Merge pull request #105 from Sensirion/cleanup-generic-application-note

Cleanup the generic setup guide

docs/sgp40_voc_index/genericsetup.rst

@@ -4,14 +4,11 @@ Getting Started On a Custom Platform
 Copy files to your project
 --------------------------
 
-#. Copy all SGP driver files (.c and .h) into your software project folder.
-#. Make sure all files are added to your IDE.
-
-.. note::
-   Include new image
-
-.. image:: copy_files.png
-
+ 1. Copy all top level source files (.c and .h) into your software project folder.
+ 2. Copy *hw_i2c/sensirion_hw_i2c_implementation.c* to your project as well.
+    You'll need to adapt it to your platform.
+    See :ref:`I2C implementation`.
+ 3. Make sure all files are added to your IDE.
 
 Adapt *sensirion_arch_config.h* for your platform
 -------------------------------------------------
@@ -20,6 +17,8 @@ You may need to adapt *sensirion_arch_config.h* if your compiler doesn't
 support C99 and thus does not provide `stdint.h` and `stdlib.h`.
 
 
+.. _I2C implementation:
+
 Implement *sensirion_hw_i2c_implementation.c*
 ---------------------------------------------
 To use your I2C hardware the file *hw_i2c/sensirion_hw_i2c_implementation.c*
@@ -39,3 +38,26 @@ I2C functions to implement
 .. doxygenfunction:: sensirion_i2c_write
 .. doxygenfunction:: sensirion_sleep_usec
 .. doxygenfunction:: sensirion_i2c_select_bus
+
+Run *sgp40_voc_index_example_usage.c*
+-------------------------------------
+
+If your platform supports the ``printf`` function just run the examples and you
+should see the following messages:
+
+::
+
+    initialization successful
+    VOC Index: 0
+    Temperature: 39.128degC
+    Relative Humidity: 29.695%RH
+    VOC Index: 0
+    Temperature: 39.086degC
+    Relative Humidity: 29.687%RH
+    VOC Index: 0
+    Temperature: 39.106degC
+    Relative Humidity: 29.647%RH
+    ...
+
+If your platform doesn't support ``printf`` remove the print statements and
+observe the measurement values in your debugger.