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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" > 驱动配置< / h2 >
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< p class = "- topic/p p" data-ofbid = "d188913e33__20250519091526" > 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
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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
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< / pre > < p class = "- topic/p p" data-ofbid = "d188913e49__20250519091526" > 在 D13x 芯片合封了 PSRAM 的方案中，
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。< 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 >
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< / section >
< section class = "- topic/section section" id = "id__ldo" data-ofbid = "id__ldo" > < h2 class = "- topic/title title sectiontitle" > LDO 使能< / h2 >
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< ul class = "- topic/ul ul" id = "id__ul_epx_kdy_3dc" data-ofbid = "id__ul_epx_kdy_3dc" >
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< li class = "- topic/li li" data-ofbid = "d188913e63__20250519091526" >
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< div class = "- topic/div div section" id = "id__ldo1x" >
< strong class = "+ topic/ph hi-d/b ph b" > LDO1X< / strong >
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< ol class = "- topic/ol ol" id = "id__ol_b5r_4dy_3dc" data-ofbid = "id__ol_b5r_4dy_3dc" >
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< li class = "- topic/li li" data-ofbid = "d188913e72__20250519091526" > 在 < span class = "- topic/ph ph" > Luban-Lite< / span > 根目录下执行
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< code class = "+ topic/ph pr-d/codeph ph codeph" > sourceonestep.sh< / code > ， < / li >
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< li class = "- topic/li li" data-ofbid = "d188913e81__20250519091526" > 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
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--menuconfig< / code > ，进入 < code class = "+ topic/ph pr-d/codeph ph codeph" > menuconfig< / code > 的功能配置< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e90__20250519091526" > 分别在 SDK
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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 --->
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(< span class = "hl-number" > 6< / span > ) LDO1X voltage value level < < span class = "hl-number" > 0< / span > -< span class = "hl-number" > 7< / span > > # 其中， < span class = "hl-number" > 6< / span > ， < span class = "hl-number" > 8< / span > < / pre > < / li >
< / ol > < / div >
< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e97__20250519091526" >
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< div class = "- topic/div div section" id = "id__ldo18" >
< strong class = "+ topic/ph hi-d/b ph b" > LDO18< / strong >
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< div class = "- topic/p p" data-ofbid = "d188913e104__20250519091526" > 在
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< 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 >
...
},
...
},
...
},
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}< / pre > < / div > < div class = "- topic/p p" data-ofbid = "d188913e117__20250519091526" > 例如，在 D13x 方案中，使用的 PSRAM 使用 1.92V 拥有更好的性能，
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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" >
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< li class = "- topic/li li" data-ofbid = "d188913e121__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e123__20250519091526" > 0： < / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e127__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e129__20250519091526" > 1： < / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e133__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e135__20250519091526" > 2： < / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e139__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e141__20250519091526" > 3： < / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e145__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e147__20250519091526" > 4： < / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e152__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e154__20250519091526" > 5： < / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e158__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e160__20250519091526" > 6： < / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d188913e164__20250519091526" >
< p class = "- topic/p p" data-ofbid = "d188913e166__20250519091526" > 7： < / p >
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< / li >
< / ul > < / div > < / div >
< / li >
< / ul > < / section >
< / div >
< / article > < / main > < / div >
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< / 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 >
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< style >
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.p1 {
font-family: FangZhengShuSong, Times, serif;
}
.p2 {
font-family: Arial, Helvetica, sans-serif;
}
.p3 {
font-family: "Lucida Console", "Courier New", monospace;
}
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< / style >
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< div class = "webhelp.fragment.footer" >
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< p class = "p1" > Copyright © 2019-2025 广东匠芯创科技有限公司. All rights reserved.< / p >
< / div >
< div >
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< div class = "generation_time" >
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Update Time: 2025-05-19
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< / div >
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< / div >
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< / 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 >
