m_gpioD1(0), m_gpioD2(0), m_gpioD3(0),
+  m_gpioD1(0), m_gpioD2(0), m_gpioD3(0)
-  m_numColumns(numColumns), m_numRows(numRows)
 {
     mraa::Result error = mraa::SUCCESS;
     m_name = "Lcm1602 (I2C)";
@@ -103,13 +103,12 @@ Lcm1602::Lcm1602(int bus_in, int addr_in, bool isExpander,
 Lcm1602::Lcm1602(uint8_t rs,  uint8_t enable, uint8_t d0, 
                  uint8_t d1, uint8_t d2, uint8_t d3,
                  uint8_t numColumns, uint8_t numRows) :
+  m_numColumns(numColumns), m_numRows(numRows),
   m_i2c_lcd_control(0),  
   m_gpioRS(new mraa::Gpio(rs)), m_gpioEnable(new mraa::Gpio(enable)), 
   m_gpioD0(new mraa::Gpio(d0)), m_gpioD1(new mraa::Gpio(d1)),
-  m_gpioD2(new mraa::Gpio(d2)), m_gpioD3(new mraa::Gpio(d3)),
+  m_gpioD2(new mraa::Gpio(d2)), m_gpioD3(new mraa::Gpio(d3))
-  m_numColumns(numColumns), m_numRows(numRows)
 {
-    mraa::Result error = mraa::SUCCESS;
     m_name = "Lcm1602 (4-bit GPIO)";
     m_isI2C = false;
     m_backlight = LCD_BACKLIGHT;
@@ -202,7 +201,6 @@ Lcm1602::write(std::string msg)
 mraa::Result
 Lcm1602::setCursor(int row, int column)
 {
-    mraa::Result error = mraa::SUCCESS;
     column = column % m_numColumns;
     uint8_t offset = column;
 

src/lcd/lcm1602.hpp

@@ -255,6 +255,16 @@ class Lcm1602 : public LCD
     uint8_t m_numColumns;
     uint8_t m_numRows;
 
+    mraa::I2c* m_i2c_lcd_control;
+
+    // gpio operation
+    mraa::Gpio* m_gpioRS;
+    mraa::Gpio* m_gpioEnable;
+    mraa::Gpio* m_gpioD0;
+    mraa::Gpio* m_gpioD1;
+    mraa::Gpio* m_gpioD2;
+    mraa::Gpio* m_gpioD3;
+
     // Backlight
     uint8_t m_backlight;
 
@@ -266,19 +276,10 @@ class Lcm1602 : public LCD
     virtual mraa::Result data(uint8_t data);
 
     int m_lcd_control_address;
-    mraa::I2c* m_i2c_lcd_control;
 
   private:
 
     // true if using i2c, false otherwise (gpio)
     bool m_isI2C;
-
-    // gpio operation
-    mraa::Gpio* m_gpioRS;
-    mraa::Gpio* m_gpioEnable;
-    mraa::Gpio* m_gpioD0;
-    mraa::Gpio* m_gpioD1;
-    mraa::Gpio* m_gpioD2;
-    mraa::Gpio* m_gpioD3;
 };
 }

src/lcd/ssd1308.cxx

@@ -78,15 +78,12 @@ SSD1308::draw(uint8_t* data, int bytes)
 mraa::Result
 SSD1308::write(std::string msg)
 {
-    mraa::Result error = mraa::SUCCESS;
-    uint8_t data[2] = { 0x40, 0 };
-
     setAddressingMode(PAGE);
     for (std::string::size_type i = 0; i < msg.size(); ++i) {
         writeChar(msg[i]);
     }
 
-    return error;
+    return mraa::SUCCESS;
 }
 
 mraa::Result
@@ -108,7 +105,6 @@ SSD1308::setCursor(int row, int column)
 mraa::Result
 SSD1308::clear()
 {
-    mraa::Result error = mraa::SUCCESS;
     uint8_t columnIdx, rowIdx;
 
     m_i2c_lcd_control.writeReg(LCD_CMD, DISPLAY_CMD_OFF); // display off

src/lcd/ssd1327.cxx

@@ -215,7 +215,6 @@ SSD1327::setCursor(int row, int column)
 mraa::Result
 SSD1327::clear()
 {
-    mraa::Result error = mraa::SUCCESS;
     uint8_t columnIdx, rowIdx;
 
     for (rowIdx = 0; rowIdx < 12; rowIdx++) {

src/lol/lol.cxx

@@ -36,8 +36,6 @@ using namespace upm;
 static mraa_gpio_context *m_Ctx;
 static unsigned char *buffer;
 
