mirror of
https://gitee.com/Vancouver2017/luban-lite-t3e-pro.git
synced 2025-12-14 18:38:55 +00:00
273 lines
30 KiB
HTML
273 lines
30 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="驱动配置 使能 XSPI 相关的驱动，在 Luban-Lite 根目录下执行 sourceonestep.sh 并 lunch 相关 bootloader 配置文件， 再执行 scons --menuconfig ，进入 menuconfig 的功能配置，在 SDK 的配置界面中，进行下列的选择： Bootloader options ---> Drivers ---> [*] PSRAM ..."/><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/psram/psram-user-guide.html"/><meta name="DC.relation" content="../../../topics/sdk/psram/psram-user-guide.html"/><meta name="DC.relation" content="../../../topics/sdk/psram/psram-test-guide.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>PSRAM 配置</title><!-- Build number 2023110923. --><meta name="wh-path2root" content="../../../"/><meta name="wh-toc-id" content="id-d5856e3459"/><meta name="wh-source-relpath" content="topics/sdk/psram/psram-config-guide.dita"/><meta name="wh-out-relpath" content="topics/sdk/psram/psram-config-guide.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="chapter-memory"><div class="title"><a href="../../../topics/chapter-title/chapter-memory-sdk.html">存储</a><div class="wh-tooltip"><p class="shortdesc">SDMC、SPI NAND、SPI NOR<span class="ph"> 以及文件系统</span> 等存储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/psram/psram-user-guide.html">PSRAM 使用指南</a></div></div></li><li class="active"><div class="topicref" data-id="id"><div class="title"><a href="../../../topics/sdk/psram/psram-config-guide.html">PSRAM 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/psram/psram-user-guide.html" title="PSRAM 使用指南" aria-label="上一主题: PSRAM 使用指南" rel="prev"></a></span>
|
||
<span class="navnext"><a class="- topic/link link" href="../../../topics/sdk/psram/psram-test-guide.html" title="测试指南" aria-label="下一主题: 测试指南" 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"><span role="button" tabindex="0" aria-labelledby="button-expand-action _0-d5856e2360-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/boot/lite_boot_direct.html" id="_0-d5856e2360-link">启动引导</a><div class="wh-tooltip"><p class="shortdesc">启动引导程序 Bootloader 可以实现加载启动应用程序、 烧录和升级功能。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="chapter-system-d5856e2435" class="topicref" data-id="chapter-system" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action chapter-system-d5856e2435-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-system.html" id="chapter-system-d5856e2435-link">系统</a><div class="wh-tooltip"><p class="shortdesc"></p></div></div></div></li><li role="treeitem" aria-expanded="true"><div data-tocid="chapter-memory-d5856e3357" class="topicref" data-id="chapter-memory" data-state="expanded"><span role="button" tabindex="0" aria-labelledby="button-collapse-action chapter-memory-d5856e3357-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-memory-sdk.html" id="chapter-memory-d5856e3357-link">存储</a><div class="wh-tooltip"><p class="shortdesc">SDMC、SPI NAND、SPI NOR<span class="ph"> 以及文件系统</span> 等存储模块的介绍和使用说明。</p></div></div></div><ul role="group" class="navbar-nav nav-list"><li role="treeitem" aria-expanded="false"><div data-tocid="id-d5856e3375" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d5856e3375-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/sdmc/sdmc-user-guide_2.html" id="id-d5856e3375-link">SDMC 使用指南</a></div></div></li><li role="treeitem" aria-expanded="true"><div data-tocid="id-d5856e3447" class="topicref" data-id="id" data-state="expanded"><span role="button" tabindex="0" aria-labelledby="button-collapse-action id-d5856e3447-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/psram/psram-user-guide.html" id="id-d5856e3447-link">PSRAM 使用指南</a></div></div><ul role="group" class="navbar-nav nav-list"><li role="treeitem" class="active"><div data-tocid="id-d5856e3459" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/psram/psram-config-guide.html" id="id-d5856e3459-link">PSRAM 配置</a></div></div></li><li role="treeitem"><div data-tocid="id-d5856e3471" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/psram/psram-test-guide.html" id="id-d5856e3471-link">测试指南</a></div></div></li><li role="treeitem"><div data-tocid="id-d5856e3483" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/psram/psram-design-guide.html" id="id-d5856e3483-link">设计说明</a></div></div></li><li role="treeitem"><div