mirror of
https://gitee.com/Vancouver2017/luban-lite-t3e-pro.git
synced 2025-12-16 11:28:54 +00:00
253 lines
41 KiB
HTML
253 lines
41 KiB
HTML
|
<!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh-cn" lang="zh-cn" data-whc_version="26.0">
|
|||
|
|
<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="在显示驱动中， disp_conf.h 头文件用于配置显示接口的宏定义。引入 disp_conf.h 头文件是为了避免 menuconfig 参数过多导致误改。这部分参数可方便 PCB layout 走线，配置有误会导致显示异常。推荐在硬件工程师的确认下，结合芯片手册进行修改。 本节介绍了常见的 LVDS 和 MIPI-DSI 参数及其配置。 LVDS 参数 /* lvds link swap ..."/><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="topic"/><meta name="DC.relation" content="../../../topics/sdk/display/display_config_lite.html"/><meta name="DC.relation" content="../../../topics/sdk/display/display_menuconfig_lite.html"/><meta name="DC.relation" content="../../../topics/sdk/display/display_debug_lite.html"/><meta name="DC.contributor" content="yan.wang"/><meta name="DC.contributor" content="yan.wang"/><meta name="DC.date.modified" content="2024-01-15"/><meta name="DC.format" content="HTML5"/><meta name="DC.identifier" content="id"/><meta name="DC.language" content="zh-CN"/><title>disp_conf 头文件配置</title><!-- Build number 2023110923. --><meta name="wh-path2root" content="../../../"/><meta name="wh-toc-id" content="id-d5856e3750"/><meta name="wh-source-relpath" content="topics/sdk/display/disp_conf_h.dita"/><meta name="wh-out-relpath" content="topics/sdk/display/disp_conf_h.html"/>
|
|||
|
|
|
|||
|
|
<link rel="stylesheet" type="text/css" href="../../../webhelp/app/commons.css?buildId=2023110923"/>
|
|||
|
|
<link rel="stylesheet" type="text/css" href="../../../webhelp/app/topic.css?buildId=2023110923"/>
|
|||
|
|
|
|||
|
|
<script src="../../../webhelp/app/options/properties.js?buildId=20250121171154"></script>
|
|||
|
|
<script src="../../../webhelp/app/localization/strings.js?buildId=2023110923"></script>
|
|||
|
|
<script src="../../../webhelp/app/search/index/keywords.js?buildId=20250121171154"></script>
|
|||
|
|
<script defer="defer" src="../../../webhelp/app/commons.js?buildId=2023110923"></script>
|
|||
|
|
<script defer="defer" src="../../../webhelp/app/topic.js?buildId=2023110923"></script>
|
|||
|
|
<link rel="stylesheet" type="text/css" href="../../../webhelp/template/aic-styles-web.css?buildId=2023110923"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/notes.css?buildId=2023110923"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/aic-common.css?buildId=2023110923"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/aic-images.css?buildId=2023110923"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/footnote.css?buildId=2023110923"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/aic-web-watermark.css?buildId=2023110923"/><link rel="stylesheet" type="text/css" href="../../../webhelp/template/topic-body-list.css?buildId=2023110923"/></head>
|
|||
|
|
|
|||
|
|
<body id="id" class="wh_topic_page frmBody">
|
|||
|
|
<a href="#wh_topic_body" class="sr-only sr-only-focusable">
|
|||
|
|
跳转到主要内容
|
|||
|
|
</a>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
<header class="navbar navbar-default wh_header">
|
|||
|
|
<div class="container-fluid">
|
|||
|
|
<div class="wh_header_flex_container navbar-nav navbar-expand-md navbar-dark">
|
|||
|
|
<div class="wh_logo_and_publication_title_container">
|
|||
|
|
<div class="wh_logo_and_publication_title">
|
|||
|
|
|
|||
|
|
<a href="http://www.artinchip.com" class=" wh_logo d-none d-sm-block "><img src="../../../company-logo-white.png" alt="RTOS SDK 使用指南SDK 指南文件"/></a>
|
|||
|
|
<div class=" wh_publication_title "><a href="../../../index.html"><span class="booktitle"><span class="ph mainbooktitle">RTOS SDK 使用指南</span><span class="ph booktitlealt">SDK 指南文件</span></span></a></div>
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
<div class="wh_top_menu_and_indexterms_link collapse navbar-collapse" id="wh_top_menu_and_indexterms_link">
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