-static mraa_gpio_context c1, c2, c3, c4;
-
 static int charlie_pairs [12][22] = {
 {3,124, 4,110, 5,96,  6,82,  7,68, 8,54, 9,40, 10,26, 11,12, -1,-1, -1,-1},
 {3,122, 4,108, 5,94,  6,80,  7,66, 8,52, 9,38, 10,24, 11,10, -1,-1, -1,-1},
@@ -132,11 +130,11 @@ void *do_draw(void *arg)
         }
 
     }
+    return NULL;
 }
 
 LoL::LoL() {
     int i = 0;
-    mraa_result_t error;
     for (i = 0; i < 12; i++)
       {
         if ( !(m_LoLCtx[i] = mraa_gpio_init(i+2)) ) 
@@ -159,7 +157,6 @@ LoL::LoL() {
 
 LoL::~LoL() {
     int i = 0;
-    mraa_result_t error;
     for (i = 0; i < 12; i++)
         mraa_gpio_close(m_LoLCtx[i]);
 }

src/lpd8806/lpd8806.cxx

@@ -32,7 +32,7 @@
 
 using namespace upm;
 
-LPD8806::LPD8806 (uint16_t pixelCount, uint8_t csn) : m_csnPinCtx(csn), m_spi(0) {
+LPD8806::LPD8806 (uint16_t pixelCount, uint8_t csn) :m_spi(0), m_csnPinCtx(csn) {
     mraa::Result error = mraa::SUCCESS;
     m_name = "LPD8806";
 
@@ -60,13 +60,11 @@ LPD8806::LPD8806 (uint16_t pixelCount, uint8_t csn) : m_csnPinCtx(csn), m_spi(0)
 
     uint8_t  latchBytes;
     uint16_t dataBytes, totalBytes;
-    uint16_t numBytes = 0;
 
     dataBytes  = m_pixelsCount * 3;
     latchBytes = (m_pixelsCount + 31) / 32;
     totalBytes = dataBytes + latchBytes;
     if ((m_pixels = (uint8_t *) malloc(totalBytes))) {
-        numBytes = totalBytes;
         memset ( m_pixels           , 0x80, dataBytes);  // Init to RGB 'off' state
         memset (&m_pixels[dataBytes], 0   , latchBytes); // Clear latch bytes
     }

src/max31723/max31723.cxx

@@ -31,7 +31,7 @@
 
 using namespace upm;
 
-MAX31723::MAX31723 (int csn) : m_csnPinCtx(csn), m_spi(0) {
+MAX31723::MAX31723 (int csn) : m_spi(0), m_csnPinCtx(csn) {
     mraa::Result error = mraa::SUCCESS;
     m_name = "MAX31723";
 
@@ -51,11 +51,10 @@ MAX31723::MAX31723 (int csn) : m_csnPinCtx(csn), m_spi(0) {
 
 short
 MAX31723::getTemperature () {
-    uint8_t lsb = 0;
     uint8_t msb = 0;
     short temperature = 0;
 
-    lsb = readRegister (R_TEMPERATURE_LSB);
+    readRegister (R_TEMPERATURE_LSB);
     msb = readRegister (R_TEMPERATURE_MSB);
 
     if ((msb & 0x80) != 0) {
@@ -91,12 +90,11 @@ MAX31723::readRegister (uint8_t reg) {
 void
 MAX31723::writeRegister (uint8_t reg, uint8_t data) {
     uint8_t     buffer[2]   = { 0x00, 0x00 };
-    uint8_t*    sensorData  = NULL;
 
     CSOn ();
     buffer[0] = reg;
     buffer[1] = data;
-    sensorData = m_spi.write(buffer, 2);
+    m_spi.write(buffer, 2);
     CSOff ();
 }
 

src/max44009/max44009.cxx

@@ -64,7 +64,6 @@ MAX44009::reset() {
 
 uint16_t
 MAX44009::getVisibleRaw() {
-    uint8_t exponent, mantissa;
     uint8_t data[MAX44009_LUX_LENGTH];
     uint16_t* value = reinterpret_cast<uint16_t*>(&data[0]);
 

src/max5487/max5487.cxx

@@ -31,7 +31,7 @@
 
 using namespace upm;
 