data-tocid="id-d5856e3495" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/psram/psram-faq.html" id="id-d5856e3495-link">常见问题</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="spi_nand_user_guide-d5856e3507" class="topicref" data-id="spi_nand_user_guide" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action spi_nand_user_guide-d5856e3507-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/spinand/spi-nand-user-guide_2.html" id="spi_nand_user_guide-d5856e3507-link">SPI NAND 使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d5856e3591" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d5856e3591-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/spinor/spinor_user_guide_lite.html" id="id-d5856e3591-link">SPI NOR 使用指南</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="concept_mcc_32s_nbc-d5856e3639" class="topicref" data-id="concept_mcc_32s_nbc" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action concept_mcc_32s_nbc-d5856e3639-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-multi-media-sdk.html" id="concept_mcc_32s_nbc-d5856e3639-link">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 role="treeitem" aria-expanded="false"><div data-tocid="concept_nww_hzh_pzb-d5856e4868" class="topicref" data-id="concept_nww_hzh_pzb" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action concept_nww_hzh_pzb-d5856e4868-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-interface-sdk.html" id="concept_nww_hzh_pzb-d5856e4868-link">接口</a><div class="wh-tooltip"><p class="shortdesc">CAN<span class="ph">、CAP</span>、CIR、GPAI、GPIO、I2C、PSADC、PWM 等接口模块的介绍和使用说明。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="chapter-safety-d5856e6083" class="topicref" data-id="chapter-safety" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action chapter-safety-d5856e6083-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-safety-sdk.html" id="chapter-safety-d5856e6083-link">安全</a><div class="wh-tooltip"><p class="shortdesc">SPI ENC、CE、eFuse 等安全模块的介绍和使用说明。</p></div></div></div></li></ul></li></ul></div>
|
||
|
||
</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/psram/psram-config-guide.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">PSRAM 配置</h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
|
||
Read time: 2 minute(s)
|
||
</div><div class="- topic/body body"><section class="- topic/section section" id="id__id2" data-ofbid="id__id2"><h2 class="- topic/title title sectiontitle">驱动配置</h2>
|
||
|
||
<p class="- topic/p p" data-ofbid="d329881e24__20250121171832">使能 XSPI 相关的驱动，在 <span class="- topic/ph ph">Luban-Lite</span> 根目录下执行 <code class="+ topic/ph pr-d/codeph ph codeph">sourceonestep.sh</code> 并
|
||
lunch 相关 bootloader 配置文件， 再执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">scons --menuconfig</span>，进入
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">menuconfig</code> 的功能配置，在 SDK 的配置界面中，进行下列的选择：</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_q3y_jyh_bdc" data-ofbid="id__codeblock_q3y_jyh_bdc">Bootloader options --->
|
||
Drivers --->
|
||
[*] PSRAM support
|
||
PSRAM Parameter --->
|
||
(<span class="hl-number">0</span>) XSPI CS0 data PIN remap
|
||
(<span class="hl-number">0</span>) XSPI CS1 data PIN remap
|
||
(<span class="hl-number">198000000</span>) XSPI CLK config, range <span class="hl-number">50</span>MHz-<span class="hl-number">200</span>MHz
|
||
</pre><p class="- topic/p p" data-ofbid="d329881e40__20250121171832">在 D13x 芯片合封了 PSRAM 的方案中，PSRAM 是属于芯片封装的一部分， data 引脚复用已固定，无需配置，用户可调整 CLK
|
||
。<code class="+ topic/ph pr-d/codeph ph codeph">198000000XSPICLKconfig,range50 MHz-200 MHz</code> 是针对 XSPI
|
||
控制器的时钟配置，同时也是输出到 PSRAM 模块的时钟配置， D13x 方案中使用的 PSRAM 最大支持 200 MHz。</p>
|
||
</section><section class="- topic/section section" id="id__ldo" data-ofbid="id__ldo"><h2 class="- topic/title title sectiontitle">LDO 使能</h2>
|
||
|
||
<ul class="- topic/ul ul" id="id__ul_epx_kdy_3dc" data-ofbid="id__ul_epx_kdy_3dc"><li class="- topic/li li" data-ofbid="d329881e52__20250121171832">
|
||
<div class="- topic/div div section" id="id__ldo1x">
|
||
<strong class="+ topic/ph hi-d/b ph b">LDO1X</strong>
|
||
<ol class="- topic/ol ol" id="id__ol_b5r_4dy_3dc" data-ofbid="id__ol_b5r_4dy_3dc"><li class="- topic/li li" data-ofbid="d329881e60__20250121171832">在 <span class="- topic/ph ph">Luban-Lite</span> 根目录下执行