</div>
|
|||
|
|
</div>
|
|||
|
|
</header>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
<div class=" wh_search_input navbar-form wh_topic_page_search search " role="form">
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
<form id="searchForm" method="get" role="search" action="../../../search.html"><div><input type="search" placeholder="搜索 " class="wh_search_textfield" id="textToSearch" name="searchQuery" aria-label="搜索查询" required="required"/><button type="submit" class="wh_search_button" aria-label="搜索"><span class="search_input_text">搜索</span></button></div></form>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
<div class="container-fluid" id="wh_topic_container">
|
|||
|
|
<div class="row">
|
|||
|
|
|
|||
|
|
<nav class="wh_tools d-print-none navbar-expand-md" aria-label="Tools">
|
|||
|
|
|
|||
|
|
<div data-tooltip-position="bottom" class=" wh_breadcrumb "><ol class="d-print-none"><li><span class="home"><a href="../../../index.html"><span>主页</span></a></span></li><li><div class="topicref" data-id="id"><div class="title"><a href="../../../topics/sdk/chapter-advanced-app.html">高级应用</a><div class="wh-tooltip"><p class="shortdesc">系统、存储、多媒体、接口、安全等模块的详细配置和设计说明。</p></div></div></div></li><li><div class="topicref" data-id="concept_mcc_32s_nbc"><div class="title"><a href="../../../topics/chapter-title/chapter-multi-media-sdk.html">多媒体</a><div class="wh-tooltip"><p class="shortdesc">GE、VE、Display、DVP、MPP、MPP 播放器等多媒体模块的介绍和使用说明。</p></div></div></div></li><li><div class="topicref" data-id="id"><div class="title"><a href="../../../topics/sdk/display/display_user_guide_2.html">Display 使用指南</a></div></div></li><li><div class="topicref" data-id="id"><div class="title"><a href="../../../topics/sdk/display/display_config_lite.html">Display 配置</a></div></div></li><li class="active"><div class="topicref" data-id="id"><div class="title"><a href="../../../topics/sdk/display/disp_conf_h.html">disp_conf 头文件配置</a></div></div></li></ol></div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
<div class="wh_right_tools">
|
|||
|
|
<button class="wh_hide_highlight" aria-label="切换搜索突出显示" title="切换搜索突出显示"></button>
|
|||
|
|
<button class="webhelp_expand_collapse_sections" data-next-state="collapsed" aria-label="折叠截面" title="折叠截面"></button>
|
|||
|
|
<div class=" wh_navigation_links "><span id="topic_navigation_links" class="navheader">
|
|||
|
|
|
|||
|
|
<span class="navprev"><a class="- topic/link link" href="../../../topics/sdk/display/display_menuconfig_lite.html" title="menuconfig 配置" aria-label="上一主题: menuconfig 配置" rel="prev"></a></span>
|
|||
|
|
<span class="navnext"><a class="- topic/link link" href="../../../topics/sdk/display/display_debug_lite.html" title="调试指南" aria-label="下一主题: 调试指南" rel="next"></a></span> </span></div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
<div class=" wh_print_link print d-none d-md-inline-block "><button onClick="window.print()" title="打印此页" aria-label="打印此页"></button></div>
|
|||
|
|
|
|||
|
|
<button type="button" id="wh_toc_button" class="custom-toggler navbar-toggler collapsed wh_toggle_button navbar-light" aria-expanded="false" aria-label="Toggle publishing table of content" aria-controls="wh_publication_toc">
|
|||
|
|
<span class="navbar-toggler-icon"></span>
|
|||
|
|
</button>
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
</nav>
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
<div class="wh_content_area">
|
|||
|
|
<div class="row">
|
|||
|
|
|
|||
|
|
<nav id="wh_publication_toc" class="col-lg-3 col-md-3 col-sm-12 d-md-block d-none d-print-none" aria-label="Table of Contents Container">
|
|||
|
|
<div id="wh_publication_toc_content">
|
|||
|
|
|
|||
|
|
