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< 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-d3752e463" 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-d3752e463-link" > 修订记录< / a > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d3752e480" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d3752e480-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/env/sdk-compile.html" id = "id-d3752e480-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-d3752e604" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d3752e604-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/advanced/sdk-usage.html" id = "id-d3752e604-link" > 使用指南< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 命令详解，编译选项，镜像和分区配置，添加应用和驱动等的详细使用说明。< / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "concept_rcx_czh_pzb-d3752e1004" 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-d3752e1004-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/chapter-app.html" id = "concept_rcx_czh_pzb-d3752e1004-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， < / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "false" > < div data-tocid = "id-d3752e1848" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d3752e1848-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/peripheral/peripheral-intro.html" id = "id-d3752e1848-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-d3752e2022" class = "topicref" data-id = "id" data-state = "not-ready" > < span role = "button" tabindex = "0" aria-labelledby = "button-expand-action id-d3752e2022-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/bringup/chapter-bringup.html" id = "id-d3752e2022-link" > BringUp< / a > < div class = "wh-tooltip" > < p class = "shortdesc" > 主要描述板卡的各项配置，使 SDK 的环境和板卡匹配，并确保 SDK 编译后的固件能够在板子上正常运行。< / p > < / div > < / div > < / div > < / li > < li role = "treeitem" aria-expanded = "true" > < div data-tocid = "id-d3752e2418" class = "topicref" data-id = "id" data-state = "expanded" > < span role = "button" tabindex = "0" aria-labelledby = "button-collapse-action id-d3752e2418-link" class = "wh-expand-btn" > < / span > < div class = "title" > < a href = "../../../topics/sdk/chapter-advanced-app.html" id = "id-d3752e2418-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-d3752e2435" class
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< div class = "date inPage" > 16 May 2025< / div > < div style = "color: gray;" >
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Read time: 2 minute(s)
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< section class = "- topic/section section" id = "id__id2" data-ofbid = "id__id2" > < h2 class = "- topic/title title sectiontitle" > 测试环境< / h2 >
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< ul class = "- topic/ul ul" id = "id__ul_gqr_ycw_3dc" data-ofbid = "id__ul_gqr_ycw_3dc" >
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< strong class = "+ topic/ph hi-d/b ph b" > 硬件< / strong >
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< ul class = "- topic/ul ul simple" id = "id__ul_cjg_1yh_bdc" data-ofbid = "id__ul_cjg_1yh_bdc" >
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< li class = "- topic/li li" data-ofbid = "d102825e44__20250519091515" >
< p class = "- topic/p p" data-ofbid = "d102825e46__20250519091515" > 开发板，或者 FPGA 板子< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d102825e50__20250519091515" >
< p class = "- topic/p p" data-ofbid = "d102825e52__20250519091515" > 板子上必须要接有 eMMC/SDCard< / p >
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< / li >
< / ul > < / div >
< / li >
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< li class = "- topic/li li" data-ofbid = "d102825e58__20250519091515" >
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< strong class = "+ topic/ph hi-d/b ph b" > 软件< / strong >
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< ul class = "- topic/ul ul simple" id = "id__ul_djg_1yh_bdc" data-ofbid = "id__ul_djg_1yh_bdc" >
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< li class = "- topic/li li" data-ofbid = "d102825e67__20250519091515" >
< p class = "- topic/p p" data-ofbid = "d102825e69__20250519091515" > PC 端的串口终端软件，用于 PC 和开发板进行串口通信< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d102825e73__20250519091515" >
< p class = "- topic/p p" data-ofbid = "d102825e75__20250519091515" > RT-Thread DFS 组件自带了一些命令的文件操作工具，如 cp、mkdir 等< / p >
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< / li >
