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<h1>debug.c</h1><a href="debug_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001 <span class="comment">/*! \file debug.c \brief Debugging function library. */</span>
00002 <span class="comment">//*****************************************************************************</span>
00003 <span class="comment">//</span>
00004 <span class="comment">// File Name : 'debug.c'</span>
00005 <span class="comment">// Title : Helpful debugging functions</span>
00006 <span class="comment">// Author : Pascal Stang - Copyright (C) 2003</span>
00007 <span class="comment">// Created : 2003-03-13</span>
00008 <span class="comment">// Revised : 2003-03-13</span>
00009 <span class="comment">// Version : 0.1</span>
00010 <span class="comment">// Target MCU : Atmel AVR series</span>
00011 <span class="comment">// Editor Tabs : 4</span>
00012 <span class="comment">//</span>
00013 <span class="comment">// Description : This file contains a set of functions which may be useful</span>
00014 <span class="comment">// for general debugging.</span>
00015 <span class="comment">//</span>
00016 <span class="comment">// This code is distributed under the GNU Public License</span>
00017 <span class="comment">// which can be found at http://www.gnu.org/licenses/gpl.txt</span>
00018 <span class="comment">//</span>
00019 <span class="comment">//*****************************************************************************</span>
00020
00021 <span class="preprocessor">#include <avr/io.h></span>
00022 <span class="preprocessor">#include <avr/interrupt.h></span>
00023
00024 <span class="preprocessor">#include "<a class="code" href="global_8h.html">global.h</a>"</span>
00025 <span class="preprocessor">#include "<a class="code" href="debug_8h.html">debug.h</a>"</span>
00026
00027 <span class="preprocessor">#include "<a class="code" href="rprintf_8h.html">rprintf.h</a>"</span> <span class="comment">// include printf support</span>
00028
00029 <span class="comment">// global variables</span>
00030
00031 <span class="comment">// functions</span>
00032
00033 <span class="comment">// Print a part of memory as a formatted hex table with ascii translation</span>
<a name="l00034"></a><a class="code" href="debug_8h.html#a0">00034</a> <span class="keywordtype">void</span> <a class="code" href="debug_8c.html#a0">debugPrintHexTable</a>(u16 length, u08 *buffer)
00035 {
00036 u08 i;
00037 u16 j;
00038 u08 *buf;
00039 u08 s;
00040
00041 buf = buffer;
00042
00043 <span class="comment">// print the low order address indicies and ASCII header</span>
00044 <a class="code" href="group__rprintf.html#ga15">rprintfProgStrM</a>(<span class="stringliteral">" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 0123456789ABCDEF\r\n"</span>);
00045 <a class="code" href="group__rprintf.html#ga15">rprintfProgStrM</a>(<span class="stringliteral">" ----------------------------------------------- ---- ASCII -----\r\n"</span>);
00046
00047 <span class="comment">// print the data</span>
00048 <span class="keywordflow">for</span>(j=0; j<((length+15)>>4); j++)
00049 {
00050 <span class="comment">// print the high order address index for this line</span>
00051 <a class="code" href="group__rprintf.html#ga8">rprintfu16</a>(j<<4);
00052 <a class="code" href="group__rprintf.html#ga1">rprintfChar</a>(<span class="charliteral">' '</span>);
00053
00054 <span class="comment">// print the hex data</span>
00055 <span class="keywordflow">for</span>(i=0; i<0x10; i++)
00056 {
00057 <span class="comment">// be nice and print only up to the exact end of the data</span>
00058 <span class="keywordflow">if</span>( ((j<<4)+i) < length)
00059 {
00060 <span class="comment">// print hex byte</span>
00061 <a class="code" href="group__rprintf.html#ga7">rprintfu08</a>(buf[(j<<4)+i]);
00062 <a class="code" href="group__rprintf.html#ga1">rprintfChar</a>(<span class="charliteral">' '</span>);
00063 }
00064 <span class="keywordflow">else</span>
00065 {
00066 <span class="comment">// we're past the end of the data's length</span>
00067 <span class="comment">// print spaces</span>
00068 <a class="code" href="group__rprintf.html#ga15">rprintfProgStrM</a>(<span class="stringliteral">" "</span>);
00069 }
00070 }
00071
00072 <span class="comment">// leave some space</span>
00073 <a class="code" href="group__rprintf.html#ga1">rprintfChar</a>(<span class="charliteral">' '</span>);
00074
00075 <span class="comment">// print the ascii data</span>
00076 <span class="keywordflow">for</span>(i=0; i<0x10; i++)
00077 {
00078 <span class="comment">// be nice and print only up to the exact end of the data</span>
00079 <span class="keywordflow">if</span>( ((j<<4)+i) < length)
00080 {
00081 <span class="comment">// get the character</span>
00082 s = buf[(j<<4)+i];
00083 <span class="comment">// make sure character is printable</span>
00084 <span class="keywordflow">if</span>(s >= 0x20)
00085 <a class="code" href="group__rprintf.html#ga1">rprintfChar</a>(s);
00086 <span class="keywordflow">else</span>
00087 <a class="code" href="group__rprintf.html#ga1">rprintfChar</a>(<span class="charliteral">'.'</span>);
00088 }
00089 <span class="keywordflow">else</span>
00090 {
00091 <span class="comment">// we're past the end of the data's length</span>
00092 <span class="comment">// print a space</span>
00093 <a class="code" href="group__rprintf.html#ga1">rprintfChar</a>(<span class="charliteral">' '</span>);
00094 }
00095 }
00096 <a class="code" href="group__rprintf.html#ga5">rprintfCRLF</a>();
00097 }
00098 }
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