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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>RCA CAN Library: can.h Quellcode</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Erzeugt von Doxygen 1.5.5 --><div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Hauptseite</span></a></li> <li><a href="modules.html"><span>Module</span></a></li> <li><a href="annotated.html"><span>Datenstrukturen</span></a></li> <li class="current"><a href="files.html"><span>Dateien</span></a></li> </ul> </div><h1>can.h</h1><a href="can_8h.html">gehe zur Dokumentation dieser Datei</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// coding: utf-8</span><a name="l00002"></a>00002 <span class="comment">// ----------------------------------------------------------------------------</span><a name="l00003"></a>00003 <span class="comment">/*</span><a name="l00004"></a>00004 <span class="comment"> * Copyright (c) 2007 Fabian Greif, Roboterclub Aachen e.V.</span><a name="l00005"></a>00005 <span class="comment"> * All rights reserved.</span><a name="l00006"></a>00006 <span class="comment"> *</span><a name="l00007"></a>00007 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span><a name="l00008"></a>00008 <span class="comment"> * modification, are permitted provided that the following conditions</span><a name="l00009"></a>00009 <span class="comment"> * are met:</span><a name="l00010"></a>00010 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span><a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the following disclaimer.</span><a name="l00012"></a>00012 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span><a name="l00013"></a>00013 <span class="comment"> * notice, this list of conditions and the following disclaimer in the</span><a name="l00014"></a>00014 <span class="comment"> * documentation and/or other materials provided with the distribution.</span><a name="l00015"></a>00015 <span class="comment"> *</span><a name="l00016"></a>00016 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND</span><a name="l00017"></a>00017 <span class="comment"> * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE</span><a name="l00018"></a>00018 <span class="comment"> * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE</span><a name="l00019"></a>00019 <span class="comment"> * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE</span><a name="l00020"></a>00020 <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL</span><a name="l00021"></a>00021 <span class="comment"> * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS</span><a name="l00022"></a>00022 <span class="comment"> * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)</span><a name="l00023"></a>00023 <span class="comment"> * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT</span><a name="l00024"></a>00024 <span class="comment"> * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY</span><a name="l00025"></a>00025 <span class="comment"> * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF</span><a name="l00026"></a>00026 <span class="comment"> * SUCH DAMAGE.</span><a name="l00027"></a>00027 <span class="comment"> */</span><a name="l00028"></a>00028 <span class="comment">// ----------------------------------------------------------------------------</span><a name="l00033"></a>00033 <span class="comment"></span><span class="comment">// ----------------------------------------------------------------------------</span><a name="l00034"></a>00034 <a name="l00035"></a>00035 <span class="preprocessor">#ifndef CAN_H</span><a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#define CAN_H</span><a name="l00037"></a>00037 <span class="preprocessor"></span><a name="l00038"></a>00038 <span class="preprocessor">#if defined (__cplusplus)</span><a name="l00039"></a>00039 <span class="preprocessor"></span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {<a name="l00040"></a>00040 <span class="preprocessor">#endif</span><a name="l00041"></a>00041 <span class="preprocessor"></span><a name="l00042"></a>00042 <span class="comment">// ----------------------------------------------------------------------------</span><a name="l00053"></a>00053 <span class="comment"></span><span class="comment">// ----------------------------------------------------------------------------</span><a name="l00054"></a>00054 <a name="l00055"></a>00055 <span class="preprocessor">#include <avr/pgmspace.h></span><a name="l00056"></a>00056 <span class="preprocessor">#include <stdint.h></span><a name="l00057"></a>00057 <span class="preprocessor">#include <stdbool.h></span><a name="l00058"></a>00058 <a name="l00059"></a>00059 <span class="preprocessor">#include "config.h"</span><a name="l00060"></a>00060 <a name="l00061"></a>00061 <span class="comment">// ----------------------------------------------------------------------------</span><a name="l00066"></a>00066 <span class="comment"></span><span class="preprocessor">#define ONLY_NON_RTR 2</span><a name="l00067"></a>00067 <span class="preprocessor"></span><span class="preprocessor">#define ONLY_RTR 3</span><a name="l00068"></a>00068 <span class="preprocessor"></span><a name="l00069"></a>00069 <a name="l00073"></a><a class="code" href="group__can__interface.html#g1085b545b19ee92abad774ad27eec8d7">00073</a> <span class="keyword">typedef</span> <span class="keyword">enum</span> {<a name="l00074"></a>00074 BITRATE_10_KBPS = 0, <span class="comment">// ungetestet</span><a name="l00075"></a>00075 BITRATE_20_KBPS = 1, <span class="comment">// ungetestet</span><a name="l00076"></a>00076 BITRATE_50_KBPS = 2, <span class="comment">// ungetestet</span><a name="l00077"></a>00077 BITRATE_100_KBPS = 3, <span class="comment">// ungetestet</span><a name="l00078"></a>00078 BITRATE_125_KBPS = 4,<a name="l00079"></a>00079 BITRATE_250_KBPS = 5, <span class="comment">// ungetestet</span><a name="l00080"></a>00080 BITRATE_500_KBPS = 6, <span class="comment">// ungetestet</span><a name="l00081"></a>00081 BITRATE_1_MBPS = 7, <span class="comment">// ungetestet</span><a name="l00082"></a>00082 } <a class="code" href="group__can__interface.html#g1085b545b19ee92abad774ad27eec8d7" title="Bitraten fuer den CAN-Bus.">can_bitrate_t</a>;<a name="l00083"></a>00083 <a name="l00088"></a><a class="code" href="group__can__interface.html#g0c107bf106e5097ee208985008c9c112">00088</a> <span class="preprocessor">#define CAN_ALL_FILTER 0xff</span><a name="l00089"></a>00089 <span class="preprocessor"></span><a name="l00094"></a>00094 <span class="preprocessor">#ifndef SUPPORT_EXTENDED_CANID</span><a name="l00095"></a>00095 <span class="preprocessor"></span><span class="preprocessor"> #define SUPPORT_EXTENDED_CANID 1</span><a name="l00096"></a>00096 <span class="preprocessor"></span><span class="preprocessor">#endif</span><a name="l00097"></a>00097 <span class="preprocessor"></span><a name="l00103"></a>00103 <span class="preprocessor">#ifndef SUPPORT_TIMESTAMPS</span><a name="l00104"></a>00104 <span class="preprocessor"></span><span class="preprocessor"> #define SUPPORT_TIMESTAMPS 0</span><a name="l00105"></a>00105 <span class="preprocessor"></span><span class="preprocessor">#endif</span><a name="l00106"></a>00106 <span class="preprocessor"></span><a name="l00139"></a>00139 <span class="preprocessor">#if defined(__DOXYGEN__)</span><a name="l00140"></a>00140 <span class="preprocessor"></span><a name="l00141"></a>00141 <span class="preprocessor"> #define MCP2515_FILTER_EXTENDED(id)</span><a name="l00142"></a>00142 <span class="preprocessor"></span><span class="preprocessor"> #define MCP2515_FILTER(id)</span><a name="l00143"></a>00143 <span class="preprocessor"></span><a name="l00144"></a>00144 <span class="preprocessor">#else</span><a name="l00145"></a>00145 <span class="preprocessor"></span><a name="l00146"></a>00146 <span class="preprocessor"> #if SUPPORT_EXTENDED_CANID </span><a name="l00147"></a>00147 <span class="preprocessor"></span><span class="preprocessor"> #define MCP2515_FILTER_EXTENDED(id) \</span><a name="l00148"></a>00148 <span class="preprocessor"> (uint8_t) ((uint32_t) (id) >> 21), \</span><a name="l00149"></a>00149 <span class="preprocessor"> (uint8_t)((((uint32_t) (id) >> 13) & 0xe0) | (1<<3) | \</span><a name="l00150"></a>00150 <span class="preprocessor"> (((uint32_t) (id) >> 16) & 0x3)), \</span><a name="l00151"></a>00151 <span class="preprocessor"> (uint8_t) ((uint32_t) (id) >> 8), \</span><a name="l00152"></a>00152 <span class="preprocessor"> (uint8_t) ((uint32_t) (id))</span><a name="l00153"></a>00153 <span class="preprocessor"></span><span class="preprocessor"> #endif</span><a name="l00154"></a>00154 <span class="preprocessor"></span> <a name="l00155"></a>00155 <span class="preprocessor"> #define MCP2515_FILTER(id) \</span><a name="l00156"></a>00156 <span class="preprocessor"> (uint8_t)((uint32_t) id >> 3), \</span><a name="l00157"></a>00157 <span class="preprocessor"> (uint8_t)((uint32_t) id << 5), \</span><a name="l00158"></a>00158 <span class="preprocessor"> 0, \</span><a name="l00159"></a>00159 <span class="preprocessor"> 0</span><a name="l00160"></a>00160 <span class="preprocessor"></span><span class="preprocessor">#endif</span><a name="l00161"></a>00161 <span class="preprocessor"></span>⌨️ 快捷键说明
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