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<head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/><meta name="viewport" content="width=device-width, initial-scale=1.0"/><meta http-equiv="X-UA-Compatible" content="IE=edge"/><meta name="description" content="CAN 是一种广泛应用于汽车控制系统和一般工业环境中的区域网络总线。作为一款多主机、多广播的通信协议，CAN 以其高可靠性和卓越的错误检测能力而著称。 支持 CAN2.0A 和 CAN2.0B 协议 支持 11 位标准格式标识符和 29 位扩展格式标识符 可编程通信速率最高可达 1 Mbps 支持多种操作模式：正常模式、只听模式、自测模式、休眠模式、复位模式 支持接收过滤器，支持两种过滤模式 64 ..."/><meta name="DC.rights.owner" content="(C) 版权 2025"/><meta name="copyright" content="(C) 版权 2025"/><meta name="generator" content="DITA-OT"/><meta name="DC.type" content="concept"/><meta name="DC.contributor" content="yan.wang"/><meta name="DC.date.modified" content="2024-11-29"/><meta name="DC.format" content="HTML5"/><meta name="DC.identifier" content="can"/><meta name="DC.language" content="zh-CN"/><title>CAN 使用指南</title><!-- Build number 2023110923. --><meta name="wh-path2root" content="../../../"/><meta name="wh-toc-id" content=""/><meta name="wh-source-relpath" content="topics/sdk/can/can_user_guide.dita"/><meta name="wh-out-relpath" content="topics/sdk/can/can_user_guide.html"/>
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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" role="article" aria-labelledby="ariaid-title1"><span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/can/can_user_guide.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">CAN 使用指南</h1><div class="date inPage">29 Nov 2024</div><div style="color: gray;"></div><div class="- topic/body concept/conbody body conbody"><p class="- topic/p p" data-ofbid="d39250e22__20250121171516">CAN 是一种广泛应用于汽车控制系统和一般工业环境中的区域网络总线。作为一款多主机、多广播的通信协议，CAN
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以其高可靠性和卓越的错误检测能力而著称。</p><ul class="- topic/ul ul" id="can__ul_hz4_5bn_d1c" data-ofbid="can__ul_hz4_5bn_d1c"><li class="- topic/li li" data-ofbid="d39250e25__20250121171516">支持 CAN2.0A 和 CAN2.0B 协议</li><li class="- topic/li li" data-ofbid="d39250e27__20250121171516">支持 11 位标准格式标识符和 29 位扩展格式标识符</li><li class="- topic/li li" data-ofbid="d39250e29__20250121171516">可编程通信速率最高可达 1 Mbps</li><li class="- topic/li li" data-ofbid="d39250e31__20250121171516">支持多种操作模式：正常模式、只听模式、自测模式、休眠模式、复位模式</li><li class="- topic/li li" data-ofbid="d39250e33__20250121171516">支持接收过滤器，支持两种过滤模式</li><li class="- topic/li li" data-ofbid="d39250e35__20250121171516">64 bytes 缓冲器</li><li class="- topic/li li" data-ofbid="d39250e37__20250121171516">支持错误检测与处理：错误计数、错误报警阈值可配置、错误捕获、仲裁丢失捕获</li></ul><div class="table-container"><table class="- topic/table table frame-all" id="can__table_jf3_4bn_d1c" data-ofbid="can__table_jf3_4bn_d1c" data-cols="3"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 1</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">术语定义</span></caption><colgroup><col style="width:22.32142857142857%"/><col style="width:29.910714285714285%"/><col style="width:47.76785714285714%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="can__table_jf3_4bn_d1c__entry__1">术语</th><th class="- topic/entry entry colsep-1 rowsep-1" id="can__table_jf3_4bn_d1c__entry__2">定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="can__table_jf3_4bn_d1c__entry__3">注释说明</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="can__table_jf3_4bn_d1c__entry__1">CAN</td><td class="- topic/entry entry colsep-1 rowsep-1" headers="can__table_jf3_4bn_d1c__entry__2">Controller Area Network</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="can__table_jf3_4bn_d1c__entry__3">控制器局域网络</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="can__table_jf3_4bn_d1c__entry__1">RTR</td><td class="- topic/entry entry colsep-1 rowsep-1" headers="can__table_jf3_4bn_d1c__entry__2">Remote Transmission Request</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="can__table_jf3_4bn_d1c__entry__3">远程请求帧</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="can__table_jf3_4bn_d1c__entry__1">EFF</td><td class="- topic/entry entry colsep-1 rowsep-0" headers="can__table_jf3_4bn_d1c__entry__2">Extended Frame Format</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="can__table_jf3_4bn_d1c__entry__3">扩展帧</td></tr></tbody></table></div></div></article></main></div>
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