< / ul > < / div >
< / li >
< / ul > < / section >
< section class = "- topic/section section" id = "id__dfs" data-ofbid = "id__dfs" > < h2 class = "- topic/title title sectiontitle" > DFS 配置< / h2 >
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< p class = "- topic/p p" data-ofbid = "d102825e87__20250519091515" > 参见< a class = "- topic/xref xref" href = "sdmc-config-lite.html#id__file_sys_config" > 文件系统配置< / a > 。< / p >
< p class = "- topic/p p" data-ofbid = "d102825e94__20250519091515" > 在 RT-Thread 操作系统中， （ ） < code class = "+ topic/ph pr-d/codeph ph codeph" > cp
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< / code > 命令，以便在拷贝完成后显示读写速度，可以按照以下步骤进行：< / p >
< div class = "- topic/div div" >
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< ul class = "- topic/ul ul" id = "id__ul_dkp_zcw_3dc" data-ofbid = "id__ul_dkp_zcw_3dc" >
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< li class = "- topic/li li" data-ofbid = "d102825e104__20250519091515" >
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< div class = "- topic/div div section" id = "id__rt-thread" >
< strong class = "+ topic/ph hi-d/b ph b" > RT-Thread< / strong >
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< div class = "- topic/p p" data-ofbid = "d102825e111__20250519091515" > < span class = "- topic/ph ph" > Luban-Lite< / span > 可以扩展 RT-Thread DFS 命令中的 < code class = "+ topic/ph pr-d/codeph ph codeph" > cp< / code >
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命令，以便在拷贝完成后显示读写速度，可以按照以下步骤进行：< ol class = "- topic/ol ol" id = "id__ol_g45_5sk_5dc" data-ofbid = "id__ol_g45_5sk_5dc" >
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< li class = "- topic/li li" data-ofbid = "d102825e120__20250519091515" > 进入根目录：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_oj2_313_ddc" data-ofbid = "id__codeblock_oj2_313_ddc" > cd data< / pre > < / li >
< li class = "- topic/li li" data-ofbid = "d102825e125__20250519091515" > 查看当前文件：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_hdn_jch_tdc" data-ofbid = "id__codeblock_hdn_jch_tdc" > ls< / pre > < p class = "- topic/p p" data-ofbid = "d102825e129__20250519091515" > 输出示例如下：< / p > < pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_cww_jch_tdc" data-ofbid = "id__codeblock_cww_jch_tdc" > Directory /data:
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fb0.argb < span class = "hl-number" > 1536000< / span > < / pre > < / li >
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< li class = "- topic/li li" data-ofbid = "d102825e134__20250519091515" >
< div class = "- topic/p p" data-ofbid = "d102825e136__20250519091515" > 从源文件拷贝到目标文件，示例如下：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_nn4_gtk_5dc" data-ofbid = "id__codeblock_nn4_gtk_5dc" > cp orginal_filepath new_filepath< / pre > < ul class = "- topic/ul ul" id = "id__ul_pzk_ctk_5dc" data-ofbid = "id__ul_pzk_ctk_5dc" >
< li class = "- topic/li li" data-ofbid = "d102825e142__20250519091515" > 从源文件 < code class = "+ topic/ph pr-d/codeph ph codeph" > fb0.argb< / code > 拷贝到目标文件
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< code class = "+ topic/ph pr-d/codeph ph codeph" > fb2.argb< / code > ：
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< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_mvg_mhk_5dc" data-ofbid = "id__codeblock_mvg_mhk_5dc" > cp fb0.argb fb2.argb< / pre > < / li >
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< li class = "- topic/li li" data-ofbid = "d102825e153__20250519091515" >
< div class = "- topic/p p" data-ofbid = "d102825e155__20250519091515" > 从源文件 < code class = "+ topic/ph pr-d/codeph ph codeph" > fb0.argb< / code > 拷贝到目标路径
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< span class = "+ topic/ph sw-d/filepath ph filepath" > /ramfs/fb2.argb< / span > ： < pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_wlp_mhk_5dc" data-ofbid = "id__codeblock_wlp_mhk_5dc" > cp fb0.argb /ramfs/fb2.argb< / pre > < / div >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d102825e167__20250519091515" > 从源文件 < span class = "+ topic/ph sw-d/filepath ph filepath" > /ramfs/fb2.argb< / span >
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拷贝到目标文件
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< code class = "+ topic/ph pr-d/codeph ph codeph" > fb0.argb< / code > ： < pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_zk2_nhk_5dc" data-ofbid = "id__codeblock_zk2_nhk_5dc" > cp /ramfs/fb2.argb fb2.argb< / pre > < / li >