<div class=" wh_publication_toc " data-tooltip-position="right"><span class="expand-button-action-labels"><span id="button-expand-action" role="button" aria-label="Expand"></span><span id="button-collapse-action" role="button" aria-label="Collapse"></span><span id="button-pending-action" role="button" aria-label="Pending"></span></span><ul role="tree" aria-label="Table of Contents"><li role="treeitem"><div data-tocid="revinfo_linux-d5856e989" class="topicref" data-id="revinfo_linux" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/revinfo/revinfo_rtos.html" id="revinfo_linux-d5856e989-link">修订记录</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d5856e1003" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d5856e1003-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/env/sdk-compile.html" id="id-d5856e1003-link">SDK 编译</a><div class="wh-tooltip"><p class="shortdesc">介绍不同编译环境下 SDK 的详细编译流程。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d5856e1152" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d5856e1152-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/advanced/sdk-usage.html" id="id-d5856e1152-link">使用指南</a><div class="wh-tooltip"><p class="shortdesc">系统镜像、编译选项、开发板、应用等相关的详细使用说明。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="concept_rcx_czh_pzb-d5856e1416" class="topicref" data-id="concept_rcx_czh_pzb" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action concept_rcx_czh_pzb-d5856e1416-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/chapter-app.html" id="concept_rcx_czh_pzb-d5856e1416-link">应用场景</a><div class="wh-tooltip"><p class="shortdesc">描述了 SDK 在不同应用场景中的配置和使用，包括系统更新、OTA、安全方案等。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d5856e2119" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d5856e2119-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/peripheral/peripheral-intro.html" id="id-d5856e2119-link">外设移植</a><div class="wh-tooltip"><p class="shortdesc"><span class="ph">CTP、U 盘、SD 卡、有线和无线网络</span>等外设的介绍和使用说明。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d5856e2244" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d5856e2244-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/chapter-bringup.html" id="id-d5856e2244-link">BringUp</a><div class="wh-tooltip"><p class="shortdesc">在硬件上电后快速初始化系统，为操作系统的启动准备好必要的硬件环境。</p></div></div></div></li><li role="treeitem" aria-expanded="true"><div data-tocid="id-d5856e2345" class="topicref" data-id="id" data-state="expanded"><span role="button" tabindex="0" aria-labelledby="button-collapse-action id-d5856e2345-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/chapter-advanced-app.html" id="id-d5856e2345-link">高级应用</a><div class="wh-tooltip"><p class="shortdesc">系统、存储、多媒体、接口、安全等模块的详细配置和设计说明。</p></div></div></div><ul role="group" class="navbar-nav nav-list"><li role="treeitem" aria-expanded="false"><div data-tocid="_0-d5856e2360" class="topicref" data-id="_0" data-state="not-ready"><spa
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
</nav>
|
|||
|
|
|
|||
|
|
|
|||
|
|
<div class="col-lg-7 col-md-9 col-sm-12" id="wh_topic_body">
|
|||
|
|
<button id="wh_close_publication_toc_button" class="close-toc-button d-none" aria-label="Toggle publishing table of content" aria-controls="wh_publication_toc" aria-expanded="true">
|
|||
|
|
<span class="close-toc-icon-container">
|
|||
|
|
<span class="close-toc-icon"></span>
|
|||
|
|
</span>
|
|||
|
|
</button>
|
|||
|
|
<button id="wh_close_topic_toc_button" class="close-toc-button d-none" aria-label="Toggle topic table of content" aria-controls="wh_topic_toc" aria-expanded="true">
|
|||
|
|
<span class="close-toc-icon-container">
|
|||
|
|
<span class="close-toc-icon"></span>
|
|||
|
|
</span>
|
|||
|
|
</button>
|
|||
|
|
|
|||
|
|
<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" 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/display/disp_conf_h.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">disp_conf 头文件配置</h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
|
|||
|
|
Read time: 3 minute(s)
|
|||
|
|
