updated SdFatLib to sdfatlib20130313

added const to PROGMEM uint16_t bitrate_table for avr-gcc 4.7.2 compatibility
added ASCII range check to strip off non-ASCII, such as CR or LF, on FilePlayer.ino

Doxyfile

@@ -1,4 +1,4 @@
-# Doxyfile 1.8.2
+# Doxyfile 1.8.3.1
 
 # This file describes the settings to be used by the documentation system
 # doxygen (www.doxygen.org) for a project
@@ -32,7 +32,7 @@ PROJECT_NAME           = SFEMP3Shield
 # This could be handy for archiving the generated documentation or 
 # if some version control system is used.
 
-PROJECT_NUMBER         = 1.02.01
+PROJECT_NUMBER         = 1.02.02
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description 
 # for a project that appears at the top of each page and should give viewer 
@@ -289,11 +289,11 @@ CPP_CLI_SUPPORT        = NO
 
 SIP_SUPPORT            = NO
 
-# For Microsoft's IDL there are propget and propput attributes to indicate
-# getter and setter methods for a property. Setting this option to YES (the
-# default) will make doxygen replace the get and set methods by a property in
-# the documentation. This will only work if the methods are indeed getting or
-# setting a simple type. If this is not the case, or you want to show the
+# For Microsoft's IDL there are propget and propput attributes to indicate 
+# getter and setter methods for a property. Setting this option to YES (the 
+# default) will make doxygen replace the get and set methods by a property in 
+# the documentation. This will only work if the methods are indeed getting or 
+# setting a simple type. If this is not the case, or you want to show the 
 # methods anyway, you should set this option to NO.
 
 IDL_PROPERTY_SUPPORT   = YES
@@ -554,7 +554,8 @@ GENERATE_BUGLIST       = YES
 GENERATE_DEPRECATEDLIST= YES
 
 # The ENABLED_SECTIONS tag can be used to enable conditional 
-# documentation sections, marked by \if sectionname ... \endif.
+# documentation sections, marked by \if section-label ... \endif 
+# and \cond section-label ... \endcond blocks.
 
 ENABLED_SECTIONS       = 
 
@@ -611,7 +612,8 @@ LAYOUT_FILE            =
 # requires the bibtex tool to be installed. See also 
 # http://en.wikipedia.org/wiki/BibTeX for more info. For LaTeX the style 
 # of the bibliography can be controlled using LATEX_BIB_STYLE. To use this 
-# feature you need bibtex and perl available in the search path.
+# feature you need bibtex and perl available in the search path. Do not use 
+# file names with spaces, bibtex cannot handle them.
 
 CITE_BIB_FILES         = 
 
@@ -824,6 +826,13 @@ FILTER_SOURCE_FILES    = NO
 
 FILTER_SOURCE_PATTERNS = 
 
+# If the USE_MD_FILE_AS_MAINPAGE tag refers to the name of a markdown file that 
+# is part of the input, its contents will be placed on the main page (index.html). 
+# This can be useful if you have a project on for instance GitHub and want reuse 
+# the introduction page also for the doxygen output.
+
+USE_MDFILE_AS_MAINPAGE = 
+
 #---------------------------------------------------------------------------
 # configuration options related to source browsing
 #---------------------------------------------------------------------------
@@ -1232,6 +1241,13 @@ FORMULA_TRANSPARENT    = YES
 
 USE_MATHJAX            = NO
 
+# When MathJax is enabled you can set the default output format to be used for 
+# thA MathJax output. Supported types are HTML-CSS, NativeMML (i.e. MathML) and 
+# SVG. The default value is HTML-CSS, which is slower, but has the best 
+# compatibility.
+
+MATHJAX_FORMAT         = HTML-CSS
+
 # When MathJax is enabled you need to specify the location relative to the 
 # HTML output directory using the MATHJAX_RELPATH option. The destination 
 # directory should contain the MathJax.js script. For instance, if the mathjax 
@@ -1259,15 +1275,55 @@ MATHJAX_EXTENSIONS     =
 SEARCHENGINE           = YES
 
 # When the SERVER_BASED_SEARCH tag is enabled the search engine will be 
-# implemented using a PHP enabled web server instead of at the web client 
-# using Javascript. Doxygen will generate the search PHP script and index 
-# file to put on the web server. The advantage of the server 
-# based approach is that it scales better to large projects and allows 
-# full text search. The disadvantages are that it is more difficult to setup 
-# and does not have live searching capabilities.
+# implemented using a web server instead of a web client using Javascript. 
+# There are two flavours of web server based search depending on the 
+# EXTERNAL_SEARCH setting. When disabled, doxygen will generate a PHP script for 
+# searching and an index file used by the script. When EXTERNAL_SEARCH is 
+# enabled the indexing and searching needs to be provided by external tools. 
+# See the manual for details.
 