< / ul > < / div >
< / li >
< / ol > < / div > < / div >
< / li >
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< li class = "- topic/li li" data-ofbid = "d102825e182__20250519091515" >
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< div class = "- topic/div div section" id = "id__baremetal" >
< strong class = "+ topic/ph hi-d/b ph b" > Baremetal< / strong >
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< ol class = "- topic/ol ol" id = "id__ul_ikf_ttk_5dc" data-ofbid = "id__ul_ikf_ttk_5dc" >
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< li class = "- topic/li li" data-ofbid = "d102825e191__20250519091515" > 查看当前目录中的文件：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_nbv_313_ddc" data-ofbid = "id__codeblock_nbv_313_ddc" > ls< / pre > < div class = "- topic/p p" data-ofbid = "d102825e195__20250519091515" > 输出示例如下：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_i5t_nhk_5dc" data-ofbid = "id__codeblock_i5t_nhk_5dc" > Directory /:
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System Volume Information< DIR> < / pre > < / div > < / li >
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< li class = "- topic/li li" data-ofbid = "d102825e200__20250519091515" > 创建并将 < code class = "+ topic/ph pr-d/codeph ph codeph" > 123456< / code > 写入 < span class = "+ topic/ph sw-d/filepath ph filepath" > 1.txt< / span >
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文件：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_e41_4hk_5dc" data-ofbid = "id__codeblock_e41_4hk_5dc" > echo < span class = "hl-number" > 123456< / span > /< span class = "hl-number" > 1.< / span > txt< / pre > < / li >
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< li class = "- topic/li li" data-ofbid = "d102825e211__20250519091515" > 读取 < span class = "+ topic/ph sw-d/filepath ph filepath" > 1.txt< / span > 文件内容：
< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_hxj_4hk_5dc" data-ofbid = "id__codeblock_hxj_4hk_5dc" > cat /< span class = "hl-number" > 1.< / span > txt< / pre > < div class = "- topic/p p" data-ofbid = "d102825e218__20250519091515" > 输出示例如下：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_wkq_4hk_5dc" data-ofbid = "id__codeblock_wkq_4hk_5dc" > < span class = "hl-number" > 123456< / span > < / pre > < / div > < / li >
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< / ol > < / div >
< / li >
< / ul >
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< / div >
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< / section >
< section class = "- topic/section section" id = "id__section_cyd_2jw_mdc" data-ofbid = "id__section_cyd_2jw_mdc" > < h2 class = "- topic/title title sectiontitle" > 热插拔测试< / h2 >
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< p class = "- topic/p p" data-ofbid = "d102825e233__20250519091515" > 参见 < a class = "- topic/xref xref" href = "sdmc-config-lite.html#id__section_if4_k13_ddc" > 热插拔配置< / a > 。< / p >
< div class = "- topic/p p" data-ofbid = "d102825e240__20250519091515" >
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< ul class = "- topic/ul ul" id = "id__ul_w5z_zcw_3dc" data-ofbid = "id__ul_w5z_zcw_3dc" >
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< li class = "- topic/li li" data-ofbid = "d102825e244__20250519091515" >
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< div class = "- topic/div div section" id = "id__id7" >
< strong class = "+ topic/ph hi-d/b ph b" > RT-Thread< / strong >
< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_bdl_m13_ddc" data-ofbid = "id__codeblock_bdl_m13_ddc" > card removal detected!
card insertion detected!
< span class = "hl-number" > 01< / span > -< span class = "hl-number" > 02< / span > < span class = "hl-number" > 07< / span > :< span class = "hl-number" > 21< / span > :< span class = "hl-number" > 10< / span > I/SDMC: SDMC1 BW < span class = "hl-number" > 1< / span > , sclk < span class = "hl-number" > 50400< / span > KHz, clk < span class = "hl-number" > 400< / span > KHz(< span class = "hl-number" > 406< / span > KHz), div < span class = "hl-number" > 2< / span > -< span class = "hl-number" > 62< / span >
< span class = "hl-number" > 01< / span > -< span class = "hl-number" > 02< / span > < span class = "hl-number" > 07< / span > :< span class = "hl-number" > 21< / span > :< span class = "hl-number" > 10< / span > I/SDIO: SD card capacity < span class = "hl-number" > 30533632< / span > KB.