</div><div class="- topic/body body"><p class="- topic/p p" data-ofbid="d168138e19__20250121171619">在显示驱动中，<code class="+ topic/ph pr-d/codeph ph codeph">disp_conf.h</code> 头文件用于配置显示接口的宏定义。引入 <code class="+ topic/ph pr-d/codeph ph codeph">disp_conf.h</code>
|
|||
|
|
头文件是为了避免 menuconfig 参数过多导致误改。这部分参数可方便 PCB layout
|
|||
|
|
走线，配置有误会导致显示异常。推荐在硬件工程师的确认下，结合芯片手册进行修改。</p><p class="- topic/p p" data-ofbid="d168138e27__20250121171619">本节介绍了常见的 <a class="- topic/xref xref" href="disp_conf_h.html#id__section_b53_vcx_ddc">LVDS</a>
|
|||
|
|
和 <a class="- topic/xref xref" href="disp_conf_h.html#id__section_iwq_vcx_ddc">MIPI-DSI</a>
|
|||
|
|
参数及其配置。</p><section class="- topic/section section" id="id__section_b53_vcx_ddc" data-ofbid="id__section_b53_vcx_ddc"><h2 class="- topic/title title sectiontitle">LVDS 参数</h2>
|
|||
|
|
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_mfv_hdx_ddc" data-ofbid="id__codeblock_mfv_hdx_ddc"><em class="hl-comment">/* lvds link swap enable, swap lvds link0 and link1 */</em>
|
|||
|
|
#<span class="hl-directive">define</span> AIC_LVDS_LINK_SWAP_EN <span class="hl-number">0</span>
|
|||
|
|
|
|||
|
|
<span class="hl-tag-doctype-comment">/**
|
|||
|
|
* lvds channel output order
|
|||
|
|
*
|
|||
|
|
* works on both link0 and link1 (if exists)
|
|||
|
|
*
|
|||
|
|
* default D3 CK D2 D1 D0
|
|||
|
|
* 4 3 2 1 0
|
|||
|
|
*/</span>
|
|||
|
|
#<span class="hl-directive">define</span> AIC_LVDS_LINES <span class="hl-number">0x43210</span>
|
|||
|
|
|
|||
|
|
<span class="hl-tag-doctype-comment">/**
|
|||
|
|
* lvds channel polarities, works on both link0 and link1 (if exists)
|
|||
|
|
*/</span>
|
|||
|
|
#<span class="hl-directive">define</span> AIC_LVDS_POL <span class="hl-number">0x0</span>
|
|||
|
|
|
|||
|
|
<span class="hl-tag-doctype-comment">/**
|
|||
|
|
* lvds channel phy config, works on both link0 and link1 (if exists)
|
|||
|
|
*/</span>
|
|||
|
|
#<span class="hl-directive">define</span> AIC_LVDS_PHY <span class="hl-number">0xFA</span></pre>
|
|||
|
|
|
|||
|
|
</section><div class="table-container"><table class="- topic/table table" id="id__table_mrr_n2x_ddc" data-ofbid="id__table_mrr_n2x_ddc" 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">LVDS 参数详细描述</span></caption><colgroup><col style="width:27.272727272727277%"/><col style="width:25.252525252525253%"/><col style="width:47.474747474747474%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-0 rowsep-0" id="id__table_mrr_n2x_ddc__entry__1">参数名称</th><th class="- topic/entry entry colsep-0 rowsep-0" id="id__table_mrr_n2x_ddc__entry__2">功能定义</th><th class="- topic/entry entry colsep-0 rowsep-0" id="id__table_mrr_n2x_ddc__entry__3">备注</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__1">AIC_LVDS_SYNC_MODE_EN</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__2">LVDS 同步前端信号模式使能。</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__3"> 防止前端给到半帧数据时打开 LVDS 模块，出现显示异常，不推荐关闭。</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__1">AIC_LVDS_LINK_SWAP_EN</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__2">LVDS Link 互换使能，Link 0 通道与 Link 1 通道输出互换</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__3">默认值：禁用 (0)</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__1">AIC_LVDS_LINES</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__2">LVDS Link 通道内输出选择。</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__3">控制 LVDS Link 内部五个通道的差分信号输出，允许五对差分信号任意互换：<ul class="- topic/ul ul" id="id__ul_h1x_fdx_ddc" data-ofbid="id__ul_h1x_fdx_ddc"><li class="- topic/li li" data-ofbid="d168138e85__20250121171619">默认值：0x43210</li><li class="- topic/li li" data-ofbid="d168138e87__20250121171619">五个通道：D3 CK D2 D1 D0。</li><li class="- topic/li li" data-ofbid="d168138e89__20250121171619">0x43210：缺省值，<strong class="+ topic/ph hi-d/b ph b">4 个 bit</strong> 表示一个通道。D3 通道输出 D3，CK 通道输出 CK，D2 通道输出
|
|||
|
|
D2，D1 通道输出 D1，D0 通道输出 D0。</li><li class="- topic/li li" data-ofbid="d168138e94__20250121171619">0x01234：D3 通道输出 D0，CK 通道输出 D1，D2 通道输出 D2，D1 通道输出 CK，D0 通道输出
|
|||
|
|