 SERVER_BASED_SEARCH    = NO
 
+# When EXTERNAL_SEARCH is enabled doxygen will no longer generate the PHP 
+# script for searching. Instead the search results are written to an XML file 
+# which needs to be processed by an external indexer. Doxygen will invoke an 
+# external search engine pointed to by the SEARCHENGINE_URL option to obtain 
+# the search results. Doxygen ships with an example indexer (doxyindexer) and 
+# search engine (doxysearch.cgi) which are based on the open source search engine 
+# library Xapian. See the manual for configuration details.
+
+EXTERNAL_SEARCH        = NO
+
+# The SEARCHENGINE_URL should point to a search engine hosted by a web server 
+# which will returned the search results when EXTERNAL_SEARCH is enabled. 
+# Doxygen ships with an example search engine (doxysearch) which is based on 
+# the open source search engine library Xapian. See the manual for configuration 
+# details.
+
+SEARCHENGINE_URL       = 
+
+# When SERVER_BASED_SEARCH and EXTERNAL_SEARCH are both enabled the unindexed 
+# search data is written to a file for indexing by an external tool. With the 
+# SEARCHDATA_FILE tag the name of this file can be specified.
+
+SEARCHDATA_FILE        = searchdata.xml
+
+# When SERVER_BASED_SEARCH AND EXTERNAL_SEARCH are both enabled the 
+# EXTERNAL_SEARCH_ID tag can be used as an identifier for the project. This is 
+# useful in combination with EXTRA_SEARCH_MAPPINGS to search through multiple 
+# projects and redirect the results back to the right project.
+
+EXTERNAL_SEARCH_ID     = 
+
+# The EXTRA_SEARCH_MAPPINGS tag can be used to enable searching through doxygen 
+# projects other than the one defined by this configuration file, but that are 
+# all added to the same external search index. Each project needs to have a 
+# unique id set via EXTERNAL_SEARCH_ID. The search mapping then maps the id 
+# of to a relative location where the documentation can be found. 
+# The format is: EXTRA_SEARCH_MAPPINGS = id1=loc1 id2=loc2 ...
+
+EXTRA_SEARCH_MAPPINGS  = 
+
 #---------------------------------------------------------------------------
 # configuration options related to the LaTeX output
 #---------------------------------------------------------------------------
@@ -1785,7 +1841,7 @@ INTERACTIVE_SVG        = NO
 # The tag DOT_PATH can be used to specify the path where the dot tool can be 
 # found. If left blank, it is assumed the dot tool can be found in the path.
 
-DOT_PATH               = C:\PROGRA~1\GRAPHV~1.28\bin
+DOT_PATH               = c:\PROGRA~2\GRAPHV~1.30\bin
 
 # The DOTFILE_DIRS tag can be used to specify one or more directories that 
 # contain dot files that are included in the documentation (see the 

SFEMP3Shield/Examples/FilePlayer/FilePlayer.ino

@@ -142,17 +142,18 @@ void loop() {
   char inByte;
   if (Serial.available() > 0) {
     inByte = Serial.read();
-    if (isDigit(inByte)) { // macro for ((inByte >= '0') && (inByte <= '9'))
-      // else if it is a number, add it to the string
-      buffer[buffer_pos++] = inByte;
-    } else {
-      // input char is a letter command
-      buffer_pos = 0;
-      parse_menu(inByte);
+    if ((0x20 <= inByte) && (inByte <= 0x126)) { // strip off non-ASCII, such as CR or LF
+      if (isDigit(inByte)) { // macro for ((inByte >= '0') && (inByte <= '9'))
+        // else if it is a number, add it to the string
+        buffer[buffer_pos++] = inByte;
+      } else {
+        // input char is a letter command
+        buffer_pos = 0;
+        parse_menu(inByte);
+      }
+      buffer[buffer_pos] = 0; // update end of line
+      last_ms_char = millis(); // stroke the inter character timeout.
     }
-    buffer[buffer_pos] = 0; // update end of line
-    last_ms_char = millis(); // stroke the inter character timeout.
-
   } else if ((millis() - last_ms_char) > 500 && ( buffer_pos > 0 )) {
     // ICT expired and have something
     if (buffer_pos == 1) {