-MAX5487::MAX5487 (int csn) : m_csnPinCtx(csn), m_spi(0) {
+MAX5487::MAX5487 (int csn) :m_spi(0), m_csnPinCtx(csn) {
     mraa::Result error = mraa::SUCCESS;
     m_name = "MAX5487";
 
@@ -57,7 +57,7 @@ MAX5487::setWiperA (uint8_t wiper) {
     data[0] = R_WR_WIPER_A;
     data[1] = wiper;
 
-    uint8_t* retData = m_spi.write(data, 2);
+    m_spi.write(data, 2);
 
     CSOff ();
 }
@@ -71,7 +71,7 @@ MAX5487::setWiperB (uint8_t wiper) {
     data[0] = R_WR_WIPER_B;
     data[1] = wiper;
 
-    uint8_t* retData = m_spi.write(data, 2);
+    m_spi.write(data, 2);
 
     CSOff ();
 }

src/mhz16/mhz16.cxx

@@ -84,7 +84,6 @@ bool MHZ16::dataAvailable(unsigned int millis)
   timeout.tv_sec = 0;
   timeout.tv_usec = millis * 1000;
 
-  int nfds;  
   fd_set readfds;
 
   FD_ZERO(&readfds);

src/mic/mic.cxx

@@ -84,7 +84,7 @@ int
 Microphone::findThreshold (thresholdContext* ctx, unsigned int threshold,
                                 uint16_t * buffer, int len) {
     long sum = 0;
-    for (unsigned int i = 0; i < len; i++) {
+    for (int i = 0; i < len; i++) {
         sum += buffer[i];
     }
 
@@ -100,7 +100,7 @@ Microphone::findThreshold (thresholdContext* ctx, unsigned int threshold,
 
 void
 Microphone::printGraph (thresholdContext* ctx) {
-    for (int i = 0; i < ctx->runningAverage; i++)
+    for (unsigned int i = 0; i < ctx->runningAverage; i++)
         std::cout << ".";
     std::cout << std::endl;
 }

src/mic/mic.hpp

@@ -29,7 +29,7 @@
 
 struct thresholdContext {
     long averageReading;
-    long runningAverage;
+    unsigned long runningAverage;
     int averagedOver;
 };
 

src/mma7455/mma7455.cxx

@@ -37,7 +37,6 @@ using namespace upm;
 
 MMA7455::MMA7455 (int bus, int devAddr) : m_i2ControlCtx(bus) {
     unsigned char data   = 0;
-    int           nBytes = 0;
 
     m_name = "MMA7455";
 
@@ -98,7 +97,6 @@ MMA7455::calibrate () {
 mraa::Result
 MMA7455::readData (short * ptrX, short * ptrY, short * ptrZ) {
     accelData xyz;
-    unsigned char data = 0;
     int nBytes = 0;
 
     /*do {

src/mpl3115a2/mpl3115a2.cpp

@@ -72,8 +72,7 @@ MPL3115A2::MPL3115A2 (int bus, int devAddr, uint8_t mode) : m_i2ControlCtx(bus)
 int
 MPL3115A2::testSensor(void)
 {
-    int i, iTries;
+    int iTries;
-    int iError = 0;
     float pressure, temperature;
     float fPMin, fPMax, fTMin, fTMax;
 
@@ -113,7 +112,7 @@ MPL3115A2::testSensor(void)
 void
 MPL3115A2::dumpSensor(void)
 {
-    int i, j, ival;
+    int i, j;
 
     fprintf(stdout, "Dumping i2c block from %s\n", MPL3115A2_NAME);
     for (i=0; i < 256; i+=16) {

src/mpu9150/mpu60x0.hpp

@@ -661,7 +661,7 @@ namespace upm {
     /**
      * MPU60X0 Destructor
      */
-    ~MPU60X0();
+    virtual ~MPU60X0();
 
     /**
      * set up initial values and start operation

src/mpu9150/mpu9150.cxx

@@ -32,7 +32,7 @@ using namespace upm;
 using namespace std;
 
 MPU9150::MPU9150 (int bus, int address, int magAddress, bool enableAk8975) :
-  m_mag(0), MPU60X0(bus, address)
+  MPU60X0(bus, address), m_mag(0)
 {
   m_magAddress = magAddress;
   m_i2cBus = bus;

src/mpu9150/mpu9150.hpp

@@ -75,7 +75,7 @@ namespace upm {
     /**
      * MPU9150 destructor
      */
-    ~MPU9150 ();
+    virtual ~MPU9150 ();
 
     /**
      * Set up initial values and start operation