D3。</li></ul></td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__1">AIC_LVDS_POL</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__2">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d168138e101__20250121171619">LVDS 通道极性控制</p>
|
|||
|
|
</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__3">
|
|||
|
|
<div class="- topic/p p" data-ofbid="d168138e106__20250121171619"><strong class="+ topic/ph hi-d/b ph b">低 5 bit</strong> 分别控制 LVDS 五个通道差分信号的极性，通道默认顺序为 D3 CK D2 D1 D0：<ul class="- topic/ul ul" id="id__ul_gjv_g2x_ddc" data-ofbid="id__ul_gjv_g2x_ddc"><li class="- topic/li li" data-ofbid="d168138e111__20250121171619">0x3 表示 D1 D0 通道极性反相</li><li class="- topic/li li" data-ofbid="d168138e113__20250121171619">0x8 表示 CK 通道反相</li></ul></div>
|
|||
|
|
<p class="- topic/p p" data-ofbid="d168138e116__20250121171619">AIC_LVDS_POL 受 AIC_LVDS_LINES 影响，如果 CK 通道选择输出 D0，则该 bit 控制 D0 相位，0x8
|
|||
|
|
表示 D0 反相。</p>
|
|||
|
|
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__1">AIC_LVDS_PHY</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__2">LVDS 物理层控制</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_mrr_n2x_ddc__entry__3">对应芯片手册 LVDS_0_PHY_CTL 和 LVDS_1_PHY_CTL 寄存器的数值，结合芯片手册进行修改。</td></tr></tbody></table></div><section class="- topic/section section" id="id__section_iwq_vcx_ddc" data-ofbid="id__section_iwq_vcx_ddc"><h2 class="- topic/title title sectiontitle">MIPI-DSI 参数</h2>
|
|||
|
|
|
|||
|
|
<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_j5l_3dx_ddc" data-ofbid="id__codeblock_j5l_3dx_ddc"><em class="hl-comment">/* data line assignments */</em>
|
|||
|
|
#<span class="hl-directive">define</span> LANE_ASSIGNMENTS <span class="hl-number">0x0123</span>;
|
|||
|
|
|
|||
|
|
<em class="hl-comment">/* data line polarities */</em>
|
|||
|
|
#<span class="hl-directive">define</span> LANE_POLARITIES <span class="hl-number">0</span>b1111;
|
|||
|
|
|
|||
|
|
<em class="hl-comment">/* data clk inverse */</em>
|
|||
|
|
#<span class="hl-directive">define</span> CLK_INVERSE <span class="hl-number">1</span></pre>
|
|||
|
|
|
|||
|
|
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_tc2_n2x_ddc" data-ofbid="id__table_tc2_n2x_ddc" 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"> 2</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">MIPI-DSI 参数详细描述</span></caption><colgroup><col style="width:21.581196581196583%"/><col style="width:21.36752136752137%"/><col style="width:57.05128205128205%"/></colgroup><thead class="- topic/thead thead"><tr class="- topic/row"><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_tc2_n2x_ddc__entry__1">参数名称</th><th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_tc2_n2x_ddc__entry__2">功能定义</th><th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_tc2_n2x_ddc__entry__3">备注</th></tr></thead><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_tc2_n2x_ddc__entry__1">LANE_ASSIGNMENTS</td><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_tc2_n2x_ddc__entry__2">数据通道输出选择，方便 layout 走线<p class="- topic/p p" data-ofbid="d168138e155__20250121171619"><strong class="+ topic/ph hi-d/b ph b">4 个 bit</strong> 表示一个通道。</p></td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_tc2_n2x_ddc__entry__3">
|
|||
|
|
<ul class="- topic/ul ul" id="id__ul_vdn_r2x_ddc" data-ofbid="id__ul_vdn_r2x_ddc"><li class="- topic/li li" data-ofbid="d168138e162__20250121171619"><code class="+ topic/ph pr-d/codeph ph codeph">0x0123</code>：默认值。