< span class = "hl-number" > 01< / span > -< span class = "hl-number" > 02< / span > < span class = "hl-number" > 07< / span > :< span class = "hl-number" > 21< / span > :< span class = "hl-number" > 10< / span > I/SDMC: SDMC1 BW < span class = "hl-number" > 1< / span > , sclk < span class = "hl-number" > 50400< / span > KHz, clk < span class = "hl-number" > 50000< / span > KHz(< span class = "hl-number" > 50400< / span > KHz), div < span class = "hl-number" > 1< / span > -< span class = "hl-number" > 0< / span >
[I] aic_sdmc_set_iocfg()< span class = "hl-number" > 435< / span > SDMC1 Buswidth < span class = "hl-number" > 4< / span > , DDR mode < span class = "hl-number" > 0< / span > , Current clock: < span class = "hl-number" > 50000< / span > KHz
found part[< span class = "hl-number" > 0< / span > ], begin: < span class = "hl-number" > 65536< / span > , size: < span class = "hl-number" > 29.121< / span > GB
< span class = "hl-number" > 01< / span > -< span class = "hl-number" > 02< / span > < span class = "hl-number" > 07< / span > :< span class = "hl-number" > 21< / span > :< span class = "hl-number" > 10< / span > I/SDIO: try to mount file system!
< span class = "hl-number" > 01< / span > -< span class = "hl-number" > 02< / span > < span class = "hl-number" > 07< / span > :< span class = "hl-number" > 21< / span > :< span class = "hl-number" > 10< / span > I/SDIO: try to mount file system!
< span class = "hl-number" > 01< / span > -< span class = "hl-number" > 02< / span > < span class = "hl-number" > 07< / span > :< span class = "hl-number" > 21< / span > :< span class = "hl-number" > 10< / span > E/DFS: mount fs[elm] device[sd0] to /sdcard failed.< / pre > < / div >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d102825e255__20250519091515" >
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< div class = "- topic/div div section" id = "id__id8" >
< strong class = "+ topic/ph hi-d/b ph b" > Baremetal< / strong > < pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "id__codeblock_cyw_m13_ddc" data-ofbid = "id__codeblock_cyw_m13_ddc" > card removal detected!
card insertion detected!
SDMC1 BW < span class = "hl-number" > 1< / span > , sclk < span class = "hl-number" > 50400< / span > KHz, clk < span class = "hl-number" > 400< / span > KHz(< span class = "hl-number" > 406< / span > KHz), div < span class = "hl-number" > 2< / span > -< span class = "hl-number" > 31< / span >
SD card capacity < span class = "hl-number" > 30533632< / span > KB.
SDMC1 BW < span class = "hl-number" > 4< / span > , sclk < span class = "hl-number" > 50400< / span > KHz, clk < span class = "hl-number" > 50000< / span > KHz(< span class = "hl-number" > 50400< / span > KHz), div < span class = "hl-number" > 1< / span > -< span class = "hl-number" > 0< / span > < / pre >
< / div >
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< / li >
< / ul >
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< / div >
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< / section >
< / div >
< / article > < / main > < / div >
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< 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" >
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< 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" > 测试环境< / a > < / div > < / li > < li class = "section-item" > < div class = "section-title" > < a href = "#id__dfs" data-tocid = "id__dfs" > DFS 配置< / a > < / div > < / li > < li class = "section-item" > < div class = "section-title" > < a href = "#id__section_cyd_2jw_mdc" data-tocid = "id__section_cyd_2jw_mdc" > 热插拔测试< / a > < / div > < / li > < / ul > < / div >
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font-family: "Lucida Console", "Courier New", monospace;
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