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">sourceonestep.sh</code>，</li><li class="- topic/li li" data-ofbid="d329881e68__20250121171832">分别依次选中 bootloader 和 rtos 配置文件，并执行 <code class="+ topic/ph pr-d/codeph ph codeph">scons
|
||
--menuconfig</code>，进入 <code class="+ topic/ph pr-d/codeph ph codeph">menuconfig</code> 的功能配置</li><li class="- topic/li li" data-ofbid="d329881e76__20250121171832">分别在 SDK
|
||
的配置界面中，使能下列选项：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_zjl_4dy_3dc" data-ofbid="id__codeblock_zjl_4dy_3dc">Board options --->
|
||
[*] Using Syscfg
|
||
Syscfg Parameter --->
|
||
[*] SYSCFG LDO1X enable --->
|
||
(<span class="hl-number">6</span>) LDO1X voltage value level <<span class="hl-number">0</span>-<span class="hl-number">7</span>> # 其中，D13x 的 voltage value level 为 <span class="hl-number">6</span>，D12x 为 <span class="hl-number">8</span></pre></li></ol></div>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e81__20250121171832">
|
||
<div class="- topic/div div section" id="id__ldo18">
|
||
<strong class="+ topic/ph hi-d/b ph b">LDO18</strong>
|
||
<div class="- topic/p p" data-ofbid="d329881e88__20250121171832">在
|
||
<span class="+ topic/ph sw-d/filepath ph filepath">target/<var class="+ topic/keyword sw-d/varname keyword varname">CPU</var>/<var class="+ topic/keyword sw-d/varname keyword varname">board</var>/pack/pbp_cfg.json</span>
|
||
文件中， LDO18 使能并配置 1.92V，给 PSRAM
|
||
提供电源，需要根据实际硬件来决定是否使能，芯片特性参数保持默认值即可。<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_etf_5dy_3dc" data-ofbid="id__codeblock_etf_5dy_3dc">{
|
||
<span class="hl-string">"psram"</span>: {
|
||
|
||
<span class="hl-string">"cfg0"</span>: { <em class="hl-comment">//OPI APS3208K 8M PSRAM</em>
|
||
<span class="hl-string">"common"</span>: {
|
||
...
|
||
<span class="hl-string">"xspi_ldo"</span>: <span class="hl-string">"0x17"</span>, <em class="hl-comment">//1.92V</em>
|
||
...
|
||
},
|
||
|
||
<span class="hl-string">"cfg1"</span>: { <em class="hl-comment">// XCCELA AP12816 16M PSRAM</em>
|
||
<span class="hl-string">"common"</span>: {
|
||
...
|
||
<span class="hl-string">"xspi_ldo"</span>: <span class="hl-string">"0x17"</span>, <em class="hl-comment">//1.92V</em>
|
||
...
|
||
},
|
||
...
|
||
|
||
},
|
||
|
||
<span class="hl-string">"cfg2"</span>: { <em class="hl-comment">// XCCELA UnilC SCKW18X12816 16M PSRAM</em>
|
||
<span class="hl-string">"common"</span>: {
|
||
...
|
||
<span class="hl-string">"xspi_ldo"</span>: <span class="hl-string">"0x17"</span>, <em class="hl-comment">//1.92V</em>
|
||
...
|
||
},
|
||
...
|
||
},
|
||
...
|
||
},
|
||
}</pre></div><div class="- topic/p p" data-ofbid="d329881e101__20250121171832">例如，在 D13x 方案中，使用的 PSRAM 使用 1.92V 拥有更好的性能，LDO18 属于
|
||
SYSCFG 模块下的配置，共有 8 档可调电压，分别表示：<ul class="- topic/ul ul simple" id="id__ul_v3y_jyh_bdc" data-ofbid="id__ul_v3y_jyh_bdc"><li class="- topic/li li" data-ofbid="d329881e104__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e106__20250121171832">0：LDO18_VAL_1_71V 对应 1.71V</p>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e109__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e111__20250121171832">1：LDO18_VAL_1_74V 对应 1.74V</p>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e114__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e116__20250121171832">2：LDO18_VAL_1_77V 对应 1.77V</p>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e119__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e121__20250121171832">3：LDO18_VAL_1_80V 对应 1.80V</p>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e124__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e126__20250121171832">4：LDO18_VAL_1_83V 对应 1.83V</p>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e129__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e131__20250121171832">5：LDO18_VAL_1_86V 对应 1.86V</p>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e134__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e136__20250121171832">6：LDO18_VAL_1_89V 对应 1.89V</p>
|
||
</li><li class="- topic/li li" data-ofbid="d329881e139__20250121171832">
|
||
<p class="- topic/p p" data-ofbid="d329881e141__20250121171832">7：LDO18_VAL_1_92V 对应 1.92V</p>
|
||
</li></ul></div></div>
|
||
</li></ul></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__id2" data-tocid="id__id2">驱动配置</a></div></li><li class="section-item"><div class="section-title"><a href="#id__ldo" data-tocid="id__ldo">LDO 使能</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> |