<ul class="- topic/ul ul" id="id__ul_pcf_x2x_ddc" data-ofbid="id__ul_pcf_x2x_ddc"><li class="- topic/li li" data-ofbid="d168138e167__20250121171619">数据通道 3 输出 DATA0</li><li class="- topic/li li" data-ofbid="d168138e169__20250121171619">数据通道 2 输出 DATA1</li><li class="- topic/li li" data-ofbid="d168138e171__20250121171619">数据通道 1 输出 DATA2</li><li class="- topic/li li" data-ofbid="d168138e173__20250121171619">数据通道 0 输出 DATA3</li></ul></li><li class="- topic/li li" data-ofbid="d168138e175__20250121171619"><code class="+ topic/ph pr-d/codeph ph codeph">0x3012</code>：<ul class="- topic/ul ul" id="id__ul_ivy_x2x_ddc" data-ofbid="id__ul_ivy_x2x_ddc"><li class="- topic/li li" data-ofbid="d168138e180__20250121171619">数据通道 3 输出 DATA3</li><li class="- topic/li li" data-ofbid="d168138e182__20250121171619">数据通道 2 输出 DATA0</li><li class="- topic/li li" data-ofbid="d168138e184__20250121171619">数据通道 1 输出 DATA1</li><li class="- topic/li li" data-ofbid="d168138e186__20250121171619">数据通道 0 输出 DATA2</li></ul></li><li class="- topic/li li" data-ofbid="d168138e188__20250121171619"><code class="+ topic/ph pr-d/codeph ph codeph">0x01</code>：如果是两个 lane，表示数据通道 1 输出 DATA0，数据通道 0 输出
|
|||
|
|
DATA1。</li></ul>
|
|||
|
|
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_tc2_n2x_ddc__entry__1">LANE_POLARITIES</td><td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_tc2_n2x_ddc__entry__2">数据通道极性是否正负极取反</td><td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_tc2_n2x_ddc__entry__3">默认值：0b1111<p class="- topic/p p" data-ofbid="d168138e200__20250121171619"><strong class="+ topic/ph hi-d/b ph b">二进制参数，1 个 bit</strong> 对应一个通道，与 LANE_ASSIGNMENTS
|
|||
|
|
配置的通道顺序保持一致。</p><p class="- topic/p p" data-ofbid="d168138e204__20250121171619">示例：LANE_ASSIGNMENTS = <0x3012>，
|
|||
|
|
LANE_POLARITIES = <0b1010>，表示 DATA3 和 DATA1
|
|||
|
|
正负极取反。</p></td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_tc2_n2x_ddc__entry__1">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d168138e209__20250121171619">CLK_INVERSE</p>
|
|||
|
|
</td><td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_tc2_n2x_ddc__entry__2">
|
|||
|
|
<p class="- topic/p p" data-ofbid="d168138e214__20250121171619">CLK Lane 正负极取反</p>
|
|||
|
|
</td><td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_tc2_n2x_ddc__entry__3">-</td></tr></tbody></table></div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
</section></div></article></main></div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
<nav role="navigation" id="wh_topic_toc" aria-label="On this page" class="col-lg-2 d-none d-lg-block navbar d-print-none">
|
|||
|
|
<div id="wh_topic_toc_content">
|
|||
|
|
|
|||
|
|
<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#id__section_b53_vcx_ddc" data-tocid="id__section_b53_vcx_ddc">LVDS 参数</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_iwq_vcx_ddc" data-tocid="id__section_iwq_vcx_ddc">MIPI-DSI 参数</a></div></li></ul></div>
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
</nav>
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
</div>
|
|||
|
|
<footer class="navbar navbar-default wh_footer">
|
|||
|
|
<div class=" footer-container mx-auto ">
|
|||
|
|
<title>footer def</title>
|
|||
|
|
<style><!--
|
|||
|
|
|
|||
|
|
.p1 {
|
|||
|
|
font-family: FangZhengShuSong, Times, serif;
|
|||
|
|
}
|
|||
|
|
.p2 {
|
|||
|
|
font-family: Arial, Helvetica, sans-serif;
|
|||
|
|
}
|
|||
|
|
.p3 {
|
|||
|
|
font-family: "Lucida Console", "Courier New", monospace;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
--></style>
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
<div class="webhelp.fragment.footer">
|
|||
|
|
<p class="p1">Copyright © 2019-2024 广东匠芯创科技有限公司. All rights reserved.</p>
|
|||
|
|
</div><div>
|
|||
|
|
<div class="generation_time">
|
|||
|
|
Update Time: 2025-01-21
|
|||
|
|
</div>
|
|||
|
|
</div>
|
|||
|
|
</div>
|
|||
|
|
</footer>
|
|||
|
|
|
|||
|
|
<div id="go2top" class="d-print-none">
|
|||
|
|
<span class="oxy-icon oxy-icon-up"></span>
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
<div id="modal_img_large" class="modal">
|
|||
|
|
<span class="close oxy-icon oxy-icon-remove"></span>
|
|||
|
|
<div id="modal_img_container"></div>
|
|||
|
|
<div id="caption"></div>
|
|||
|
|
</div>
|
|||
|
|
|
|||
|
|
|
|||
|
|
<script src="${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer="defer"></script>
|
|||
|
|
|
|||
|
|
|
|||
|
|
</body>
|
|||
|
|
</html>
|